General Info

File name

ef.exe

Full analysis
https://app.any.run/tasks/f75999db-05e3-40f3-bb2f-3eb03a616a74
Verdict
Malicious activity
Analysis date
6/12/2019, 08:05:00
OS:
Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:

rat

orcus

trojan

Indicators:

MIME:
application/x-dosexec
File info:
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5

c595300ec72c6b0e1a3237bf955bf7c2

SHA1

1edd3b46584b8e2fe713cced1efa66e41fce1aeb

SHA256

48e74f21c1d17fda08548df007880af02659e423afeb764be29a42c14d3cfb67

SSDEEP

24576:Gqd4MROxnFj30xXFHXRrZlI0AilFEvxHikn:GqqMi1sRhrZlI0AilFEvxHi

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distored by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

Software environment set and analysis options

Launch configuration

Task duration
300 seconds
Additional time used
240 seconds
Fakenet option
off
Heavy Evaision option
off
MITM proxy
off
Route via Tor
off
Network geolocation
off
Privacy
Public submission
Autoconfirmation of UAC
on

Software preset

  • Internet Explorer 8.0.7601.17514
  • Adobe Acrobat Reader DC MUI (15.023.20070)
  • Adobe Flash Player 26 ActiveX (26.0.0.131)
  • Adobe Flash Player 26 NPAPI (26.0.0.131)
  • Adobe Flash Player 26 PPAPI (26.0.0.131)
  • Adobe Refresh Manager (1.8.0)
  • CCleaner (5.35)
  • FileZilla Client 3.36.0 (3.36.0)
  • Google Chrome (73.0.3683.75)
  • Google Update Helper (1.3.33.23)
  • Java 8 Update 92 (8.0.920.14)
  • Java Auto Updater (2.8.92.14)
  • Microsoft .NET Framework 4.6.1 (4.6.01055)
  • Microsoft Office Access MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office Access Setup Metadata MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office Excel MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office OneNote MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office Outlook MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office PowerPoint MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office Professional 2010 (14.0.6029.1000)
  • Microsoft Office Proof (English) 2010 (14.0.6029.1000)
  • Microsoft Office Proof (French) 2010 (14.0.6029.1000)
  • Microsoft Office Proof (Spanish) 2010 (14.0.6029.1000)
  • Microsoft Office Proofing (English) 2010 (14.0.6029.1000)
  • Microsoft Office Publisher MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office Shared MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office Shared Setup Metadata MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Office Single Image 2010 (14.0.6029.1000)
  • Microsoft Office Word MUI (English) 2010 (14.0.6029.1000)
  • Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.6161 (9.0.30729.6161)
  • Microsoft Visual C++ 2010 x86 Redistributable - 10.0.40219 (10.0.40219)
  • Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.30501 (12.0.30501.0)
  • Microsoft Visual C++ 2013 x86 Additional Runtime - 12.0.21005 (12.0.21005)
  • Microsoft Visual C++ 2013 x86 Minimum Runtime - 12.0.21005 (12.0.21005)
  • Microsoft Visual C++ 2017 Redistributable (x86) - 14.15.26706 (14.15.26706.0)
  • Microsoft Visual C++ 2017 x86 Additional Runtime - 14.15.26706 (14.15.26706)
  • Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.15.26706 (14.15.26706)
  • Mozilla Firefox 65.0.2 (x86 en-US) (65.0.2)
  • Notepad++ (32-bit x86) (7.5.1)
  • Opera 12.15 (12.15.1748)
  • Skype version 8.29 (8.29)
  • VLC media player (2.2.6)
  • WinRAR 5.60 (32-bit) (5.60.0)

Hotfixes

  • Client LanguagePack Package
  • Client Refresh LanguagePack Package
  • CodecPack Basic Package
  • Foundation Package
  • IE Troubleshooters Package
  • InternetExplorer Optional Package
  • KB2534111
  • KB2999226
  • KB976902
  • LocalPack AU Package
  • LocalPack CA Package
  • LocalPack GB Package
  • LocalPack US Package
  • LocalPack ZA Package
  • ProfessionalEdition
  • UltimateEdition

Behavior activities

MALICIOUS SUSPICIOUS INFO
Application was dropped or rewritten from another process
  • Skype.exe (PID: 1896)
  • Skype.exe (PID: 3512)
Orcus was detected
  • ef.exe (PID: 124)
  • ef.exe (PID: 2176)
Starts Visual C# compiler
  • ef.exe (PID: 124)
  • ef.exe (PID: 2176)
Orcus RAT was detected
  • Skype.exe (PID: 3512)
Loads the Task Scheduler COM API
  • ef.exe (PID: 2176)
Executable content was dropped or overwritten
  • ef.exe (PID: 2176)
  • csc.exe (PID: 636)
Creates files in the user directory
  • ef.exe (PID: 2176)
Executed via Task Scheduler
  • ef.exe (PID: 124)
Changes the desktop background image
  • ef.exe (PID: 2176)
Application launched itself
  • Skype.exe (PID: 3512)

No info indicators.

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

Static information

TRiD
.exe
|   Generic CIL Executable (.NET, Mono, etc.) (56.7%)
.exe
|   Win64 Executable (generic) (21.3%)
.scr
|   Windows screen saver (10.1%)
.dll
|   Win32 Dynamic Link Library (generic) (5%)
.exe
|   Win32 Executable (generic) (3.4%)
EXIF
EXE
MachineType:
Intel 386 or later, and compatibles
TimeStamp:
2019:06:12 08:04:37+02:00
PEType:
PE32
LinkerVersion:
8
CodeSize:
924672
InitializedDataSize:
4608
UninitializedDataSize:
null
EntryPoint:
0xe3a5e
OSVersion:
4
ImageVersion:
null
SubsystemVersion:
4
Subsystem:
Windows GUI
FileVersionNumber:
1.0.0.0
ProductVersionNumber:
1.0.0.0
FileFlagsMask:
0x003f
FileFlags:
(none)
FileOS:
Win32
ObjectFileType:
Executable application
FileSubtype:
null
LanguageCode:
Neutral
CharacterSet:
Unicode
Comments:
null
CompanyName:
null
FileDescription:
null
FileVersion:
1.0.0.0
InternalName:
Orcus.exe
LegalCopyright:
null
LegalTrademarks:
null
OriginalFileName:
Orcus.exe
ProductName:
null
ProductVersion:
1.0.0.0
AssemblyVersion:
1.0.0.0
Summary
Architecture:
IMAGE_FILE_MACHINE_I386
Subsystem:
IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:
12-Jun-2019 06:04:37
Comments:
null
CompanyName:
null
FileDescription:
null
FileVersion:
1.0.0.0
InternalName:
Orcus.exe
LegalCopyright:
null
LegalTrademarks:
null
OriginalFilename:
Orcus.exe
ProductName:
null
ProductVersion:
1.0.0.0
Assembly Version:
1.0.0.0
DOS Header
Magic number:
MZ
Bytes on last page of file:
0x0090
Pages in file:
0x0003
Relocations:
0x0000
Size of header:
0x0004
Min extra paragraphs:
0x0000
Max extra paragraphs:
0xFFFF
Initial SS value:
0x0000
Initial SP value:
0x00B8
Checksum:
0x0000
Initial IP value:
0x0000
Initial CS value:
0x0000
Overlay number:
0x0000
OEM identifier:
0x0000
OEM information:
0x0000
Address of NE header:
0x00000080
PE Headers
Signature:
PE
Machine:
IMAGE_FILE_MACHINE_I386
Number of sections:
3
Time date stamp:
12-Jun-2019 06:04:37
Pointer to Symbol Table:
0x00000000
Number of symbols:
0
Size of Optional Header:
0x00E0
Characteristics
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_EXECUTABLE_IMAGE
Sections
Name Virtual Address Virtual Size Raw Size Charateristics Entropy
.text 0x00002000 0x000E1A64 0x000E1C00 IMAGE_SCN_CNT_CODE,IMAGE_SCN_MEM_EXECUTE,IMAGE_SCN_MEM_READ 7.15427
.rsrc 0x000E4000 0x00001000 0x00001000 IMAGE_SCN_CNT_INITIALIZED_DATA,IMAGE_SCN_MEM_READ 4.99491
.reloc 0x000E6000 0x0000000C 0x00000200 IMAGE_SCN_CNT_INITIALIZED_DATA,IMAGE_SCN_MEM_DISCARDABLE,IMAGE_SCN_MEM_READ 0.10191
Resources
1

Imports
    mscoree.dll

Exports

    No exports.

Screenshots

Processes

Total processes
42
Monitored processes
8
Malicious processes
3
Suspicious processes
0

Behavior graph

+
drop and start start #ORCUS ef.exe csc.exe no specs cvtres.exe no specs #ORCUS ef.exe no specs csc.exe #ORCUS skype.exe no specs cvtres.exe no specs skype.exe no specs
Specs description
Program did not start
Integrity level elevation
Task сontains an error or was rebooted
Process has crashed
Task contains several apps running
Executable file was dropped
Debug information is available
Process was injected
Network attacks were detected
Application downloaded the executable file
Actions similar to stealing personal data
Behavior similar to exploiting the vulnerability
Inspected object has sucpicious PE structure
File is detected by antivirus software
CPU overrun
RAM overrun
Process starts the services
Process was added to the startup
Behavior similar to spam
Low-level access to the HDD
Probably Tor was used
System was rebooted
Connects to the network
Known threat

Process information

Click at the process to see the details.

PID
2176
CMD
"C:\Users\admin\AppData\Local\Temp\ef.exe"
Path
C:\Users\admin\AppData\Local\Temp\ef.exe
Indicators
Parent process
––
User
admin
Integrity Level
MEDIUM
Version:
Company
Description
Version
1.0.0.0
Modules
Image
c:\users\admin\appdata\local\temp\ef.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\system32\version.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorwks.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\shell32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\profapi.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\mscorlib\62a0b3e4b40ec0e8c5cfaa0c8848e64a\mscorlib.ni.dll
c:\windows\system32\cryptbase.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorjit.dll
c:\windows\microsoft.net\framework\v2.0.50727\culture.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system\9e0a3b9b9f457233a335d7fba8f95419\system.ni.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.core\fbc05b5b05dc6366b02b8e2f77d080f1\system.core.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.drawing\dbfe8642a8ed7b2b103ad28e0c96418a\system.drawing.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.windows.forms\3afcd5168c7a6cb02eab99d7fd71e102\system.windows.forms.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.xml\461d3b6b3f43e6fbe6c897d5936e17e4\system.xml.ni.dll
c:\windows\system32\bcrypt.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.configuration\bc09ad2d49d8535371845cd7532f9271\system.configuration.ni.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\rpcrtremote.dll
c:\windows\system32\uxtheme.dll
c:\windows\assembly\gac_msil\system.windows.forms\2.0.0.0__b77a5c561934e089\system.windows.forms.dll
c:\windows\system32\clbcatq.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\taskschd.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\sxs.dll
c:\windows\system32\xmllite.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.web\da5da08245467818759aa44c4eb948e1\system.web.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.web.abstract#\3112fe15b1994ff59b169cf7ce997e71\system.web.abstractions.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.web.extensio#\70823ac0d6e6631a11d443bf38987cc9\system.web.extensions.ni.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\nsi.dll
c:\windows\system32\psapi.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\system32\wship6.dll
c:\windows\system32\shfolder.dll
c:\windows\system32\propsys.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\ntmarta.dll
c:\windows\system32\wldap32.dll
c:\windows\system32\setupapi.dll
c:\windows\system32\cfgmgr32.dll
c:\windows\system32\devobj.dll
c:\windows\system32\shdocvw.dll
c:\windows\system32\urlmon.dll
c:\windows\system32\wininet.dll
c:\windows\system32\iertutil.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msasn1.dll
c:\users\admin\appdata\roaming\skype.exe
c:\windows\system32\dnsapi.dll
c:\windows\system32\iphlpapi.dll
c:\windows\system32\winnsi.dll
c:\windows\system32\rasadhlp.dll
c:\windows\system32\fwpuclnt.dll
c:\windows\system32\security.dll
c:\windows\system32\secur32.dll
c:\windows\system32\credssp.dll
c:\windows\system32\schannel.dll
c:\windows\system32\ncrypt.dll
c:\windows\system32\bcryptprimitives.dll
c:\windows\system32\userenv.dll
c:\windows\system32\gpapi.dll
c:\windows\system32\cryptnet.dll
c:\windows\system32\cabinet.dll
c:\windows\system32\devrtl.dll
c:\windows\system32\sensapi.dll
c:\windows\system32\winhttp.dll
c:\windows\system32\webio.dll
c:\windows\system32\dhcpcsvc6.dll
c:\windows\system32\dhcpcsvc.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.management\6f3b99ed0b791ff4d8aa52f2f0cd0bcf\system.management.ni.dll
c:\windows\microsoft.net\framework\v2.0.50727\wminet_utils.dll
c:\windows\system32\wbem\wmiutils.dll
c:\windows\system32\wbemcomn.dll
c:\windows\system32\wbem\wbemprox.dll
c:\windows\system32\wbem\wbemsvc.dll
c:\windows\system32\wbem\fastprox.dll
c:\windows\system32\ntdsapi.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.servicemodel\e2642bff810609f64343e53dddb6b59c\system.servicemodel.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.runtime.seri#\4a984a9ad59d14063bc6ae64a0c8f62a\system.runtime.serialization.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\smdiagnostics\8218dc4808b77f3585fb048c61597af1\smdiagnostics.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.identitymodel\b4c60dd01be760ee0452df2c040de8fc\system.identitymodel.ni.dll
c:\windows\microsoft.net\framework\v2.0.50727\diasymreader.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\windowsbase\cf293040f3a93afa1ea782487acae816\windowsbase.ni.dll
c:\windows\system32\rasapi32.dll
c:\windows\system32\rasman.dll
c:\windows\system32\rtutils.dll
c:\windows\winsxs\x86_microsoft.windows.gdiplus_6595b64144ccf1df_1.1.7601.17514_none_72d18a4386696c80\gdiplus.dll
c:\windows\system32\windowscodecs.dll
c:\windows\system32\iconcodecservice.dll

PID
1564
CMD
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\njfrtni2.cmdline"
Path
C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
Indicators
No indicators
Parent process
ef.exe
User
admin
Integrity Level
MEDIUM
Exit code
0
Version:
Company
Microsoft Corporation
Description
Visual C# Command Line Compiler
Version
8.0.50727.4927 (NetFXspW7.050727-4900)
Modules
Image
c:\windows\microsoft.net\framework\v2.0.50727\csc.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\shlwapi.dll
c:\windows\microsoft.net\framework\v2.0.50727\cscomp.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\psapi.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\system32\version.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorwks.dll
c:\windows\system32\cryptbase.dll
c:\windows\microsoft.net\framework\v2.0.50727\alink.dll
c:\windows\system32\clbcatq.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorpe.dll
c:\windows\system32\apphelp.dll

PID
3404
CMD
C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESF134.tmp" "c:\Users\admin\AppData\Local\Temp\CSCF133.tmp"
Path
C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
Indicators
No indicators
Parent process
csc.exe
User
admin
Integrity Level
MEDIUM
Exit code
0
Version:
Company
Microsoft Corporation
Description
Microsoft® Resource File To COFF Object Conversion Utility
Version
8.00.50727.4940 (Win7SP1.050727-5400)
Modules
Image
c:\windows\microsoft.net\framework\v2.0.50727\cvtres.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\system32\cryptbase.dll

PID
124
CMD
C:\Users\admin\AppData\Local\Temp\ef.exe
Path
C:\Users\admin\AppData\Local\Temp\ef.exe
Indicators
Parent process
––
User
admin
Integrity Level
MEDIUM
Exit code
0
Version:
Company
Description
Version
1.0.0.0
Modules
Image
c:\users\admin\appdata\local\temp\ef.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\system32\version.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorwks.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\shell32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\profapi.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\mscorlib\62a0b3e4b40ec0e8c5cfaa0c8848e64a\mscorlib.ni.dll
c:\windows\system32\cryptbase.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorjit.dll
c:\windows\microsoft.net\framework\v2.0.50727\culture.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system\9e0a3b9b9f457233a335d7fba8f95419\system.ni.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.core\fbc05b5b05dc6366b02b8e2f77d080f1\system.core.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.drawing\dbfe8642a8ed7b2b103ad28e0c96418a\system.drawing.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.windows.forms\3afcd5168c7a6cb02eab99d7fd71e102\system.windows.forms.ni.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.xml\461d3b6b3f43e6fbe6c897d5936e17e4\system.xml.ni.dll
c:\windows\system32\bcrypt.dll
c:\windows\assembly\nativeimages_v2.0.50727_32\system.configuration\bc09ad2d49d8535371845cd7532f9271\system.configuration.ni.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\rpcrtremote.dll

PID
636
CMD
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\mrcrfkjh.cmdline"
Path
C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
Indicators
Parent process
ef.exe
User
admin
Integrity Level
MEDIUM
Exit code
0
Version:
Company
Microsoft Corporation
Description
Visual C# Command Line Compiler
Version
8.0.50727.4927 (NetFXspW7.050727-4900)
Modules
Image
c:\windows\microsoft.net\framework\v2.0.50727\csc.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\shlwapi.dll
c:\windows\microsoft.net\framework\v2.0.50727\cscomp.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\psapi.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\system32\version.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorwks.dll
c:\windows\system32\cryptbase.dll
c:\windows\microsoft.net\framework\v2.0.50727\alink.dll
c:\windows\system32\clbcatq.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\microsoft.net\framework\v2.0.50727\mscorpe.dll
c:\windows\system32\apphelp.dll

PID
3512
CMD
"C:\Users\admin\AppData\Roaming\Skype.exe" /launchSelfAndExit "C:\Users\admin\AppData\Local\Temp\ef.exe" 2176 /protectFile
Path
C:\Users\admin\AppData\Roaming\Skype.exe
Indicators
Parent process
ef.exe
User
admin
Integrity Level
MEDIUM
Exit code
1896
Version:
Company
Description
Version
1.0.0.0
Modules
Image
c:\users\admin\appdata\roaming\skype.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\system32\version.dll
c:\windows\microsoft.net\framework\v4.0.30319\clr.dll
c:\windows\system32\msvcr120_clr0400.dll
c:\windows\assembly\nativeimages_v4.0.30319_32\mscorlib\225759bb87c854c0fff27b1d84858c21\mscorlib.ni.dll
c:\windows\system32\ole32.dll
c:\windows\system32\cryptbase.dll
c:\windows\microsoft.net\framework\v4.0.30319\clrjit.dll
c:\windows\system32\oleaut32.dll
c:\windows\assembly\nativeimages_v4.0.30319_32\system\52cca48930e580e3189eac47158c20be\system.ni.dll
c:\windows\assembly\nativeimages_v4.0.30319_32\system.core\55560c2014611e9119f99923c9ebdeef\system.core.ni.dll
c:\windows\system32\shell32.dll
c:\windows\system32\propsys.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\clbcatq.dll
c:\windows\system32\ntmarta.dll
c:\windows\system32\wldap32.dll
c:\windows\system32\profapi.dll
c:\windows\system32\cfgmgr32.dll
c:\windows\system32\setupapi.dll
c:\windows\system32\devobj.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\shdocvw.dll
c:\windows\system32\urlmon.dll
c:\windows\system32\wininet.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\iertutil.dll
c:\windows\system32\msasn1.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\system32\rpcrtremote.dll

PID
2924
CMD
C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESF6A3.tmp" "c:\Users\admin\AppData\Local\Temp\CSCF692.tmp"
Path
C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
Indicators
No indicators
Parent process
csc.exe
User
admin
Integrity Level
MEDIUM
Exit code
0
Version:
Company
Microsoft Corporation
Description
Microsoft® Resource File To COFF Object Conversion Utility
Version
8.00.50727.4940 (Win7SP1.050727-5400)
Modules
Image
c:\windows\microsoft.net\framework\v2.0.50727\cvtres.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\system32\cryptbase.dll

PID
1896
CMD
"C:\Users\admin\AppData\Roaming\Skype.exe" /watchProcess "C:\Users\admin\AppData\Local\Temp\ef.exe" 2176 "/protectFile"
Path
C:\Users\admin\AppData\Roaming\Skype.exe
Indicators
No indicators
Parent process
Skype.exe
User
admin
Integrity Level
MEDIUM
Version:
Company
Description
Version
1.0.0.0
Modules
Image
c:\users\admin\appdata\roaming\skype.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\system32\version.dll
c:\windows\microsoft.net\framework\v4.0.30319\clr.dll
c:\windows\system32\msvcr120_clr0400.dll
c:\windows\assembly\nativeimages_v4.0.30319_32\mscorlib\225759bb87c854c0fff27b1d84858c21\mscorlib.ni.dll
c:\windows\system32\ole32.dll
c:\windows\system32\cryptbase.dll
c:\windows\microsoft.net\framework\v4.0.30319\clrjit.dll
c:\windows\system32\oleaut32.dll
c:\windows\assembly\nativeimages_v4.0.30319_32\system\52cca48930e580e3189eac47158c20be\system.ni.dll
c:\windows\assembly\nativeimages_v4.0.30319_32\system.core\55560c2014611e9119f99923c9ebdeef\system.core.ni.dll
c:\windows\system32\psapi.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\system32\rpcrtremote.dll

Registry activity

Total events
803
Read events
771
Write events
32
Delete events
0

Modification events

PID
Process
Operation
Key
Name
Value
2176
ef.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
UNCAsIntranet
0
2176
ef.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
AutoDetect
1
2176
ef.exe
write
HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E
LanguageList
en-US
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASAPI32
EnableFileTracing
0
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASAPI32
EnableConsoleTracing
0
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASAPI32
FileTracingMask
4294901760
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASAPI32
ConsoleTracingMask
4294901760
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASAPI32
MaxFileSize
1048576
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASAPI32
FileDirectory
%windir%\tracing
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASMANCS
EnableFileTracing
0
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASMANCS
EnableConsoleTracing
0
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASMANCS
FileTracingMask
4294901760
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASMANCS
ConsoleTracingMask
4294901760
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASMANCS
MaxFileSize
1048576
2176
ef.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ef_RASMANCS
FileDirectory
%windir%\tracing
2176
ef.exe
write
HKEY_CURRENT_USER\Control Panel\Desktop
WallpaperStyle
1
2176
ef.exe
write
HKEY_CURRENT_USER\Control Panel\Desktop
TileWallpaper
1
3512
Skype.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
UNCAsIntranet
0
3512
Skype.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
AutoDetect
1

Files activity

Executable files
2
Suspicious files
4
Text files
6
Unknown types
1

Dropped files

PID
Process
Filename
Type
636
csc.exe
C:\Users\admin\AppData\Local\Temp\mrcrfkjh.dll
executable
MD5: bb526cb286a7c9f8d018ff589b0bbe3f
SHA256: 756c64f954cd0b585acf13b384053ad3862f74099d0795cc5f6d2e31fe112586
2176
ef.exe
C:\Users\admin\AppData\Roaming\Skype.exe
executable
MD5: 913967b216326e36a08010fb70f9dba3
SHA256: 8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a
2924
cvtres.exe
C:\Users\admin\AppData\Local\Temp\RESF6A3.tmp
––
MD5:  ––
SHA256:  ––
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\Tar2B24.tmp
––
MD5:  ––
SHA256:  ––
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\Cab2B23.tmp
––
MD5:  ––
SHA256:  ––
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\Tar2A76.tmp
––
MD5:  ––
SHA256:  ––
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\Cab2A75.tmp
––
MD5:  ––
SHA256:  ––
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\Tar2A55.tmp
––
MD5:  ––
SHA256:  ––
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\Cab2A54.tmp
––
MD5:  ––
SHA256:  ––
636
csc.exe
C:\Users\admin\AppData\Local\Temp\mrcrfkjh.out
––
MD5:  ––
SHA256:  ––
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\wallpaper.bmp
image
MD5: fddb84502a82e8c97e36162db3f9a17a
SHA256: cb70c2bba77a23ea460c84651cb3e671613c661fa9d79e13d75f745d452da33f
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\njfrtni2.cmdline
text
MD5: e16d9f06203d39efdd473976d1c0360c
SHA256: 3cb449c31803d9faed6976d8ce3563eff7583a9212ac8bf681052f28e349161b
636
csc.exe
C:\Users\admin\AppData\Local\Temp\CSCF692.tmp
––
MD5:  ––
SHA256:  ––
124
ef.exe
C:\Users\admin\AppData\Local\Temp\mrcrfkjh.0.cs
text
MD5: 95834f3294efba4a59e1e6964c1762ff
SHA256: ae8d00e8215b7cb5d91cad8695bd0981008a51d87daf47b9e4e9bf5d017f3341
124
ef.exe
C:\Users\admin\AppData\Local\Temp\mrcrfkjh.cmdline
text
MD5: d61cf6d5cfe0e1b35723fd5b90ae3dba
SHA256: 21b5a6c61b19fac801a57ea5c5081c0cf532eecb9fc0e0101f2460c20b08ee25
2176
ef.exe
C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
compressed
MD5: 41577a5ab6a7d917cddeeddc2ef52d53
SHA256: 695fcbf6d5b0a83f6671ea2063aa9e2d45d263a108e826f21186b4a7f05925ff
2176
ef.exe
C:\Users\admin\AppData\Roaming\Skype.exe.config
xml
MD5: a2b76cea3a59fa9af5ea21ff68139c98
SHA256: f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
1564
csc.exe
C:\Users\admin\AppData\Local\Temp\njfrtni2.out
––
MD5:  ––
SHA256:  ––
3404
cvtres.exe
C:\Users\admin\AppData\Local\Temp\RESF134.tmp
––
MD5:  ––
SHA256:  ––
1564
csc.exe
C:\Users\admin\AppData\Local\Temp\njfrtni2.dll
––
MD5:  ––
SHA256:  ––
1564
csc.exe
C:\Users\admin\AppData\Local\Temp\CSCF133.tmp
res
MD5: 4b5b6fd0fbae4ecded7c903cfdfa7d19
SHA256: 89616073f12db3ee136fccbc392172282a345ce4622c18c230b7db351c3d141a
2176
ef.exe
C:\Users\admin\AppData\Local\Temp\njfrtni2.0.cs
text
MD5: 7518c29e56d719c379e38cfd6ab18b78
SHA256: 2a4820c9cf5a78ed9014f39a147e3b8bc4021556180f77baec53feb51fb93cd6
2176
ef.exe
C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
binary
MD5: 165548698095f7964e915cb8a005f2b1
SHA256: 3f43f0008fdec710066a2e6af3cd61c0056a7fb87d9c1a9b1e922ade88695d29

Find more information of the staic content and download it at the full report

Network activity

HTTP(S) requests
1
TCP/UDP connections
4
DNS requests
3
Threats
5

HTTP requests

PID Process Method HTTP Code IP URL CN Type Size Reputation
2176 ef.exe GET 200 67.27.159.254:80 http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab US
compressed
whitelisted

Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID Process IP ASN CN Reputation
2176 ef.exe 199.195.250.222:9161 FranTech Solutions US malicious
2176 ef.exe 67.27.159.254:80 Level 3 Communications, Inc. US unknown
2176 ef.exe 162.159.133.233:443 Cloudflare Inc –– unknown

DNS requests

Domain IP Reputation
thatsgay.duckdns.org 199.195.250.222
malicious
www.download.windowsupdate.com 67.27.159.254
67.27.234.254
67.27.233.254
8.248.113.254
8.253.207.120
whitelisted
cdn.discordapp.com 162.159.133.233
162.159.130.233
162.159.129.233
162.159.135.233
162.159.134.233
unknown

Threats

PID Process Class Message
–– –– Misc activity ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
2176 ef.exe A Network Trojan was detected MALWARE [PTsecurity] Observed Malicious SSL Certificate (Orcus RAT)
2176 ef.exe A Network Trojan was detected MALWARE [PTsecurity] Observed Malicious SSL Certificate (Orcus RAT)
2176 ef.exe A Network Trojan was detected MALWARE [PTsecurity] Malicious SSL connection (Orcus RAT)

1 ETPRO signatures available at the full report

Debug output strings

No debug info.