General Info

File name

cb.exe

Full analysis
https://app.any.run/tasks/d6742ed9-6cc0-486a-8062-356440ba7ed5
Verdict
Malicious activity
Analysis date
5/15/2019, 13:20:23
OS:
Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:

trojan

cobaltstrike

loader

Indicators:

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

c3ee35fc9dae9df6a59828d05218f615

SHA1

a0b608b709611a49be4768f06816e2e00bca0226

SHA256

bc81e142c758eb8f77e34bcd1d825ce289df939b4e4e04d4475106eacc46d8e3

SSDEEP

1536:bgp4qe2X5rrBZ+Cxs/50N7m9Qiz6BE2RVMGbDJj1Z5aZR:iewDMh+m9ynRVMGpzEZR

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
60 seconds
Additional time used
none
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
COBALTSTRIKE was detected
  • cb.exe (PID: 2564)
Downloads executable files from the Internet
  • cb.exe (PID: 2564)
Application launched itself
  • cb.exe (PID: 3276)

No info indicators.

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

Static information

TRiD
.exe
|   Win32 Executable MS Visual C++ (generic) (42.2%)
.exe
|   Win64 Executable (generic) (37.3%)
.dll
|   Win32 Dynamic Link Library (generic) (8.8%)
.exe
|   Win32 Executable (generic) (6%)
.exe
|   Generic Win/DOS Executable (2.7%)
EXIF
EXE
MachineType:
Intel 386 or later, and compatibles
TimeStamp:
2018:08:15 01:31:56+02:00
PEType:
PE32
LinkerVersion:
9
CodeSize:
58368
InitializedDataSize:
638976
UninitializedDataSize:
null
EntryPoint:
0x13fe
OSVersion:
5
ImageVersion:
null
SubsystemVersion:
5
Subsystem:
Windows GUI
FileVersionNumber:
1.0.0.0
ProductVersionNumber:
1.0.0.0
FileFlagsMask:
0x003f
FileFlags:
(none)
FileOS:
Unknown (0x40444)
ObjectFileType:
Executable application
FileSubtype:
null
LanguageCode:
Unknown (5685)
CharacterSet:
Unknown (684B0)
FileVersion:
1.0.0.11
InternalName:
ghyk.uxe
LegalCopyright:
Copyright (C) 2019, frgdsjgj
ProductVersion:
1.0.0.11
Summary
Architecture:
IMAGE_FILE_MACHINE_I386
Subsystem:
IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:
14-Aug-2018 23:31:56
FileVersion:
1.0.0.11
InternalName:
ghyk.uxe
LegalCopyright:
Copyright (C) 2019, frgdsjgj
ProductVersion:
1.0.0.11
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:
0x000000F0
PE Headers
Signature:
PE
Machine:
IMAGE_FILE_MACHINE_I386
Number of sections:
5
Time date stamp:
14-Aug-2018 23:31:56
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 0x00001000 0x0000E308 0x0000E400 IMAGE_SCN_CNT_CODE,IMAGE_SCN_MEM_EXECUTE,IMAGE_SCN_MEM_READ 6.99235
.rdata 0x00010000 0x00001D48 0x00001E00 IMAGE_SCN_CNT_INITIALIZED_DATA,IMAGE_SCN_MEM_READ 5.5109
.data 0x00012000 0x000923DC 0x00002200 IMAGE_SCN_CNT_INITIALIZED_DATA,IMAGE_SCN_MEM_READ,IMAGE_SCN_MEM_WRITE 1.15587
.rsrc 0x000A5000 0x000076E0 0x00007800 IMAGE_SCN_CNT_INITIALIZED_DATA,IMAGE_SCN_MEM_READ 5.19939
.reloc 0x000AD000 0x000013DE 0x00001400 IMAGE_SCN_CNT_INITIALIZED_DATA,IMAGE_SCN_MEM_DISCARDABLE,IMAGE_SCN_MEM_READ 3.53462
Resources
1

2

3

4

5

6

7

8

12

14

120

Imports
    KERNEL32.dll

    USER32.dll

Exports

    No exports.

Screenshots

Processes

Total processes
33
Monitored processes
2
Malicious processes
1
Suspicious processes
1

Behavior graph

+
start cb.exe no specs #COBALTSTRIKE cb.exe
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
3276
CMD
"C:\Users\admin\AppData\Local\Temp\cb.exe"
Path
C:\Users\admin\AppData\Local\Temp\cb.exe
Indicators
No indicators
Parent process
––
User
admin
Integrity Level
MEDIUM
Exit code
0
Version:
Company
Description
Version
Modules
Image
c:\users\admin\appdata\local\temp\cb.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\system32\apphelp.dll

PID
2564
CMD
"C:\Users\admin\AppData\Local\Temp\cb.exe"
Path
C:\Users\admin\AppData\Local\Temp\cb.exe
Indicators
Parent process
cb.exe
User
admin
Integrity Level
MEDIUM
Version:
Company
Description
Version
Modules
Image
c:\users\admin\appdata\local\temp\cb.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\wininet.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\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\urlmon.dll
c:\windows\system32\ole32.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msasn1.dll
c:\windows\system32\iertutil.dll
c:\windows\system32\imm32.dll
c:\windows\system32\msctf.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\shell32.dll
c:\windows\system32\profapi.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\nsi.dll
c:\windows\system32\dnsapi.dll
c:\windows\system32\iphlpapi.dll
c:\windows\system32\winnsi.dll
c:\windows\system32\rasapi32.dll
c:\windows\system32\rasman.dll
c:\windows\system32\rtutils.dll
c:\windows\system32\sensapi.dll
c:\windows\system32\cryptbase.dll
c:\windows\system32\nlaapi.dll
c:\windows\system32\rasadhlp.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshqos.dll
c:\windows\system32\wshtcpip.dll
c:\windows\system32\wship6.dll
c:\windows\system32\secur32.dll
c:\windows\system32\cryptsp.dll
c:\windows\system32\rsaenh.dll
c:\windows\system32\napinsp.dll
c:\windows\system32\pnrpnsp.dll
c:\windows\system32\winrnr.dll
c:\windows\system32\fwpuclnt.dll

Registry activity

Total events
34
Read events
16
Write events
18
Delete events
0

Modification events

PID
Process
Operation
Key
Name
Value
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32
EnableFileTracing
0
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32
EnableConsoleTracing
0
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32
FileTracingMask
4294901760
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32
ConsoleTracingMask
4294901760
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32
MaxFileSize
1048576
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32
FileDirectory
%windir%\tracing
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS
EnableFileTracing
0
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS
EnableConsoleTracing
0
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS
FileTracingMask
4294901760
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS
ConsoleTracingMask
4294901760
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS
MaxFileSize
1048576
2564
cb.exe
write
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS
FileDirectory
%windir%\tracing
2564
cb.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
ProxyEnable
0
2564
cb.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
SavedLegacySettings
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
2564
cb.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
UNCAsIntranet
0
2564
cb.exe
write
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
AutoDetect
1

Files activity

Executable files
0
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

No files activity.

Network activity

HTTP(S) requests
2
TCP/UDP connections
2
DNS requests
0
Threats
3

HTTP requests

PID Process Method HTTP Code IP URL CN Type Size Reputation
2564 cb.exe GET 200 37.1.192.68:12890 http://37.1.192.68:12890/7Hyd DE
executable
malicious
2564 cb.exe GET 200 37.1.192.68:12890 http://37.1.192.68:12890/fwlink DE
––
––
malicious

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

Connections

PID Process IP ASN CN Reputation
2564 cb.exe 37.1.192.68:12890 Leaseweb Deutschland GmbH DE malicious

DNS requests

No DNS requests.

Threats

PID Process Class Message
2564 cb.exe Potential Corporate Privacy Violation ET POLICY PE EXE or DLL Windows file download HTTP
2564 cb.exe A Network Trojan was detected MALWARE [PTsecurity] Cobalt Strike Beacon Observed

1 ETPRO signatures available at the full report

Debug output strings

No debug info.