File name:

MrA.exe

Full analysis: https://app.any.run/tasks/26da1969-c0f1-44ce-bae1-07720161f911
Verdict: Malicious activity
Analysis date: November 16, 2019, 08:20:44
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
MD5:

C12B31821EF1588A70D7DDA5A6EB0821

SHA1:

91BDCFF4772295FF6AC39256B9059AEE5A7CFCFD

SHA256:

A72E906F5EF548FF885E9A0F26A43FBFDD2C611345E05DA8815C2A42CFE1089C

SSDEEP:

6144:lk4qmIEnqNdG8fwUqsiQvN8If919yUgdkO329YX+a2:i9onadG8fIOvN59YkNYX+a

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

  • MALICIOUS

    • Application was injected by another process

      • explorer.exe (PID: 352)

    • Changes the autorun value in the registry

      • MrA.exe (PID: 2172)

    • Runs injected code in another process

      • MrA.exe (PID: 2172)

  • SUSPICIOUS

    • Creates files in the user directory

      • MrA.exe (PID: 2172)

    • Loads DLL from Mozilla Firefox

      • server.exe (PID: 4060)

    • Starts Internet Explorer

      • MrA.exe (PID: 2172)

    • Executable content was dropped or overwritten

      • MrA.exe (PID: 2172)

  • INFO

    • Creates files in the user directory

      • iexplore.exe (PID: 1560)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | UPX compressed Win32 Executable (38.2)
.exe | Win32 EXE Yoda's Crypter (37.5)
.dll | Win32 Dynamic Link Library (generic) (9.2)
.exe | Win32 Executable (generic) (6.3)
.exe | Win16/32 Executable Delphi generic (2.9)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1992:06:20 00:22:17+02:00
PEType: PE32
LinkerVersion: 2.25
CodeSize: 278528
InitializedDataSize: 4096
UninitializedDataSize: 69632
EntryPoint: 0x55bb0
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 19-Jun-1992 22:22:17

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 19-Jun-1992 22:22:17
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
UPX0
0x00001000
0x00011000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
UPX1
0x00012000
0x00044000
0x00043E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.75338
.rsrc
0x00056000
0x00001000
0x00000E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.57165

Resources

Title
Entropy
Size
Codepage
Language
Type
1
7.80709
2216
Latin 1 / Western European
UNKNOWN
RT_ICON
50
7.82023
2216
Latin 1 / Western European
UNKNOWN
RT_ICON
51
6.1418
2216
Latin 1 / Western European
UNKNOWN
RT_ICON
DVCLAL
4
16
Latin 1 / Western European
UNKNOWN
RT_RCDATA
PACKAGEINFO
7.34409
388
Latin 1 / Western European
UNKNOWN
RT_RCDATA
XX-XX-XX-XX
7.72691
235267
Latin 1 / Western European
UNKNOWN
RT_RCDATA
ICON_STANDARD
1.9815
20
Latin 1 / Western European
UNKNOWN
RT_GROUP_ICON
MAINICON
4.12193
20
Latin 1 / Western European
UNKNOWN
RT_GROUP_ICON

Imports

KERNEL32.DLL
advapi32.dll
crypt32.dll
ole32.dll
oleaut32.dll
pstorec.dll
rasapi32.dll
shell32.dll
user32.dll
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
Monitored processes
4
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
inject start mra.exe explorer.exe iexplore.exe no specs server.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
352C:\Windows\Explorer.EXEC:\Windows\explorer.exe
—
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\winanr.dll
c:\windows\system32\mswsock.dll
c:\windows\system32\wshtcpip.dll
c:\windows\explorer.exe
c:\windows\system32\ntdll.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
1560"C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe—MrA.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
2172"C:\Users\admin\AppData\Local\Temp\MrA.exe" C:\Users\admin\AppData\Local\Temp\MrA.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\mra.exe
c:\systemroot\system32\ntdll.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\system32\crypt32.dll
c:\windows\system32\msasn1.dll
4060"C:\Users\admin\AppData\Roaming\spynet\server.exe" C:\Users\admin\AppData\Roaming\spynet\server.exe—iexplore.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\roaming\spynet\server.exe
c:\systemroot\system32\ntdll.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\system32\crypt32.dll
c:\windows\system32\msasn1.dll
Total events
517
Read events
452
Write events
65
Delete events
0

Modification events

(PID) Process:(2172) MrA.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:HKCU
Value:
C:\Users\admin\AppData\Roaming\spynet\server.exe
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Server
Operation:writeName:FirstExecution
Value:
16/11/2019 -- 08:21
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Server
Operation:writeName:NewIdentification
Value:
Server
(PID) Process:(1560) iexplore.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
1
Suspicious files
1
Text files
705
Unknown types
0

Dropped files

PID
Process
Filename
Type
2172MrA.exeC:\Users\admin\AppData\Local\Temp\XX--XX--XX.txtbinary
MD5:—
SHA256:—
2172MrA.exeC:\Users\admin\AppData\Roaming\spynet\server.exeexecutable
MD5:—
SHA256:—
1560iexplore.exeC:\Users\admin\AppData\Local\Temp\UuU.uUutext
MD5:B57DAA42A70DBF9A32A1A383DB01E45C
SHA256:F6F14F447E06494FBE442866D5F457011D1C467D3F1DA0A45147A77FBE8AB38E
1560iexplore.exeC:\Users\admin\AppData\Local\Temp\XxX.xXxtext
MD5:B57DAA42A70DBF9A32A1A383DB01E45C
SHA256:F6F14F447E06494FBE442866D5F457011D1C467D3F1DA0A45147A77FBE8AB38E
1560iexplore.exeC:\Users\admin\AppData\Roaming\logs.dattext
MD5:E21BD9604EFE8EE9B59DC7605B927A2A
SHA256:51A3FE220229AA3FDDDC909E20A4B107E7497320A00792A280A03389F2EACB46
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
1
Threats
1

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

Domain
IP
Reputation
max123242.ddns.net
  • —
unknown

Threats

PID
Process
Class
Message
1080
svchost.exe
Potentially Bad Traffic
ET POLICY DNS Query to DynDNS Domain *.ddns .net
No debug info
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Reports
MrA.exe