Analysis

  • max time kernel
    156s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 10:57

General

  • Target

    0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe

  • Size

    446KB

  • MD5

    2c8de954eb09e95fe19198a60d0ecd60

  • SHA1

    c8a890d82d6ccf20e8a2db78728b9f3cc04eadc4

  • SHA256

    0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e

  • SHA512

    6dcf1c414c99fd4c461328112512dcf97727663408b8e45218aa160101669db219977ae35f51fe5f5d797d32944b8325251484c4f869d942d107a4c3f6bf9e7c

  • SSDEEP

    6144:3aLKyEbFBiHIP5Cvf29X0mcG3wGQDOaDXnBHfdQQZXqEcnJIulg06lfKCpm:qj8mHIcvf26GHQSaD3BVQQExxlDCyZ

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe
    "C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4396
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Java" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Java\Java Install.exe.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4616
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Java" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\Java\Java Install.exe.lnk"
        3⤵
        • Adds Run key to start application
        PID:380
    • C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe
      "C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2616

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e.exe

    Filesize

    446KB

    MD5

    2c8de954eb09e95fe19198a60d0ecd60

    SHA1

    c8a890d82d6ccf20e8a2db78728b9f3cc04eadc4

    SHA256

    0a733e1a622a8c4c4a4631a8582fcddee3e7f399d405624c7b6dd0d01b3b6d8e

    SHA512

    6dcf1c414c99fd4c461328112512dcf97727663408b8e45218aa160101669db219977ae35f51fe5f5d797d32944b8325251484c4f869d942d107a4c3f6bf9e7c

  • memory/2616-137-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2616-140-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/2616-141-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/2616-142-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/4396-132-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/4396-133-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/4396-139-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB