Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2024 16:48

General

  • Target

    58af7b91af918aaaf0517c50728ea7ed_JaffaCakes118.exe

  • Size

    908KB

  • MD5

    58af7b91af918aaaf0517c50728ea7ed

  • SHA1

    a36361938df502286245392342b9f5d0c214ac94

  • SHA256

    24d6bdcc1fd603ed16d96146e9dd9c3c876c19f70a0b262de431e5c333b43d49

  • SHA512

    abfceb84ae216b4f92a7290d4d3ad0e7bb845026ea760d3d948479a792b1fbe8a526298ed5df8f4a4b7401aa8afc773f2920ea04be43e04b239f8586259840c6

  • SSDEEP

    12288:QqjqRBa80gi+TCUQpd6KA26mY6nltHnhm9FXRN:QwqN0gi+TCUQvHEFXb

Malware Config

Signatures

  • Imminent RAT

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\58af7b91af918aaaf0517c50728ea7ed_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\58af7b91af918aaaf0517c50728ea7ed_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Users\Admin\AppData\Roaming\model\print.exe
      "C:\Users\Admin\AppData\Roaming\model\print.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2740
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2880
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:4768

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\model\print.exe

      Filesize

      908KB

      MD5

      f647592a79053a9bfbe74b9fac3c322d

      SHA1

      23e5300bd0b80c84634be9e1f546aa02955ae576

      SHA256

      2528e644519df0ee3a524cec223ab7477852e0014b14eaf9dd68758b00d5eb6f

      SHA512

      878db561cc648b08e7c2750e6758e28ef30e5fa77ca9ab2476b2ec107bf64ab5ac1d5ae84e85ea4646d67925434b0e7114d810e19577a3744ca3f5d655d93643

    • memory/116-23-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/116-1-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/116-2-0x00000000052F0000-0x0000000005894000-memory.dmp

      Filesize

      5.6MB

    • memory/116-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp

      Filesize

      584KB

    • memory/116-4-0x0000000005050000-0x0000000005060000-memory.dmp

      Filesize

      64KB

    • memory/116-5-0x0000000004FC0000-0x0000000004FCA000-memory.dmp

      Filesize

      40KB

    • memory/116-6-0x0000000004FB0000-0x0000000004FB8000-memory.dmp

      Filesize

      32KB

    • memory/116-7-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/116-8-0x0000000005050000-0x0000000005060000-memory.dmp

      Filesize

      64KB

    • memory/116-0-0x0000000000390000-0x000000000046E000-memory.dmp

      Filesize

      888KB

    • memory/2740-26-0x0000000005170000-0x0000000005180000-memory.dmp

      Filesize

      64KB

    • memory/2740-30-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/2740-25-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/2740-22-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/2740-27-0x0000000005100000-0x0000000005158000-memory.dmp

      Filesize

      352KB

    • memory/2740-24-0x0000000005170000-0x0000000005180000-memory.dmp

      Filesize

      64KB

    • memory/2880-32-0x0000000004F40000-0x0000000004F50000-memory.dmp

      Filesize

      64KB

    • memory/2880-31-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/2880-33-0x0000000004C60000-0x0000000004C70000-memory.dmp

      Filesize

      64KB

    • memory/2880-28-0x0000000000400000-0x0000000000456000-memory.dmp

      Filesize

      344KB

    • memory/2880-34-0x0000000004F50000-0x0000000004FFE000-memory.dmp

      Filesize

      696KB

    • memory/2880-35-0x0000000004C80000-0x0000000004CA8000-memory.dmp

      Filesize

      160KB

    • memory/2880-36-0x00000000063D0000-0x000000000646C000-memory.dmp

      Filesize

      624KB

    • memory/2880-37-0x00000000069A0000-0x0000000006A06000-memory.dmp

      Filesize

      408KB

    • memory/2880-38-0x0000000007110000-0x0000000007128000-memory.dmp

      Filesize

      96KB

    • memory/2880-39-0x00000000076B0000-0x00000000076C6000-memory.dmp

      Filesize

      88KB

    • memory/2880-45-0x0000000075250000-0x0000000075A00000-memory.dmp

      Filesize

      7.7MB

    • memory/2880-46-0x0000000004F40000-0x0000000004F50000-memory.dmp

      Filesize

      64KB