Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2024 00:20

General

  • Target

    84210361702f258bd46e1bf6055421ef_JaffaCakes118.exe

  • Size

    88KB

  • MD5

    84210361702f258bd46e1bf6055421ef

  • SHA1

    8d5540a49bde450c35d31e4c74b143b63c4fad61

  • SHA256

    c07b6c83d66658277c3e198c253f8373efb939fe31f1862a11712be3f563eeb2

  • SHA512

    7bcb470fedeeb3a819fd3a70dbd50f6f70d783f491d47bb1f66fdd6a5896099d5a99769b696066fed120170f862c03c5099487efc0931be097be883bb2d018a0

  • SSDEEP

    1536:GiJFH+mKd/EsUzUVACD1LGLULKLdLaL7gW8ENVk4LlCa:T5+F/EsUAtNVDD

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • 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 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\84210361702f258bd46e1bf6055421ef_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\84210361702f258bd46e1bf6055421ef_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Users\Admin\jaooqi.exe
      "C:\Users\Admin\jaooqi.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\jaooqi.exe

    Filesize

    88KB

    MD5

    04441e3b9243bc56f9f40f6e787ec3bf

    SHA1

    262a917d2fe5aaeed3f3d4aec7c5796ed68c8c20

    SHA256

    cb8bd541f8daac34b89e783799173490b91bcc0e2e818c430e4caff4ee1a1bb9

    SHA512

    5e0bd981f50e1745a9670a26a8842f7b0d3cecfb219ff0abef03a4d6019bc34771fc4d43b098380525eb258441f9661ad1b43766f9a9c9417d1d701f55124214