Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 07:29

General

  • Target

    ddf562ee2c78f7f85bb614b19dbf4c82_JaffaCakes118.exe

  • Size

    152KB

  • MD5

    ddf562ee2c78f7f85bb614b19dbf4c82

  • SHA1

    1762a09303fb31e9beb7c73f29b114b42c2fd557

  • SHA256

    c464563ea88a95aecb9e5c7ebec95e5ce13563641c9b6c00c2239677006141ea

  • SHA512

    c82396e0e298c06bbada0bab9055a599ee8f87a91926fd321c9ec34782dfa7ddbfe8b6750750bfb93bacb40b7979a8b95b57573ec933fc27e179d84fb23e3aa6

  • SSDEEP

    3072:3Db1Fv76nbvsMcZ3eawlI88rnXD2olnoUE5j4oQ/Au:T/v76nbvsh1eI8onB2db

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 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 53 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\ddf562ee2c78f7f85bb614b19dbf4c82_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ddf562ee2c78f7f85bb614b19dbf4c82_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Users\Admin\muoohe.exe
      "C:\Users\Admin\muoohe.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:3432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\muoohe.exe

    Filesize

    152KB

    MD5

    654b770225118b89faf2a2825a3516bc

    SHA1

    4bd8d106a153d5e8e6ec25ec03c5e7506515d46f

    SHA256

    9c0ea7b598013f45c5c6183fcd9a914b1543807caa84e3a50ba63457ba96a3f8

    SHA512

    087ecc6748d39b24218ae1e08c83ebfdd9f0309cc8f431d578b38b19dabdf77ec7c87f3dc7378cec95bdde50a5f05bb4701ebd2512beb30000e3ba0994a07ff5