Analysis

  • max time kernel
    149s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 06:20

General

  • Target

    ed010667eff2b838bdb1c53a593d1ac5_JaffaCakes118.exe

  • Size

    216KB

  • MD5

    ed010667eff2b838bdb1c53a593d1ac5

  • SHA1

    38c5fa76ed5e21d1e7a302380a4860941f4703b7

  • SHA256

    0a016010ea0696994f8234b63901ab5b52a96c8dbe40927c488b0d71d3e9862a

  • SHA512

    93ca15a0259eb79662b14b815ef5ea9d4c3d3944d770b2c070e1ffdd814d81198b2ac7d3ef1d954376bba36149a62d94ef62d0d263ae86125a4f3147868a4b3e

  • SSDEEP

    3072:CFvd/kFooHFGFooobAqzNOEbOKZbtpGPsLx:CFvtMPseNmKJtpL

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 51 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\ed010667eff2b838bdb1c53a593d1ac5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ed010667eff2b838bdb1c53a593d1ac5_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:4704
    • C:\Users\Admin\leiaqo.exe
      "C:\Users\Admin\leiaqo.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:2436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\leiaqo.exe

    Filesize

    216KB

    MD5

    abbef4d7081b4b60213d4c444ef2bf92

    SHA1

    b913ae0e908cf1e12e0082c1c4f5b4e9917d8628

    SHA256

    6173e08802dd6391e4b25196c5b9e6e0b7ee254aef237a8ca68cde7403a5de05

    SHA512

    75669e93974c3891fcecad3a06b01b4842273815dfae8ceb8d37c42af03c0d436047360fd23615c06dd72bc8da52f97e0c817b6f3d4949c05cca6a042b39269b