Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-08-2024 16:12

General

  • Target

    93cfe07e931ee1d98a02fa3b5dad8357_JaffaCakes118.exe

  • Size

    96KB

  • MD5

    93cfe07e931ee1d98a02fa3b5dad8357

  • SHA1

    99d2af310ddb62d0475dc72a0b1bc570486fd7b8

  • SHA256

    4c5ec84d04309e8c7257bb94e146c9f2944957969ed45e4e44306e7737b7ffba

  • SHA512

    41e5531d90b8be418f65f38cac9604fa5d9a2db873efb59947598c1c2e3c2b977a4fbac3691f8fdb1a1e2f680088f2834270e286f7bb86a924831c7065b8f90c

  • SSDEEP

    1536:JjQBHtf6cO/hFkGulSc16l6u+NMMl/KlYv1Tq5ThFkNIjni:4uhilu8CFFkCni

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 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\93cfe07e931ee1d98a02fa3b5dad8357_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\93cfe07e931ee1d98a02fa3b5dad8357_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:4640
    • C:\Users\Admin\xaago.exe
      "C:\Users\Admin\xaago.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:5100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\xaago.exe

    Filesize

    96KB

    MD5

    4796ea6804c3ff17c4b6c9380bf4cec1

    SHA1

    e542d4db1d34618d73c5f491fb9f1e7e8d830497

    SHA256

    0192a3354ec57a5e80eb57780eb747dd9860074983e452ab08e52d96d887f934

    SHA512

    d5926be284e0c747f796650419757392de557e96f163475643b61de7f456b4ee684c28892ffce972af3fc3d8d66c04c7b1e10186527d05d38149c3c10ed76617

  • memory/4640-0-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/4640-25-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/5100-21-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/5100-26-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB