Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 13:42

General

  • Target

    edb69ed8a07a1aa888321f0e815cad63_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    edb69ed8a07a1aa888321f0e815cad63

  • SHA1

    bcab5d82477fcdd1d53898ece124a21d3f4d972b

  • SHA256

    2c6cb28da884f60830111d98ed5facfabbf091c8d3ab2f2d1722b639c217a206

  • SHA512

    d32fc25e740b7d52b75cb6f364acf0a164d2392ea2957f5819e26b05425979ada66a1c03f8830f92c3362f29b5dde4cabb985e84a6613936c18a2cccee71dfbc

  • SSDEEP

    3072:0foYbtX6RzvyuOi89Sey1AKWZXl7miWmn/Aoa:0foOtX6RzvyuOQesWbScA

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 50 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\edb69ed8a07a1aa888321f0e815cad63_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\edb69ed8a07a1aa888321f0e815cad63_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Users\Admin\kolec.exe
      "C:\Users\Admin\kolec.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:2732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\kolec.exe

    Filesize

    132KB

    MD5

    e361a19d1072094839f0b84f218dac43

    SHA1

    e541ee1418e30d1e31545da13503fbb0add7abbd

    SHA256

    73e6e3d0ee60e1d1a614291d35c952c1b855f3902cf0a3dc493d0429f641559c

    SHA512

    f14427c342253eeecb5f016afa8a1bdebfbef6c3bd1e534f4faa6776dab64ba235cc8ff43c86d51a405c5aef8a5c2922b571b7a18a003ee5f8796827a14a61e6