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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/07/2024, 08:49

General

  • Target

    387389a4940f58dcc549ed7ae25f93d7_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    387389a4940f58dcc549ed7ae25f93d7

  • SHA1

    97a79bf39e41bbbbd8197504b26791d675bad5f3

  • SHA256

    8d8c416ebaf747304e3a40a38d1fc7a1b9d53e7b746a2c4dd8ad18f807abebaa

  • SHA512

    1b0fa264a03f10491e7d0b96030702862331821cf6eb96b6ce396cd06bd774824e6e3fd0a486b54afa2dc5c5ef09ef694fe2c35a153dc5790a937ef764a725e3

  • SSDEEP

    1536:cqm4e/T8H6rM2qEbBkIvI4DyQDIws/HmmYbRdfuL0wo7JaS1:te/T8H63qEbBkn4e2s/HmlTfdwQL

Score
10/10

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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\387389a4940f58dcc549ed7ae25f93d7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\387389a4940f58dcc549ed7ae25f93d7_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Users\Admin\bclox.exe
      "C:\Users\Admin\bclox.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\bclox.exe

    Filesize

    132KB

    MD5

    5783156f2eec5626d2fa4b61c9465aa9

    SHA1

    74ce354823b4623380f7d368d39f1f158969fa55

    SHA256

    93863fcd0c9a736a19f8a02122657ea9eb0c99bfa9f4f09661b5181a3c60a2b4

    SHA512

    6f3dcbfeace3d4b7084f97cc8c296172e5f4501d5b0767cb5903561906f539bf23b01209582aa88ae0ecfbefc56cd501ed5565e491a1edfc429f111d5031c90e