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Analysis

  • max time kernel
    150s
  • max time network
    148s
  • 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, 20:51

General

  • Target

    3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe

  • Size

    32KB

  • MD5

    3aab976b2055eb6406aecfcb138e2553

  • SHA1

    36bda765afbb0fea19d1abb909ef803d9c3c8e0a

  • SHA256

    08a0b8d5367b7042a8a65e45a5b01b6e316c74f9595391e5832b1b4c494e36b8

  • SHA512

    23bd4d01d489c813fef25183d0da46b424dfa8cc594cc0cb09fe034505a90405c862118ca158021bfcab10f272ea1181d4a5fcd27a345f4f30e18d433ee04fd9

  • SSDEEP

    384:3Hz28dVcet5Svtk/UU5JJO7nyjGWGvOIfZ/AL23hgqwDvWi:3HSe3DSvtksGPAnySBOkR623ADO

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3aab976b2055eb6406aecfcb138e2553_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Users\Admin\winlogon.exe
      "C:\Users\Admin\winlogon.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2132
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
        • Adds Run key to start application
        • Suspicious use of SetWindowsHookEx
        PID:3372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\winlogon.exe

    Filesize

    32KB

    MD5

    3aab976b2055eb6406aecfcb138e2553

    SHA1

    36bda765afbb0fea19d1abb909ef803d9c3c8e0a

    SHA256

    08a0b8d5367b7042a8a65e45a5b01b6e316c74f9595391e5832b1b4c494e36b8

    SHA512

    23bd4d01d489c813fef25183d0da46b424dfa8cc594cc0cb09fe034505a90405c862118ca158021bfcab10f272ea1181d4a5fcd27a345f4f30e18d433ee04fd9

  • memory/1688-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3372-37-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3372-39-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3372-40-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3372-43-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3372-44-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB