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Analysis

  • max time kernel
    92s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/07/2024, 00:12

General

  • Target

    23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe

  • Size

    68KB

  • MD5

    23f6bcc0c3a0946047f2e36256c64ca8

  • SHA1

    bac0a6dc201485d9935d786086f618fbdecb92df

  • SHA256

    ffffe82884f58422e0ed7b3b6e5bb8fa89c596f20598a022acf53d8ce1609115

  • SHA512

    e6eca3ccb158a303b4f30d1b3b09198e263dbc74b7de1c7ad2db95a2dcfc455fabd30c38c856baabe1eb80077d020f84a18ecb32cedc884a5e1aca1aebf8855a

  • SSDEEP

    768:x0wRKh1v1TSQSu7xpproW6DLH2X196TjNXHoVCosvrWJGgK9cRU82:xBUpSgr+H2mTjN3uCt82

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
  • Drops autorun.inf file 1 TTPs 52 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\winlogon.exe
      "C:\Windows\winlogon.exe"
      2⤵
      • Executes dropped EXE
      • Drops autorun.inf file
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmd.gdi

    Filesize

    328B

    MD5

    2d3ca9ca2ba436ba9a0068e41c4fbaa9

    SHA1

    93c2fba0f13f9b85620d68cd488fcab5a57c9ad1

    SHA256

    39688676ac66b2af0deea2b19d05243742902b5bc55fcc8c081b084a9fc50b1f

    SHA512

    6a5d71493cd8bf1cc5cb2057fcaad1e7440109db544e3f76171a2da271b07b07763938593fcdf26552c1c85b1d56d89346f817f5db4acc7dcb95c9979d8579d6

  • C:\Windows\winlogon.exe

    Filesize

    68KB

    MD5

    23f6bcc0c3a0946047f2e36256c64ca8

    SHA1

    bac0a6dc201485d9935d786086f618fbdecb92df

    SHA256

    ffffe82884f58422e0ed7b3b6e5bb8fa89c596f20598a022acf53d8ce1609115

    SHA512

    e6eca3ccb158a303b4f30d1b3b09198e263dbc74b7de1c7ad2db95a2dcfc455fabd30c38c856baabe1eb80077d020f84a18ecb32cedc884a5e1aca1aebf8855a