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Analysis

  • max time kernel
    149s
  • max time network
    48s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/06/2024, 04:06

General

  • Target

    02ac5b4e052cac61b49b3338238cf982_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    02ac5b4e052cac61b49b3338238cf982

  • SHA1

    42cc53693b636c8784eec36b0f8954bcdaa22bb7

  • SHA256

    49f16e562c56924a70640b63e0690b5c6bbc5145a4b7b72f45718627d3518d9c

  • SHA512

    4ebea2fb463b13a8b8b7fe044bbd1680c939fefd5899fb8ff81b253d8c6aa48c39920da977d097248f5f59f1f713809379daa053c3e9698ee5377b4b34c8fbac

  • SSDEEP

    1536:lIr8iAuismyWsMS76Rw0wF9MGM9K/lKtNgCMbATbL3N+NM5EfWNIjN:GX76tTLOM5lCN

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 52 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\02ac5b4e052cac61b49b3338238cf982_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\02ac5b4e052cac61b49b3338238cf982_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:4812
    • C:\Users\Admin\beivud.exe
      "C:\Users\Admin\beivud.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:664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\beivud.exe

    Filesize

    100KB

    MD5

    41c0181623488ff9fdf9a3873ae9f502

    SHA1

    bd4597098a6bc88f4892c48244411a8f61acda2a

    SHA256

    616c91675d4d6608c3294247c57e51487bc52bb77cd57405e62bcfdbf3f04a09

    SHA512

    ac695036b453d070d4b2306a8bc91ed9be82c71f639a4e4a87f40f57c63d9f74fecb63a8094e66b842c0317471742382da3e4a9d3123c2b474bfa49405bdd072