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Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    21/08/2024, 08:09

General

  • Target

    b2b7626d718add3a99a0868a620a8a60_JaffaCakes118.exe

  • Size

    212KB

  • MD5

    b2b7626d718add3a99a0868a620a8a60

  • SHA1

    eeebd601b12adccd673d87d8561d3b8e2709a80f

  • SHA256

    7225ad44303d4424a28a5a3bbbcd0d64f08c7bb5edd59966cea570bf3874e73e

  • SHA512

    790ef472a2af17630cddbf8f7dbfbe8276c338bc3a48c37c480dda4093406820eda1c2201b424cd69d6a30ed8b6477c1de77b881dd779320bc5f54f42125eb93

  • SSDEEP

    6144:HsGO2JG4GpRKnvmb7/D26h/xFb8RQF9jwC/tRvPXbyheAg4ZIjJGe5S:MGOUPURKnvmb7/D26xb8RQF9jwC/TvPo

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 52 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\b2b7626d718add3a99a0868a620a8a60_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b2b7626d718add3a99a0868a620a8a60_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:2292
    • C:\Users\Admin\keuki.exe
      "C:\Users\Admin\keuki.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:336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\keuki.exe

    Filesize

    212KB

    MD5

    d4528d81ee53648d2100a0234968cae4

    SHA1

    a18f03123d21e088ecc096f70f70550b7af79e91

    SHA256

    d1747348114a088c6ebe09b25ed2f309366bfd5c05e79bcbc3c2c26a65802762

    SHA512

    c1db6e6979ddf45fca94a0363ef04900cd7711fade95e43925aa05a442506220f4ce641ca2462cc91d98ccb281e370b50052e1e5eb3b4b96737e434b99ebc83b