Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-08-2024 22:20

General

  • Target

    94f78f23f8ce8ef35cabc2a9fe0234f6_JaffaCakes118.exe

  • Size

    108KB

  • MD5

    94f78f23f8ce8ef35cabc2a9fe0234f6

  • SHA1

    ce2e2e791c7340155d01d0e85c859f921ccadf86

  • SHA256

    437523e9330137a03f983d175f5ea9d90602057b00d38d0475c6ec0f204d383a

  • SHA512

    2c6971538f3fdac194e017a9aea10a0f054b9f89b708f96c4805eb0b6287968b8b75e083447ddaace1771051e0d11617dfc78082829171507018296e32631a0e

  • SSDEEP

    1536:aQZSP5OJofZMf8G6oXaKHyELqOW3GFw7vwmqFkyYpWe5srvIyiA+UWI5Q0wXT50W:I57oXa0O7LqW3XgCnv

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).

  • 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\94f78f23f8ce8ef35cabc2a9fe0234f6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\94f78f23f8ce8ef35cabc2a9fe0234f6_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Users\Admin\dtluh.exe
      "C:\Users\Admin\dtluh.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:2360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\dtluh.exe

    Filesize

    108KB

    MD5

    c57c9d8d4fd9163dae1c204df92e5da4

    SHA1

    f18b60ca679f28d17c18a7e7d9238b17a37fcef1

    SHA256

    38bbfa649a8ac785ac9b22ee1a02d84cc9e25244c8721dca316be42d3c71873d

    SHA512

    4494c761544b2c8ae38231d17bc45fb6851b84524e58da98db455dcc38a183d2a5721cb78e588605388629c5d85c88b80fbb3a5b31c05cdf00ab460ca6ae90e7