Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 15:19

General

  • Target

    13e33e625e7da4cefe22e0a811c1f856_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    13e33e625e7da4cefe22e0a811c1f856

  • SHA1

    45c964d8ce502b52e9561f69fe1c04f2e0e0bcef

  • SHA256

    c1fcda9923284f7d5a77685467404c0a84404129306809c9a2ba98cbc39601d4

  • SHA512

    c61af37c636b98a23b3b8fa7b14b2869720f3e59db7810b8e095afcc0d5648af24256204180a3cfa0f21014658a88c667594e0dc1035325cb16fc84a5f3198dc

  • SSDEEP

    1536:qCi8iAuismywsgt4Lw0wF9MGM9K/oKtNgCMbA1bL3N+NM5UfONIjnZLg:6o4/KLOM5FCnBg

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\13e33e625e7da4cefe22e0a811c1f856_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\13e33e625e7da4cefe22e0a811c1f856_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:2880
    • C:\Users\Admin\cgqaq.exe
      "C:\Users\Admin\cgqaq.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:2984

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\cgqaq.exe

          Filesize

          100KB

          MD5

          60388dbc9116cbc9c5b6b528e77b2ce0

          SHA1

          7532c7589f7cf7c82159ef12dfdd6732257fdffb

          SHA256

          1c9ce6ebe453affb2eefd5af21032d7d9879986b926d07e3176ec24dcefc7824

          SHA512

          bad8e2e156243d28abac13fc53a9bbb119c53d7378d9e8417061ebf4cf094181bf70a936e0b67737035d2b8dac451b197672152266993f8ce42cafc5690364e5