Analysis

  • max time kernel
    150s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-08-2024 23:29

General

  • Target

    b97d41630c479025d54c16aa1f966c6b_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    b97d41630c479025d54c16aa1f966c6b

  • SHA1

    02446b9f37e335fb01e23aa9f1a307ea760bf06c

  • SHA256

    aad582535db3ec3236caec1030c8b685e931bc832f8de221a1e4fedd34504ab3

  • SHA512

    18d02a1a4167df38c68911558366c134149446dc81add88034ca801d09c4dda2e2c6852458631decb0291ca6177a9e4e7efdedc62090f82e27a1247146f77369

  • SSDEEP

    1536:+utGz82NTzwsMGAc4ohrPXo+73Rez8b0Sy2NIjnZMd:+wburPX7C2Cned

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 51 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\b97d41630c479025d54c16aa1f966c6b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b97d41630c479025d54c16aa1f966c6b_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:228
    • C:\Users\Admin\noeegu.exe
      "C:\Users\Admin\noeegu.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:4724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\noeegu.exe

    Filesize

    100KB

    MD5

    590267c01470002050cf8fcb5af18157

    SHA1

    74e0e6e3d462ddf41d5ef2e966cae029f585e0f3

    SHA256

    099fd5c4eda54cf87f03d175f94b27ddc5642318f0c4dc76a0139ef85271f0e3

    SHA512

    f306fd7d63dc2bff253d6e4bcaa3e9d227662b04e2fc138fcd1a413db2467a1717dc294a6c583730922bd0f3b29c27b1bcbe14ae0ed8b44e3687b7ba1bb091c0