Analysis

  • max time kernel
    149s
  • max time network
    149s
  • 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, 04:19

General

  • Target

    02c1801d3573aa42cdde6c621b111dd0_JaffaCakes118.exe

  • Size

    240KB

  • MD5

    02c1801d3573aa42cdde6c621b111dd0

  • SHA1

    5d6e2d06838eb6a07c21bcb0a1c2f1830f08e2a7

  • SHA256

    249aa019fb5dd87699d3d291012d52270a64c4d78f360c7f6deb976a0438d4a3

  • SHA512

    afec8b6b5c377bbc358cabcd6838145cbb3866046b389345d86bd6802d620b59bb5ccb5b8f675f98c153362ca41a7895815260ad78806eeeb6a873e5b521ca45

  • SSDEEP

    6144:pUjW3dwqsNwemAB0EqxF6snji81RUinKchhy+S3R:LdQQJsZh

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 27 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\02c1801d3573aa42cdde6c621b111dd0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\02c1801d3573aa42cdde6c621b111dd0_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:1544
    • C:\Users\Admin\gfseor.exe
      "C:\Users\Admin\gfseor.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:1632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\gfseor.exe

    Filesize

    240KB

    MD5

    b5818cfbd8e8cc56328f2c295601ca81

    SHA1

    6d3075ae49d7efce5195648fe6c13cf5b5dafcfa

    SHA256

    94444103a577f5586cb52046411cd3ab5eab022c373080aa4057e7eb87b2430c

    SHA512

    db717e66ece71f3f31e7dbfb51c2d45539c3f2981aba0ab4b9291a8a5bd1dcd6f099d1fe106d6d7a4fd34796baff213ab244215eb35ec369ba1f20b15c35d63b