Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 07:46

General

  • Target

    ed222014f500ad5b050997413a8841cb_JaffaCakes118.exe

  • Size

    152KB

  • MD5

    ed222014f500ad5b050997413a8841cb

  • SHA1

    ae132f6af7ef18e5c1338e3d87146a259388113e

  • SHA256

    e69235394a9fb89b9dffc8caa2f7ca4682d9fa891fc379514aa5e7c40f012be2

  • SHA512

    fb39d32a239f1790d03b87b9d94ebe032e476f2aba63ccd1ba39954b8872ac5b8deff17332388355380dfcde342ac0e1a8c52445dbdf0e9d457013b07a467644

  • SSDEEP

    3072:hMGuPYYh0Zr+K+7DxNUbaxIcz93bOButK+ZAok:Jr+7DxVh3bHp1k

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 53 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\ed222014f500ad5b050997413a8841cb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ed222014f500ad5b050997413a8841cb_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:5060
    • C:\Users\Admin\jebug.exe
      "C:\Users\Admin\jebug.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:1188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\jebug.exe

    Filesize

    152KB

    MD5

    4b552ccc71373224f8d05fa6e3e2c3a0

    SHA1

    698cb29513e2abe2ea085ac61abb3a0a7d52b076

    SHA256

    7b32a9459e0e28a30acb4c4a44d841885b7de292239d5cf0e5530913f54774bb

    SHA512

    be042a80ded9b4292f0b340c1e3d14b537972e3e44ebabffd07e7220c90059d1f11f96cfaaaa7c195ab14e8d9665d9a3825d65fd745931ff36fdc194e06b367f