Analysis

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

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-09-2024 10:08

General

  • Target

    d1af01da069bda834be4df0ff4e96582_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    d1af01da069bda834be4df0ff4e96582

  • SHA1

    a0684887633f3b89d81809f02e3cd3719a366b5a

  • SHA256

    4afae780049f3621150ae9efecbf121f9a58ca261b4c120f4a61f72d1bd113e7

  • SHA512

    69978e428d7fd87ed80dba116e87891df107679b89e32ed9fe4938c2422a9edfd5e263ca7845a1a8f9919ad5dd0cd94805faffe73f3aa75d0ad1187a0b3ce1d1

  • SSDEEP

    1536:jtWRcX220mQ+fxJKIRGWcOUP7vXArnY1ZqAefzyesqNIjni:JdQZNAfzyeBCni

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\d1af01da069bda834be4df0ff4e96582_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d1af01da069bda834be4df0ff4e96582_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:2704
    • C:\Users\Admin\luzuh.exe
      "C:\Users\Admin\luzuh.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:3452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\luzuh.exe

    Filesize

    100KB

    MD5

    49266d55f0078c9754ad3d6d1349cf19

    SHA1

    0e6f6be07e7c33d3023294b1a9cc3b14ab938e7e

    SHA256

    8e120c8f16a219df192aeefd42c529883c17951e8d2d41f3f721d8ecacab23c6

    SHA512

    a711d664b88d13e8c96d63a130c96b6308b296434fc9775400990be62d691c7799a204d34b03cafef55945deba2a3b1196bc9ce5b1676cbc4014d0ee2d301099