Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 10:10

General

  • Target

    a65fc796d8a6add0f0dfa4d60d806ebb_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    a65fc796d8a6add0f0dfa4d60d806ebb

  • SHA1

    97c6bbbe4f1683f6c78ec9faa5cc0e490ba668dd

  • SHA256

    b67e80a30abdc30966fc68c95ac0ee43ff798e7adb6223f8d57d11c741b5a2a3

  • SHA512

    4f29773980d54ee968bae075d8d60a7a2316a324d80b52a1241615b5e1a991b671bdbe9436abfd77fcd8e6c3d33715dc3cfae880558bbb778fca1028b4739d43

  • SSDEEP

    3072:QmUAXS80wRfrUuFa3iw+SQqTw79ae1TdMPfoxMkdPtcyXDKv31L:QmrpR7Bzq8h11qhGBXDKvF

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 50 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\a65fc796d8a6add0f0dfa4d60d806ebb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a65fc796d8a6add0f0dfa4d60d806ebb_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2608
    • C:\Users\Admin\xorom.exe
      "C:\Users\Admin\xorom.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:968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\xorom.exe

    Filesize

    252KB

    MD5

    2110357f477d890534e7c62fcc45b29a

    SHA1

    54b12117cfb684c386c51472a454af31aa874311

    SHA256

    ea7a6c053068e85891f170ece4b31a346ff3612cf08b7b0dd86fcb8433a126b6

    SHA512

    845cff3165fb090364fa6858464bb9aa8a346572e91fc5f2f79d236eaa0ecf3d94cd3acf98b0b95b58c283b5ac70ef559ae5bb2ad3a36f87363348dc5129fa92