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Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2025, 17:56

General

  • Target

    JaffaCakes118_59bb1deed3bfcf5587feebd4021b089e.exe

  • Size

    686KB

  • MD5

    59bb1deed3bfcf5587feebd4021b089e

  • SHA1

    8474e18cda8e900ac70af5c875f14212a5549e65

  • SHA256

    44b5ce8318f743afafc7c37ea116c5338e8c6646a3b3ff97d1a56e9a4a5e0268

  • SHA512

    b400395aabd5e9618204fc0874543a37f651cf968f80c81b66e5ac002c2e60eaf7765d9c044324ae4209530918cb6c9b81f71be721e7f48a81d5cbbf341793ba

  • SSDEEP

    12288:OAVztrMX0BMJDVJw6Gm+zpSVF1I1COJWx4KzWihXOpJnJeiIbl/lf:TLr78VK6EzAVF1I1CO8PzWiMJnJS5/lf

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-UJH6YCJ

Attributes
  • gencode

    NrFa8ixUVNaU

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Darkcomet family
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59bb1deed3bfcf5587feebd4021b089e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59bb1deed3bfcf5587feebd4021b089e.exe"
    1⤵
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2840
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59bb1deed3bfcf5587feebd4021b089e.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2688-2-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-3-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-4-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-5-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-6-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-7-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-8-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-9-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-10-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-14-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2688-15-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB