Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2024 15:41

General

  • Target

    7cfc2e8592972337a1a0b83343021e58_JaffaCakes118.exe

  • Size

    687KB

  • MD5

    7cfc2e8592972337a1a0b83343021e58

  • SHA1

    b21a87a45c71b5ceb4baee6677aab56ff3121dcb

  • SHA256

    c31db88d84c7354d133632b9f8353be4b2c72c3a6afbd96bbea7c375c54b2edb

  • SHA512

    0ec101287b7ec11f00e4540a024afd1553804fa2bcfab7cc148d1ce2abd6a3556078722b7bc0abe3e7d2b58a8e57295f9b20c4748f497771a7e7072833c67800

  • SSDEEP

    12288:wHU5IQOEPuR1jxV+9AtjyHzv1BUceUdCV9+rC3t/rZgVdocRJy9mn58Wxp3kVchg:wHU5VOEP0r1tqMQQVMrCtGYIJq8JMVc6

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

gharibb5.no-ip.biz:100

Mutex

DC_MUTEX-S6HBPMU

Attributes
  • gencode

    8KrEytga6ZnT

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7cfc2e8592972337a1a0b83343021e58_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7cfc2e8592972337a1a0b83343021e58_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Users\Admin\AppData\Local\Temp\winlogon.exe
      C:\Users\Admin\AppData\Local\Temp\winlogon.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\winlogon.exe

    Filesize

    31KB

    MD5

    ed797d8dc2c92401985d162e42ffa450

    SHA1

    0f02fc517c7facc4baefde4fe9467fb6488ebabe

    SHA256

    b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

    SHA512

    e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

  • memory/2396-35-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-22-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-52-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-8-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-34-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-12-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2396-38-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-20-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-37-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-16-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-14-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-29-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-28-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-26-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-51-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-10-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-50-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-18-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-49-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-39-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-40-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-41-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-42-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-43-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-44-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-45-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-46-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-47-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2396-48-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/2556-36-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-2-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-0-0x00000000747F1000-0x00000000747F2000-memory.dmp

    Filesize

    4KB

  • memory/2556-1-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB