Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2024 08:57

General

  • Target

    a0fe55ed4b6e9f7b70c640681e7116c9_JaffaCakes118.exe

  • Size

    791KB

  • MD5

    a0fe55ed4b6e9f7b70c640681e7116c9

  • SHA1

    5adb7ad253412cfbaefb0004fde0557449c9ce03

  • SHA256

    6127a7138e021cda4e64f0bfe0ca74c1b8a66ba5840b0d9ecff7f4096d279514

  • SHA512

    26c34ac7cbd7205283f95e4fc3d0208dbdac4aaf2412c54ecfec888a4bb850cae1ca32de6c2095203a7bca5c84ae923bbce66decf669837d3a4788d5e821e81f

  • SSDEEP

    24576:vOESUc+MtiJ+kOsK70iFt8qBP7TH24v6:vJS+J+kO5t84P1

Malware Config

Extracted

Family

darkcomet

Botnet

JDB

C2

robbery.no-ip.org:1338

Mutex

RobEU-King

Attributes
  • gencode

    BUyCSukijnkZ

  • install

    false

  • offline_keylogger

    true

  • password

    robeu

  • persistence

    false

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 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 23 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0fe55ed4b6e9f7b70c640681e7116c9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a0fe55ed4b6e9f7b70c640681e7116c9_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1552
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2776
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" +s +h
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2104
        • C:\Windows\SysWOW64\attrib.exe
          attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" +s +h
          4⤵
          • Sets file to hidden
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:3000
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2088
        • C:\Windows\SysWOW64\attrib.exe
          attrib "C:\Windows\Microsoft.NET\Framework\v2.0.50727" +s +h
          4⤵
          • Sets file to hidden
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:2428
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        3⤵
          PID:1000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1000-10-0x0000000000400000-0x0000000000413000-memory.dmp

      Filesize

      76KB

    • memory/1552-0-0x0000000074791000-0x0000000074792000-memory.dmp

      Filesize

      4KB

    • memory/1552-1-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/1552-2-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/1552-7-0x0000000074790000-0x0000000074D3B000-memory.dmp

      Filesize

      5.7MB

    • memory/2776-3-0x0000000000400000-0x00000000004B2000-memory.dmp

      Filesize

      712KB

    • memory/2776-4-0x0000000000400000-0x00000000004B2000-memory.dmp

      Filesize

      712KB

    • memory/2776-5-0x0000000000400000-0x00000000004B2000-memory.dmp

      Filesize

      712KB

    • memory/2776-8-0x0000000000400000-0x00000000004B2000-memory.dmp

      Filesize

      712KB

    • memory/2776-6-0x0000000000400000-0x00000000004B2000-memory.dmp

      Filesize

      712KB

    • memory/2776-11-0x0000000000400000-0x00000000004B2000-memory.dmp

      Filesize

      712KB

    • memory/2776-9-0x0000000000400000-0x00000000004B2000-memory.dmp

      Filesize

      712KB