Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 01:03

General

  • Target

    8e633f7e0ac69398976ef31344512c06_JaffaCakes118.exe

  • Size

    1.6MB

  • MD5

    8e633f7e0ac69398976ef31344512c06

  • SHA1

    8ef2a2101d1484c73576e6fd85cd947e4e979e0e

  • SHA256

    598fa5921807adfac1d6c0d5157edcf32aaa69f472c137e930d2b793a3245445

  • SHA512

    e690aa963e199ed1374ffb9b52aed8a99db6c70235b9c552d3eb55334c09e3012211ded7597dd0a3e73d22fde6204b3dbadfe45b010456b6d349fc5c8c374cf5

  • SSDEEP

    24576:o6wUVWZWGJktFYx1rCwQGjEUJXQZCjFLhiW:WUVWZJJktKx1GJGfPiW

Malware Config

Extracted

Family

darkcomet

Botnet

Slave

C2

ratawb.no-ip.biz:1604

ratawb.no-ip.biz:4040

Mutex

DC_MUTEX-U5VLSJD

Attributes
  • gencode

    tpjvF0973MS1

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 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 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e633f7e0ac69398976ef31344512c06_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8e633f7e0ac69398976ef31344512c06_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1924
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\svchost.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2140
    • C:\Users\Admin\AppData\Local\Temp\MicrosoftPointGenerator.exe
      "C:\Users\Admin\AppData\Local\Temp\MicrosoftPointGenerator.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3336
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\j.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\MicrosoftPointGenerator.exe

          Filesize

          953KB

          MD5

          bb336f0c82f7feeef72d8d8b315b71e8

          SHA1

          083c0bcb0e1db3794699474e87641b9ea76d2aea

          SHA256

          ee5710b6ed2c72757bcede98c4e1f40edd15624d9c244d4e8f4de92f58927886

          SHA512

          d380bda380b06a0279a7fb986dad70412ea2f7247f5614a5b861a9f32ed6edc566ee5666b0f104d6b96c9a10385d2abb728a7a4113a01a93be8cc93d37267799

        • C:\Users\Admin\AppData\Local\Temp\j.vbs

          Filesize

          325B

          MD5

          c0e15bbd0550d8222e66b31521fa3eda

          SHA1

          8c0d7b65f3f1ff415876ef0589405bba1380416b

          SHA256

          ba243780e2660ca8e553e2f0bce70ff3b78e6783286aaa08c137495050d94f05

          SHA512

          4c42fd0ade93fd6388f2427734e57b40a4e24faf869f7626964a035dc43e55b74cbf78c414193e7986c69f1ba56f9866be7f3a1f4212a7ade3ee72e4e174dd73

        • C:\Users\Admin\AppData\Local\Temp\svchost.exe

          Filesize

          34KB

          MD5

          e118330b4629b12368d91b9df6488be0

          SHA1

          ce90218c7e3b90df2a3409ec253048bb6472c2fd

          SHA256

          3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

          SHA512

          ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

        • memory/1924-1-0x0000000074670000-0x0000000074C21000-memory.dmp

          Filesize

          5.7MB

        • memory/1924-2-0x0000000074670000-0x0000000074C21000-memory.dmp

          Filesize

          5.7MB

        • memory/1924-0-0x0000000074672000-0x0000000074673000-memory.dmp

          Filesize

          4KB

        • memory/1924-34-0x0000000074670000-0x0000000074C21000-memory.dmp

          Filesize

          5.7MB

        • memory/2140-47-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-52-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-14-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-15-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-11-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-55-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-54-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-9-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-13-0x00000000025B0000-0x00000000025B1000-memory.dmp

          Filesize

          4KB

        • memory/2140-8-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-53-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-48-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-51-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-50-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-41-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-49-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-43-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-44-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-45-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-46-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/2140-5-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB

        • memory/3336-35-0x0000000004AF0000-0x0000000004B8C000-memory.dmp

          Filesize

          624KB

        • memory/3336-42-0x0000000070A9E000-0x0000000070A9F000-memory.dmp

          Filesize

          4KB

        • memory/3336-40-0x0000000004D60000-0x0000000004DB6000-memory.dmp

          Filesize

          344KB

        • memory/3336-39-0x0000000004BE0000-0x0000000004BEA000-memory.dmp

          Filesize

          40KB

        • memory/3336-38-0x0000000004CC0000-0x0000000004D52000-memory.dmp

          Filesize

          584KB

        • memory/3336-37-0x00000000051D0000-0x0000000005774000-memory.dmp

          Filesize

          5.6MB

        • memory/3336-33-0x0000000000090000-0x0000000000186000-memory.dmp

          Filesize

          984KB

        • memory/3336-31-0x0000000070A9E000-0x0000000070A9F000-memory.dmp

          Filesize

          4KB