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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    20/01/2025, 21:28

General

  • Target

    JaffaCakes118_001869f0c707119d1c61a28d39807809.exe

  • Size

    1.1MB

  • MD5

    001869f0c707119d1c61a28d39807809

  • SHA1

    395843f369dd1447fa29a2272384e1b73c87012c

  • SHA256

    e608dbda1dd28a2ebc5cd824438da519fb5f891792e3e700975132a01ce1b575

  • SHA512

    a0fad88a2cf00d3324baed656123ddce7e314558f98029a829d8c1e27a9e4ba126b402b45894d26d49a96e94f4e0a3a896b51bd65d5ba4614d6266bc8db0f29d

  • SSDEEP

    24576:7MwVWXpMrfQZMzHfmExF5qiTdT6srVDXleHXcwvtlc:7ps8tzdT6yVDXleHsAtm

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

cgate.no-ip.biz:1604

60.229.1.182:1604

dark132.no-ip.org:1604

Mutex

DC_MUTEX-NFQFG4V

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    bGc1YKkXWoLk

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_001869f0c707119d1c61a28d39807809.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_001869f0c707119d1c61a28d39807809.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_001869f0c707119d1c61a28d39807809.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_001869f0c707119d1c61a28d39807809.exe
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_001869f0c707119d1c61a28d39807809.exe
        C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_001869f0c707119d1c61a28d39807809.exe
        3⤵
        • Modifies WinLogon for persistence
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2764
        • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
          "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3044
          • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
            C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2672
            • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
              C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:2840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe

    Filesize

    1.1MB

    MD5

    001869f0c707119d1c61a28d39807809

    SHA1

    395843f369dd1447fa29a2272384e1b73c87012c

    SHA256

    e608dbda1dd28a2ebc5cd824438da519fb5f891792e3e700975132a01ce1b575

    SHA512

    a0fad88a2cf00d3324baed656123ddce7e314558f98029a829d8c1e27a9e4ba126b402b45894d26d49a96e94f4e0a3a896b51bd65d5ba4614d6266bc8db0f29d

  • memory/1908-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1908-1-0x0000000000230000-0x0000000000234000-memory.dmp

    Filesize

    16KB

  • memory/2648-14-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2648-36-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2648-39-0x0000000000401000-0x0000000000422000-memory.dmp

    Filesize

    132KB

  • memory/2648-2-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2648-4-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2648-6-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2648-8-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2648-10-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2648-16-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2672-72-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2672-93-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/2764-19-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-38-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-23-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-41-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-21-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-100-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-40-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-42-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-17-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-35-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2764-29-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-27-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-25-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2764-31-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB