Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/02/2025, 02:09

General

  • Target

    81d4ae23ba6fda401f23dcd6fe0e5ab0d074cabc55da653c21443df29efed2c1.exe

  • Size

    304KB

  • MD5

    90e6a2469d871d04bee95fca6c9e9c55

  • SHA1

    a2defc9af6b677b5940362f7f496ac54eedc58e9

  • SHA256

    81d4ae23ba6fda401f23dcd6fe0e5ab0d074cabc55da653c21443df29efed2c1

  • SHA512

    922b7dee8e9f574a82cc0e96c6dd141315e0a9b32f9ce677bc2e4860c2c8296617d3ab6c79010a35fb42564ebeb1bafb0f04c1a6e6dc4826cb51221a21e57005

  • SSDEEP

    6144:XsBlY9Z0moB/jMIzk+AUygl+faCEmV34FIYxboEbo:zLAQ+A3gpmNYxboMo

Malware Config

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Windows security bypass 2 TTPs 2 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Windows security modification 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.

  • Checks processor information in registry 2 TTPs 8 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81d4ae23ba6fda401f23dcd6fe0e5ab0d074cabc55da653c21443df29efed2c1.exe
    "C:\Users\Admin\AppData\Local\Temp\81d4ae23ba6fda401f23dcd6fe0e5ab0d074cabc55da653c21443df29efed2c1.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Roaming\explorer.exe
      "C:\Users\Admin\AppData\Roaming\explorer.exe"
      2⤵
      • Windows security bypass
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2808
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        3⤵
        • Windows security bypass
        • Checks BIOS information in registry
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\explorer.exe

    Filesize

    232KB

    MD5

    813c33b6cbd5ab4c3f7511649a20cef5

    SHA1

    3b694fc0c4eef1495bde4e704c3272213d52bbf9

    SHA256

    c6f22a2868f89e29b6ee5acc9f82aab9a9d6f1a8b2f9527418ee53b2222132e7

    SHA512

    e3af68d8c4c0a851fb80d172a225921cdfee50712c14f9bda5f11a4d8f9fcac23241deef6a8e8dd14091bdc65e498c95cc1de03b543f422e3929ccc36cf99803

  • memory/1740-1-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

    Filesize

    9.6MB

  • memory/1740-2-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

    Filesize

    9.6MB

  • memory/1740-3-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

    Filesize

    9.6MB

  • memory/1740-13-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

    Filesize

    9.6MB

  • memory/1740-31-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

    Filesize

    9.6MB

  • memory/1740-30-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

    Filesize

    9.6MB

  • memory/1740-0-0x000007FEF5E4E000-0x000007FEF5E4F000-memory.dmp

    Filesize

    4KB

  • memory/1740-25-0x000007FEF5E4E000-0x000007FEF5E4F000-memory.dmp

    Filesize

    4KB

  • memory/2808-22-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2808-11-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2808-12-0x0000000000400000-0x0000000000401000-memory.dmp

    Filesize

    4KB

  • memory/2900-26-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-24-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-19-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2900-29-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-28-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-27-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-23-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-15-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB

  • memory/2900-32-0x0000000013140000-0x00000000131FD000-memory.dmp

    Filesize

    756KB