Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-10-2024 19:01

General

  • Target

    1c18e114b3f7d6744d43288a16d1acfaf95d6c694d3e729109d13621fe9b6afd.exe

  • Size

    3.9MB

  • MD5

    0b900f1e0009adf08ac7c57878e2f84c

  • SHA1

    36d4f6be34343653cb6ffef7bc278603bcf446c1

  • SHA256

    1c18e114b3f7d6744d43288a16d1acfaf95d6c694d3e729109d13621fe9b6afd

  • SHA512

    b3934d8404bdbeeacab1b8c4dd7d8e94cf4c94124e938660a3088d814e89bdf3d4339b8570e3f63615db7759ebb5e0de0fbfb9e6bd0c3849fff36d7d18d51757

  • SSDEEP

    98304:8lX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBAlB6D4tyX6kuT4IkQApCgvms0Cv05J5CN:8lX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBN

Malware Config

Signatures

  • Darkcomet

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

  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 19 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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.

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c18e114b3f7d6744d43288a16d1acfaf95d6c694d3e729109d13621fe9b6afd.exe
    "C:\Users\Admin\AppData\Local\Temp\1c18e114b3f7d6744d43288a16d1acfaf95d6c694d3e729109d13621fe9b6afd.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\PKJEp.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2308
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoftt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Soundcrd.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3032
    • C:\Users\Admin\AppData\Roaming\Soundcrd.exe
      "C:\Users\Admin\AppData\Roaming\Soundcrd.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Users\Admin\AppData\Roaming\Soundcrd.exe
        C:\Users\Admin\AppData\Roaming\Soundcrd.exe
        3⤵
        • Checks BIOS information in registry
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:1648
      • C:\Users\Admin\AppData\Roaming\Soundcrd.exe
        C:\Users\Admin\AppData\Roaming\Soundcrd.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\PKJEp.txt

    Filesize

    139B

    MD5

    173bcce4810d4901872d0ef4f0bfea4e

    SHA1

    561b03fdfe68b6419fddf57f32e1aab9a6126a2f

    SHA256

    10ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d

    SHA512

    2401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e

  • C:\Users\Admin\AppData\Roaming\Soundcrd.txt

    Filesize

    3.9MB

    MD5

    05e62921fccc1f2015e5f4bc503b2371

    SHA1

    79fefae9b778878d7cbde0e4fc5baddbb332f3fc

    SHA256

    461c9b2a5c77189c3319e1433a5dfa554f5d0cac72a3e73759a2a18b18e8b5e7

    SHA512

    8ca9189e36d690a04a5ca8f60fcf4f8feb99b741cc28616adf7cfa565fa55a2fafd81a29e78e66ad2ca553c9847e5abef69945db6cd60ca2dd4381f1e9f60760

  • memory/852-0-0x0000000000400000-0x00000000007E8000-memory.dmp

    Filesize

    3.9MB

  • memory/1648-45-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-44-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-31-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-43-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-75-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-63-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-46-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-34-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-41-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-71-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-35-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-49-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-67-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-55-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1648-59-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2160-39-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2160-50-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2160-36-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2160-42-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB