Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-09-2024 07:15

General

  • Target

    Luring Guide/The Guide.lnk

  • Size

    718B

  • MD5

    c5d61523c7af8f94f0e9b9ff675f1e01

  • SHA1

    5c7b46700540de235d212a51888d010216b866d7

  • SHA256

    36cde904acddb204272640ec153e8e8e0c02a9e44827f7486583d2e2d99d0f2c

  • SHA512

    08c78e6eaa2a710d74f1e5b12c852cca3f5af0accb484c22ab968a3414ebc022e12290f2b66996b28ea1a4121f14dd942acf3d9cad9cf572e4c658de033d09d8

Malware Config

Signatures

  • Darkcomet

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

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 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.

  • Adds Run key to start application 2 TTPs 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.

  • 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 use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Luring Guide\The Guide.lnk"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4120
    • C:\Users\Admin\AppData\Local\Temp\Luring Guide\The Guide.exe
      "C:\Users\Admin\AppData\Local\Temp\Luring Guide\The Guide.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Checks BIOS information in registry
      • Adds Run key to start application
      • 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:368
      • C:\Windows\SysWOW64\notepad.exe
        notepad
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:4956
      • C:\Windows\SysWOW64\explorer.exe
        "C:\Windows\SysWOW64\explorer.exe"
        3⤵
        • 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 WriteProcessMemory
        PID:3484
        • C:\Windows\SysWOW64\notepad.exe
          C:\Windows\SysWOW64\notepad.exe
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Java.exe

    Filesize

    659KB

    MD5

    3381ffcf9e5796866d4796dadd6edc1b

    SHA1

    fc8d536d5b721ce71586200cc919430564bbb587

    SHA256

    143a6b9b16db9eaa0228465d6f2429f9843af8a4fa5f68bd94bfcdc12106783a

    SHA512

    1193344898a5e457f05d38fd0c9b7894da085805372261fd1cac48c0d092834d9aa633e6d71789b6f1b0d5dbdf33336e10a9c45c0319299dc43958ae0d12591f

  • memory/368-2-0x0000000002230000-0x0000000002231000-memory.dmp

    Filesize

    4KB

  • memory/368-13-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/3484-10-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/3484-11-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/3484-12-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/3484-14-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/3484-17-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/3484-16-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/3484-18-0x0000000013140000-0x00000000131F6000-memory.dmp

    Filesize

    728KB

  • memory/4956-4-0x00000000013A0000-0x00000000013A1000-memory.dmp

    Filesize

    4KB

  • memory/4984-15-0x00000000007C0000-0x00000000007C1000-memory.dmp

    Filesize

    4KB