Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/02/2024, 05:49

General

  • Target

    a118dfe5b9dfaa5fc6819d8e9292a2f6.exe

  • Size

    1.1MB

  • MD5

    a118dfe5b9dfaa5fc6819d8e9292a2f6

  • SHA1

    7248a337d145e30b104aa5e0b769b20ff11ed0df

  • SHA256

    77eb19ad6576fd74501a40e59f23273d430b66eed7c7efe95f50f1b7b0ffa3db

  • SHA512

    0a5163d47dd7b2ba38c227db4c141d4e2c7a22776fc1e1b05558d961be036b1f1d437db13fb7c67bbebb8f8a6eea0587e9c175c25afbcf86ad506b4d2269280e

  • SSDEEP

    24576:oURxV5Qk44owLqYTCOiDFXRIr3mFJoSI15kXiLICm49:oAxnrfoeqrOKFXR+3+of1qSU49

Malware Config

Signatures

  • Darkcomet

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

  • 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.

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a118dfe5b9dfaa5fc6819d8e9292a2f6.exe
    "C:\Users\Admin\AppData\Local\Temp\a118dfe5b9dfaa5fc6819d8e9292a2f6.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4524
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      C:\Users\Admin\AppData\Roaming\svchost.exe
      2⤵
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:5100
    • C:\Users\Admin\AppData\Local\Temp\a118dfe5b9dfaa5fc6819d8e9292a2f6.exe
      "C:\Users\Admin\AppData\Local\Temp\a118dfe5b9dfaa5fc6819d8e9292a2f6.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        C:\Users\Admin\AppData\Roaming\svchost.exe
        3⤵
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:1748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1KB

    MD5

    7c32886c3cd06d6036c0462301ad289c

    SHA1

    a0a54552a7ecf7082bac0af6c5bca610225b05df

    SHA256

    72c341969754f9e11b85119ca8db22eba2f4a6173c6bac14a032360073799009

    SHA512

    08613b8dc53125c6ff051a98989eb9c4eb447ad05243db1b956ae2969e8463c2a216ed6873274d5b3e890307ad219d761324aa702b3ee45f776b80336147d523

  • memory/1748-27-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/1748-26-0x00000000025D0000-0x00000000025D1000-memory.dmp

    Filesize

    4KB

  • memory/1748-25-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/2692-17-0x00000000011A0000-0x00000000011B0000-memory.dmp

    Filesize

    64KB

  • memory/2692-37-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-36-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-35-0x00000000011A0000-0x00000000011B0000-memory.dmp

    Filesize

    64KB

  • memory/2692-22-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/2692-18-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4524-33-0x0000000000CF0000-0x0000000000D00000-memory.dmp

    Filesize

    64KB

  • memory/4524-31-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4524-1-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4524-2-0x0000000000CF0000-0x0000000000D00000-memory.dmp

    Filesize

    64KB

  • memory/4524-0-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4524-32-0x0000000075340000-0x00000000758F1000-memory.dmp

    Filesize

    5.7MB

  • memory/5100-10-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-14-0x00000000025D0000-0x00000000025D1000-memory.dmp

    Filesize

    4KB

  • memory/5100-30-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-15-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-12-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-13-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-6-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-9-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-16-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-38-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-40-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-42-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-44-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-47-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB

  • memory/5100-49-0x0000000000400000-0x00000000004C0000-memory.dmp

    Filesize

    768KB