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, 10:06

General

  • Target

    a199b91a683f76db97d4a46dc1d1a720.exe

  • Size

    339KB

  • MD5

    a199b91a683f76db97d4a46dc1d1a720

  • SHA1

    120932fd127e095e26a28efb0bc07bf5093d54f8

  • SHA256

    f4a4defac40c38c8bd27a3b26160edd1a51f33bb71fd8696a314abb00c4fd007

  • SHA512

    e80f1f9b6982dac13b699e35999751ab8669de6eef57fc2e2f01e18e10af5f44f335b14e63102db83faa40541e2ae09773f3bcaacc564fe7c9164d34b8b247d8

  • SSDEEP

    6144:s1iJcYtR1HsvpSHY7KoSrfTNBuzZZcA1wnOLrMM4eXd/Q:skHcpSHY7VSrfT2/czO3HrtY

Malware Config

Signatures

  • Darkcomet

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

  • Modifies security service 2 TTPs 2 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • UPX packed file 10 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a199b91a683f76db97d4a46dc1d1a720.exe
    "C:\Users\Admin\AppData\Local\Temp\a199b91a683f76db97d4a46dc1d1a720.exe"
    1⤵
    • Modifies security service
    • Checks BIOS information in registry
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4568
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Modifies security service
      • Checks BIOS information in registry
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1184-2-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/1184-4-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/1184-7-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/1184-8-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

    Filesize

    4KB

  • memory/1184-9-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/1184-10-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/1184-11-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/1184-12-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/1184-13-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/4568-0-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB

  • memory/4568-1-0x0000000000A90000-0x0000000000A91000-memory.dmp

    Filesize

    4KB

  • memory/4568-5-0x0000000013140000-0x000000001322D000-memory.dmp

    Filesize

    948KB