Analysis

  • max time kernel
    114s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    22/07/2024, 20:22

General

  • Target

    044fa6e07fadc7d4e79cc9c41fd9b600N.exe

  • Size

    574KB

  • MD5

    044fa6e07fadc7d4e79cc9c41fd9b600

  • SHA1

    8a813c15a18cf8849cf0d13547563e828bf950e0

  • SHA256

    6809006974702617a89679c25d543ff8dae52a9fec117133a3f5899ce966d91b

  • SHA512

    68700c9403e8d919643548fe68cd8c08f4d44e6aa491bc0a3c1540df81a0ff71d57f7f6a7d0c8305c0a992683e85b83cd7dad491949a74b55bf25e71026fff66

  • SSDEEP

    12288:zCyEHAWAdljmJqkC3xMX85FSR2f9A08NIX+Vjwd4G/3z1ET4m3Hdsubd:zFhWAfn22m0eD1GPz8HdxR

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.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • UPX packed file 19 IoCs

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

  • Adds Run key to start application 2 TTPs 1 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 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 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe
    "C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\dQtJS.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3044
      • 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
        PID:2748
    • C:\Users\Admin\AppData\Roaming\Soundcrd.exe
      "C:\Users\Admin\AppData\Roaming\Soundcrd.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2652
      • C:\Users\Admin\AppData\Roaming\Soundcrd.exe
        C:\Users\Admin\AppData\Roaming\Soundcrd.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:2708
      • C:\Users\Admin\AppData\Roaming\Soundcrd.exe
        C:\Users\Admin\AppData\Roaming\Soundcrd.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\dQtJS.bat

    Filesize

    139B

    MD5

    173bcce4810d4901872d0ef4f0bfea4e

    SHA1

    561b03fdfe68b6419fddf57f32e1aab9a6126a2f

    SHA256

    10ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d

    SHA512

    2401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e

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

    Filesize

    574KB

    MD5

    976131ee8ac96ad6b4ebf942b67ac360

    SHA1

    48db9fb6ca20e6cde9deef0cca04e5856ac72ec7

    SHA256

    da1fe2e5a1ede7a0436e6956ceda87bcbff97ae599fb8b454fbeb5d84a7fe11e

    SHA512

    865db360bdd36d9174744ffdbc0536ed7722c4b61494e434432906bc2515d139e6392e2f53e4d580ac346ebb13a9813fd3f849e032a0fc09159e7b4799231c61

  • memory/1908-42-0x0000000003250000-0x000000000363A000-memory.dmp

    Filesize

    3.9MB

  • memory/1908-47-0x0000000000400000-0x00000000007EA000-memory.dmp

    Filesize

    3.9MB

  • memory/1908-44-0x0000000003250000-0x000000000363A000-memory.dmp

    Filesize

    3.9MB

  • memory/1908-43-0x0000000003250000-0x000000000363A000-memory.dmp

    Filesize

    3.9MB

  • memory/1908-0-0x0000000000400000-0x00000000007EA000-memory.dmp

    Filesize

    3.9MB

  • memory/2572-66-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2572-75-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2572-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2572-63-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2652-58-0x0000000002C50000-0x000000000303A000-memory.dmp

    Filesize

    3.9MB

  • memory/2652-48-0x0000000000400000-0x00000000007EA000-memory.dmp

    Filesize

    3.9MB

  • memory/2652-68-0x0000000000400000-0x00000000007EA000-memory.dmp

    Filesize

    3.9MB

  • memory/2708-53-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-55-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-67-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-65-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-57-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-62-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-70-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-72-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-74-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-73-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-78-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-82-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-86-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-90-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2708-94-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB