Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    01-11-2024 17:45

General

  • Target

    f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384N.exe

  • Size

    1.3MB

  • MD5

    6463d8b3b095662598d9823df35c5c70

  • SHA1

    6ec181e03393deba51664099dc1e8f3ad5041909

  • SHA256

    f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384

  • SHA512

    10c630672fb873857f71129998daab94054a6fb8573f2cd62b6090dba2b987d1ce776ef9bb115a8cf8356a987cb02107d7e4ffe6a2461598d40c7ba7817625fe

  • SSDEEP

    24576:Ej6wLhExiZNzXaAc4yc3fNs5OzlKT8FGdg1XaNWtrA5jdv2s9toMWuYc2Z/T:EmwLhbraAly0fZzlZGdgsMt03Os97WuY

Malware Config

Signatures

  • Darkcomet

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

  • Darkcomet family
  • 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.

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384N.exe
    "C:\Users\Admin\AppData\Local\Temp\f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384N.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\ProgramData\Microsoft\Windows\Start Menu\Windupdt\winupdate.exe
      "C:\ProgramData\Microsoft\Windows\Start Menu\Windupdt\winupdate.exe"
      2⤵
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2516
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Microsoft\Windows\Start Menu\Windupdt\winupdate.exe

    Filesize

    1.3MB

    MD5

    6463d8b3b095662598d9823df35c5c70

    SHA1

    6ec181e03393deba51664099dc1e8f3ad5041909

    SHA256

    f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384

    SHA512

    10c630672fb873857f71129998daab94054a6fb8573f2cd62b6090dba2b987d1ce776ef9bb115a8cf8356a987cb02107d7e4ffe6a2461598d40c7ba7817625fe

  • C:\Users\Admin\AppData\Local\Temp\I-LOVE-YOU-I-HATE-YOU.JPG

    Filesize

    29KB

    MD5

    cbff8e34ba2a48833132e4352ee89a51

    SHA1

    f96c65311a24b09315aaf83701b9117bc6916bd0

    SHA256

    5c178508280b885187eb411475f98a220c214870942afce6932b74284bd3cbb9

    SHA512

    6d9702a312ce1cef9bbf191a5df51d606238a80c705f0e78a051ce234fb12569fff52594e1ada4686ea0ac249d189fdfab02f2d3a92c013ebcc107ae4883793b

  • memory/1740-0-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/1740-1-0x0000000000280000-0x00000000002E0000-memory.dmp

    Filesize

    384KB

  • memory/1740-8-0x0000000003330000-0x0000000003430000-memory.dmp

    Filesize

    1024KB

  • memory/1740-7-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1740-6-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

    Filesize

    4KB

  • memory/1740-5-0x00000000006D0000-0x00000000006D1000-memory.dmp

    Filesize

    4KB

  • memory/1740-4-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1740-16-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-26-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-25-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-24-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-23-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-22-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-21-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-20-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-19-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-18-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-17-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-15-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-14-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-13-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-12-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-11-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-10-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-9-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-3-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/1740-2-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

    Filesize

    4KB

  • memory/1740-27-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/1740-29-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/1740-32-0x0000000006EC0000-0x0000000006EC2000-memory.dmp

    Filesize

    8KB

  • memory/1740-59-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-58-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-57-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-56-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-55-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-54-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-53-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-52-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-51-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-50-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-49-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-48-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-47-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-46-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-45-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-44-0x0000000003330000-0x0000000003331000-memory.dmp

    Filesize

    4KB

  • memory/1740-41-0x00000000071F0000-0x00000000074AA000-memory.dmp

    Filesize

    2.7MB

  • memory/1740-40-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/1740-39-0x0000000003330000-0x0000000003430000-memory.dmp

    Filesize

    1024KB

  • memory/1740-38-0x0000000000280000-0x00000000002E0000-memory.dmp

    Filesize

    384KB

  • memory/2516-63-0x0000000000C20000-0x0000000000EDA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-65-0x0000000000C20000-0x0000000000EDA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-62-0x0000000000C20000-0x0000000000EDA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-67-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-68-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-69-0x0000000000C20000-0x0000000000EDA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-70-0x0000000000C20000-0x0000000000EDA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-71-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-72-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-73-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-74-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-75-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-76-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-77-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-78-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-79-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-80-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2516-81-0x0000000000400000-0x00000000006BA000-memory.dmp

    Filesize

    2.7MB

  • memory/2972-33-0x00000000000F0000-0x00000000000F2000-memory.dmp

    Filesize

    8KB