Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    10-08-2024 15:45

General

  • Target

    rhdidhsesdhsdeshs12.exe

  • Size

    756KB

  • MD5

    eb355d5dda76a9500df1635e8f1d4bb6

  • SHA1

    820b148cc3cac94013a6c1d4cd77c09bf3a6c226

  • SHA256

    605eeb72a321ff834774898607a7cca0ce71d417116be4851ba77c3258196e65

  • SHA512

    7edc27fb2af3fc5b985e5682b460d2bcaec58c788d13d94520c5751df04db4c83908aba38f973b449a98378f6f4b063ae01d10ba43138cc5cdae14f83b8d7feb

  • SSDEEP

    12288:29HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hvqMd0QZhk:SZ1xuVVjfFoynPaVBUR8f+kN10EBND07

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-UEGPA9X

Attributes
  • gencode

    ahC4rsPiXNu5

  • install

    false

  • offline_keylogger

    true

  • password

    0123456789

  • persistence

    false

Signatures

  • Darkcomet

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of FindShellTrayWindow 56 IoCs
  • Suspicious use of SendNotifyMessage 56 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rhdidhsesdhsdeshs12.exe
    "C:\Users\Admin\AppData\Local\Temp\rhdidhsesdhsdeshs12.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2544
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2288
  • C:\Windows\System32\notepad.exe
    "C:\Windows\System32\notepad.exe" "C:\Users\Admin\Desktop\ConvertToStop.ps1"
    1⤵
    • Opens file in notepad (likely ransom note)
    PID:1680
  • C:\Windows\system32\cmd.exe
    cmd /c ""C:\Users\Admin\Desktop\CopyResume.bat" "
    1⤵
      PID:2784

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2288-5-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

    • memory/2288-9-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

    • memory/2544-0-0x0000000000250000-0x0000000000251000-memory.dmp

      Filesize

      4KB

    • memory/2544-1-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB

    • memory/2544-3-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB

    • memory/2544-8-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB

    • memory/2544-11-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB