Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-01-2023 04:29

General

  • Target

    b95aab4ab662ec879876add015f81eca69f7ce36c95d3235615498e015cff70e.exe

  • Size

    752KB

  • MD5

    7ae82a0eb34716b9157d187dc6fc92b0

  • SHA1

    37355e07e919c4f11e8891328ae6a33f5a9e1c98

  • SHA256

    b95aab4ab662ec879876add015f81eca69f7ce36c95d3235615498e015cff70e

  • SHA512

    8f5eac8d5169cf3b292408a9eea4e73c87b37cb10132ec98e3b29db71936f85c3932e4b9b2a9ab7a9750172a64c59351854262b39b3878f9664cd0ebc6e92a9d

  • SSDEEP

    12288:o977/I/+E7vLImA7AEiEbii6d3lDXAwmptdyETbb6K3cTRhwk:oFnXiEyJlDXpQyYiKs

Score
10/10

Malware Config

Extracted

Family

darkcomet

Botnet

DC

C2

silentr0ck.no-ip.org:200

Mutex

DC_MUTEX-GFB9NCY

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    wSXulC9TtV8h

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    rundll32

Signatures

  • Darkcomet

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b95aab4ab662ec879876add015f81eca69f7ce36c95d3235615498e015cff70e.exe
    "C:\Users\Admin\AppData\Local\Temp\b95aab4ab662ec879876add015f81eca69f7ce36c95d3235615498e015cff70e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
        PID:1976
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 524
          3⤵
          • Program crash
          PID:4980
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1976 -ip 1976
      1⤵
        PID:2544

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1976-133-0x0000000000000000-mapping.dmp
      • memory/1976-135-0x0000000000700000-0x00000000007B2000-memory.dmp
        Filesize

        712KB

      • memory/1976-141-0x0000000000700000-0x00000000007B2000-memory.dmp
        Filesize

        712KB

      • memory/1976-146-0x0000000000700000-0x00000000007B2000-memory.dmp
        Filesize

        712KB

      • memory/1976-147-0x0000000000700000-0x00000000007B2000-memory.dmp
        Filesize

        712KB

      • memory/4308-132-0x0000000074D60000-0x0000000075311000-memory.dmp
        Filesize

        5.7MB

      • memory/4308-140-0x0000000074D60000-0x0000000075311000-memory.dmp
        Filesize

        5.7MB