Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2024 01:02

General

  • Target

    043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728.exe

  • Size

    2.7MB

  • MD5

    df3a32a59e276774a045fd80fa2b53db

  • SHA1

    ce4bb00e51f685b3ec7eb8100047c82db1f8be72

  • SHA256

    043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728

  • SHA512

    7811cace2b99777f1980c7021fca67f9500d5a140aa73ff02fa19327db134710cc97e6d8b7ad1b58592dd23ed2a548fe5cf520227654c05ff2f0c23336b8fb0d

  • SSDEEP

    24576:JoawHU1iLq121i1IqzUlfC1QZ6KEJeEZ+ZZY:JoaMU1iLqM1ij4SQ5ECZY

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

ZIP

C2

vegetachcnc.com:2556

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    chrome-76G0MC

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728.exe
    "C:\Users\Admin\AppData\Local\Temp\043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Windows\System32\svchost.exe
      "C:\Windows\System32\svchost.exe"
      2⤵
        PID:2580
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
        2⤵
          PID:3740
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 20
            3⤵
            • Program crash
            PID:3776
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
          2⤵
            PID:4876
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3740 -ip 3740
          1⤵
            PID:1408

          Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1520-0-0x000001DF56070000-0x000001DF5607A000-memory.dmp

            Filesize

            40KB

          • memory/1520-1-0x00007FF983703000-0x00007FF983705000-memory.dmp

            Filesize

            8KB

          • memory/1520-2-0x000001DF704B0000-0x000001DF70582000-memory.dmp

            Filesize

            840KB

          • memory/1520-3-0x00007FF983700000-0x00007FF9841C1000-memory.dmp

            Filesize

            10.8MB

          • memory/1520-5-0x00007FF983700000-0x00007FF9841C1000-memory.dmp

            Filesize

            10.8MB

          • memory/3740-4-0x0000000000400000-0x0000000000482000-memory.dmp

            Filesize

            520KB