Analysis

  • max time kernel
    148s
  • max time network
    142s
  • 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 01:36

General

  • Target

    Quotation.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
  • 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.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quotation.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Windows\System32\calc.exe
      "C:\Windows\System32\calc.exe"
      2⤵
        PID:60
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4304
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
        2⤵
          PID:1244

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4304-12-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-4-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-26-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-25-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-13-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-5-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-6-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-16-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-8-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-9-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-23-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-11-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-24-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-22-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-7-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-17-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-18-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-19-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-20-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/4304-21-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/5080-1-0x00007FFF93053000-0x00007FFF93055000-memory.dmp

        Filesize

        8KB

      • memory/5080-2-0x0000018826AF0000-0x0000018826BC2000-memory.dmp

        Filesize

        840KB

      • memory/5080-10-0x00007FFF93050000-0x00007FFF93B11000-memory.dmp

        Filesize

        10.8MB

      • memory/5080-3-0x00007FFF93050000-0x00007FFF93B11000-memory.dmp

        Filesize

        10.8MB

      • memory/5080-0-0x0000018824DC0000-0x0000018824DCA000-memory.dmp

        Filesize

        40KB