Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2023 07:14

General

  • Target

    6ca06d119da53e4bcd4752e62971541d0d4d2cfc86bad01b9ba8253c3d2615d3.exe

  • Size

    571KB

  • MD5

    83e968ea79da03bc0e20716cd99d5fcb

  • SHA1

    43234878888b72b4d6e9b7704f5c7715edff72c2

  • SHA256

    6ca06d119da53e4bcd4752e62971541d0d4d2cfc86bad01b9ba8253c3d2615d3

  • SHA512

    0f27f08b933fe2566bbfcc5b99bf748948a35d8e977aa9bb75a45201fec7e1e005462e3b454725142f902906999247634cff533c43002507817f6e7c9fa93162

  • SSDEEP

    12288:PzyVo66yEEb3S797oaquKg0D9BLdlv+z2UtnhWf34kF:ubURl0DBlv+z1nYvZ

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

pekonomia.duckdns.org:30861

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

    Rmc-B0VP4N

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ca06d119da53e4bcd4752e62971541d0d4d2cfc86bad01b9ba8253c3d2615d3.exe
    "C:\Users\Admin\AppData\Local\Temp\6ca06d119da53e4bcd4752e62971541d0d4d2cfc86bad01b9ba8253c3d2615d3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
        PID:4652
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        2⤵
          PID:4948

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4948-143-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-155-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-142-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-137-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-138-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-139-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-140-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-141-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-135-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-154-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-147-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-146-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-148-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-149-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-150-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-151-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/4948-152-0x0000000000400000-0x0000000000480000-memory.dmp
        Filesize

        512KB

      • memory/5000-134-0x000001AE21720000-0x000001AE21730000-memory.dmp
        Filesize

        64KB

      • memory/5000-133-0x000001AE071F0000-0x000001AE07284000-memory.dmp
        Filesize

        592KB