Overview

overview

10

Static

static

1

New Text D...bf.bat

windows10-ltsc 2021-x64

10

New Text D...bf.bat

windows11-21h2-x64

10

Sharing

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General

  • Target

    New Text Document_obf.bat

  • Size

    1KB

  • Sample

    241109-rwf4dswfjj

  • MD5

    4f4e694e3986ffa9959b38e093d9da44

  • SHA1

    3a2670365ed398a60c5a7f86ecd8778e295e3bef

  • SHA256

    0ccdb4a818091ae2e5725a7f1ba92487576df540f9f3a197fc0ae38ddda480cb

  • SHA512

    7194250b629770adb40f76ba28dcdde5f0f78351623c046ee44e3a92ae0835810e391fce1b2c47f0ac0c88ba7f20742d18175e221e28f3b0e37638a787d1f4dc

Score
10/10
remcosremotehostdiscoveryevasionexecutionrattrojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

194.59.31.143:4444

Attributes
  • audio_folder

    xboxGameBar

  • audio_path

    %SystemDrive%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    ploi.exe

  • copy_folder

    koi

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %SystemDrive%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-ZU01ZO

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      New Text Document_obf.bat

    • Size

      1KB

    • MD5

      4f4e694e3986ffa9959b38e093d9da44

    • SHA1

      3a2670365ed398a60c5a7f86ecd8778e295e3bef

    • SHA256

      0ccdb4a818091ae2e5725a7f1ba92487576df540f9f3a197fc0ae38ddda480cb

    • SHA512

      7194250b629770adb40f76ba28dcdde5f0f78351623c046ee44e3a92ae0835810e391fce1b2c47f0ac0c88ba7f20742d18175e221e28f3b0e37638a787d1f4dc

    Score
    10/10
    remcosremotehostdiscoveryevasionexecutionrattrojan

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • UAC bypass

      evasiontrojan

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks