General

  • Target

    PDFDQ_P01_303B9367_2024-10-03_185650.vbs

  • Size

    486KB

  • Sample

    241004-kh522aycrg

  • MD5

    bfe8bd92459f45bda7c2144a9ae3ad70

  • SHA1

    5c8a674b4dec5b7c6bfe579d5ba7c30bd426b66f

  • SHA256

    705d179b125a94e56fdcc774436bf47e3f6680b126bfdb0637657db07fa78139

  • SHA512

    fbd3c5fa3bf90cec9227912c203898870716d0cb50b0a6caade19aaf4493dce3cc4a7c1a77c713fe8963159d3195837ca1ef6dcfde8700fceed633aa7c3e7d06

  • SSDEEP

    12288:KZejbep/wU35vTs06uFBRBzPupRWdOrDt/bDqPm3hqekZEeWZCmHFLCCAYpdStSU:NX2oZLRgIZ2

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://raw.githubusercontent.com/NoDetectOn/NoDetectOn/refs/heads/main/DetahNoth-V.txt

exe.dropper

https://raw.githubusercontent.com/NoDetectOn/NoDetectOn/refs/heads/main/DetahNoth-V.txt

Extracted

Family

remcos

Botnet

NEWS

C2

ab9001.ddns.net:35890

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    vlc.exe

  • copy_folder

    vlc

  • 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

  • keylog_path

    %UserProfile%

  • mouse_option

    false

  • mutex

    Rmc-YJH0WY

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    reg

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      PDFDQ_P01_303B9367_2024-10-03_185650.vbs

    • Size

      486KB

    • MD5

      bfe8bd92459f45bda7c2144a9ae3ad70

    • SHA1

      5c8a674b4dec5b7c6bfe579d5ba7c30bd426b66f

    • SHA256

      705d179b125a94e56fdcc774436bf47e3f6680b126bfdb0637657db07fa78139

    • SHA512

      fbd3c5fa3bf90cec9227912c203898870716d0cb50b0a6caade19aaf4493dce3cc4a7c1a77c713fe8963159d3195837ca1ef6dcfde8700fceed633aa7c3e7d06

    • SSDEEP

      12288:KZejbep/wU35vTs06uFBRBzPupRWdOrDt/bDqPm3hqekZEeWZCmHFLCCAYpdStSU:NX2oZLRgIZ2

    • Remcos

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

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Accesses Microsoft Outlook accounts

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks