General

  • Target

    Purchase Order - PO14895.vbs

  • Size

    486KB

  • Sample

    241003-h287pa1djm

  • MD5

    411a23153d97ad4c071a62d54e928d6b

  • SHA1

    f1fc194cf23bd614ed793037f6700c565e88b11b

  • SHA256

    cf85e5927fe85ba85cd070fcc7a6fdf206625e836a9194143f789d24ed1671ab

  • SHA512

    a245a3c469c760e11dc74a1f7ea0762da5dc2fc7e23d2688fc3270678c1f1b32964be276b1912a9d637557d4715d920ca8e0e79008264b355aa360025d235c59

  • SSDEEP

    12288:464azKbI45msgYvWtcg7qKsxNksRgTJct4AqHpE0pZvSmO9FuhFz3VGMIQbPxur5:FEaPqH1

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

OCT

C2

ab9001.ddns.net:55543

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

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    chrorne-9OH0YR

  • 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

Targets

    • Target

      Purchase Order - PO14895.vbs

    • Size

      486KB

    • MD5

      411a23153d97ad4c071a62d54e928d6b

    • SHA1

      f1fc194cf23bd614ed793037f6700c565e88b11b

    • SHA256

      cf85e5927fe85ba85cd070fcc7a6fdf206625e836a9194143f789d24ed1671ab

    • SHA512

      a245a3c469c760e11dc74a1f7ea0762da5dc2fc7e23d2688fc3270678c1f1b32964be276b1912a9d637557d4715d920ca8e0e79008264b355aa360025d235c59

    • SSDEEP

      12288:464azKbI45msgYvWtcg7qKsxNksRgTJct4AqHpE0pZvSmO9FuhFz3VGMIQbPxur5:FEaPqH1

    • Remcos

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

    • Blocklisted process makes network request

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks