Overview

overview

10

Static

static

1

FAKTURA-pd...32.vbs

windows7-x64

10

FAKTURA-pd...32.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    FAKTURA-pdf-466366332.vbs

  • Size

    484KB

  • Sample

    241004-k2rczszdjh

  • MD5

    90bd9fa957050b3641726fd4bb173281

  • SHA1

    4fd94ee79b46a075b9cc10f9ceecaad705a19bf8

  • SHA256

    07565a7b310e8082d9cfdaea1f0990c5b21ec6c08001272414cf63869019aa24

  • SHA512

    769ec466d81b2fdc7e19741c0b71b41be1e746a0b582ff5913148b40993e7f6ab074ff73e44f4392bead209bba98a819cffaf4e8469ef44beaf1d54d435d1099

  • SSDEEP

    12288:fCQNJjr/mJJw5NbHSoBFy8oJTaaPlI7lyxeBs9YVYzGqsYBnwhRD8PHNUvvtCC+y:46E9qAPuVb

Score
10/10
remcosoctobersdiscoveryexecutionrat

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

OCTOBERs

C2

ab9001.ddns.net:31944

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

  • mouse_option

    false

  • mutex

    Chrorne-CKQJ2Y

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Rmc

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      FAKTURA-pdf-466366332.vbs

    • Size

      484KB

    • MD5

      90bd9fa957050b3641726fd4bb173281

    • SHA1

      4fd94ee79b46a075b9cc10f9ceecaad705a19bf8

    • SHA256

      07565a7b310e8082d9cfdaea1f0990c5b21ec6c08001272414cf63869019aa24

    • SHA512

      769ec466d81b2fdc7e19741c0b71b41be1e746a0b582ff5913148b40993e7f6ab074ff73e44f4392bead209bba98a819cffaf4e8469ef44beaf1d54d435d1099

    • SSDEEP

      12288:fCQNJjr/mJJw5NbHSoBFy8oJTaaPlI7lyxeBs9YVYzGqsYBnwhRD8PHNUvvtCC+y:46E9qAPuVb

    Score
    10/10
    discoveryexecutionremcosoctobersrat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks