General

  • Target
    https://docs.google.com/uc?export=download&id=1y2UoIwd7m-LShRwsg1LE4wpX7fgxo0UG
  • Sample241029-vdwmxawkft

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://pastebin.com/raw/Adv9gBHa

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://pastebin.com/raw/Adv9gBHa

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://pastebin.com/raw/Adv9gBHa

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://pastebin.com/raw/Adv9gBHa

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • octubre22

C2
  • manuelmorenomanuel1234.duckdns.org:2024

Mutex
  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • asyncrat

Version
  • | CRACKED BY https://t.me/xworm_v2

Botnet
  • octubre22

C2
  • manuelmorenomanuel123.duckdns.org:2025

Mutex
  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • njrat

Version
  • 0.7NC

Botnet
  • NYAN CAT

C2
  • carlitosmoreno1794.duckdns.org:2019

Mutex
  • bde06c84e1de4b23b

Attributes
  • reg_key

    bde06c84e1de4b23b

  • splitter

    @!#&^%$

Extracted

Family
  • remcos

Botnet
  • RemoteHost

C2
  • carlitosmoreno1792.duckdns.org:2016

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

    true

  • keylog_crypt

    false

  • keylog_file

    registros.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-ZOL3YD

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Capturas de pantalla

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Extracted

Family
  • wshrat

C2
  • http://peinadorafael779.duckdns.org:2015

Targets

    • Target
      https://docs.google.com/uc?export=download&id=1y2UoIwd7m-LShRwsg1LE4wpX7fgxo0UG
    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • Njrat family

    • Remcos

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

    • Remcos family

    • UAC bypass

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • WSHRAT payload

    • Wshrat family

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • 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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks