General

  • Target

    https://mega.nz/file/Ugc1iQiK#ywcAdLryJK_eMNuFeZimSvMI9XZhVhgL2vb9OJcQXKY

  • Sample

    250328-rpqdgsxsez

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

193.161.193.99:36206

Mutex

onxityialltnltam

Attributes
  • delay

    1

  • install

    true

  • install_file

    Windows Defender.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      https://mega.nz/file/Ugc1iQiK#ywcAdLryJK_eMNuFeZimSvMI9XZhVhgL2vb9OJcQXKY

    • AsyncRat

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

    • Asyncrat family

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • Async RAT payload

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks