Resubmissions

14/04/2025, 09:59

250414-l1b3cawvd1 10

General

  • Target

    https://www.youtube.com/redirect?event=video_description&redir_token=QUFFLUhqbVlNdWVXS3VEOUp1RXFPRWtXRUgwdnViRGI5Z3xBQ3Jtc0tuR0ljTzEySG9PTTdhRWpaQVVUWHZmQmo2QzA0RnpHdXhoZWFEVDdsZWpjRVF5dFc0YzJBQ21Lc0UzSjFCd0REeVBsbDI4Vml0TGRRekZ2VERYX2JWT2o3NHhxLXRZMFZfUFlGNVZqVjZYeTEyQm41RQ&q=https%3A%2F%2Fwww.mediafire.com%2Ffolder%2F0m28ks1y8jr45%2FArma&v=TqMVm_2tfBc

  • Sample

    250414-l1b3cawvd1

Malware Config

Extracted

Family

vidar

C2

https://t.me/f07nd

https://steamcommunity.com/profiles/76561199843252735

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 Chrome/132.0.0.0 Safari/537.36 OPR/117.0.0.0

Extracted

Family

vidar

Version

13.4

Botnet

741d68c178a0dfc31caa76aa0bd1d168

C2

https://t.me/f07nd

https://steamcommunity.com/profiles/76561199843252735

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 Chrome/132.0.0.0 Safari/537.36 OPR/117.0.0.0

Targets

    • Target

      https://www.youtube.com/redirect?event=video_description&redir_token=QUFFLUhqbVlNdWVXS3VEOUp1RXFPRWtXRUgwdnViRGI5Z3xBQ3Jtc0tuR0ljTzEySG9PTTdhRWpaQVVUWHZmQmo2QzA0RnpHdXhoZWFEVDdsZWpjRVF5dFc0YzJBQ21Lc0UzSjFCd0REeVBsbDI4Vml0TGRRekZ2VERYX2JWT2o3NHhxLXRZMFZfUFlGNVZqVjZYeTEyQm41RQ&q=https%3A%2F%2Fwww.mediafire.com%2Ffolder%2F0m28ks1y8jr45%2FArma&v=TqMVm_2tfBc

    • Detect Vidar Stealer

    • Detects Rhadamanthys payload

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • Rhadamanthys family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v16

Tasks