General

  • Target

    https://www.youtube.com/redirect?event=backstage_event&redir_token=QUFFLUhqbHIxbWNqZkpJT1hoMVhucnJrSXJZem9VU19RZ3xBQ3Jtc0ttUFZ4OUNEdEhaYnNpdkt5UVZ2SlJqaFlZSkRXWVZTbFBRMFZubWpLUWF6UUxHeHRUaDUyTmpfMmVPNlN5aDdJWEttcWRNWjd3ckRBaG56bjZxd3lST3E3TGJqd1pjaXJMLUNtUWx3Tlg3dWF3WjlHbw&q=https%3A%2F%2Fwww.mediafire.com%2Ffolder%2F3is42kz6mwjhj%2FFiles

  • Sample

    241124-efpdlsspe1

Malware Config

Extracted

Family

vidar

Version

11.8

Botnet

635b5ceb8ed09951eb8d5e776815ad72

C2

https://t.me/fu4chmo

https://steamcommunity.com/profiles/76561199802540894

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Targets

    • Target

      https://www.youtube.com/redirect?event=backstage_event&redir_token=QUFFLUhqbHIxbWNqZkpJT1hoMVhucnJrSXJZem9VU19RZ3xBQ3Jtc0ttUFZ4OUNEdEhaYnNpdkt5UVZ2SlJqaFlZSkRXWVZTbFBRMFZubWpLUWF6UUxHeHRUaDUyTmpfMmVPNlN5aDdJWEttcWRNWjd3ckRBaG56bjZxd3lST3E3TGJqd1pjaXJMLUNtUWx3Tlg3dWF3WjlHbw&q=https%3A%2F%2Fwww.mediafire.com%2Ffolder%2F3is42kz6mwjhj%2FFiles

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks