General

  • Target

    Unlock_Tool_v2.6.7.exe

  • Size

    976KB

  • Sample

    241119-sglk1axejb

  • MD5

    a8221418531cae557b8a39da95ce6997

  • SHA1

    38b1c45753cf6bdca60403915ce54fdc672f56cb

  • SHA256

    3fdc9301e70c0292761c668e731b38f1c66b4cad6ca81d4f1c56b917416a2364

  • SHA512

    03ae7964ecc6a98b601b0eadcfd59e5d15095448b0687adca35151f1caa466422ccc001130bd33ef326afbe234acd19ff1f94f5e600e67180feb3abcead0b76e

  • SSDEEP

    24576:kl7x9P6faKSfQXHDs+kig6+3flOXHDs+kig6+3flO+:kJ7P6CKSfQY+kPV3fwY+kPV3fw+

Malware Config

Extracted

Family

vidar

Version

11.8

Botnet

68fa61169d8a1f0521b8a06aa1f33efb

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

      Unlock_Tool_v2.6.7.exe

    • Size

      976KB

    • MD5

      a8221418531cae557b8a39da95ce6997

    • SHA1

      38b1c45753cf6bdca60403915ce54fdc672f56cb

    • SHA256

      3fdc9301e70c0292761c668e731b38f1c66b4cad6ca81d4f1c56b917416a2364

    • SHA512

      03ae7964ecc6a98b601b0eadcfd59e5d15095448b0687adca35151f1caa466422ccc001130bd33ef326afbe234acd19ff1f94f5e600e67180feb3abcead0b76e

    • SSDEEP

      24576:kl7x9P6faKSfQXHDs+kig6+3flOXHDs+kig6+3flO+:kJ7P6CKSfQY+kPV3fwY+kPV3fw+

    • 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

    • 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.

    • Loads dropped DLL

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks