General

  • Target

    file.exe

  • Size

    891KB

  • Sample

    240829-xelv7swaqg

  • MD5

    2f5226b4116ce79afb6dcb32fa647954

  • SHA1

    15f395c9a4a894a660d318a6779094d311f0a1f7

  • SHA256

    8febc589fc4de7b009d3e406fddba66e389d5544bc5fad44d03f712ebf6c2bfa

  • SHA512

    7fe94c2adf2d5526a9798b1fddf62984b49787b5c0ed2e9ef2aeb765ba9922ecda8d71fe7966452b3e84a4b84e37096f5dd9c0e700f99dc94fe5d261c36c1013

  • SSDEEP

    24576:tEbCyouWvEBYeO3QnE4t4BVb5iaSHLKvm+pq6GabL8Z:2WpM4apHLCm+M6l/o

Malware Config

Extracted

Family

vidar

Version

10.8

Botnet

283e465e3e8feb6cb806690b98c9bf31

C2

https://steamcommunity.com/profiles/76561199761128941

https://t.me/iyigunl

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Targets

    • Target

      file.exe

    • Size

      891KB

    • MD5

      2f5226b4116ce79afb6dcb32fa647954

    • SHA1

      15f395c9a4a894a660d318a6779094d311f0a1f7

    • SHA256

      8febc589fc4de7b009d3e406fddba66e389d5544bc5fad44d03f712ebf6c2bfa

    • SHA512

      7fe94c2adf2d5526a9798b1fddf62984b49787b5c0ed2e9ef2aeb765ba9922ecda8d71fe7966452b3e84a4b84e37096f5dd9c0e700f99dc94fe5d261c36c1013

    • SSDEEP

      24576:tEbCyouWvEBYeO3QnE4t4BVb5iaSHLKvm+pq6GabL8Z:2WpM4apHLCm+M6l/o

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks