General

  • Target

    a2798b69026fb2332e89ddd9ba0ddb82b7d658231bf8e4edd2577e25b76a0395

  • Size

    274KB

  • Sample

    241111-mefn3sybph

  • MD5

    68da9ec6ceb5dfd69fd6a6a5290a94ef

  • SHA1

    5f4c78e48c4d12dad0d1714fe1be515eff89b452

  • SHA256

    a2798b69026fb2332e89ddd9ba0ddb82b7d658231bf8e4edd2577e25b76a0395

  • SHA512

    137e4f1a9c6e56de900efe6ede8c48fc014a676e8552f98553b2e3f9716a9cb45b8a1304ecba6f8021d0dc2507e075ba2ec8c6d17443dc27eb85b9f5962a17ce

  • SSDEEP

    6144:ea8JfoXpDjm2UGPGd5e+4Dhu7OXq8+Zs0/:ea8JwXV+GM7OXR+K0/

Malware Config

Extracted

Family

vidar

C2

https://t.me/gos90t

https://steamcommunity.com/profiles/76561199800374635

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

      a2798b69026fb2332e89ddd9ba0ddb82b7d658231bf8e4edd2577e25b76a0395

    • Size

      274KB

    • MD5

      68da9ec6ceb5dfd69fd6a6a5290a94ef

    • SHA1

      5f4c78e48c4d12dad0d1714fe1be515eff89b452

    • SHA256

      a2798b69026fb2332e89ddd9ba0ddb82b7d658231bf8e4edd2577e25b76a0395

    • SHA512

      137e4f1a9c6e56de900efe6ede8c48fc014a676e8552f98553b2e3f9716a9cb45b8a1304ecba6f8021d0dc2507e075ba2ec8c6d17443dc27eb85b9f5962a17ce

    • SSDEEP

      6144:ea8JfoXpDjm2UGPGd5e+4Dhu7OXq8+Zs0/:ea8JwXV+GM7OXR+K0/

    • Detect Vidar Stealer

    • 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.

MITRE ATT&CK Enterprise v15

Tasks