General

  • Target

    adedc3daf126176fc2dfdc2729c60853c1969283be79e0ea78bccdc5ddefe42d

  • Size

    2.2MB

  • Sample

    240628-16atsswgmp

  • MD5

    52c7ddc16599e15d0677128f94e2d601

  • SHA1

    139704d01b369182a5d3c7c909eb691bb216f6c6

  • SHA256

    adedc3daf126176fc2dfdc2729c60853c1969283be79e0ea78bccdc5ddefe42d

  • SHA512

    e0fd67f1e16bf6db1513f4cd353c750707e35b7d2352103bc9b4105edcade00190f1ca694f3805873927c2271759a1edddb7c8da815176278b840612e8c63694

  • SSDEEP

    49152:qpjNvr9ySAOmw49HHO+SASagXkJr4MDkUwm:qpjNp7p49HH8n5A

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      adedc3daf126176fc2dfdc2729c60853c1969283be79e0ea78bccdc5ddefe42d

    • Size

      2.2MB

    • MD5

      52c7ddc16599e15d0677128f94e2d601

    • SHA1

      139704d01b369182a5d3c7c909eb691bb216f6c6

    • SHA256

      adedc3daf126176fc2dfdc2729c60853c1969283be79e0ea78bccdc5ddefe42d

    • SHA512

      e0fd67f1e16bf6db1513f4cd353c750707e35b7d2352103bc9b4105edcade00190f1ca694f3805873927c2271759a1edddb7c8da815176278b840612e8c63694

    • SSDEEP

      49152:qpjNvr9ySAOmw49HHO+SASagXkJr4MDkUwm:qpjNp7p49HH8n5A

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • 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.

    • 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