General

  • Target

    570029e396f3ec124dc379a3e4d49a6fea51887e2514e6b3c2d3f3bc666d2e86

  • Size

    2.2MB

  • Sample

    240628-zcrpsa1fjb

  • MD5

    f04c74a1f3588a9412923954d5595706

  • SHA1

    481a577fa13e44a3eb2e692828f247035a88703c

  • SHA256

    570029e396f3ec124dc379a3e4d49a6fea51887e2514e6b3c2d3f3bc666d2e86

  • SHA512

    67c0a9af78825b622dad4ee73e8e2ffd27d83fa2ecffe5204310380710135dbae1bcd6df2949882574589e6a2138540915a9108247880d090daada890061f9f4

  • SSDEEP

    49152:qpjNvr9ySAOmw4hHHO+SASagXkJr4MDkUwm:qpjNp7p4hHH8n5A

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

      570029e396f3ec124dc379a3e4d49a6fea51887e2514e6b3c2d3f3bc666d2e86

    • Size

      2.2MB

    • MD5

      f04c74a1f3588a9412923954d5595706

    • SHA1

      481a577fa13e44a3eb2e692828f247035a88703c

    • SHA256

      570029e396f3ec124dc379a3e4d49a6fea51887e2514e6b3c2d3f3bc666d2e86

    • SHA512

      67c0a9af78825b622dad4ee73e8e2ffd27d83fa2ecffe5204310380710135dbae1bcd6df2949882574589e6a2138540915a9108247880d090daada890061f9f4

    • SSDEEP

      49152:qpjNvr9ySAOmw4hHHO+SASagXkJr4MDkUwm:qpjNp7p4hHH8n5A

    • 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.

    • 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