General

  • Target

    ec98a0783e2e88b690f4addcc4c951daedcf00a7ec140ccc2d148b15ba4fe339

  • Size

    2.2MB

  • Sample

    240629-2fq9ja1glm

  • MD5

    fec10377cdeb1e4528dd183af8edd7f1

  • SHA1

    452eddd1fea849da38efb3fc4cc8eb13c3e82d07

  • SHA256

    ec98a0783e2e88b690f4addcc4c951daedcf00a7ec140ccc2d148b15ba4fe339

  • SHA512

    0fc632879c53c71b9dbe98c03bb9150aaafcbc369d2931d28bb0533f557607e3bcd526560fe8063a5cddca59c4ae48f74ef204715818161ab8639991e2fff87c

  • SSDEEP

    49152:qpjNvr9ySAOmw4ZHHO+SASagXkJr4MDkUwm:qpjNp7p4ZHH8n5A

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

      ec98a0783e2e88b690f4addcc4c951daedcf00a7ec140ccc2d148b15ba4fe339

    • Size

      2.2MB

    • MD5

      fec10377cdeb1e4528dd183af8edd7f1

    • SHA1

      452eddd1fea849da38efb3fc4cc8eb13c3e82d07

    • SHA256

      ec98a0783e2e88b690f4addcc4c951daedcf00a7ec140ccc2d148b15ba4fe339

    • SHA512

      0fc632879c53c71b9dbe98c03bb9150aaafcbc369d2931d28bb0533f557607e3bcd526560fe8063a5cddca59c4ae48f74ef204715818161ab8639991e2fff87c

    • SSDEEP

      49152:qpjNvr9ySAOmw4ZHHO+SASagXkJr4MDkUwm:qpjNp7p4ZHH8n5A

    • 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