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General

  • Target

    220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

  • Size

    421KB

  • Sample

    240606-2xmyfadb9w

  • MD5

    0af645b0d5ba2f665c227545523fb8f6

  • SHA1

    6b59ed2186e1554bccba0e3c3b9f517cfdaefe0a

  • SHA256

    220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

  • SHA512

    605fae3c8eb499b2d903e0c2c539de7ef2d645486f15229ba8cd9e4c84d7680e43a7ba9c4ed264cf96cd77948dba136e223c320de88ebdade39c8410b8a6aa14

  • SSDEEP

    12288:EwOa1fvniVvr7G6JMOCyHPocXX4brLRgx3rSDLC:EwOUniVzK6JMOxHPocn+cbSDG

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

    • Size

      421KB

    • MD5

      0af645b0d5ba2f665c227545523fb8f6

    • SHA1

      6b59ed2186e1554bccba0e3c3b9f517cfdaefe0a

    • SHA256

      220fe23a30228c363d816fb619345ab1ce40dd67541ec6b17083a45c67cc4a9b

    • SHA512

      605fae3c8eb499b2d903e0c2c539de7ef2d645486f15229ba8cd9e4c84d7680e43a7ba9c4ed264cf96cd77948dba136e223c320de88ebdade39c8410b8a6aa14

    • SSDEEP

      12288:EwOa1fvniVvr7G6JMOCyHPocXX4brLRgx3rSDLC:EwOUniVzK6JMOxHPocn+cbSDG

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • 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