General

  • Target

    fd6afb89ff63be4d798e79227b6ec25689d0bdf91221cbaeea5cb792d8781e48

  • Size

    2.2MB

  • Sample

    240629-pr2hesxeqb

  • MD5

    191c5f0395879f7c84d928fc27bf02ba

  • SHA1

    9d3c5363c0502db146e6a1bf5da094b17c168284

  • SHA256

    fd6afb89ff63be4d798e79227b6ec25689d0bdf91221cbaeea5cb792d8781e48

  • SHA512

    3a675870985ec81937e56657ed4f67bd2be32f130ce01934d8c8ddfe4637fa11738c93ae8b5e0ee4515fbb8a61a153d3d7fdc418e7462855ded8b6c5a3f260ab

  • SSDEEP

    49152:qpjNvr9ySAOmw4lHHO+SASagXkJr4MDkUwm:qpjNp7p4lHH8n5A

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

      fd6afb89ff63be4d798e79227b6ec25689d0bdf91221cbaeea5cb792d8781e48

    • Size

      2.2MB

    • MD5

      191c5f0395879f7c84d928fc27bf02ba

    • SHA1

      9d3c5363c0502db146e6a1bf5da094b17c168284

    • SHA256

      fd6afb89ff63be4d798e79227b6ec25689d0bdf91221cbaeea5cb792d8781e48

    • SHA512

      3a675870985ec81937e56657ed4f67bd2be32f130ce01934d8c8ddfe4637fa11738c93ae8b5e0ee4515fbb8a61a153d3d7fdc418e7462855ded8b6c5a3f260ab

    • SSDEEP

      49152:qpjNvr9ySAOmw4lHHO+SASagXkJr4MDkUwm:qpjNp7p4lHH8n5A

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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