General

  • Target

    eec0f9868cf9cd23c12b5ff364c98aa30da23802ba3c57c0ef96cd3dfb3fef11

  • Size

    2.5MB

  • Sample

    240607-mjvnsseg9y

  • MD5

    6f603d4480ca93179f739278aa86b96a

  • SHA1

    606cad08a73edba35bbe7bd494b1baf91d312ade

  • SHA256

    eec0f9868cf9cd23c12b5ff364c98aa30da23802ba3c57c0ef96cd3dfb3fef11

  • SHA512

    8cc3bf38e43dc3cad6470714d84322db66dfbcda474b5d0325fc6f011d2e69df7be52b9272ec3412c8bb2a1e042a28ac821712780c72e2feda64c2819ace71ad

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJqsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHt0fAw07QLyLn

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

      eec0f9868cf9cd23c12b5ff364c98aa30da23802ba3c57c0ef96cd3dfb3fef11

    • Size

      2.5MB

    • MD5

      6f603d4480ca93179f739278aa86b96a

    • SHA1

      606cad08a73edba35bbe7bd494b1baf91d312ade

    • SHA256

      eec0f9868cf9cd23c12b5ff364c98aa30da23802ba3c57c0ef96cd3dfb3fef11

    • SHA512

      8cc3bf38e43dc3cad6470714d84322db66dfbcda474b5d0325fc6f011d2e69df7be52b9272ec3412c8bb2a1e042a28ac821712780c72e2feda64c2819ace71ad

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJqsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHt0fAw07QLyLn

    • 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

    • 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