General

  • Target

    cc94ea782054aeb9a0df17ba17c0ba5aa44329132a11851547c7d58847d09df2

  • Size

    1.8MB

  • Sample

    240603-ksvztaag73

  • MD5

    0d753fedce402d314a9faeaf35311e27

  • SHA1

    537144b4c13ae079bf8c82f1227b11fea4a33441

  • SHA256

    cc94ea782054aeb9a0df17ba17c0ba5aa44329132a11851547c7d58847d09df2

  • SHA512

    ad080eec788433f17124753f613cd51be9ab3cdfc6562a1680f329782ac931b061cb78980f4a82926c09ef33bb8d205cdc186af4b0cb6d035b1157683938c56e

  • SSDEEP

    24576:W7YfUB7F1931tbAYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbAYa8aesY3Ot4N7G/

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/ta904ek

https://steamcommunity.com/profiles/76561199695752269

Attributes
  • user_agent

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

Targets

    • Target

      cc94ea782054aeb9a0df17ba17c0ba5aa44329132a11851547c7d58847d09df2

    • Size

      1.8MB

    • MD5

      0d753fedce402d314a9faeaf35311e27

    • SHA1

      537144b4c13ae079bf8c82f1227b11fea4a33441

    • SHA256

      cc94ea782054aeb9a0df17ba17c0ba5aa44329132a11851547c7d58847d09df2

    • SHA512

      ad080eec788433f17124753f613cd51be9ab3cdfc6562a1680f329782ac931b061cb78980f4a82926c09ef33bb8d205cdc186af4b0cb6d035b1157683938c56e

    • SSDEEP

      24576:W7YfUB7F1931tbAYaOV+rEfv0xwT3zxNOt4XigDSCuptNEynEsqqfD:W75B7FDFtbAYa8aesY3Ot4N7G/

    • 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