General

  • Target

    b3ca53129d457adad46e378b3d7b2ed1f99acdba82c5fb6deec8d3a15028ad85

  • Size

    2.0MB

  • Sample

    240603-glegpsfa28

  • MD5

    527208debcc87848379a3c6228a0c514

  • SHA1

    62bc6999be72c10eb28fdfc950145b6070fa8366

  • SHA256

    b3ca53129d457adad46e378b3d7b2ed1f99acdba82c5fb6deec8d3a15028ad85

  • SHA512

    58d59284383475e42fe9b32c340158a1ace744601810bb7a83b802dc21735f284f5360a3034452e50621e0faea49439c17ac8457f87d11ad269b66373942a88f

  • SSDEEP

    49152:eqtdPVosJEIz/+VHA58ljrIY+96lJS9bZ:e6d9fJxc7jvedZ

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

      b3ca53129d457adad46e378b3d7b2ed1f99acdba82c5fb6deec8d3a15028ad85

    • Size

      2.0MB

    • MD5

      527208debcc87848379a3c6228a0c514

    • SHA1

      62bc6999be72c10eb28fdfc950145b6070fa8366

    • SHA256

      b3ca53129d457adad46e378b3d7b2ed1f99acdba82c5fb6deec8d3a15028ad85

    • SHA512

      58d59284383475e42fe9b32c340158a1ace744601810bb7a83b802dc21735f284f5360a3034452e50621e0faea49439c17ac8457f87d11ad269b66373942a88f

    • SSDEEP

      49152:eqtdPVosJEIz/+VHA58ljrIY+96lJS9bZ:e6d9fJxc7jvedZ

    • 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