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General

  • Target

    2010c16ecf536be116a47e64dc4c0587474bd7e5991b5479656a1a2cd9935106

  • Size

    2.0MB

  • Sample

    240530-3epvraea5v

  • MD5

    2ae665cc7f84f155281bcec5d708c59e

  • SHA1

    be085b0b49143a1ae658215aae59dfc0f76c21cb

  • SHA256

    2010c16ecf536be116a47e64dc4c0587474bd7e5991b5479656a1a2cd9935106

  • SHA512

    adfa57e5d1c0fb171ab14c2751fb26228a89f39e4648cbf10287fb65126fbb4deceadd269b41a90aff748dcef58bafbe1ee643512920df9724c60ba9daedd674

  • SSDEEP

    49152:eqtdPVosJEcz/+VHA58ljrIY+96lJS9bZ:e6d9fJ1c7jvedZ

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

      2010c16ecf536be116a47e64dc4c0587474bd7e5991b5479656a1a2cd9935106

    • Size

      2.0MB

    • MD5

      2ae665cc7f84f155281bcec5d708c59e

    • SHA1

      be085b0b49143a1ae658215aae59dfc0f76c21cb

    • SHA256

      2010c16ecf536be116a47e64dc4c0587474bd7e5991b5479656a1a2cd9935106

    • SHA512

      adfa57e5d1c0fb171ab14c2751fb26228a89f39e4648cbf10287fb65126fbb4deceadd269b41a90aff748dcef58bafbe1ee643512920df9724c60ba9daedd674

    • SSDEEP

      49152:eqtdPVosJEcz/+VHA58ljrIY+96lJS9bZ:e6d9fJ1c7jvedZ

    • 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