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General

  • Target

    01c33d0515f30d322d6ae611043e13ebb4b6fc1b9a31bb9ed0e3bc93adf6b4b6

  • Size

    2.0MB

  • Sample

    240530-zbxveahd71

  • MD5

    d7786417bebdc3947675cd7d3899040a

  • SHA1

    50580f213d6972b331a764024f3657d7dd8152cb

  • SHA256

    01c33d0515f30d322d6ae611043e13ebb4b6fc1b9a31bb9ed0e3bc93adf6b4b6

  • SHA512

    e9228d11417272a4720312192fb34dc6ae31ab2d844202a972122cc6e46663f7b97953f79e67d0cb7e64a8d84eab05672f0edf28548defc8aa1cdf31020edd6a

  • SSDEEP

    49152:eqtdPVosJEEz/+VHA58ljrIY+96lJS9bZ:e6d9fJNc7jvedZ

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

      01c33d0515f30d322d6ae611043e13ebb4b6fc1b9a31bb9ed0e3bc93adf6b4b6

    • Size

      2.0MB

    • MD5

      d7786417bebdc3947675cd7d3899040a

    • SHA1

      50580f213d6972b331a764024f3657d7dd8152cb

    • SHA256

      01c33d0515f30d322d6ae611043e13ebb4b6fc1b9a31bb9ed0e3bc93adf6b4b6

    • SHA512

      e9228d11417272a4720312192fb34dc6ae31ab2d844202a972122cc6e46663f7b97953f79e67d0cb7e64a8d84eab05672f0edf28548defc8aa1cdf31020edd6a

    • SSDEEP

      49152:eqtdPVosJEEz/+VHA58ljrIY+96lJS9bZ:e6d9fJNc7jvedZ

    • 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