General

  • Target

    c74388912d71cf2c458b286f776d8119cf461cd021ded24c103614e28424c3db

  • Size

    2.0MB

  • Sample

    240530-y13lhshb8z

  • MD5

    bc0e3ada694a2072d2e738eb7ca3c540

  • SHA1

    6165e0cb177bf35afcdb225462576f1ea0e83620

  • SHA256

    c74388912d71cf2c458b286f776d8119cf461cd021ded24c103614e28424c3db

  • SHA512

    d9d44ef1f620b7fe4df864c6d200a2dc8dc838c7223a73de9f3de18fefd3b5f44f4a2cd8e1a80a704b85d171a261de705f3f1c759723bfe3943c750cf6bffaed

  • SSDEEP

    49152:eqtdPVosJEAz/+VHA58ljrIY+96lJS9bZ:e6d9fJhc7jvedZ

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

      c74388912d71cf2c458b286f776d8119cf461cd021ded24c103614e28424c3db

    • Size

      2.0MB

    • MD5

      bc0e3ada694a2072d2e738eb7ca3c540

    • SHA1

      6165e0cb177bf35afcdb225462576f1ea0e83620

    • SHA256

      c74388912d71cf2c458b286f776d8119cf461cd021ded24c103614e28424c3db

    • SHA512

      d9d44ef1f620b7fe4df864c6d200a2dc8dc838c7223a73de9f3de18fefd3b5f44f4a2cd8e1a80a704b85d171a261de705f3f1c759723bfe3943c750cf6bffaed

    • SSDEEP

      49152:eqtdPVosJEAz/+VHA58ljrIY+96lJS9bZ:e6d9fJhc7jvedZ

    • 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