General

  • Target

    3a7128418c786d4d944c065e068e3fab904640fd9eea441020bb60d5c7365154

  • Size

    1.9MB

  • Sample

    240606-lv8t5acf5y

  • MD5

    4fb99384668f330b292a317ac6f675be

  • SHA1

    0aecc0844e93d6f896257ed3b1091fc034bd28c4

  • SHA256

    3a7128418c786d4d944c065e068e3fab904640fd9eea441020bb60d5c7365154

  • SHA512

    7ce5a7ae2c1d9ef7fda29d0985046811865c2f6bf9287ba02cf7ad75edddf938637c049196bb4a524dd0c65aa9ea5dc1545d0522826a8219fc4a1932e627a0a3

  • SSDEEP

    24576:n/eC7bzaXi7m0IJu0LXolGLbJnR/z4+EbVbw2qug4ctOlQLernWO:nGYz0P0IMS4cdR/z4+UVi4e9Crn

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354

Attributes
  • user_agent

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

Targets

    • Target

      3a7128418c786d4d944c065e068e3fab904640fd9eea441020bb60d5c7365154

    • Size

      1.9MB

    • MD5

      4fb99384668f330b292a317ac6f675be

    • SHA1

      0aecc0844e93d6f896257ed3b1091fc034bd28c4

    • SHA256

      3a7128418c786d4d944c065e068e3fab904640fd9eea441020bb60d5c7365154

    • SHA512

      7ce5a7ae2c1d9ef7fda29d0985046811865c2f6bf9287ba02cf7ad75edddf938637c049196bb4a524dd0c65aa9ea5dc1545d0522826a8219fc4a1932e627a0a3

    • SSDEEP

      24576:n/eC7bzaXi7m0IJu0LXolGLbJnR/z4+EbVbw2qug4ctOlQLernWO:nGYz0P0IMS4cdR/z4+UVi4e9Crn

    • 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