Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

General

  • Target

    51cba9b4aefefaf72a791e1929f98553f50d643a22179a6aaac9d13f45ea8b43

  • Size

    355KB

  • Sample

    240530-2wewfach5z

  • MD5

    22152460b13e4c2473dc3fcdea192933

  • SHA1

    48ce4a69302e860cd905cd02a10aac942f09d9f3

  • SHA256

    51cba9b4aefefaf72a791e1929f98553f50d643a22179a6aaac9d13f45ea8b43

  • SHA512

    1dbcc6f21c9adfc4f28434cffac8c00fb251e3fbf574a69345792837989f74bfc74a67462e7c4f71333a07caf90e0f3e6c51daf0b2640bae3e06af14c8855104

  • SSDEEP

    6144:KnRqyzZ8VqCaMx3CkcY7FGCdGr0gx1POGIAYanWdHBSxz27XrvnksFwemJ:6RqyzZ2IOGCgfPOGI2nWdhSzUbkReG

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin

Attributes
  • user_agent

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

Targets

    • Target

      51cba9b4aefefaf72a791e1929f98553f50d643a22179a6aaac9d13f45ea8b43

    • Size

      355KB

    • MD5

      22152460b13e4c2473dc3fcdea192933

    • SHA1

      48ce4a69302e860cd905cd02a10aac942f09d9f3

    • SHA256

      51cba9b4aefefaf72a791e1929f98553f50d643a22179a6aaac9d13f45ea8b43

    • SHA512

      1dbcc6f21c9adfc4f28434cffac8c00fb251e3fbf574a69345792837989f74bfc74a67462e7c4f71333a07caf90e0f3e6c51daf0b2640bae3e06af14c8855104

    • SSDEEP

      6144:KnRqyzZ8VqCaMx3CkcY7FGCdGr0gx1POGIAYanWdHBSxz27XrvnksFwemJ:6RqyzZ2IOGCgfPOGI2nWdhSzUbkReG

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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