General

  • Target

    8bc26785dbc991c0865d836c5abbe9f7727aef21067509475df28ad88fc90c3f

  • Size

    2.4MB

  • Sample

    240607-akvzqsec5v

  • MD5

    f96ea5cbf5be5c9ea56c870fbb8b6832

  • SHA1

    552f2d00885d6436fc51a925a5ccf0432c9e6660

  • SHA256

    8bc26785dbc991c0865d836c5abbe9f7727aef21067509475df28ad88fc90c3f

  • SHA512

    baa2993e57a680da952a4a08530b7b476185cdebad676013f80e41283cd988a50444d06eb8cf526c0b6f91d1b932785d00a730a47c39f4d536c553f00db070ce

  • SSDEEP

    49152:wQc81KnB/a/hNT/dBYa8aesY3Ot4N7G/:wDta/hNT/dBn0etD/

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

      8bc26785dbc991c0865d836c5abbe9f7727aef21067509475df28ad88fc90c3f

    • Size

      2.4MB

    • MD5

      f96ea5cbf5be5c9ea56c870fbb8b6832

    • SHA1

      552f2d00885d6436fc51a925a5ccf0432c9e6660

    • SHA256

      8bc26785dbc991c0865d836c5abbe9f7727aef21067509475df28ad88fc90c3f

    • SHA512

      baa2993e57a680da952a4a08530b7b476185cdebad676013f80e41283cd988a50444d06eb8cf526c0b6f91d1b932785d00a730a47c39f4d536c553f00db070ce

    • SSDEEP

      49152:wQc81KnB/a/hNT/dBYa8aesY3Ot4N7G/:wDta/hNT/dBn0etD/

    • 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

    • Loads dropped DLL

    • 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