General

  • Target

    7b056209562958d74882da961cad28601113fc5f4729a4f3823da50f722da78f

  • Size

    2.4MB

  • Sample

    240603-gbm14add4x

  • MD5

    fdb72109edaad429bf9f89a22f0d7da8

  • SHA1

    f017f48a93eb273c53729c6d59ac03b6123406d7

  • SHA256

    7b056209562958d74882da961cad28601113fc5f4729a4f3823da50f722da78f

  • SHA512

    ca5775da00961d4e63e97a56e3a9561459fe68e9ab62a2ae6d2a9c5fedc81329e53460c4060f59f77948685af71cc86218836c1e6d33ae6c82eed9c6e9da87f1

  • SSDEEP

    49152:wQc81KnB/a/hNT/dNYa8aesY3Ot4N7G/:wDta/hNT/dNn0etD/

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

      7b056209562958d74882da961cad28601113fc5f4729a4f3823da50f722da78f

    • Size

      2.4MB

    • MD5

      fdb72109edaad429bf9f89a22f0d7da8

    • SHA1

      f017f48a93eb273c53729c6d59ac03b6123406d7

    • SHA256

      7b056209562958d74882da961cad28601113fc5f4729a4f3823da50f722da78f

    • SHA512

      ca5775da00961d4e63e97a56e3a9561459fe68e9ab62a2ae6d2a9c5fedc81329e53460c4060f59f77948685af71cc86218836c1e6d33ae6c82eed9c6e9da87f1

    • SSDEEP

      49152:wQc81KnB/a/hNT/dNYa8aesY3Ot4N7G/:wDta/hNT/dNn0etD/

    • 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