General

  • Target

    d9eddd4d3ef0d483109d3feeeeeaad8a2b263a73bffddfd2a3c5aa5179cd6ea2

  • Size

    2.5MB

  • Sample

    240607-wtkq1sbg2v

  • MD5

    7cc224fff15135fa702564fc5c9def5c

  • SHA1

    e0507e920cd9817080e4cd564130b911dbaa34ad

  • SHA256

    d9eddd4d3ef0d483109d3feeeeeaad8a2b263a73bffddfd2a3c5aa5179cd6ea2

  • SHA512

    d041630bfc0ef0fc6bbd6437ab594ad0be320717dad8a8609e9941d2739b7920ce0a07f6092b4d2f03908a1688077606f08504c5705f814062c2141f6f5ae283

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJVsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtrfAw07QLyLn

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

      d9eddd4d3ef0d483109d3feeeeeaad8a2b263a73bffddfd2a3c5aa5179cd6ea2

    • Size

      2.5MB

    • MD5

      7cc224fff15135fa702564fc5c9def5c

    • SHA1

      e0507e920cd9817080e4cd564130b911dbaa34ad

    • SHA256

      d9eddd4d3ef0d483109d3feeeeeaad8a2b263a73bffddfd2a3c5aa5179cd6ea2

    • SHA512

      d041630bfc0ef0fc6bbd6437ab594ad0be320717dad8a8609e9941d2739b7920ce0a07f6092b4d2f03908a1688077606f08504c5705f814062c2141f6f5ae283

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJVsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtrfAw07QLyLn

    • 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