General

  • Target

    c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536

  • Size

    2.5MB

  • Sample

    240607-vsqefacd93

  • MD5

    f0aa67e8829d04330c96133fa43e2cc6

  • SHA1

    5b68d00159112ea724d0d671328756f51b0562d1

  • SHA256

    c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536

  • SHA512

    7a3213ba88f392fa3eed00fbed996e3ad9dcdc7cf8390628470872e65419f5847c6314cee40983dec9a71b364422cd0484b82ef10707f2b01eca364dee0237ae

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJEsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtmfAw07QLyLn

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

      c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536

    • Size

      2.5MB

    • MD5

      f0aa67e8829d04330c96133fa43e2cc6

    • SHA1

      5b68d00159112ea724d0d671328756f51b0562d1

    • SHA256

      c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536

    • SHA512

      7a3213ba88f392fa3eed00fbed996e3ad9dcdc7cf8390628470872e65419f5847c6314cee40983dec9a71b364422cd0484b82ef10707f2b01eca364dee0237ae

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJEsEAQACR07Q3byRD8aXY658:ZcmmqvBUbHtmfAw07QLyLn

    • 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