General

  • Target

    c12a0011295162c1c7ac63d2044f9fb2b4ae2b830430b81baeea7fa028803a9d

  • Size

    2.5MB

  • Sample

    240607-zbjb1scg4v

  • MD5

    d0fc3aa5c289a868c6e6ddd025ab9338

  • SHA1

    d26052e89043a9fb3cf1379adf0e61f6971d1a87

  • SHA256

    c12a0011295162c1c7ac63d2044f9fb2b4ae2b830430b81baeea7fa028803a9d

  • SHA512

    ce750f0d38733c5f57454e5f407da2400fa14895c182e0b3b22d2389473d47b250494c296c445028ce09a662b5b8588df0ff5efde645c07733cc6e8e57795751

  • SSDEEP

    49152:Zcm4081qpZBUbHEmJ3sEAQACR07Q3byRD8aXY658: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

      c12a0011295162c1c7ac63d2044f9fb2b4ae2b830430b81baeea7fa028803a9d

    • Size

      2.5MB

    • MD5

      d0fc3aa5c289a868c6e6ddd025ab9338

    • SHA1

      d26052e89043a9fb3cf1379adf0e61f6971d1a87

    • SHA256

      c12a0011295162c1c7ac63d2044f9fb2b4ae2b830430b81baeea7fa028803a9d

    • SHA512

      ce750f0d38733c5f57454e5f407da2400fa14895c182e0b3b22d2389473d47b250494c296c445028ce09a662b5b8588df0ff5efde645c07733cc6e8e57795751

    • SSDEEP

      49152:Zcm4081qpZBUbHEmJ3sEAQACR07Q3byRD8aXY658: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