General

  • Target

    56ad460c63c005e8049142132ffa08c7c30f2fe9dbd24c60ff746c2e61138495

  • Size

    467KB

  • Sample

    240613-2v69astfpc

  • MD5

    d74e5939e3ad989ab0187c1127f9db3a

  • SHA1

    a2e3697f89cc1c31b4d342dfaddb738f28d420fb

  • SHA256

    56ad460c63c005e8049142132ffa08c7c30f2fe9dbd24c60ff746c2e61138495

  • SHA512

    47824d39685d4b583099bc907881d30736f3a39b7636baf20dab9d480026f87d0b54031fff6ac369bb053f65cfd1f95e83a5a5d0eed84f82c4b1a440f7d6d218

  • SSDEEP

    12288:4w5ZLCWvqJQL9+l9RBG/w/SWFM57OWCd:4w5Z5qJQLwlvOIP0OW

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

      56ad460c63c005e8049142132ffa08c7c30f2fe9dbd24c60ff746c2e61138495

    • Size

      467KB

    • MD5

      d74e5939e3ad989ab0187c1127f9db3a

    • SHA1

      a2e3697f89cc1c31b4d342dfaddb738f28d420fb

    • SHA256

      56ad460c63c005e8049142132ffa08c7c30f2fe9dbd24c60ff746c2e61138495

    • SHA512

      47824d39685d4b583099bc907881d30736f3a39b7636baf20dab9d480026f87d0b54031fff6ac369bb053f65cfd1f95e83a5a5d0eed84f82c4b1a440f7d6d218

    • SSDEEP

      12288:4w5ZLCWvqJQL9+l9RBG/w/SWFM57OWCd:4w5Z5qJQLwlvOIP0OW

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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