General

  • Target

    b5eaf10fcee125295402478e086f6e3c441024daec47dde0170ba528525f1eb2.exe

  • Size

    8.6MB

  • Sample

    241012-b96yza1bjl

  • MD5

    54e6bcf9be550a5b8e5cd7b83318942d

  • SHA1

    0c9084c04d5dd833867a60376c0809e8276fd869

  • SHA256

    b5eaf10fcee125295402478e086f6e3c441024daec47dde0170ba528525f1eb2

  • SHA512

    afed87e898d00a146c42f4c81b86fe5c243c205fabb3296d757915bc427bfa8fe91d7cad48a4d36f427168b90011d8ce05e8b3003ccf47f0a3e3ab5151eefd1f

  • SSDEEP

    196608:CkQm7e7eIqv9n2vYLIRQ6SSQCpX67SfUDTsmpfCcXe+8BvSk:CkQm7e7eIqvF2vRCApXVwTsmpfCcL8g

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

b3f4e62dbdd6721134cbcb95ba248e90

C2

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

stealc

Botnet

default7_doz

C2

http://62.204.41.176

Attributes
  • url_path

    /edd20096ecef326d.php

Extracted

Family

stealc

Botnet

default

C2

http://194.246.83.76

Attributes
  • url_path

    /a238cad009777d38.php

Targets

    • Target

      b5eaf10fcee125295402478e086f6e3c441024daec47dde0170ba528525f1eb2.exe

    • Size

      8.6MB

    • MD5

      54e6bcf9be550a5b8e5cd7b83318942d

    • SHA1

      0c9084c04d5dd833867a60376c0809e8276fd869

    • SHA256

      b5eaf10fcee125295402478e086f6e3c441024daec47dde0170ba528525f1eb2

    • SHA512

      afed87e898d00a146c42f4c81b86fe5c243c205fabb3296d757915bc427bfa8fe91d7cad48a4d36f427168b90011d8ce05e8b3003ccf47f0a3e3ab5151eefd1f

    • SSDEEP

      196608:CkQm7e7eIqv9n2vYLIRQ6SSQCpX67SfUDTsmpfCcXe+8BvSk:CkQm7e7eIqvF2vRCApXVwTsmpfCcL8g

    • 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 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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