General

  • Target

    6ac232c9ecc42982cded2dd62c7196dde0ad27354ca7eab00229bb46e4ae3ea1

  • Size

    2.2MB

  • Sample

    240629-2askea1erp

  • MD5

    40403ed120b95529c652f05ac2b0f652

  • SHA1

    672362a0bd07cc7f67812d102c0f382ed08c3f8d

  • SHA256

    6ac232c9ecc42982cded2dd62c7196dde0ad27354ca7eab00229bb46e4ae3ea1

  • SHA512

    0d0993c44bc33735dcdef3e010b459ae5fafc058d7f83221158cb2a443e8dc376fc9ab06cda6468bf2e8d7c20dc2239b8a3007d21956f6173fb74f08c570ef49

  • SSDEEP

    49152:qpjNvr9ySAOmw4RHHO+SASagXkJr4MDkUwm:qpjNp7p4RHH8n5A

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      6ac232c9ecc42982cded2dd62c7196dde0ad27354ca7eab00229bb46e4ae3ea1

    • Size

      2.2MB

    • MD5

      40403ed120b95529c652f05ac2b0f652

    • SHA1

      672362a0bd07cc7f67812d102c0f382ed08c3f8d

    • SHA256

      6ac232c9ecc42982cded2dd62c7196dde0ad27354ca7eab00229bb46e4ae3ea1

    • SHA512

      0d0993c44bc33735dcdef3e010b459ae5fafc058d7f83221158cb2a443e8dc376fc9ab06cda6468bf2e8d7c20dc2239b8a3007d21956f6173fb74f08c570ef49

    • SSDEEP

      49152:qpjNvr9ySAOmw4RHHO+SASagXkJr4MDkUwm:qpjNp7p4RHH8n5A

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • 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