General

  • Target

    8f95ae5e5e774a322e272b430e09bbe7790ab8c57a804e07a053d489f48c8979

  • Size

    1.5MB

  • Sample

    211003-vlttaafec2

  • MD5

    d494477460b26ffbbd75a1e62b0f243e

  • SHA1

    484e46737ae1919047a32126a5423ec1f563bc5f

  • SHA256

    8f95ae5e5e774a322e272b430e09bbe7790ab8c57a804e07a053d489f48c8979

  • SHA512

    bca9b9235cf0796352f6f8847d176b613e1421367af677281df306bdab19f241a9bfe77749e3dc5178008767b8cb5cb4a8ed8702119b1d5e616605e293691d3c

Malware Config

Extracted

Family

vidar

Version

41.1

Botnet

921

C2

https://mas.to/@bardak1ho

Attributes
  • profile_id

    921

Targets

    • Target

      8f95ae5e5e774a322e272b430e09bbe7790ab8c57a804e07a053d489f48c8979

    • Size

      1.5MB

    • MD5

      d494477460b26ffbbd75a1e62b0f243e

    • SHA1

      484e46737ae1919047a32126a5423ec1f563bc5f

    • SHA256

      8f95ae5e5e774a322e272b430e09bbe7790ab8c57a804e07a053d489f48c8979

    • SHA512

      bca9b9235cf0796352f6f8847d176b613e1421367af677281df306bdab19f241a9bfe77749e3dc5178008767b8cb5cb4a8ed8702119b1d5e616605e293691d3c

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks