General

  • Target

    59274c6c2cddb575e155880d50990fb75a66204af22a24e6f798febb30c409c8

  • Size

    3.6MB

  • Sample

    220724-fvgsragcb9

  • MD5

    852f308c246c8ee3149ec7414c6fea7f

  • SHA1

    49cef2f0d76a122d464324b4b73bf255212548d7

  • SHA256

    59274c6c2cddb575e155880d50990fb75a66204af22a24e6f798febb30c409c8

  • SHA512

    3dcef726e29576602f755ba7b98caea9c2f03f5b801d1bb0177d4d412eab8cc6958ec55d7ce8083f8c7f6fc2edc2028c5d0615c48ac90e89ac71f858de5c88b8

Malware Config

Extracted

Family

vidar

Version

9.5

Botnet

231

C2

http://bestpolandhotels.com/

Attributes
  • profile_id

    231

Targets

    • Target

      59274c6c2cddb575e155880d50990fb75a66204af22a24e6f798febb30c409c8

    • Size

      3.6MB

    • MD5

      852f308c246c8ee3149ec7414c6fea7f

    • SHA1

      49cef2f0d76a122d464324b4b73bf255212548d7

    • SHA256

      59274c6c2cddb575e155880d50990fb75a66204af22a24e6f798febb30c409c8

    • SHA512

      3dcef726e29576602f755ba7b98caea9c2f03f5b801d1bb0177d4d412eab8cc6958ec55d7ce8083f8c7f6fc2edc2028c5d0615c48ac90e89ac71f858de5c88b8

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

4
T1005

Tasks