General

  • Target

    46b44a3fc11e29a99e9c7390394f0cf8338fe4d76ade1fb91c37da3033deecdb

  • Size

    3.6MB

  • Sample

    220707-jtkpssfgep

  • MD5

    f7d53aa01488466bb5a5d5960e6ab07a

  • SHA1

    1ab04033bc587424042d5fd2d9eb676c198c8063

  • SHA256

    46b44a3fc11e29a99e9c7390394f0cf8338fe4d76ade1fb91c37da3033deecdb

  • SHA512

    85bc152116cec842958ff8c611840c6280a7db182f96f7c17e28cc4cce4cb08dbc8d59a8ffac67bbe6b6e8626ff887ce9ee8324498d030796f0c540e215ff096

Malware Config

Extracted

Family

vidar

Version

9.4

Botnet

231

C2

http://prohomedevelopers.com/

Attributes
  • profile_id

    231

Targets

    • Target

      46b44a3fc11e29a99e9c7390394f0cf8338fe4d76ade1fb91c37da3033deecdb

    • Size

      3.6MB

    • MD5

      f7d53aa01488466bb5a5d5960e6ab07a

    • SHA1

      1ab04033bc587424042d5fd2d9eb676c198c8063

    • SHA256

      46b44a3fc11e29a99e9c7390394f0cf8338fe4d76ade1fb91c37da3033deecdb

    • SHA512

      85bc152116cec842958ff8c611840c6280a7db182f96f7c17e28cc4cce4cb08dbc8d59a8ffac67bbe6b6e8626ff887ce9ee8324498d030796f0c540e215ff096

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    • 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