General

  • Target

    012c19bf28e36393c72190979caeba798f55af69a7a2cb8ebea1f86b5fa28647

  • Size

    743KB

  • Sample

    211013-nmp36adghj

  • MD5

    ac055657ca51f6f287dc274e7d2f5408

  • SHA1

    21b13846032ca370cbe5dbf7d517f5939d951063

  • SHA256

    012c19bf28e36393c72190979caeba798f55af69a7a2cb8ebea1f86b5fa28647

  • SHA512

    cc23b955d3f68c000f8963a9521fc10a3e9c1387d78434e4e1793c31718c7e3f3d366924e0d721035849246ead53865cf9926373b0cc0555ba3f628ff993968b

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      012c19bf28e36393c72190979caeba798f55af69a7a2cb8ebea1f86b5fa28647

    • Size

      743KB

    • MD5

      ac055657ca51f6f287dc274e7d2f5408

    • SHA1

      21b13846032ca370cbe5dbf7d517f5939d951063

    • SHA256

      012c19bf28e36393c72190979caeba798f55af69a7a2cb8ebea1f86b5fa28647

    • SHA512

      cc23b955d3f68c000f8963a9521fc10a3e9c1387d78434e4e1793c31718c7e3f3d366924e0d721035849246ead53865cf9926373b0cc0555ba3f628ff993968b

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • 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.

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