General

  • Target

    3276f5cb5545e19704b1ef2897c17d721d6e156323f48f19275997d3cc62d005

  • Size

    724KB

  • Sample

    211015-sgm4tsbgfl

  • MD5

    deae95754f08661dc895299dd91b6443

  • SHA1

    a3f86e7ab8d33ce2ee15aac5f75e998407addbfb

  • SHA256

    3276f5cb5545e19704b1ef2897c17d721d6e156323f48f19275997d3cc62d005

  • SHA512

    1386b45f8f1535193a798c8d4342a15c2269f5d76a9579e35ada7a2dcf6e8198a54b2b9b7781e8004a0917f75e4da294a721d0090bf3ade2782e4e3cea2de6f2

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      3276f5cb5545e19704b1ef2897c17d721d6e156323f48f19275997d3cc62d005

    • Size

      724KB

    • MD5

      deae95754f08661dc895299dd91b6443

    • SHA1

      a3f86e7ab8d33ce2ee15aac5f75e998407addbfb

    • SHA256

      3276f5cb5545e19704b1ef2897c17d721d6e156323f48f19275997d3cc62d005

    • SHA512

      1386b45f8f1535193a798c8d4342a15c2269f5d76a9579e35ada7a2dcf6e8198a54b2b9b7781e8004a0917f75e4da294a721d0090bf3ade2782e4e3cea2de6f2

    • 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