General

  • Target

    cb9f24d2bb0721249c5314836df019c18355ddd928c0c01ca6f950d7a8698db5

  • Size

    633KB

  • Sample

    211012-hmqf2abfcl

  • MD5

    6f7433133ebf467c0876cea67fbbda15

  • SHA1

    e29a5c0bccaddddc9e526fa3d0e57c0e5f8cc78d

  • SHA256

    cb9f24d2bb0721249c5314836df019c18355ddd928c0c01ca6f950d7a8698db5

  • SHA512

    d7323b8c3a7a8b1a7a7fe9010a8b8c68fff34f82da19aa3ca6ad20cf3e00091c956b476af0e122133d0513af325d9adf4dfadc8b83e2ba8622b8bd5070730e5c

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      cb9f24d2bb0721249c5314836df019c18355ddd928c0c01ca6f950d7a8698db5

    • Size

      633KB

    • MD5

      6f7433133ebf467c0876cea67fbbda15

    • SHA1

      e29a5c0bccaddddc9e526fa3d0e57c0e5f8cc78d

    • SHA256

      cb9f24d2bb0721249c5314836df019c18355ddd928c0c01ca6f950d7a8698db5

    • SHA512

      d7323b8c3a7a8b1a7a7fe9010a8b8c68fff34f82da19aa3ca6ad20cf3e00091c956b476af0e122133d0513af325d9adf4dfadc8b83e2ba8622b8bd5070730e5c

    • 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