General

  • Target

    bd044a6fdd1c08c522ab77df1009231a36b43e2337e98894f7297fc8b2c89db9

  • Size

    675KB

  • Sample

    211014-hn7rpsgcaq

  • MD5

    61a8ebe217b5ffe434f2e985033d0d0b

  • SHA1

    e299ed4271bb81a9b309e3f0649c82a23f794abe

  • SHA256

    bd044a6fdd1c08c522ab77df1009231a36b43e2337e98894f7297fc8b2c89db9

  • SHA512

    0ff89653c76fdad1c59992cbfc5615eb2ff430a1491e98f0d67c6c821ab799c816152a58ccc92ff7f63662a828bd0b16d47a157a4f570eebb868e014adc7b8ec

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      bd044a6fdd1c08c522ab77df1009231a36b43e2337e98894f7297fc8b2c89db9

    • Size

      675KB

    • MD5

      61a8ebe217b5ffe434f2e985033d0d0b

    • SHA1

      e299ed4271bb81a9b309e3f0649c82a23f794abe

    • SHA256

      bd044a6fdd1c08c522ab77df1009231a36b43e2337e98894f7297fc8b2c89db9

    • SHA512

      0ff89653c76fdad1c59992cbfc5615eb2ff430a1491e98f0d67c6c821ab799c816152a58ccc92ff7f63662a828bd0b16d47a157a4f570eebb868e014adc7b8ec

    • 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