General

  • Target

    5344dfd605a4ef3e28022fdadfc1f4ecb99c94371238244f78ae2b9e3f15b515

  • Size

    664KB

  • Sample

    220308-jlz5hsffck

  • MD5

    94a8611b4c40e83ca5319c142ea8a7e4

  • SHA1

    68ff4682c5d4885bb2bfac0d639a8b9015f06e84

  • SHA256

    5344dfd605a4ef3e28022fdadfc1f4ecb99c94371238244f78ae2b9e3f15b515

  • SHA512

    40741346a25d9fbad1b0ecd6bba1f51fbcbf618cca857e30e01794e9bcb1579216c9e8f75623db7f4c52774fa626147c6bfb104f18cdc44d89cbe8a29f3569bf

Malware Config

Extracted

Family

vidar

Version

50.5

Botnet

565

C2

https://c.im/@sam3al

https://mas.to/@s4msalo

Attributes
  • profile_id

    565

Targets

    • Target

      5344dfd605a4ef3e28022fdadfc1f4ecb99c94371238244f78ae2b9e3f15b515

    • Size

      664KB

    • MD5

      94a8611b4c40e83ca5319c142ea8a7e4

    • SHA1

      68ff4682c5d4885bb2bfac0d639a8b9015f06e84

    • SHA256

      5344dfd605a4ef3e28022fdadfc1f4ecb99c94371238244f78ae2b9e3f15b515

    • SHA512

      40741346a25d9fbad1b0ecd6bba1f51fbcbf618cca857e30e01794e9bcb1579216c9e8f75623db7f4c52774fa626147c6bfb104f18cdc44d89cbe8a29f3569bf

    • 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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

    • 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

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

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

    • 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