General

  • Target

    9d28910806643df92a1d35b251cdfa71e75c257994a3ef10083f4b7c3b3de52c

  • Size

    743KB

  • Sample

    211013-a6zvtadbhl

  • MD5

    7ae720edf153bf9d8340f3dcb7752ec4

  • SHA1

    96f7e704632763b029374bab609c4a0f9cd1b297

  • SHA256

    9d28910806643df92a1d35b251cdfa71e75c257994a3ef10083f4b7c3b3de52c

  • SHA512

    8f7d4d815905469c4371ceafe58b29fefb8f810e6efdca1ee6b0aa780d04925e1c2d85ae59f2245579e846028e679d34f280d5ed0b70243819c1b50794ebe32a

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      9d28910806643df92a1d35b251cdfa71e75c257994a3ef10083f4b7c3b3de52c

    • Size

      743KB

    • MD5

      7ae720edf153bf9d8340f3dcb7752ec4

    • SHA1

      96f7e704632763b029374bab609c4a0f9cd1b297

    • SHA256

      9d28910806643df92a1d35b251cdfa71e75c257994a3ef10083f4b7c3b3de52c

    • SHA512

      8f7d4d815905469c4371ceafe58b29fefb8f810e6efdca1ee6b0aa780d04925e1c2d85ae59f2245579e846028e679d34f280d5ed0b70243819c1b50794ebe32a

    • 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