General

  • Target

    b51d1c64b236d40c674e4ec8070c392d5c901f9f40a6a64431ec8aeb616c421d

  • Size

    634KB

  • Sample

    211012-jcdvxsbgap

  • MD5

    773414ed2e94355a6ee440c1383094be

  • SHA1

    dac15aaeee955e9f12845de456450b210b2d97bc

  • SHA256

    b51d1c64b236d40c674e4ec8070c392d5c901f9f40a6a64431ec8aeb616c421d

  • SHA512

    e509ce8ad64ee2283b38a742b69903d2903c822572afbe592ca75029fbfaf317200e77ca122f2d3d45a3efc5a931f93d0b9ee4f6965d00ae3ca905ee9e7e5b72

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

1008

C2

https://mas.to/@oleg98

Attributes
  • profile_id

    1008

Targets

    • Target

      b51d1c64b236d40c674e4ec8070c392d5c901f9f40a6a64431ec8aeb616c421d

    • Size

      634KB

    • MD5

      773414ed2e94355a6ee440c1383094be

    • SHA1

      dac15aaeee955e9f12845de456450b210b2d97bc

    • SHA256

      b51d1c64b236d40c674e4ec8070c392d5c901f9f40a6a64431ec8aeb616c421d

    • SHA512

      e509ce8ad64ee2283b38a742b69903d2903c822572afbe592ca75029fbfaf317200e77ca122f2d3d45a3efc5a931f93d0b9ee4f6965d00ae3ca905ee9e7e5b72

    • 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