General

  • Target

    7d199dc4f90d24b8e3f4f8c23d0e45f89312756e5b8f37d084bc9bd7c3198766

  • Size

    671KB

  • Sample

    210921-fgs9magbb2

  • MD5

    e39b1e0c6e8ef3cd1c3b6743d34c1cb7

  • SHA1

    ecdb33f310d676c62a649626ac33b816006dee2c

  • SHA256

    7d199dc4f90d24b8e3f4f8c23d0e45f89312756e5b8f37d084bc9bd7c3198766

  • SHA512

    8de86ac8c6cc50d52dac2ae061e368d2d1821bfc084df5655983281523fe838bff9c1091980f8c4a33b7c5f634d7c6be0ac7617919be01396d263da05a72191e

Malware Config

Extracted

Family

vidar

Version

40.8

Botnet

828

C2

https://pavlovoler.tumblr.com/

Attributes
  • profile_id

    828

Targets

    • Target

      7d199dc4f90d24b8e3f4f8c23d0e45f89312756e5b8f37d084bc9bd7c3198766

    • Size

      671KB

    • MD5

      e39b1e0c6e8ef3cd1c3b6743d34c1cb7

    • SHA1

      ecdb33f310d676c62a649626ac33b816006dee2c

    • SHA256

      7d199dc4f90d24b8e3f4f8c23d0e45f89312756e5b8f37d084bc9bd7c3198766

    • SHA512

      8de86ac8c6cc50d52dac2ae061e368d2d1821bfc084df5655983281523fe838bff9c1091980f8c4a33b7c5f634d7c6be0ac7617919be01396d263da05a72191e

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

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