General

  • Target

    bd530072919bc000889d2f5408d012148a224bb741e5ad6809b2442622904e3d

  • Size

    658KB

  • Sample

    210921-r76heshha2

  • MD5

    8e297c458bdd0f4f8081a872746c8b03

  • SHA1

    1d989123e5ce49835d424f52ba6336cc865ff276

  • SHA256

    bd530072919bc000889d2f5408d012148a224bb741e5ad6809b2442622904e3d

  • SHA512

    b99e1e9094ada86df9cbbafc66eefc1dbc2315dc2d5dadb688b8f2cbcb909e55dc0c6633f7d857363e70076105b34186881a3566172ef08c281eb384d17bfa6e

Malware Config

Extracted

Family

vidar

Version

40.8

Botnet

828

C2

https://pavlovoler.tumblr.com/

Attributes
  • profile_id

    828

Targets

    • Target

      bd530072919bc000889d2f5408d012148a224bb741e5ad6809b2442622904e3d

    • Size

      658KB

    • MD5

      8e297c458bdd0f4f8081a872746c8b03

    • SHA1

      1d989123e5ce49835d424f52ba6336cc865ff276

    • SHA256

      bd530072919bc000889d2f5408d012148a224bb741e5ad6809b2442622904e3d

    • SHA512

      b99e1e9094ada86df9cbbafc66eefc1dbc2315dc2d5dadb688b8f2cbcb909e55dc0c6633f7d857363e70076105b34186881a3566172ef08c281eb384d17bfa6e

    • 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