General

  • Target

    dd4acd5c74c115bbd2070bc7e9dc0d953f9bcca172d8f7fc75c7dea49488b14a

  • Size

    671KB

  • Sample

    210921-gxkg4agec7

  • MD5

    6c3d00c804b82bfbdbcfbe1464bdaad9

  • SHA1

    861c618c7ac70197815b5df1e667f5c38658c02f

  • SHA256

    dd4acd5c74c115bbd2070bc7e9dc0d953f9bcca172d8f7fc75c7dea49488b14a

  • SHA512

    dae42f5ddaa174debe5c47d3af7ae32d10ba4dcfa6b7b5a14ba314835b75ae596dca27449b1555063767cf8f0f7f6cc523f43cc4859a212a980e2cf81c09ceb5

Malware Config

Extracted

Family

vidar

Version

40.8

Botnet

828

C2

https://pavlovoler.tumblr.com/

Attributes
  • profile_id

    828

Targets

    • Target

      dd4acd5c74c115bbd2070bc7e9dc0d953f9bcca172d8f7fc75c7dea49488b14a

    • Size

      671KB

    • MD5

      6c3d00c804b82bfbdbcfbe1464bdaad9

    • SHA1

      861c618c7ac70197815b5df1e667f5c38658c02f

    • SHA256

      dd4acd5c74c115bbd2070bc7e9dc0d953f9bcca172d8f7fc75c7dea49488b14a

    • SHA512

      dae42f5ddaa174debe5c47d3af7ae32d10ba4dcfa6b7b5a14ba314835b75ae596dca27449b1555063767cf8f0f7f6cc523f43cc4859a212a980e2cf81c09ceb5

    • 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