General

  • Target

    d9584ddea50a6c3554b167ac6415a40598adb4def23fbcd4d163c290ac195925

  • Size

    2.2MB

  • Sample

    240628-wnr8xaxhmb

  • MD5

    771d3479acad162769b11e0a37adc2a1

  • SHA1

    c1474348765bf363dc14b27446a3f8309e352eda

  • SHA256

    d9584ddea50a6c3554b167ac6415a40598adb4def23fbcd4d163c290ac195925

  • SHA512

    5e14a7eaeeda73d535a0ce8da015b887b5fe8f23569e1ffaae21d2d84966a57a18130c5dc9086c199689f7ae3ab1cb7a11765d5e5169d51182ff79fc5a50e0a2

  • SSDEEP

    49152:qpjNvr9ySAOmw4pHHO+SASagXkJr4MDkUwm:qpjNp7p4pHH8n5A

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      d9584ddea50a6c3554b167ac6415a40598adb4def23fbcd4d163c290ac195925

    • Size

      2.2MB

    • MD5

      771d3479acad162769b11e0a37adc2a1

    • SHA1

      c1474348765bf363dc14b27446a3f8309e352eda

    • SHA256

      d9584ddea50a6c3554b167ac6415a40598adb4def23fbcd4d163c290ac195925

    • SHA512

      5e14a7eaeeda73d535a0ce8da015b887b5fe8f23569e1ffaae21d2d84966a57a18130c5dc9086c199689f7ae3ab1cb7a11765d5e5169d51182ff79fc5a50e0a2

    • SSDEEP

      49152:qpjNvr9ySAOmw4pHHO+SASagXkJr4MDkUwm:qpjNp7p4pHH8n5A

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks