General

  • Target

    48694b4870dc26a3ca661542421b7d17f14e10dd651a22c7b7e20d45c230f109

  • Size

    2.2MB

  • Sample

    240630-nbq63swhra

  • MD5

    fc4a590a2d640fe6ec4e80bcf09c22b9

  • SHA1

    48cdb9206f6e69e95b3f69b29fe89fd98923b83c

  • SHA256

    48694b4870dc26a3ca661542421b7d17f14e10dd651a22c7b7e20d45c230f109

  • SHA512

    09a29bec9002138dc7317d072a6dba4466bf20279410c6da1c55f2f4706dcae745d9329dc4b00bdecaa7243ac06ed823d7b37472a0972992541fbbdd548ce7ac

  • SSDEEP

    49152:qpjNvr9ySAOmw4ZHHO+SASagXkJr4MDkUwm:qpjNp7p4ZHH8n5A

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

      48694b4870dc26a3ca661542421b7d17f14e10dd651a22c7b7e20d45c230f109

    • Size

      2.2MB

    • MD5

      fc4a590a2d640fe6ec4e80bcf09c22b9

    • SHA1

      48cdb9206f6e69e95b3f69b29fe89fd98923b83c

    • SHA256

      48694b4870dc26a3ca661542421b7d17f14e10dd651a22c7b7e20d45c230f109

    • SHA512

      09a29bec9002138dc7317d072a6dba4466bf20279410c6da1c55f2f4706dcae745d9329dc4b00bdecaa7243ac06ed823d7b37472a0972992541fbbdd548ce7ac

    • SSDEEP

      49152:qpjNvr9ySAOmw4ZHHO+SASagXkJr4MDkUwm:qpjNp7p4ZHH8n5A

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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 Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks