General

  • Target

    55dc478d6b1bebf53c33504a1b33dd3e8317ee24cea86ae7e006327e7aba6a17

  • Size

    2.2MB

  • Sample

    240629-n8dl9axbre

  • MD5

    c43810d198670cf211d55c0c55faf400

  • SHA1

    00a3c4db446bb0e1b013c7242693ebddc49b78fd

  • SHA256

    55dc478d6b1bebf53c33504a1b33dd3e8317ee24cea86ae7e006327e7aba6a17

  • SHA512

    7a905cb084aacff2339d02710fddaa64b1b0b2fef59f710ce2436fbf3df00eb63ba201a8efe114b4f171cf2be2ab1cee141c8354cd0f681aba94b39a93f8b6d8

  • SSDEEP

    49152:qpjNvr9ySAOmw4JHHO+SASagXkJr4MDkUwm:qpjNp7p4JHH8n5A

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

      55dc478d6b1bebf53c33504a1b33dd3e8317ee24cea86ae7e006327e7aba6a17

    • Size

      2.2MB

    • MD5

      c43810d198670cf211d55c0c55faf400

    • SHA1

      00a3c4db446bb0e1b013c7242693ebddc49b78fd

    • SHA256

      55dc478d6b1bebf53c33504a1b33dd3e8317ee24cea86ae7e006327e7aba6a17

    • SHA512

      7a905cb084aacff2339d02710fddaa64b1b0b2fef59f710ce2436fbf3df00eb63ba201a8efe114b4f171cf2be2ab1cee141c8354cd0f681aba94b39a93f8b6d8

    • SSDEEP

      49152:qpjNvr9ySAOmw4JHHO+SASagXkJr4MDkUwm:qpjNp7p4JHH8n5A

    • 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