General

  • Target

    c13ea8341a801122bce40ae4d3d608728bf9c88404f3c315db88bd55c7316669

  • Size

    413KB

  • Sample

    240923-ftrlkaxbmq

  • MD5

    4ae2d1685d2732cfcd128560424c53cc

  • SHA1

    cfc1bb605838dae6c9f8cd73dd70df914c15c6d4

  • SHA256

    c13ea8341a801122bce40ae4d3d608728bf9c88404f3c315db88bd55c7316669

  • SHA512

    e96da30ce119d220a552f9fb5d25241643d902f391457b17d43c6d9fa98133f118d86f687413312133480b498339d126a3906d5f509bf384f11ee39ed8f30a58

  • SSDEEP

    12288:tMi7+OcVQP4lstjTN/Fzf3r0hNva1Jx8ZGHVABDFEO:tFtwYjTNtzDuN+gGHKft

Malware Config

Extracted

Family

vidar

Version

11

Botnet

58cd250b15e666e5f72fcf5caa6cb131

C2

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Targets

    • Target

      c13ea8341a801122bce40ae4d3d608728bf9c88404f3c315db88bd55c7316669

    • Size

      413KB

    • MD5

      4ae2d1685d2732cfcd128560424c53cc

    • SHA1

      cfc1bb605838dae6c9f8cd73dd70df914c15c6d4

    • SHA256

      c13ea8341a801122bce40ae4d3d608728bf9c88404f3c315db88bd55c7316669

    • SHA512

      e96da30ce119d220a552f9fb5d25241643d902f391457b17d43c6d9fa98133f118d86f687413312133480b498339d126a3906d5f509bf384f11ee39ed8f30a58

    • SSDEEP

      12288:tMi7+OcVQP4lstjTN/Fzf3r0hNva1Jx8ZGHVABDFEO:tFtwYjTNtzDuN+gGHKft

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks