General

  • Target

    9a25130702c86f5042564bb8ed9ad292ab36f798739d6d1f2b49f182a409138bN

  • Size

    1.3MB

  • Sample

    241017-yysnjaxarl

  • MD5

    972670176771f6b19b1925c5d9bcd3f0

  • SHA1

    d72440d1d149adf6309a778f593f6f3c79bc8f2c

  • SHA256

    9a25130702c86f5042564bb8ed9ad292ab36f798739d6d1f2b49f182a409138b

  • SHA512

    bff13a312b78124e97fcf023ddcd4d5fbbe7e8901ae793248f28c73451da0cf516b47a3712500cab4e3a579090af5b92684670d87bdaa9230753376e9e29e91e

  • SSDEEP

    12288:hKxeDmV/KEetFnv9l1AI3nCL9aTE+leCy7Uz0F3VZ:hUImVdetFv9l1aL0ZByTRV

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

23a142269e47ce1692ccc9fb68473bc2

C2

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

Attributes
  • user_agent

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

Targets

    • Target

      9a25130702c86f5042564bb8ed9ad292ab36f798739d6d1f2b49f182a409138bN

    • Size

      1.3MB

    • MD5

      972670176771f6b19b1925c5d9bcd3f0

    • SHA1

      d72440d1d149adf6309a778f593f6f3c79bc8f2c

    • SHA256

      9a25130702c86f5042564bb8ed9ad292ab36f798739d6d1f2b49f182a409138b

    • SHA512

      bff13a312b78124e97fcf023ddcd4d5fbbe7e8901ae793248f28c73451da0cf516b47a3712500cab4e3a579090af5b92684670d87bdaa9230753376e9e29e91e

    • SSDEEP

      12288:hKxeDmV/KEetFnv9l1AI3nCL9aTE+leCy7Uz0F3VZ:hUImVdetFv9l1aL0ZByTRV

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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