General

  • Target

    tmp

  • Size

    307KB

  • Sample

    230411-c26hxabf2x

  • MD5

    125333ed2585403be4c15ad958b0a57c

  • SHA1

    916c24a939a5ba7c7e80d39bb78f6f306a386125

  • SHA256

    7d7cf93ffd14ae7209302aee9fea01cdc7742c0038acf76cb46426ebdc2ce6eb

  • SHA512

    b2399818452ff6a6b580942c51dc5e17f7cacf6736a6e1018b1de6e81cb0a090bd0a68f03f31656e9fe2c9ed478461a67f0c02b0a95cd352dba8fda42b5a7c3b

  • SSDEEP

    6144:o288l0V4wPpb6C2PNRimzrvIh3pyXj56nf6kqf0ltiArJu:qRK8bB4ImnITKInikBd

Malware Config

Extracted

Family

vidar

Version

3.4

Botnet

e749025c61b2caca10aa829a9e1a65a1

C2

https://steamcommunity.com/profiles/76561199494593681

https://t.me/auftriebs

Attributes
  • profile_id_v2

    e749025c61b2caca10aa829a9e1a65a1

  • user_agent

    Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0

Targets

    • Target

      tmp

    • Size

      307KB

    • MD5

      125333ed2585403be4c15ad958b0a57c

    • SHA1

      916c24a939a5ba7c7e80d39bb78f6f306a386125

    • SHA256

      7d7cf93ffd14ae7209302aee9fea01cdc7742c0038acf76cb46426ebdc2ce6eb

    • SHA512

      b2399818452ff6a6b580942c51dc5e17f7cacf6736a6e1018b1de6e81cb0a090bd0a68f03f31656e9fe2c9ed478461a67f0c02b0a95cd352dba8fda42b5a7c3b

    • SSDEEP

      6144:o288l0V4wPpb6C2PNRimzrvIh3pyXj56nf6kqf0ltiArJu:qRK8bB4ImnITKInikBd

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses 2FA software files, possible credential harvesting

    • 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.

MITRE ATT&CK Enterprise v6

Tasks