General

  • Target
    990824b28b1db8f0e38bec6aebeaf1b2.bin
  • Size 5.1MB
  • Sample230924-cfcnpsde45
  • SHA256 1b9b20bf3cb028faa65a0a93602711ac4402ddf4c22b3708bd9e1246b65f6cd8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • vidar

Version
  • 5.7

Botnet
  • 348bd4740381edfdd4d5e8143ef4a08e

C2
  • https://steamcommunity.com/profiles/76561199553369541

  • https://t.me/dastanatg

Attributes
  • profile_id_v2

    348bd4740381edfdd4d5e8143ef4a08e

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_8) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.7 Safari/605.1.75

Targets

    • Target
      f45a8e04076925bd0d3990adaa82182945dad0c72d35873a108eb2cdefe29063.exe
    • Size 5.3MB
    • SHA256 f45a8e04076925bd0d3990adaa82182945dad0c72d35873a108eb2cdefe29063
    • MD5 SHA1 SHA512 SSDEEP
    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses 2FA software files, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks