General

  • Target
    15dbc954cd4f54abc55486ef11375fa6
  • Size 25.5MB
  • Sample231224-2e37psfaa5
  • SHA256 1e71f322863511ac34ab0013f3740b1921a9756f4b326d2184a8f6159e61ccff
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/870377028749242408/bsw2VmRGeiAIilnd9vwqpCOLMZO_5v4RLwcEnrTBTCpbNpQmrUG6iRNERPAwaRZbpXqc

Targets

    • Target
      15dbc954cd4f54abc55486ef11375fa6
    • Size 25.5MB
    • SHA256 1e71f322863511ac34ab0013f3740b1921a9756f4b326d2184a8f6159e61ccff
    • MD5 SHA1 SHA512 SSDEEP
    • 44Caliber

      An open source infostealer written in C#.

    • 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.

    • 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 cryptocurrency files/wallets, possible credential harvesting

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks