General

  • Target
    random.exe
  • Size 5.8MB
  • Sample250207-ta64ssymal
  • SHA256 fe759deb61edb63ba9c1ce351b7dcee8a816b7b68d034eef1fcd4e1331dc7eb3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • gcleaner

C2
  • 185.156.73.23

Targets

    • Target
      random.exe
    • Size 5.8MB
    • SHA256 fe759deb61edb63ba9c1ce351b7dcee8a816b7b68d034eef1fcd4e1331dc7eb3
    • MD5 SHA1 SHA512 SSDEEP
    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

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

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks