General

  • Target
    ebfe28cb77f3d1246693fa372420d022.exe
  • Size 4.2MB
  • Sample241220-stlrjayrcm
  • SHA256 fcf09a75838f976b2a8112606dee0912e662a5727822d8e349006299c3f6093a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cryptbot

Targets

    • Target
      ebfe28cb77f3d1246693fa372420d022.exe
    • Size 4.2MB
    • SHA256 fcf09a75838f976b2a8112606dee0912e662a5727822d8e349006299c3f6093a
    • MD5 SHA1 SHA512 SSDEEP
    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Enumerates VirtualBox registry keys

    • 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.

    • Identifies Wine through registry keys

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

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks