General

  • Target
    8cb06b0904107a21706822f2f2d90832.exe
  • Size 4.3MB
  • Sample241228-kd7easxjay
  • SHA256 05dd7b104f2c11892363053cfa4d3feed76b39614b34764ac571893b9495e2c4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cryptbot

Targets

    • Target
      8cb06b0904107a21706822f2f2d90832.exe
    • Size 4.3MB
    • SHA256 05dd7b104f2c11892363053cfa4d3feed76b39614b34764ac571893b9495e2c4
    • 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