General

  • Target

    15334f94b4f5fa2dfa90e46a49e9b0a1.exe

  • Size

    4.3MB

  • Sample

    241216-kw6wgstkby

  • MD5

    15334f94b4f5fa2dfa90e46a49e9b0a1

  • SHA1

    892e5ca39368157587400114133896013266c1c9

  • SHA256

    935723666cc1a0c30276875e3ce3fbc708b26a507b4f6419bf454d739b1c89a5

  • SHA512

    efa63b3170756f825f0f3f4f9de52952f0bdd23f0612920c688b66f31395608da3b441dda8f9703c72e825506578dc480ad2deedf240d9669a9627cf545c1c45

  • SSDEEP

    98304:GvwCvmAaJjy8tiAyAtNSY9KspNg4GkM768Ld9iBu:GYwmAfWlyAj59pBq6QW

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      15334f94b4f5fa2dfa90e46a49e9b0a1.exe

    • Size

      4.3MB

    • MD5

      15334f94b4f5fa2dfa90e46a49e9b0a1

    • SHA1

      892e5ca39368157587400114133896013266c1c9

    • SHA256

      935723666cc1a0c30276875e3ce3fbc708b26a507b4f6419bf454d739b1c89a5

    • SHA512

      efa63b3170756f825f0f3f4f9de52952f0bdd23f0612920c688b66f31395608da3b441dda8f9703c72e825506578dc480ad2deedf240d9669a9627cf545c1c45

    • SSDEEP

      98304:GvwCvmAaJjy8tiAyAtNSY9KspNg4GkM768Ld9iBu:GYwmAfWlyAj59pBq6QW

    • 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