EternalBlue MS17-010 SMBv1 Transaction Exploit Attempt (WannaCry)

Ankit Mehta@Secvyn

•updated Jun 30, 2026•0•0•2

Detects network traffic indicative of the EternalBlue (MS17-010) exploit attempt against SMBv1 services. The rule specifically looks for SMB packets with transaction command patterns associated with this exploit, which was commonly used by the WannaCry ransomware.