Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Redfly APT Shadowpad Backdoor Domain in DNS Lookup (websencl .com)"; dns.query; bsize:12; content:"websencl.com"; nocase; reference:url,symantec-enterprise-blogs.security.com/blogs/threat-intelligence/critical-infrastructure-attacks; classtype:trojan-activity; sid:2048088; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_09_13, deployment Perimeter, malware_family ShadowPad, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_10_02, reviewed_at 2024_10_02;)