Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed PyPI Malicious Library Payload Delivery Domain (h4ck .cfd) Domain in DNS Lookup"; dns.query; dotprefix; content:".h4ck.cfd"; nocase; endswith; reference:url,www.bleepingcomputer.com/news/security/pytorch-discloses-malicious-dependency-chain-compromise-over-holidays/; reference:url,cybermon.uk/posts/pytorch_malicious_dependency_chain_compromise/; classtype:trojan-activity; sid:2043204; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_01_04, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_04;)