Rule History

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP Observed Android Fintech Related Domain (app .truenaira .co in TLS SNI)"; flow:established,to_server; tls.sni; bsize:16; content:"app.truenaira.co"; fast_pattern; reference:md5,26d34aa95d7b81443d85bf3be31cf697; reference:md5,cd2e6e8e8b931cdfc928bf5e191baea3; reference:md5,9b7ab89bfd5de9e6834920c7b855f758; reference:url,www.welivesecurity.com/en/eset-research/beware-predatory-fintech-loan-sharks-use-android-apps-reach-new-depths/; classtype:pup-activity; sid:2052115; rev:1; metadata:attack_target Mobile_Client, created_at 2024_04_16, deployment Perimeter, malware_family PUP, performance_impact Low, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_16;)