alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MOBILE_MALWARE Android/Gigabud CnC Check-in M9"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/x/loan-save?cycle_price="; startswith; fast_pattern; content:"&cycle="; content:"&cycle_image="; http.user_agent; content:"okhttp/"; startswith; reference:url,blog.cyble.com/2023/01/19/gigabud-rat-new-android-rat-masquerading-as-government-agencies/; classtype:trojan-activity; sid:2043450; rev:1; metadata:affected_product Android, attack_target Mobile_Client, created_at 2023_01_23, deployment Perimeter, malware_family Gigabud, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_23;)