Rule History

SID: 2013143 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 2 • Jun 30, 2011, 12:00 PM

Message:

ET MOBILE_MALWARE SymbOS/Yxes KernelPara.jsp CnC Checkin Message

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MOBILE_MALWARE SymbOS/Yxes KernelPara.jsp CnC Checkin Message"; flow:established,to_server; content:"/KernelPara.jsp?Version="; http_uri; fast_pattern:only; content:"&PhoneType="; http_uri; reference:url,blog.fortinet.com/symbosyxes-goes-version-2/; classtype:command-and-control; sid:2013143; rev:2; metadata:attack_target Mobile_Client, created_at 2011_06_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)

Created:

Jun 30, 2011, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 8, 2025, 9:38 PM

Filename:

rules/emerging-mobile_malware.rules