ET WEB_CLIENT Possible Sweet Orange redirection Oct 8 2014

7.0.35.0SID: 2019375Rev: 5Disabled4 views
Sourceet/open
Fileemerging-web_client.rules
CreatedOctober 9, 2014
UpdatedMarch 14, 2024
Classificationexploit-kit
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Possible Sweet Orange redirection Oct 8 2014"; flow:established,to_client; file.data; content:"String.fromCharCode(parseInt|28 28|"; pcre:"/^\s*?(?P<var1>[^\x29\x5b]+)\x5b\s*?(?P<cntr>[^\x5d]+)\s*?\x5d\s*?\+\s*?(?P=var1)\x5b\s*?(?P=cntr)\s*?\+\s*?1\s*?\x5d\s*?\x29\s*?,\s*?16\s*?\x29\s*?\^\s*?parseInt\x28\x28\s*?(?P<var2>[^\x29\x5b]+)\x5b\s*?(?P=cntr)\s*?\x5d\s*?\+\s*?(?P=var2)\x5b\s*?(?P=cntr)\s*?\+\s*?1\s*?\x5d\s*?\x29\s*?,\s*16\s*?\x29\x29\s*?\x3b\s*?(?P=cntr)\s*?\+=\s*?2\s*?\x3b/Rs"; reference:url,malware-traffic-analysis.net/2014/10/06/index2.html; classtype:exploit-kit; sid:2019375; rev:5; metadata:created_at 2014_10_09, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_14;)

References

urlmalware-traffic-analysis.net/2014/10/06/index2.html

Metadata

created at2014_10_09
confidenceMedium
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_03_14

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