ET WEB_CLIENT Hex Obfuscation of replace Javascript Function %u UTF-8 Encoding
Sourceet/open
CreatedMarch 1, 2011
UpdatedSeptember 27, 2019
Classificationbad-unknown
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Hex Obfuscation of replace Javascript Function %u UTF-8 Encoding"; flow:established,to_client; content:"%u72%u65%u70%u6c%u61%u63%u65%u28"; nocase; fast_pattern; reference:url,cansecwest.com/slides07/csw07-nazario.pdf; reference:url,www.sophos.com/security/technical-papers/malware_with_your_mocha.html; classtype:bad-unknown; sid:2012399; rev:5; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2011_03_01, deployment Perimeter, signature_severity Major, tag Web_Client_Attacks, updated_at 2019_09_27;)
References
Metadata
affected productWeb_Browser_Plugins
attack targetClient_Endpoint
created at2011_03_01
deploymentPerimeter
signature severityMajor
tagWeb_Client_Attacks
updated at2019_09_27
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