ET WEB_CLIENT Runforestrun Malware Campaign Infected Website Landing Page Obfuscated String JavaScript DGA

7.0.35.0SID: 2014998Rev: 4Disabled3 views
Sourceet/open
Fileemerging-web_client.rules
CreatedJuly 3, 2012
UpdatedMarch 13, 2024
Classificationtrojan-activity
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Runforestrun Malware Campaign Infected Website Landing Page Obfuscated String JavaScript DGA"; flow:established,to_client; file.data; content:"*/window.eval(String.fromCharCode("; isdataat:80,relative; content:!")"; within:80; pcre:"/\x2A[a-z0-9]{10}\x2A\x2Fwindow\x2Eeval\x28String\x2EfromCharCode\x28[0-9]{1,3}\x2C[0-9]{1,3}\x2C/sm"; reference:url,blog.unmaskparasites.com/2012/06/22/runforestrun-and-pseudo-random-domains/; classtype:trojan-activity; sid:2014998; rev:4; metadata:created_at 2012_07_03, signature_severity Major, updated_at 2024_03_13, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information;)

References

urlblog.unmaskparasites.com/2012/06/22/runforestrun-and-pseudo-random-domains/

Metadata

created at2012_07_03
signature severityMajor
updated at2024_03_13
mitre tactic idTA0005
mitre tactic nameDefense_Evasion
mitre technique idT1027
mitre technique nameObfuscated_Files_or_Information

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