ET SHELLCODE Double BackSlash Hex Obfuscated JavaScript NOP SLED

SID: 2013278Rev: 30 viewsHistory

Sourceet/open

CreatedJuly 14, 2011

UpdatedOctober 8, 2019

Classificationshellcode-detect

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SHELLCODE Double BackSlash Hex Obfuscated JavaScript NOP SLED"; flow:established,to_client; content:"|5C 5C|x90|5C 5C|x90|5C 5C|x90|5C 5C|x90"; nocase; fast_pattern; reference:url,www.darkreading.com/security/vulnerabilities/221901428/index.html; classtype:shellcode-detect; sid:2013278; rev:3; metadata:created_at 2011_07_14, confidence High, signature_severity Major, tag possible_exploitation, updated_at 2019_10_08, mitre_tactic_id TA0005, mitre_tactic_name Defense_Evasion, mitre_technique_id T1027, mitre_technique_name Obfuscated_Files_or_Information;)

References

url	www.darkreading.com/security/vulnerabilities/221901428/index.html

Metadata

created at2011_07_14

confidenceHigh

signature severityMajor

tagpossible_exploitation

updated at2019_10_08

mitre tactic idTA0005

mitre tactic nameDefense_Evasion

mitre technique idT1027

mitre technique nameObfuscated_Files_or_Information

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