ET WEB_CLIENT DLL or EXE File From Possible WebDAV Share Possible DLL Preloading Exploit Attempt

7.0.3 5.0SID: 2011457Rev: 11Enabled31 views

Fileemerging-web_client.rules

CreatedSeptember 29, 2010

UpdatedApril 9, 2024

Classificationattempted-user

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT DLL or EXE File From Possible WebDAV Share Possible DLL Preloading Exploit Attempt"; flow:established,to_client; flowbits:isset,ET.PROPFIND; file.data; content:"MZ"; startswith; byte_jump:4,58,relative,little; content:"PE|00 00|"; distance:-64; within:4; reference:url,blog.metasploit.com/2010/08/exploiting-dll-hijacking-flaws.html; reference:url,www.us-cert.gov/cas/techalerts/TA10-238A.html; reference:url,www.microsoft.com/technet/security/advisory/2269637.mspx; reference:url,blogs.technet.com/b/srd/archive/2010/08/23/more-information-about-dll-preloading-remote-attack-vector.aspx; reference:url,blog.metasploit.com/2010/08/better-faster-stronger.html; reference:url,blog.rapid7.com/?p=5325; classtype:attempted-user; sid:2011457; rev:11; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2010_09_29, deployment Perimeter, confidence Medium, signature_severity Major, tag Web_Client_Attacks, updated_at 2024_04_09;)

References

url	blog.metasploit.com/2010/08/exploiting-dll-hijacking-flaws.html
url	www.us-cert.gov/cas/techalerts/TA10-238A.html
url	www.microsoft.com/technet/security/advisory/2269637.mspx
url	blogs.technet.com/b/srd/archive/2010/08/23/more-information-about-dll-preloading-remote-attack-vector.aspx
url	blog.metasploit.com/2010/08/better-faster-stronger.html
url	blog.rapid7.com/?p=5325

Metadata

affected productWeb_Browser_Plugins

attack targetClient_Endpoint

created at2010_09_29

deploymentPerimeter

confidenceMedium

signature severityMajor

tagWeb_Client_Attacks

updated at2024_04_09

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