ET HUNTING HTTP GET Request for msvcp40.dll - Possible Infostealer Activity
Sourceet/open
CreatedFebruary 22, 2023
UpdatedFebruary 22, 2023
Classificationsuspicious-filename-detect
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING HTTP GET Request for msvcp40.dll - Possible Infostealer Activity"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"msvcp40.dll"; fast_pattern; xbits:set,ET.infostealer.pattern.1,track ip_src,expire 15; xbits:set,ET.infostealer.pattern.2,track ip_pair,expire 15; flowint:ET.infostealer.dll.download, +, 1; classtype:suspicious-filename-detect; sid:2044304; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_02_22, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence Low, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_02_22;)
Metadata
affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2023_02_22
deploymentSSLDecrypt
performance impactLow
confidenceLow
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2023_02_22
Comments (0)
Please sign in to leave a comment.
Sign inNo comments yet. Be the first to comment!