ET MALWARE Observed Certificate Containing Possible Base64 Encoded Powershell Inbound
Sourceet/open
CreatedJanuary 14, 2020
UpdatedJanuary 14, 2020
Classificationtrojan-activity
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Observed Certificate Containing Possible Base64 Encoded Powershell Inbound"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"-----BEGIN CERTIFICATE-----|0d 0a|JE"; depth:100; fast_pattern; isdataat:300,relative; classtype:trojan-activity; sid:2029278; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_01_14, deployment Perimeter, confidence Medium, signature_severity Major, updated_at 2020_01_14;)
Metadata
affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2020_01_14
deploymentPerimeter
confidenceMedium
signature severityMajor
updated at2020_01_14
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