ET HUNTING Terse Unencrypted Request for Google - Likely Connectivity Check
Sourceet/open
CreatedApril 22, 2022
UpdatedApril 22, 2022
Classificationtrojan-activity
alert http $HOME_NET any -> $EXTERNAL_NET 80 (msg:"ET HUNTING Terse Unencrypted Request for Google - Likely Connectivity Check"; flow:established,to_server; http.request_line; content:"GET / "; startswith; http.host; dotprefix; content:".google.com"; fast_pattern; http.header_names; content:!"|0d 0a|Referer|0d 0a|"; content:!"|0d 0a|User-Agent|0d 0a|"; content:!"|0d 0a|Accept"; reference:md5,7ca63bab6e05704d2c7b48461e563f4c; classtype:trojan-activity; sid:2036303; rev:2; metadata:created_at 2022_04_22, performance_impact Moderate, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_04_22;)
References
| md5 | 7ca63bab6e05704d2c7b48461e563f4c |
Metadata
created at2022_04_22
performance impactModerate
confidenceMedium
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2022_04_22
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