ET HUNTING Suspicious Zipped Filename in Outbound POST Request (Bookmarks Firefox.txt) M2
Sourceet/open
CreatedOctober 6, 2022
UpdatedOctober 6, 2022
Classificationtrojan-activity
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Suspicious Zipped Filename in Outbound POST Request (Bookmarks Firefox.txt) M2"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"Content-Disposition|3a 20|form-data|3b 20|name="; content:".zip|22 0d 0a|"; within:150; content:"|0d 0a|PK"; distance:0; content:"Bookmarks|5c|Firefox.txt"; fast_pattern; nocase; distance:0; reference:md5,8a5761a2d8a5730e5f6edaf558781897; classtype:trojan-activity; sid:2039112; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_10_06, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Stealer, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_10_06;)
References
| md5 | 8a5761a2d8a5730e5f6edaf558781897 |
Metadata
attack targetClient_Endpoint
created at2022_10_06
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2022_10_06
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