ET HUNTING Suspicious Zipped Filename in Outbound POST Request (screenshot.) M1

7.0.35.0SID: 2027107Rev: 5Enabled1 views
Sourceet/open
Fileemerging-hunting.rules
CreatedMarch 20, 2019
UpdatedApril 13, 2024
Classificationtrojan-activity
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Suspicious Zipped Filename in Outbound POST Request (screenshot.) M1"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"PK"; startswith; content:"screenshot."; distance:26; within:300; nocase; fast_pattern; pcre:"/^(?:(?:jp|pn)g|bmp)/Ri"; classtype:trojan-activity; sid:2027107; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_03_20, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Stealer, updated_at 2024_04_13;)

Metadata

affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2019_03_20
deploymentPerimeter
performance impactLow
confidenceMedium
signature severityMajor
tagStealer
updated at2024_04_13

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