Back to Rule

Rule History

SID: 2026558 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 3Oct 26, 2018, 12:00 PM

ET USER_AGENTS Suspicious UA Observed (IEhook)

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious UA Observed (IEhook)"; flow:established,to_server; http.user_agent; content:"IEhook"; depth:6; endswith; fast_pattern; reference:md5,f0483493bcb352bd2f474b52f3b2f273; classtype:trojan-activity; sid:2026558; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_10_26, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag User_Agent, updated_at 2020_09_16;)

Oct 26, 2018, 12:00 PM

Sep 16, 2020, 12:00 PM

Sep 21, 2024, 3:00 AM

May 30, 2025, 12:04 AM

rules/emerging-user_agents.rules