// soc investigation 2026-04-04
SOC102 Proxy - Suspicious URL Detected event 32
letsdefend High closed ✗ false positive
mitre/T1071-001
analyst verdict FALSE POSITIVE

🎯 MITRE ATT&CK

T1071.001 Application Layer Protocol Web Protocols

🔎 What

The alert SOC102 Proxy Suspicious URL Detected triggered after host MikeComputer attempted to access a URL on encrypted-tbn0.gstatic.com. Analysis confirms the URL points to a static image file (image.jpg) with no malicious content or behavior.

🕐 When

Dec 01 2020 05:50 AM

📍 Where

Host MikeComputer (172.148.17.14), user Mike01, attempted connection to encrypted-tbn0.gstatic.com (172.217.17.174)

💡 Why

The alert was triggered due to the domain pattern and detection rules flagging the request as suspicious. Investigation using sandbox and file analysis confirms the content is a legitimate image with no malicious indicators. No additional suspicious activity or follow-on connections were observed. The activity is classified as a false positive