AT related malicious URL (office.leafield-environmental.lol/common/oauth2/v2.0/authorize?client_id=4765445b-32c6-49b0-83e6-1d93765276ca&redirect_uri=https%3A%2F%2Fwww.office.com%2Flandingv2&response_type=code%20id_token&scope=openid%20profile%20https%3A%2F%2Fwww.office.com%2Fv2%2FOfficeHome.All&response_mode=form_post&nonce=639274018858205884.ZTdkZTA0YmEtMmEyNi00NWU1LWExY2EtOWY0ZWYxMmQ3NDgxOWZhMzNlZmEtMzFjMS00MjZmLWFkNzctNzM0OTM5YzFlZDYw&ui_locales=en-US&mkt=en-US&client-request-id=1ccb87eb-cb2e-438d-a417-0d13de9a1493&siwa=1&siwg=1&state=iXUuiTKxTgBBRQeh8YiGsW15YFxjnJlAd1M9S0DbXSAdmwTtcWDG-U5ldU3Fgxi5cGgE7PnEC-qMHK-qROi6vUJe9aOZTmfsM5wI0oyBmb82rwlghlJQjKZYFuB4d6WV3M9t2FaHOqEDtnBw5xuSV9Zwdq4yqmpSLUuKpuYg3hbjkvc6kUjt8zaOZ7NfhBYrtSkAUI6qySflMlu1BWqmKajKNrHu1xkgcHWFy46n5VFr0AtDscZCW54GZ8uO5t9V1trXWf1DNmazsZRtP5c6v4t9Q1xffNgiNHuc2-lF67IMB586g47OvdUFOMxoWYp-SBczxdqofL69CHDff5_7ZNqUXGo4pLPjnGZR2JF63YQxj4JOy5Qf2bIteUv6TgqjtMDjqWcxqvMTN6PxJKwbW-4D0S6Si7Z65B-ZP3jC-MFysDuoehX9vbhQ3k44Yw8M&x-client-SKU=ID_NET8_0&x-client-ver=8.16.0.0)
Sourcejulioliraup/antiphishing
Fileantiphishing.rules
CreatedOctober 13, 2026
UpdatedOctober 13, 2026
Classificationsocial-engineering
alert http $HOME_NET any -> any any (msg:"AT related malicious URL (office.leafield-environmental.lol/common/oauth2/v2.0/authorize?client_id=4765445b-32c6-49b0-83e6-1d93765276ca&redirect_uri=https%3A%2F%2Fwww.office.com%2Flandingv2&response_type=code%20id_token&scope=openid%20profile%20https%3A%2F%2Fwww.office.com%2Fv2%2FOfficeHome.All&response_mode=form_post&nonce=639274018858205884.ZTdkZTA0YmEtMmEyNi00NWU1LWExY2EtOWY0ZWYxMmQ3NDgxOWZhMzNlZmEtMzFjMS00MjZmLWFkNzctNzM0OTM5YzFlZDYw&ui_locales=en-US&mkt=en-US&client-request-id=1ccb87eb-cb2e-438d-a417-0d13de9a1493&siwa=1&siwg=1&state=iXUuiTKxTgBBRQeh8YiGsW15YFxjnJlAd1M9S0DbXSAdmwTtcWDG-U5ldU3Fgxi5cGgE7PnEC-qMHK-qROi6vUJe9aOZTmfsM5wI0oyBmb82rwlghlJQjKZYFuB4d6WV3M9t2FaHOqEDtnBw5xuSV9Zwdq4yqmpSLUuKpuYg3hbjkvc6kUjt8zaOZ7NfhBYrtSkAUI6qySflMlu1BWqmKajKNrHu1xkgcHWFy46n5VFr0AtDscZCW54GZ8uO5t9V1trXWf1DNmazsZRtP5c6v4t9Q1xffNgiNHuc2-lF67IMB586g47OvdUFOMxoWYp-SBczxdqofL69CHDff5_7ZNqUXGo4pLPjnGZR2JF63YQxj4JOy5Qf2bIteUv6TgqjtMDjqWcxqvMTN6PxJKwbW-4D0S6Si7Z65B-ZP3jC-MFysDuoehX9vbhQ3k44Yw8M&x-client-SKU=ID_NET8_0&x-client-ver=8.16.0.0)"; reference:url,openphish.com ; reference:url,julioliraup.github.io/AT/signature.html?sid=6025918 ; classtype:social-engineering; sid:6025918; rev:1; metadata:signature_severity Major, created_et 2026_10_13;)
Detection details are hidden.
References
Metadata
signature severityMajor
created et2026_10_13
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