Chris Sanders 🔎 🧠 on Nostr: Investigation Scenario 🔎 Alert: Microsoft Defender for Endpoint: ...
Investigation Scenario 🔎
Alert: Microsoft Defender for Endpoint: Behavior:Win32/SuspClickFix.F detected on a Windows 11 workstation.
No additional context is provided. What artifacts would you examine first to determine whether the user executed the ClickFix command?
To go further, what would you look for to determine whether the alert represents the beginning of an ACR Stealer intrusion?
#InvestigationPath #DFIR #SOC
Published at
2026-07-21 14:08:16 UTCEvent JSON
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"id": "c7ee10aa2a7ca0bd49ef9e4b1fb1b8fdd18bb9e47dd44657b2ad1c3865d35db9",
"pubkey": "1a89ec763c79d076052e5ca9a81b6777b07e4f586bc6bbe8e31a619055762a9a",
"created_at": 1784642896,
"kind": 1,
"tags": [
[
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],
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"dfir"
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[
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[
"proxy",
"https://infosec.exchange/@chrissanders88/116958356856503127",
"web"
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[
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"https://infosec.exchange/users/chrissanders88/statuses/116958356856503127",
"activitypub"
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[
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"pink.momostr"
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[
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"-"
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],
"content": "Investigation Scenario 🔎\n\nAlert: Microsoft Defender for Endpoint: Behavior:Win32/SuspClickFix.F detected on a Windows 11 workstation. \n\nNo additional context is provided. What artifacts would you examine first to determine whether the user executed the ClickFix command? \n\nTo go further, what would you look for to determine whether the alert represents the beginning of an ACR Stealer intrusion?\n\n#InvestigationPath #DFIR #SOC",
"sig": "e1fd3fff3c240e819e719c2c3990e828e17643ed6f4fc47bb51605594fbcdf0aaa0d102c0a9d21a16fd0097ea303fb0cbd356fb4d341881d95f30aef4efa29b2"
}
