Command Zero
The Command Zero Blog

Insights from the front line.

Research, product deep-dives, and investigations. Written by the people running the SOC, for the people running the SOC.

96 posts · updated weekly
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Abstract cover: a hostile origin node fans out to many tenants, crossing a tilted view of the Compromised O365 Application Hunt facet
Threat
Hunting the ConnectWise (SkyKick) App Abuse with Command Zero

Attackers used ConnectWise's own app credentials to sign in to Microsoft 365 tenants. Here's how to hunt for the sign-ins, the self-assigned roles, and the client secrets they left behind.

October 2026 · 9 min readRead →
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