Tag: beaconing
All the articles with the tag "beaconing".
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Today's Special: Juicy Nothing-Burger
762 sessions. Rotating AWS infrastructure. Dual C2 channels. Jittered intervals specifically designed to defeat statistical detection. On a cafeteria menu board.
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Sinkhole, Bursts, and a 142-Minute Retry Timer: Reading C2 Behavior in the Logs
A phishing click led to fixed-size C2 check-ins arriving in two distinct bursts with a 142-minute gap between them. The pattern told the story before we had a verdict.
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Anatomy of a Crypto Drainer: Phishing, a 22MB Payload, and 180 Identical Beacons
A user clicked through a phishing warning and ended up with what the evidence points to as a crypto drainer. Here's what the traffic looked like and how we assessed it.
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Two C2 Cases, One Day: Reading the Difference Between Infected and Blocked
Two C2 investigations on the same day with very different outcomes — one confirmed infection with active beaconing, one clean block. The key was knowing what the firewall logs were actually telling me.