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All articlesreverse engineering 8security research 7kernel exploitation 6windows internals 6privilege escalation 5malware analysis 3kernel pool 3data only attacks 3
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Research / Topic archive

c2.

Research, walkthroughs, and field notes on c2.

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malware analysis

Inside the petshub[.]qa ClickFix: From a Fake CAPTCHA to an ACR Stealer Implant

Full teardown of the petshub[.]qa ClickFix campaign: a fake CAPTCHA that drops a blockchain-resolved macOS stealer and a four-stage Windows chain ending in an ACR Stealer implant flagged by 33/69 engines — Realtek masquerade, Heaven's Gate, and CVE-2024-38193 in tow.

Sep 17, 2026 · 27 min read

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