Latest
Tag: pdf-viewer-lure
A signed PDF viewer that quietly takes orders: the QuartzLine “zenith” backdoor
An EV-signed Rust PDF viewer, QuartzLine, hides a backdoor module called zenith that can run commands and tamper with browser profiles. We decrypted its C2 traffic; public sandboxes…
The PDF Viewer That Makes Sandboxes Wait It Out
A signed "PDF viewer" that guesses its own key 3.7 billion times to outlast sandboxes, then hides a DHT-and-DGA backdoor inside Windows Explorer.
About
Rogue Authority LLC — cybersecurity consulting and open-source tooling for the security community.
View Projects