Nemesis Service Suite -nss- [LATEST]

NSS listens on port 443 but responds with a fake SSL certificate (self-signed, expired) and then downgrades to plaintext HTTP. Any scanner expecting a valid HTTPS handshake sees a “broken SSL” warning; only the NSS client knows to ignore the cert and send the trigger byte sequence to switch to C2 mode.

At its core, the Nemesis Service Suite is a collection of command-line utilities designed for advanced interaction with the Windows Service Control Manager (SCM). Unlike the built-in sc.exe command, NSS provides granular control, obfuscation capabilities, and stealth techniques that are crucial for modern red team operations. nemesis service suite -nss-

Originally released as part of the broader "Nemesis" tooling, NSS focuses on the lifecycle of Windows services—creating, modifying, deleting, and interacting with them in ways that native tools often restrict. NSS listens on port 443 but responds with

No tool is perfect. Be aware of these NSS limitations: 6.3 Adaptive Retry & Hedging

6.1 Placement Heuristic

6.2 Consistency Model

6.3 Adaptive Retry & Hedging