Tag
#havoc-c2
Inside NOFILTER-NFEXEC: A Deep Dive into WFP Implementation and BOF OPSEC Engineering
A detailed walkthrough of implementing the DEF CON 31 NoFilter WFP technique as an OPSEC-hardened Havoc C2 BOF, including indirect syscalls, return address spoofing, patchless AMSI/ETW bypass, and lessons learned from Havoc BOF development.