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Driver intelligenceVulnerableVerified

btfilter.sys

A vulnerable kernel driver that can be used to disable Code Integrity

UUID / 7d4439c5-1ee3-4297-99ea-bb7eab3c256cADDED / 2026-10-25AUTHOR / Andrea Monzani

Known samples 2

0 recorded TRUE · 0 recorded FALSE · 2 unknown for loading despite HVCI. Results apply to individual samples.

btfilter.sysSample 1 · HVCI unknown
MD5
b655e2e9a50e1db45ea492ae1025390f
SHA1
086487217cba196f523f75958cba86fc5635dd89
SHA256
415bfdd549ce7f0b0011fe45c7330e0c44935f1bbdcedd64246a9fdfb921196f
Imphash
f3dc67d28043552615e5c3e1c5ee2777
Authentihash MD5
4da06c14aaf93398822a7af4dd617738
Authentihash SHA1
681a49470babca795fda69d002817936201ab220
Authentihash SHA256
c8dc0947e07b5c52c194fe018f568dc31b7dbba7d06f241b22c857fcbe4cf81f
Machine
AMD64
Version
Not recorded
Publisher
Not recorded
btfilter.sysSample 2 · HVCI unknown
MD5
52043b775e018d1d0c256cf955841565
SHA1
3a91e221bbaa5045b517564c311904bd264b248f
SHA256
8544781f315c3bbba896e11a0746a6ed1eeb618e6c39a9b7f2fbde0f24b02200
Imphash
2a5367d97f5ac684ba43dd7dc1b9e109
Authentihash MD5
c0cb9a0af5a6612070966b955696e8ff
Authentihash SHA1
78d8c253c2186d892bab1556a44b23d052930b22
Authentihash SHA256
a32a1b0d99f45e8433c05c1fb0413196b73d6ae15e5a082c580781efef98edfc
Machine
AMD64
Version
Not recorded
Publisher
Not recorded

Recorded command

sc.exe create btfilter binPath=C:\windows\temp\btfilter.sys type=kernel && sc.exe start btfilter

Elevate privileges · Privileges: kernel · OS: Windows 10

Research & references

Acknowledgement: Andrea Monzani, Davide Netti, Antonio Parata