Fixed a check NtQuerySystemInformation

AdvDebug · web-flow · commit 4efac8535ad4 · 2025-07-20T01:20:11.000+03:00
Fixed a check in the NtQuerySystemInformation.
diff --git a/AntiCrack-DotNet/OtherChecks.cs b/AntiCrack-DotNet/OtherChecks.cs
@@ -34,7 +34,7 @@ public static bool IsUnsignedDriversAllowed(bool Syscall)
             CodeIntegrityInfo.Length = (uint)Marshal.SizeOf(typeof(SYSTEM_CODEINTEGRITY_INFORMATION));
             uint ReturnLength = 0;
             uint result = Syscall ? Syscalls.SyscallNtQuerySystemInformation(SystemCodeIntegrityInformation, ref CodeIntegrityInfo, (uint)Marshal.SizeOf(CodeIntegrityInfo), out ReturnLength) : NtQuerySystemInformation(SystemCodeIntegrityInformation, ref CodeIntegrityInfo, (uint)Marshal.SizeOf(CodeIntegrityInfo), out ReturnLength);
-            if (NtQuerySystemInformation(SystemCodeIntegrityInformation, ref CodeIntegrityInfo, (uint)Marshal.SizeOf(CodeIntegrityInfo), out ReturnLength) >= 0 && ReturnLength == (uint)Marshal.SizeOf(CodeIntegrityInfo))
+            if (result >= 0 && ReturnLength == (uint)Marshal.SizeOf(CodeIntegrityInfo))
             {
                 uint CODEINTEGRITY_OPTION_ENABLED = 0x01;
                 if ((CodeIntegrityInfo.CodeIntegrityOptions & CODEINTEGRITY_OPTION_ENABLED) == CODEINTEGRITY_OPTION_ENABLED)

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,7 @@ public static bool IsUnsignedDriversAllowed(bool Syscall)`
`34`	`34`	`CodeIntegrityInfo.Length = (uint)Marshal.SizeOf(typeof(SYSTEM_CODEINTEGRITY_INFORMATION));`
`35`	`35`	`uint ReturnLength = 0;`
`36`	`36`	`uint result = Syscall ? Syscalls.SyscallNtQuerySystemInformation(SystemCodeIntegrityInformation, ref CodeIntegrityInfo, (uint)Marshal.SizeOf(CodeIntegrityInfo), out ReturnLength) : NtQuerySystemInformation(SystemCodeIntegrityInformation, ref CodeIntegrityInfo, (uint)Marshal.SizeOf(CodeIntegrityInfo), out ReturnLength);`
`37`		`- if (NtQuerySystemInformation(SystemCodeIntegrityInformation, ref CodeIntegrityInfo, (uint)Marshal.SizeOf(CodeIntegrityInfo), out ReturnLength) >= 0 && ReturnLength == (uint)Marshal.SizeOf(CodeIntegrityInfo))`
	`37`	`+ if (result >= 0 && ReturnLength == (uint)Marshal.SizeOf(CodeIntegrityInfo))`
`38`	`38`	`{`
`39`	`39`	`uint CODEINTEGRITY_OPTION_ENABLED = 0x01;`
`40`	`40`	`if ((CodeIntegrityInfo.CodeIntegrityOptions & CODEINTEGRITY_OPTION_ENABLED) == CODEINTEGRITY_OPTION_ENABLED)`