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fix(DenuvoAuth): always scan the main executable, not just modules ≥80MB #121

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fix(DenuvoAuth): always scan the main executable, not just modules ≥80MB #121

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8c33c7a
fix(DenuvoAuth): always scan the main executable, not just modules >=…
xingcheng1423-cmyk Jun 15, 2026
2bd8a1e
feat(DenuvoAuth): fall back to injected eticket when signature scan m…
xingcheng1423-cmyk Jun 15, 2026
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14 changes: 12 additions & 2 deletions src/Pipe/Features/DenuvoAuth/DenuvoAuth.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -151,7 +151,7 @@ namespace {
return authIt == g_processAuth.end() ? nullptr : &authIt->second;
}

void EnsureScanned(ProcessAuth& auth, const ProcessKey& process) {
void EnsureScanned(ProcessAuth& auth, const ProcessKey& process, AppId_t appId) {
if (auth.scanned) {
LOG_PIPE_TRACE("DenuvoAuth: reusing cached protection result {} denuvo={}",
process.DebugString(), auth.denuvo);
Expand All @@ -160,6 +160,16 @@ namespace {

auth.scanned = true;
auth.denuvo = ScanProtection(process.pid).denuvoDetected;
// Fallback when signature detection misses a real Denuvo title (some builds
// slip both the OEP and legacy-string heuristics — see linked issue). Per the
// README, setAppTicket/setETicket are only used for ticket-gated (Denuvo)
// games, so an injected EncryptedAppTicket for this app is a strong "the user
// intends Denuvo auth" signal; engage the auth path instead of giving up.
if (!auth.denuvo &&
!AppTicket::GetEncryptedTicketFromCredentialStore(appId).empty()) {
LOG_PIPE_INFO("DenuvoAuth: scan missed but injected eticket present; treating as Denuvo appid={}", appId);
auth.denuvo = true;
}
if (!auth.denuvo) auth.stage = Stage::None;
}

Expand All @@ -174,7 +184,7 @@ void Apply(const PipeContext& ctx) {
ProcessAuth& auth = g_processAuth[ctx.process];
g_pipeProcess[pipeKey] = ctx.process;

EnsureScanned(auth, ctx.process);
EnsureScanned(auth, ctx.process, ctx.appId);
auth.OnHandshake(ctx, pipeKey);
}

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7 changes: 6 additions & 1 deletion src/Pipe/Features/DenuvoAuth/ProtectionScan.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -252,7 +252,12 @@ namespace {
const bool executable = EndsWithInsensitive(module.path, ".exe");
const bool dll = EndsWithInsensitive(module.path, ".dll");
if (!executable && !dll) continue;
if (module.size < kMinPackedModuleBytes) {
// [PATCH #117] Always scan the main game executable regardless of size.
// Denuvo packs the .exe itself, and some titles (e.g. Sniper Elite 4
// appid 312660, 71MB) fall under the 80MB floor and were silently
// skipped -> denuvo never detected -> auth never engaged -> 8850000A.
// Keep the size floor only for DLLs (the original perf optimization).
if (!executable && module.size < kMinPackedModuleBytes) {
LOG_PIPE_TRACE("DenuvoAuth: module skipped below packed size floor path={} size={} ({:.2f} MB) min={} ({:.2f} MB)",
module.path,
module.size,
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