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Update code for DNR 4.3+ obfuscated assemblies

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de4dot 2011-11-12 16:04:51 +01:00
parent b80024bbc5
commit c62ca29df5
1 changed files with 15 additions and 4 deletions
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19
de4dot.code/deobfuscators/dotNET_Reactor/AntiStrongname.cs
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@ -98,11 +98,22 @@ namespace de4dot.deobfuscators.dotNET_Reactor {
antiSnBlock.replaceLastInstrsWithBranch(numInstructions, goodBlock);
if (badBlock.FallThrough != badBlock || badBlock.Sources.Count != 1 || badBlock.Targets != null)
throw new ApplicationException("Invalid state");
((ScopeBlock)badBlock.Parent).removeGuaranteedDeadBlock(badBlock);
if (badBlock.FallThrough == badBlock && badBlock.Sources.Count == 1 && badBlock.Targets == null) {
((ScopeBlock)badBlock.Parent).removeGuaranteedDeadBlock(badBlock);
return true;
}
if (badBlock.Instructions.Count <= 1 && badBlock.LastInstr.OpCode.Code == Code.Nop) {
if (badBlock.FallThrough != null && badBlock.Targets == null && badBlock.Sources.Count == 0) {
var badBlock2 = badBlock.FallThrough;
if (badBlock2.FallThrough == badBlock2 && badBlock2.Sources.Count == 2 && badBlock2.Targets == null) {
((ScopeBlock)badBlock.Parent).removeGuaranteedDeadBlock(badBlock);
((ScopeBlock)badBlock2.Parent).removeGuaranteedDeadBlock(badBlock2);
return true;
}
}
}
return true;
throw new ApplicationException("Invalid state");
}
bool findBlock(Blocks blocks, out Block foundBlock, out int numInstructions) {