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Detect Confuser 1.7 r73430 methods encrypter

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This commit is contained in:
de4dot 2012-08-10 03:21:58 +02:00
parent 9d386c528c
commit 3b6e56f3e4
1 changed files with 17 additions and 1 deletions
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18
de4dot.code/deobfuscators/Confuser/JitMethodsDecrypter.cs
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@ -38,6 +38,7 @@ namespace de4dot.code.deobfuscators.Confuser {
enum ConfuserVersion {
Unknown,
v17_r73404,
v17_r73430,
v17_r73477,
v17_r73479,
v17_r74021,
@ -72,7 +73,14 @@ namespace de4dot.code.deobfuscators.Confuser {
var theVersion = ConfuserVersion.Unknown;
switch (type.NestedTypes.Count) {
case 35: theVersion = ConfuserVersion.v17_r73404; break;
case 35:
if (type.Fields.Count == 9)
theVersion = ConfuserVersion.v17_r73404;
else if (type.Fields.Count == 10)
theVersion = ConfuserVersion.v17_r73430;
else
return false;
break;
case 38:
switch (countInt32s(compileMethod, 0xFF)) {
@ -169,6 +177,7 @@ namespace de4dot.code.deobfuscators.Confuser {
bool initializeKeys() {
switch (version) {
case ConfuserVersion.v17_r73404: return initializeKeys_v17_r73404();
case ConfuserVersion.v17_r73430: return initializeKeys_v17_r73404();
case ConfuserVersion.v17_r73477: return initializeKeys_v17_r73404();
case ConfuserVersion.v17_r73479: return initializeKeys_v17_r73404();
case ConfuserVersion.v17_r74021: return initializeKeys_v17_r73404();
@ -271,6 +280,7 @@ namespace de4dot.code.deobfuscators.Confuser {
bool initializeMethodDataIndexes(MethodDefinition compileMethod) {
switch (version) {
case ConfuserVersion.v17_r73404: return true;
case ConfuserVersion.v17_r73430: return true;
case ConfuserVersion.v17_r73477: return initializeMethodDataIndexes_v17_r73477(compileMethod);
case ConfuserVersion.v17_r73479: return initializeMethodDataIndexes_v17_r73477(compileMethod);
case ConfuserVersion.v17_r74021: return initializeMethodDataIndexes_v17_r73477(compileMethod);
@ -412,6 +422,7 @@ namespace de4dot.code.deobfuscators.Confuser {
switch (version) {
case ConfuserVersion.v17_r73404: return decrypt_v17_r73404(peImage, fileData, ref dumpedMethods);
case ConfuserVersion.v17_r73430: return decrypt_v17_r73404(peImage, fileData, ref dumpedMethods);
case ConfuserVersion.v17_r73477: return decrypt_v17_r73477(peImage, fileData, ref dumpedMethods);
case ConfuserVersion.v17_r73479: return decrypt_v17_r73479(peImage, fileData, ref dumpedMethods);
case ConfuserVersion.v17_r74021: return decrypt_v17_r73479(peImage, fileData, ref dumpedMethods);
@ -700,6 +711,11 @@ namespace de4dot.code.deobfuscators.Confuser {
case ConfuserVersion.v17_r73404:
minRev = 73404;
maxRev = 73404;
return true;
case ConfuserVersion.v17_r73430:
minRev = 73430;
maxRev = 73430;
return true;