Support some more MaxtoCode runtimes
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099233960f
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@ -113,7 +113,9 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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// 526BC020
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// 526BC020
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// 526BDD12
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// 526BDD12
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// 5296E242
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// 5296E242
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// 52B2B2A3
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// 52B3043C
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// 52B3043C
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// 53172907
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// 531729C4
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// 531729C4
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new EncryptionInfo {
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new EncryptionInfo {
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MagicLo = 0x9A683B87,
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MagicLo = 0x9A683B87,
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@ -181,7 +183,9 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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// 526BC020
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// 526BC020
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// 526BDD12
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// 526BDD12
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// 5296E242
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// 5296E242
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// 52B2B2A3
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// 52B3043C
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// 52B3043C
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// 53172907
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// 531729C4
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// 531729C4
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new EncryptionInfo {
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new EncryptionInfo {
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MagicLo = 0x1A731B13,
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MagicLo = 0x1A731B13,
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@ -196,6 +196,8 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt1_v10, Decrypt4_v8, Decrypt2_v2, Decrypt3_v6, Decrypt6, Decrypt8_v9, Decrypt9_v10, Decrypt7, Decrypt5 }, new uint[] { 0x526BC020 }));
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt1_v10, Decrypt4_v8, Decrypt2_v2, Decrypt3_v6, Decrypt6, Decrypt8_v9, Decrypt9_v10, Decrypt7, Decrypt5 }, new uint[] { 0x526BC020 }));
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt3_v7, Decrypt2_v6, Decrypt4_v9, Decrypt1_v11, Decrypt8_v10, Decrypt11_v1, Decrypt6, Decrypt7, Decrypt5 }, new uint[] { 0x5296E242, 0x52B3043C }));
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt3_v7, Decrypt2_v6, Decrypt4_v9, Decrypt1_v11, Decrypt8_v10, Decrypt11_v1, Decrypt6, Decrypt7, Decrypt5 }, new uint[] { 0x5296E242, 0x52B3043C }));
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt4_v10, Decrypt1_v12, Decrypt3_v8, Decrypt2_v7, Decrypt6, Decrypt8_v11, Decrypt9_v11, Decrypt7, Decrypt5 }, new uint[] { 0x531729C4 }));
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt4_v10, Decrypt1_v12, Decrypt3_v8, Decrypt2_v7, Decrypt6, Decrypt8_v11, Decrypt9_v11, Decrypt7, Decrypt5 }, new uint[] { 0x531729C4 }));
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt1_v13, Decrypt4_v11, Decrypt2_v8, Decrypt3_v9, Decrypt6, Decrypt8_v11, Decrypt9_v12, Decrypt7, Decrypt5 }, new uint[] { 0x52B2B2A3 }));
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decrypters.Add(new Decrypter(new DecryptFunc[] { Decrypt2_v9, Decrypt3_v10, Decrypt1_v10, Decrypt4_v12, Decrypt8_v12, Decrypt9_v13, Decrypt6, Decrypt7, Decrypt5 }, new uint[] { 0x53172907 }));
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break;
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break;
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case EncryptionVersion.Unknown:
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case EncryptionVersion.Unknown:
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@ -414,6 +416,10 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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return Decrypt1(encrypted, 0x12, 0x12, 0x200);
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return Decrypt1(encrypted, 0x12, 0x12, 0x200);
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}
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}
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byte[] Decrypt1_v13(byte[] encrypted) {
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return Decrypt1(encrypted, 0x11, 0x11, 0x200);
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}
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byte[] Decrypt1(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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byte[] Decrypt1(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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var decrypted = new byte[encrypted.Length];
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var decrypted = new byte[encrypted.Length];
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for (int i = 0, ki = keyStart; i < decrypted.Length; i++) {
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for (int i = 0, ki = keyStart; i < decrypted.Length; i++) {
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@ -452,6 +458,14 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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return Decrypt2(encrypted, 0x00FA + 0x0E);
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return Decrypt2(encrypted, 0x00FA + 0x0E);
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}
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}
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byte[] Decrypt2_v8(byte[] encrypted) {
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return Decrypt2(encrypted, 0x00FA + 0x0D);
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}
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byte[] Decrypt2_v9(byte[] encrypted) {
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return Decrypt2(encrypted, 0x00FA + 0x0C);
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}
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byte[] Decrypt2(byte[] encrypted, int offset) {
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byte[] Decrypt2(byte[] encrypted, int offset) {
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if ((encrypted.Length & 7) != 0)
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if ((encrypted.Length & 7) != 0)
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throw new ApplicationException("Invalid encryption #2 length");
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throw new ApplicationException("Invalid encryption #2 length");
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@ -507,6 +521,14 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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return Decrypt3(encrypted, 0x015E + 0x0F);
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return Decrypt3(encrypted, 0x015E + 0x0F);
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}
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}
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byte[] Decrypt3_v9(byte[] encrypted) {
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return Decrypt3(encrypted, 0x015E + 0x12);
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}
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byte[] Decrypt3_v10(byte[] encrypted) {
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return Decrypt3(encrypted, 0x015E + 0x0E);
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}
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static readonly byte[] decrypt3Shifts = new byte[16] { 5, 11, 14, 21, 6, 20, 17, 29, 4, 10, 3, 2, 7, 1, 26, 18 };
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static readonly byte[] decrypt3Shifts = new byte[16] { 5, 11, 14, 21, 6, 20, 17, 29, 4, 10, 3, 2, 7, 1, 26, 18 };
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byte[] Decrypt3(byte[] encrypted, int offset) {
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byte[] Decrypt3(byte[] encrypted, int offset) {
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if ((encrypted.Length & 7) != 0)
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if ((encrypted.Length & 7) != 0)
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@ -576,6 +598,14 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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return Decrypt4(encrypted, 0x10, 0x10, 0x120);
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return Decrypt4(encrypted, 0x10, 0x10, 0x120);
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}
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}
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byte[] Decrypt4_v11(byte[] encrypted) {
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return Decrypt4(encrypted, 0x0F, 0x0E, 0x120);
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}
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byte[] Decrypt4_v12(byte[] encrypted) {
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return Decrypt4(encrypted, 0x0C, 0x0C, 0x150);
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}
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byte[] Decrypt4(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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byte[] Decrypt4(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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var decrypted = new byte[encrypted.Length / 3 * 2 + 1];
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var decrypted = new byte[encrypted.Length / 3 * 2 + 1];
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@ -641,6 +671,10 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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return Decrypt8(encrypted, 0x19, 0x19, 0x500);
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return Decrypt8(encrypted, 0x19, 0x19, 0x500);
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}
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}
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byte[] Decrypt8_v12(byte[] encrypted) {
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return Decrypt8(encrypted, 0x14, 0x14, 0x600);
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}
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byte[] Decrypt8(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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byte[] Decrypt8(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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var decrypted = new byte[encrypted.Length];
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var decrypted = new byte[encrypted.Length];
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int ki = keyStart;
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int ki = keyStart;
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@ -682,6 +716,14 @@ namespace de4dot.code.deobfuscators.MaxtoCode {
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return Decrypt9(encrypted, 0x19, 0x19, 0x500);
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return Decrypt9(encrypted, 0x19, 0x19, 0x500);
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}
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}
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byte[] Decrypt9_v12(byte[] encrypted) {
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return Decrypt9(encrypted, 0x19, 0x19, 0x500);
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}
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byte[] Decrypt9_v13(byte[] encrypted) {
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return Decrypt9(encrypted, 5, 5, 0x510);
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}
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byte[] Decrypt9(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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byte[] Decrypt9(byte[] encrypted, int keyStart, int keyReset, int keyEnd) {
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var decrypted = new byte[encrypted.Length];
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var decrypted = new byte[encrypted.Length];
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int ki = keyStart;
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int ki = keyStart;
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