Files
BinaryObjectScanner/BurnOutSharp/ProtectionType/SecuROM.cs
2022-05-01 17:41:50 -07:00

258 lines
12 KiB
C#

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using BurnOutSharp.ExecutableType.Microsoft.PE;
using BurnOutSharp.Interfaces;
using BurnOutSharp.Matching;
using BurnOutSharp.Tools;
namespace BurnOutSharp.ProtectionType
{
// TODO: Investigate SecuROM for Macintosh
public class SecuROM : IPathCheck, IPortableExecutableCheck
{
/// <inheritdoc/>
public string CheckPortableExecutable(string file, PortableExecutable pex, bool includeDebug)
{
// Get the sections from the executable, if possible
var sections = pex?.SectionTable;
if (sections == null)
return null;
string name = pex.FileDescription;
if (!string.IsNullOrWhiteSpace(name) && name.Contains("SecuROM PA"))
return $"SecuROM PA v{Utilities.GetInternalVersion(pex)}";
// Get the matrosch section, if it exists
bool matroschSection = pex.ContainsSection("matrosch", exact: true);
if (matroschSection)
return $"SecuROM Matroschka Package";
// Get the .securom section, if it exists
bool securomSection = pex.ContainsSection(".securom", exact: true);
if (securomSection)
return $"SecuROM {GetV7Version(pex)}";
// TODO: This needs a lot of verification, including version
// Get the .shr section, if it exists
bool shrSection = pex.ContainsSection(".shr", exact: true);
if (shrSection)
return $"SecuROM 8 (White Label)";
// Get the .sll section, if it exists
bool sllSection = pex.ContainsSection(".sll", exact: true);
if (sllSection)
return $"SecuROM SLL Protected (for SecuROM v8.x)";
// Search after the last section
// TODO: Figure out how to do this in a more reasonable way
var lastSection = sections.LastOrDefault();
if (lastSection != null)
{
int sectionAddr = (int)lastSection.PointerToRawData;
int sectionEnd = sectionAddr + (int)lastSection.VirtualSize;
var postLastSectionData = pex.ReadArbitraryRange(rangeStart: sectionEnd);
if (postLastSectionData != null)
{
var matchers = new List<ContentMatchSet>
{
// AddD + (char)0x03 + (char)0x00 + (char)0x00 + (char)0x00)
new ContentMatchSet(new byte?[] { 0x41, 0x64, 0x64, 0x44, 0x03, 0x00, 0x00, 0x00 }, GetV4Version, "SecuROM"),
};
string match = MatchUtil.GetFirstMatch(file, postLastSectionData, matchers, includeDebug);
if (!string.IsNullOrWhiteSpace(match))
return match;
}
}
// Get the sections 5+, if they exist (example names: .fmqyrx, .vcltz, .iywiak)
for (int i = 4; i < sections.Length; i++)
{
var nthSection = sections[i];
string nthSectionName = nthSection.NameString;
if (nthSection != null && nthSectionName != ".idata" && nthSectionName != ".rsrc")
{
var nthSectionData = pex.ReadRawSection(nthSectionName, first: true);
if (nthSectionData != null)
{
var matchers = new List<ContentMatchSet>
{
// (char)0xCA + (char)0xDD + (char)0xDD + (char)0xAC + (char)0x03
new ContentMatchSet(new byte?[] { 0xCA, 0xDD, 0xDD, 0xAC, 0x03 }, GetV5Version, "SecuROM"),
};
string match = MatchUtil.GetFirstMatch(file, nthSectionData, matchers, includeDebug);
if (!string.IsNullOrWhiteSpace(match))
return match;
}
}
}
// Get the .rdata section, if it exists
if (pex.ResourceDataSectionRaw != null)
{
var matchers = new List<ContentMatchSet>
{
// drm_pagui_doit -- shortened from "_and_play.dll + (char)0x00 + drm_pagui_doit"
new ContentMatchSet(new byte?[]
{
0x64, 0x72, 0x6D, 0x5F, 0x70, 0x61, 0x67, 0x75,
0x69, 0x5F, 0x64, 0x6F, 0x69, 0x74
}, Utilities.GetInternalVersion, "SecuROM Product Activation"),
// TODO: Re-enable this one if the above undermatches somehow
// // S + (char)0x00 + e + (char)0x00 + c + (char)0x00 + u + (char)0x00 + R + (char)0x00 + O + (char)0x00 + M + (char)0x00 + + (char)0x00 + P + (char)0x00 + A + (char)0x00
// new ContentMatchSet(new byte?[]
// {
// 0x53, 0x00, 0x65, 0x00, 0x63, 0x00, 0x75, 0x00,
// 0x52, 0x00, 0x4F, 0x00, 0x4D, 0x00, 0x20, 0x00,
// 0x50, 0x00, 0x41, 0x00
// }, Utilities.GetInternalVersion, "SecuROM Product Activation"),
};
string match = MatchUtil.GetFirstMatch(file, pex.ResourceDataSectionRaw, matchers, includeDebug);
if (!string.IsNullOrWhiteSpace(match))
return match;
}
// Get the .cms_d and .cms_t sections, if they exist -- TODO: Confirm if both are needed or either/or is fine
bool cmsdSection = pex.ContainsSection(".cmd_d", true);
bool cmstSection = pex.ContainsSection(".cms_t", true);
if (cmsdSection || cmstSection)
return $"SecuROM 1-3";
return null;
}
/// <inheritdoc/>
public ConcurrentQueue<string> CheckDirectoryPath(string path, IEnumerable<string> files)
{
var matchers = new List<PathMatchSet>
{
// TODO: Verify if these are OR or AND
new PathMatchSet(new PathMatch("CMS16.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS_95.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS_NT.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS32_95.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS32_NT.DLL", useEndsWith: true), "SecuROM"),
// TODO: Verify if these are OR or AND
new PathMatchSet(new PathMatch("SINTF32.DLL", useEndsWith: true), "SecuROM New"),
new PathMatchSet(new PathMatch("SINTF16.DLL", useEndsWith: true), "SecuROM New"),
new PathMatchSet(new PathMatch("SINTFNT.DLL", useEndsWith: true), "SecuROM New"),
// TODO: Find more samples of this for different versions
new PathMatchSet(new List<PathMatch>
{
new PathMatch("securom_v7_01.bak", useEndsWith: true),
new PathMatch("securom_v7_01.dat", useEndsWith: true),
new PathMatch("securom_v7_01.tmp", useEndsWith: true),
}, "SecuROM 7.01"),
};
return MatchUtil.GetAllMatches(files, matchers, any: true);
}
/// <inheritdoc/>
public string CheckFilePath(string path)
{
var matchers = new List<PathMatchSet>
{
new PathMatchSet(new PathMatch("CMS16.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS_95.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS_NT.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS32_95.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("CMS32_NT.DLL", useEndsWith: true), "SecuROM"),
new PathMatchSet(new PathMatch("SINTF32.DLL", useEndsWith: true), "SecuROM New"),
new PathMatchSet(new PathMatch("SINTF16.DLL", useEndsWith: true), "SecuROM New"),
new PathMatchSet(new PathMatch("SINTFNT.DLL", useEndsWith: true), "SecuROM New"),
new PathMatchSet(new PathMatch("securom_v7_01.bak", useEndsWith: true), "SecuROM 7.01"),
new PathMatchSet(new PathMatch("securom_v7_01.dat", useEndsWith: true), "SecuROM 7.01"),
new PathMatchSet(new PathMatch("securom_v7_01.tmp", useEndsWith: true), "SecuROM 7.01"),
};
return MatchUtil.GetFirstMatch(path, matchers, any: true);
}
public static string GetV4Version(string file, byte[] fileContent, List<int> positions)
{
int index = positions[0] + 8; // Begin reading after "AddD"
char version = (char)fileContent[index];
index += 2;
string subVersion = Encoding.ASCII.GetString(fileContent, index, 2);
index += 3;
string subSubVersion = Encoding.ASCII.GetString(fileContent, index, 2);
index += 3;
string subSubSubVersion = Encoding.ASCII.GetString(fileContent, index, 4);
if (!char.IsNumber(version))
return "(very old, v3 or less)";
return $"{version}.{subVersion}.{subSubVersion}.{subSubSubVersion}";
}
public static string GetV5Version(string file, byte[] fileContent, List<int> positions)
{
int index = positions[0] + 8; // Begin reading after "ÊÝݬ"
byte version = (byte)(fileContent[index] & 0x0F);
index += 2;
byte[] subVersion = new byte[2];
subVersion[0] = (byte)(fileContent[index] ^ 36);
index++;
subVersion[1] = (byte)(fileContent[index] ^ 28);
index += 2;
byte[] subSubVersion = new byte[2];
subSubVersion[0] = (byte)(fileContent[index] ^ 42);
index++;
subSubVersion[0] = (byte)(fileContent[index] ^ 8);
index += 2;
byte[] subSubSubVersion = new byte[4];
subSubSubVersion[0] = (byte)(fileContent[index] ^ 16);
index++;
subSubSubVersion[1] = (byte)(fileContent[index] ^ 116);
index++;
subSubSubVersion[2] = (byte)(fileContent[index] ^ 34);
index++;
subSubSubVersion[3] = (byte)(fileContent[index] ^ 22);
if (version == 0 || version > 9)
return string.Empty;
return $"{version}.{subVersion[0]}{subVersion[1]}.{subSubVersion[0]}{subSubVersion[1]}.{subSubSubVersion[0]}{subSubSubVersion[1]}{subSubSubVersion[2]}{subSubSubVersion[3]}";
}
// These live in the MS-DOS stub, for some reason
private static string GetV7Version(PortableExecutable pex)
{
int index = 172; // 64 bytes for DOS stub, 236 bytes in total
byte[] bytes = new ReadOnlySpan<byte>(pex.DOSStubHeader.ExecutableData, index, 4).ToArray();
//SecuROM 7 new and 8
if (bytes[3] == 0x5C) // if (bytes[0] == 0xED && bytes[3] == 0x5C {
{
return $"{bytes[0] ^ 0xEA}.{bytes[1] ^ 0x2C:00}.{bytes[2] ^ 0x8:0000}";
}
// SecuROM 7 old
else
{
index = 58; // 64 bytes for DOS stub, 122 bytes in total
bytes = new ReadOnlySpan<byte>(pex.DOSStubHeader.ExecutableData, index, 2).ToArray();
return $"7.{bytes[0] ^ 0x10:00}.{bytes[1] ^ 0x10:0000}"; //return "7.01-7.10"
}
}
}
}