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Print the offset in the hex output #18

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Print the offset in the hex output #18

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25 changes: 13 additions & 12 deletions DefenderCheck/DefenderCheck/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -24,11 +24,11 @@ static void Main(string[] args)
Console.WriteLine("[-] Can't access the target file");
return;
}


if (debug) { Console.WriteLine("Scanning the whole file first"); }
string originalFileDetectionStatus = Scan(targetfile).ToString();
if (originalFileDetectionStatus.Equals("NoThreatFound"))
{
if (debug) { Console.WriteLine("Scanning the whole file first"); }
Console.WriteLine("[+] No threat found in submitted file!");
return;
}
Expand Down Expand Up @@ -109,7 +109,7 @@ public static byte[] HalfSplitter(byte[] originalarray, int lastgood) //Will rou
{
Buffer.BlockCopy(originalarray, originalarray.Length - 256, offendingBytes, 0, 256);
}
HexDump(offendingBytes, 16);
HexDump(offendingBytes, 16, originalarray.Length - offendingBytes.Length);
File.Delete(@"C:\Temp\testfile.exe");
Environment.Exit(0);
}
Expand Down Expand Up @@ -202,7 +202,7 @@ public enum ScanResult
}

//Adapted from https://www.codeproject.com/Articles/36747/Quick-and-Dirty-HexDump-of-a-Byte-Array
public static void HexDump(byte[] bytes, int bytesPerLine = 16)
public static void HexDump(byte[] bytes, int bytesPerLine = 16, int offset = 0)
{
if (bytes == null)
{
Expand Down Expand Up @@ -231,14 +231,15 @@ public static void HexDump(byte[] bytes, int bytesPerLine = 16)

for (int i = 0; i < bytesLength; i += bytesPerLine)
{
line[0] = HexChars[(i >> 28) & 0xF];
line[1] = HexChars[(i >> 24) & 0xF];
line[2] = HexChars[(i >> 20) & 0xF];
line[3] = HexChars[(i >> 16) & 0xF];
line[4] = HexChars[(i >> 12) & 0xF];
line[5] = HexChars[(i >> 8) & 0xF];
line[6] = HexChars[(i >> 4) & 0xF];
line[7] = HexChars[(i >> 0) & 0xF];
int address = offset + i;
line[0] = HexChars[(address >> 28) & 0xF];
line[1] = HexChars[(address >> 24) & 0xF];
line[2] = HexChars[(address >> 20) & 0xF];
line[3] = HexChars[(address >> 16) & 0xF];
line[4] = HexChars[(address >> 12) & 0xF];
line[5] = HexChars[(address >> 8) & 0xF];
line[6] = HexChars[(address >> 4) & 0xF];
line[7] = HexChars[(address >> 0) & 0xF];

int hexColumn = firstHexColumn;
int charColumn = firstCharColumn;
Expand Down