PESpin is a Windows executable files (EXE, DLL) protector, compressor coded in pure assembly using MASM. It allows compression of the whole executable - code, data and resources, leaving them executable and protects against patching and disassembling.

Compatibility with Windows® XP/Vista/7

PESpin screenshots

BugDbg x64 screenshots

  Download

• PESpin v1.21a 64-bit version [October 21, 2012]
  MD5 D0A47937B340E43791E926DCFF9209A8 *PESpin_x64.exe
  
  
• PESpin v1.33 32-bit version [May 03, 2011]
  MD5 BFE39BAAF8C8989C0E8DFD034210F462 *PESpin.exe
  
  
• dotNetSpin v0.2 .NET version [April 12, 2011]
  
  
• BugDbg x64 v0.7.5 [March 12, 2013]
  no installation needed but BugDbg needs Visual C++ runtimes http://www.microsoft.com/en-us/download/details.aspx?id=14632