From 7ccb819f867493f8ec202ea3b39c94c198c64584 Mon Sep 17 00:00:00 2001 From: JustSomePwner Date: Thu, 30 Aug 2018 14:01:54 +0200 Subject: first --- enc_file/enc_file.vcxproj | 123 ++++++++++++++++++++++++++++++++++++++ enc_file/enc_file.vcxproj.filters | 22 +++++++ enc_file/source.cpp | 40 +++++++++++++ 3 files changed, 185 insertions(+) create mode 100644 enc_file/enc_file.vcxproj create mode 100644 enc_file/enc_file.vcxproj.filters create mode 100644 enc_file/source.cpp (limited to 'enc_file') diff --git a/enc_file/enc_file.vcxproj b/enc_file/enc_file.vcxproj new file mode 100644 index 0000000..1148942 --- /dev/null +++ b/enc_file/enc_file.vcxproj @@ -0,0 +1,123 @@ + + + + + Debug + Win32 + + + Release + Win32 + + + Debug + x64 + + + Release + x64 + + + + 15.0 + {9EF8BCE2-B57C-413C-803B-0FAB5A0747D8} + encfile + 10.0.16299.0 + + + + Application + true + v141 + MultiByte + + + Application + false + v141 + true + MultiByte + + + Application + true + v141 + MultiByte + + + Application + false + v141 + true + MultiByte + + + + + + + + + + + + + + + + + + + + + + + Level3 + MaxSpeed + true + true + true + true + + + true + true + + + + + Level3 + Disabled + true + true + + + + + Level3 + Disabled + true + true + + + + + Level3 + MaxSpeed + true + true + true + true + + + true + true + + + + + + + + + \ No newline at end of file diff --git a/enc_file/enc_file.vcxproj.filters b/enc_file/enc_file.vcxproj.filters new file mode 100644 index 0000000..9fa84c5 --- /dev/null +++ b/enc_file/enc_file.vcxproj.filters @@ -0,0 +1,22 @@ + + + + + {4FC737F1-C7A5-4376-A066-2A32D752A2FF} + cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx + + + {93995380-89BD-4b04-88EB-625FBE52EBFB} + h;hh;hpp;hxx;hm;inl;inc;xsd + + + {67DA6AB6-F800-4c08-8B7A-83BB121AAD01} + rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms + + + + + Source Files + + + \ No newline at end of file diff --git a/enc_file/source.cpp b/enc_file/source.cpp new file mode 100644 index 0000000..9056764 --- /dev/null +++ b/enc_file/source.cpp @@ -0,0 +1,40 @@ +#include +#include + +int main( ) { + uint8_t key{ }; + std::cin >> key; + printf( "key: %d", key ); + + auto file = CreateFileA( "./enc.dll", GENERIC_READ, 0, 0, OPEN_ALWAYS, 0, 0 ); + if( !file ) return 0; + + auto size = GetFileSize( file, 0 ); + if( !size ) { + CloseHandle( file ); + return 0; + } + + uint8_t* data = ( uint8_t* )( malloc( size ) ); + if( !ReadFile( file, data, size, 0, 0 ) ) { + CloseHandle( file ); + free( data ); + return 0; + } + + CloseHandle( file ); + + for( size_t i{ }; i < size; ++i ) { + data[ i ] ^= key; + } + + data[ 0 ] = 'c'; + data[ 1 ] = 'd'; + + FILE* f; + fopen_s( &f, "./out.dll", "wb" ); + fwrite( data, 1, size, f ); + fclose( f ); + + return 0; +} \ No newline at end of file -- cgit v1.2.3