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#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef _WIN32
#include <windows.h>
#include <io.h>
#include <direct.h>
#else
#include <unistd.h>
#include <sys/mman.h>
#include <fcntl.h>
#endif
#include <glib.h>
#include <gio/gio.h>
char *Seed="\x20\0\0\0WgQgJ3vyYvAAkHHhFdueKh2ssZli8Ko4"; // beta
char *SeedPtr=0;
static int Keys[3];
static int Keys1[3];
int FileSize=0;
void* Base=0;
void *ReadPtr=0;
int NumFiles=0;
int IndexSize=0;
int IndexOffs=0;
static const unsigned int dword_1AFDA80[256] = {
0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,
0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
};
gintptr CryptCRC_(int *Keys, char param3)
{
gintptr result; // eax@1
int *v4; // ST00_4@1
v4 = Keys;
*Keys = dword_1AFDA80[(guint8)(*Keys ^ param3)] ^ ((unsigned int)*Keys >> 8);
v4[1] += *v4 & 0xFF;
v4[1] = 290333451 * v4[1] + 1;
result = (gintptr)Keys;
Keys[2] = dword_1AFDA80[(guint8)(Keys[2] ^ ((unsigned int)Keys[1] >> 24))] ^ ((unsigned int)Keys[2] >> 8);
return result;
}
gintptr InitCrypt(int *Keys, int **Par2, int FileSize)
{
int result; // eax@5
int j; // [sp+8h] [bp-38h]@11
int *v5; // [sp+Ch] [bp-34h]@11
int v6; // [sp+10h] [bp-30h]@11
int i; // [sp+1Ch] [bp-24h]@7
int *v8; // [sp+20h] [bp-20h]@7
int v9; // [sp+24h] [bp-1Ch]@7
int k; // [sp+30h] [bp-10h]@2
int *v11; // [sp+34h] [bp-Ch]@2
int v12; // [sp+38h] [bp-8h]@2
if ( FileSize % 3u )
{
if ( FileSize % 3u == 1 )
{
v9 = *(*Par2 - 1);
v8 = *Par2;
*Keys = 305419896;
Keys[1] = FileSize;
Keys[2] = 878082192;
for ( i = 0; i < v9; ++i )
CryptCRC_(Keys, *((guint8 *)v8 + i));
result = (gintptr)Keys;
}
else
{
v6 = *(*Par2 - 1);
v5 = *Par2;
*Keys = 305419896;
Keys[1] = 591751049;
Keys[2] = FileSize;
for ( j = 0; j < v6; ++j )
CryptCRC_(Keys, *((guint8 *)v5 + j));
result = (gintptr)Keys;
}
}
else
{
v12 = *(*Par2 - 1);
v11 = *Par2;
*Keys = FileSize;
Keys[1] = 591751049;
Keys[2] = 878082192;
for ( k = 0; k < v12; ++k )
CryptCRC_(Keys, *((guint8 *)v11 + k));
result = (gintptr)Keys;
}
return result;
}
int DeCrypt(int *Keys, char *pBuffer, int Count)
{
int result; // eax@3
int v4; // edx@3
char v5; // ST17_1@3
int *v6; // [sp+0h] [bp-18h]@1
int v7; // [sp+14h] [bp-4h]@1
v6 = Keys;
v7 = 0;
while ( v7 < Count )
{
v4 = (guint8)((guint16)((*((guint16 *)v6 + 4) | 2) * ((*((guint16 *)v6 + 4) | 2) ^ 1)) >> 8);
v5 = v4 ^ *(guint8 *)pBuffer;
CryptCRC_(v6, v5);
*(guint8 *)pBuffer = v5;
result = v7++ + 1;
pBuffer = (char *)((char *)pBuffer + 1);
}
return result;
}
int CalcNameHash(char *Name)
{
char v2; // [sp+3h] [bp-15h]@7
char v3; // [sp+4h] [bp-14h]@4
char v4; // [sp+5h] [bp-13h]@5
int i; // [sp+10h] [bp-8h]@1
int v6; // [sp+14h] [bp-4h]@1
v6 = 0;
for ( i = 0; i < *((guintptr *)Name + 1); ++i )
{
if ( *(guint8 *)(*(guintptr *)Name + i) == 92 )
{
v3 = 47;
}
else
{
v4 = *(guint8 *)(*(guintptr *)Name + i);
if ( v4 < 'A' || v4 > 'Z' )
v2 = *(guint8 *)(*(guintptr *)Name + i);
else
v2 = v4 + ' ';
v3 = v2;
}
v6 = v3 + 5 * v6;
}
return v6;
}
void DecryptBytes(int Len, void*Ptr)
{
if(Len==0)
return;
DeCrypt(Keys,(char*)ReadPtr,Len);
memcpy(Ptr,ReadPtr,Len);
ReadPtr=Len+(char*)ReadPtr;
}
int DecryptDword()
{
int Tmp=0;
DecryptBytes(4,&Tmp);
return Tmp;
}
int DecryptWord()
{
int Tmp=0;
DecryptBytes(2,&Tmp);
return Tmp&65535;
}
int main(int argc, char*argv[])
{
int Tmp,i, FNLen,FileSize,FileExpSize,FileOffs,Bad,CompressMethod,Extra,Comment;
char Buff[4097];
char *zfile,*file;
void *OldReadPtr;
GFile *src;
GFile *dest;
GFileInfo *info;
#ifdef _WIN32
HANDLE HF,HM;
#else
int HF;
#endif
#ifdef _WIN32
FILE *nul=fopen("nul","w");
#else
FILE *nul=fopen("/dev/null","w");
#endif
g_type_init();
strcpy(Buff,argv[1]);
strcpy(Buff+strlen(Buff)-4,".zip");
printf("Copying '%s' to '%s'\n",argv[1],Buff);
src = g_file_new_for_path(argv[1]);
dest = g_file_new_for_path(Buff);
g_file_copy(src, dest, G_FILE_COPY_OVERWRITE, NULL, NULL, NULL, NULL);
info = g_file_query_info(dest, G_FILE_ATTRIBUTE_STANDARD_SIZE, G_FILE_QUERY_INFO_NONE, NULL, NULL);
FileSize = (int) g_file_info_get_attribute_uint64(info, G_FILE_ATTRIBUTE_STANDARD_SIZE);
g_object_unref(info);
g_object_unref(src);
g_object_unref(dest);
printf("Mapping file");
#ifdef _WIN32
HF=CreateFile(Buff,GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_WRITE|FILE_SHARE_READ,0,OPEN_EXISTING,0,0);
HM=CreateFileMapping(HF,0,PAGE_READWRITE,0,0,0);
Base=MapViewOfFile(HM,FILE_MAP_WRITE,0,0,0);
#else
HF = g_open(Buff, O_RDWR, 0);
Base = mmap(NULL, FileSize, PROT_READ|PROT_WRITE, MAP_SHARED, HF, 0);
close(HF);
#endif
SeedPtr=Seed+4;
if(!Base)
{
fprintf(nul,"Error\n");
return;
}
ReadPtr=((char*)Base)+FileSize-0x16;
InitCrypt(Keys,(int**)&SeedPtr,FileSize-0x16);
fprintf(nul,"Keys: %08x %08X %08X\n",Keys[0],Keys[1],Keys[2]); // 05f0638b 92BB87AF BFE44C9E
Tmp=DecryptDword();
fprintf(nul,"Signature: %08X\n",Tmp);
if(Tmp!=0x6054B50)
{
puts("Incorrect signature");
return;
}
fprintf(nul,"%04X\n",DecryptWord()); // always 0
fprintf(nul,"%04X\n",DecryptWord()); // always 0
NumFiles=DecryptWord();
fprintf(nul,"Number of files: %04X\n",NumFiles); // number of files?
fprintf(nul,"%04X\n",DecryptWord()); // ==
IndexSize=DecryptDword();
fprintf(nul,"Index Size : %08X\n",IndexSize);
IndexOffs=DecryptDword();
fprintf(nul,"Index Offset: %08X\n",IndexOffs);
fprintf(nul,"%04X\n",DecryptWord()); // always 0
if(IndexSize+IndexOffs+0x16!=FileSize)
{
puts("Error!");
return;
}
ReadPtr=((char*)Base)+IndexOffs;
InitCrypt(Keys,(int**)&SeedPtr,IndexOffs);
Loop:
printf("\r%d ",NumFiles);
Tmp=DecryptDword();
fprintf(nul,"Idx signature: %08X\n",Tmp);
if(Tmp!=0x2014B50)
{
puts("Incorrect signature");
return;
}
fprintf(nul,"%04X\n",DecryptWord());
fprintf(nul,"%04X\n",DecryptWord()); // <= 0x14
fprintf(nul,"%04X\n",DecryptWord()); // AND 0x2061 == 0
CompressMethod=DecryptWord();
fprintf(nul,"%04X\n",CompressMethod); // == 0 or == 8
fprintf(nul,"%08X\n",DecryptDword()); // filedatetime
fprintf(nul,"%08X\n",DecryptDword()); // crc
FileSize=DecryptDword();
fprintf(nul,"File size: %08X\n",FileSize);
FileExpSize=DecryptDword();
fprintf(nul,"Exp size: %08X\n",FileExpSize);
FNLen=DecryptWord();
fprintf(nul,"Filename Len: %04X\n",FNLen); // ?
Extra=DecryptWord();
fprintf(nul,"%04X\n",Extra);
Comment=DecryptWord();
fprintf(nul,"%04X\n",Comment);
fprintf(nul,"%04X\n",DecryptWord());
fprintf(nul,"%04X\n",DecryptWord());
fprintf(nul,"%08X\n",DecryptDword());
FileOffs=DecryptDword();
fprintf(nul,"File Offset: %08X\n",FileOffs);
DecryptBytes(FNLen,Buff);
Buff[FNLen]=0;
fprintf(nul,"Filename: '%s'\n",Buff);
DecryptBytes(Extra,Buff);
DecryptBytes(Comment,Buff);
// for(i=0; i<SkipLen+1 ; i++) // в публике == 9!
// fprintf(nul,"%08X\n",DecryptDword());
do_dump:
OldReadPtr=ReadPtr;
memcpy(Keys1,Keys,3*4);
ReadPtr=((char*)Base)+FileOffs;
InitCrypt(Keys,(int**)&SeedPtr,FileOffs);
Tmp=DecryptDword();
fprintf(nul,"File signature: %08X\n",Tmp);
if(Tmp!=0x4034B50)
{
puts("Incorrect signature");
return;
}
fprintf(nul,"%04X\n",DecryptWord()); // <0x14
fprintf(nul,"%04X\n",DecryptWord()); // AND 0x2061 == 0
fprintf(nul,"%04X\n",DecryptWord());
fprintf(nul,"%08X\n",DecryptDword());
fprintf(nul,"%08X\n",DecryptDword());
FileSize=DecryptDword();
fprintf(nul,"File Compressed Size: %08X\n",FileSize);
FileExpSize=DecryptDword();
fprintf(nul,"File Expanded Size: %08X\n",FileExpSize);
FNLen=DecryptWord();
fprintf(nul,"%04X\n",FNLen);
Extra=DecryptWord();
fprintf(nul,"%04X\n",Extra);
DecryptBytes(FNLen,Buff); // Second copy of file name
DecryptBytes(Extra,Buff); // Second copy of file name
ReadPtr=OldReadPtr;
memcpy(Keys,Keys1,3*4);
if(--NumFiles)
goto Loop;
Exit:
puts(" \n\nDone!");
#ifdef _WIN32
UnmapViewOfFile(Base);
CloseHandle(HF);
#else
munmap(Base, FileSize);
#endif
}