【神器】yololib 飘云修改版 -- 给iOS APP 添加导入表注入--你懂的

转:http://www.dllhook.com/post/37.html

// 增加参数检测并提示，防止出错

/*yololibInject dylibs into existing Mach-O binariesDO WHAT THE FUCK YOU WANT TO PUBLIC LICENSEVersion 2, December 2004Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>Everyone is permitted to copy and distribute verbatim or modifiedcopies of this license document, and changing it is allowed as longas the name is changed.DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSETERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION0. You just DO WHAT THE FUCK YOU WANT TO.*/#include <stdio.h>
#include <string.h>
#include <mach-o/fat.h>
#include <mach-o/loader.h>
#import <Foundation/Foundation.h>NSString* DYLIB_PATH;//#define DYLIB_PATH "@executable_path/crack.dylib"
#define DYLIB_CURRENT_VER 0x10000
#define DYLIB_COMPATIBILITY_VERSION 0x10000#define swap32(value) (((value & 0xFF000000) >> 24) | ((value & 0x00FF0000) >> 8) | ((value & 0x0000FF00) << 8) | ((value & 0x000000FF) << 24) )
#define ARMV7 9
#define ARMV6 6void inject_dylib(FILE* newFile, uint32_t top) {fseek(newFile, top, SEEK_SET);struct mach_header mach;fread(&mach, sizeof(struct mach_header), 1, newFile);NSData* data = [DYLIB_PATH dataUsingEncoding:NSUTF8StringEncoding];uint32_t dylib_size = (uint32_t)[data length] + sizeof(struct dylib_command);dylib_size += sizeof(long) - (dylib_size % sizeof(long)); // load commands like to be aligned by longmach.ncmds += 1;uint32_t sizeofcmds = mach.sizeofcmds;mach.sizeofcmds += dylib_size;fseek(newFile, -sizeof(struct mach_header), SEEK_CUR);fwrite(&mach, sizeof(struct mach_header), 1, newFile);printf("Patching mach_header..\n");fseek(newFile, sizeofcmds, SEEK_CUR);struct dylib_command dyld;fread(&dyld, sizeof(struct dylib_command), 1, newFile);printf("Attaching dylib..\n\n");dyld.cmd = LC_LOAD_DYLIB;dyld.cmdsize = dylib_size;dyld.dylib.compatibility_version = DYLIB_COMPATIBILITY_VERSION;dyld.dylib.current_version = DYLIB_CURRENT_VER;dyld.dylib.timestamp = 2;dyld.dylib.name.offset = sizeof(struct dylib_command);fseek(newFile, -sizeof(struct dylib_command), SEEK_CUR);fwrite(&dyld, sizeof(struct dylib_command), 1, newFile);fwrite([data bytes], [data length], 1, newFile);}/*使用方法：./yololib 目标名称 dylib名称
*/
int main(int argc, const char * argv[])
{char buffer[4096], binary[4096], dylib[4096];// Fixed By PiaoYun// 2014-08-01if (argv[1] == NULL || argv[2] == NULL){printf("error! ===>>(argv[1] == NULL or argv[2] == NULL)\n");printf("usage: yololib binary dylib\n");return -1;}strlcpy(binary, argv[1], sizeof(binary));strlcpy(dylib, argv[2], sizeof(dylib));DYLIB_PATH = [NSString stringWithFormat:@"@executable_path/%@", [NSString stringWithUTF8String:dylib]];NSLog(@"dylib path %@", DYLIB_PATH);FILE *binaryFile = fopen(binary, "r+");printf("Reading binary: %s\n\n", binary);fread(&buffer, sizeof(buffer), 1, binaryFile);struct fat_header* fh = (struct fat_header*) (buffer);if (fh->magic == FAT_CIGAM) {struct fat_arch* arch = (struct fat_arch*) &fh[1];printf("FAT binary!\n");int i;for (i = 0; i < swap32(fh->nfat_arch); i++) {printf("Injecting to arch %i\n", swap32(arch->cpusubtype));inject_dylib(binaryFile, swap32(arch->offset));arch++;}}else {printf("Thin binary!\n");inject_dylib(binaryFile, 0);}printf("Complete!\n");return 0;
}

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【神器】yololib 飘云修改版 -- 给iOS APP 添加导入表注入--你懂的

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