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icheernoom/prog50.py

Created August 25, 2015 05:05
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  1. icheernoom revised this gist Aug 25, 2015. No changes.
  2. icheernoom created this gist Aug 25, 2015.
    76 changes: 76 additions & 0 deletions prog50.py
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,76 @@
    #!/usr/bin/python
    # Author: Kitwipat Towattana (@icheernoom)

    import socket, re, time

    def get_num(recv):
    m = re.match("(.+)\nGimme", recv)
    num = m.group(1).split(' ')
    num = map(int, num)
    return num

    def calc(recv):
    if "maximum" in recv:
    print "[+] Maximum"
    return max(get_num(recv))
    elif "minimum" in recv:
    print "[+] Minimum"
    return min(get_num(recv))
    elif "sum" in recv:
    print "[+] Sum"
    num = get_num(recv)
    num = "+".join(map(str, num))
    sum = eval(num)
    return sum
    elif "average" in recv:
    print "[+] Average"
    num = get_num(recv)
    count = len(num)
    num = "+".join(map(str, num))
    sum = eval(num)
    var = str(float(sum)/float(count))
    return var
    else:
    print recv
    exit()

    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.connect(('vuln2015.icec.tf', 9000))
    while True:
    time.sleep(4)
    recv = s.recv(81920000)
    data = calc(recv)
    print "[*] Sending:",data
    s.send(bytes(data)+"\r\n")
    s.close

    '''
    root@ubuntu:~# python prog50.py
    [+] Maximum
    [*] Sending: 6915
    [+] Minimum
    [*] Sending: 27
    [+] Maximum
    [*] Sending: 9802
    [+] Minimum
    [*] Sending: 1873
    [+] Minimum
    [*] Sending: 336
    [+] Sum
    [*] Sending: 291411
    ...[snip]...
    [+] Minimum
    [*] Sending: 6
    [+] Average
    [*] Sending: 4903.53196622
    [+] Average
    [*] Sending: 4962.05309735
    [+] Maximum
    [*] Sending: 9999
    [+] Average
    [*] Sending: 4914.8852459
    [+] Minimum
    [*] Sending: 4
    Welcome Daniel!
    The flag is: why_is_there_code_in_my_statistics
    '''