Quick bruteforcer. No results.

kpbreaker.py

import sys
sys.path.append("./python-keepass/python")
from keepass import kpdb
byte_strings = [hex(x)[2:].rjust(2, '0').lower() for x in range(255)]
pass_template = "%s3b140a6ec5%sec"
num_tried = 0
for s1 in byte_strings:
        for s2 in byte_strings:
                tmp_pw = pass_template % (s1, s2)
                num_tried += 1
                if num_tried % 1000 == 0:
                        print 'Trying %s, attempt # %s' % (tmp_pw, num_tried)
                try:
                        db = kpdb.Database("/home/ec2-user/3hzd3ob2wBBeMsmkUW1AHZH78TlgL1UMBVBL07mY.kdbx", tmp_pw)
                        print db
                        break
                except IOError:
                        continue
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