| Each string in Flag.txt is a key
file = open('Flag.txt','w')
for a in range(33,126):
    for b in range(33,126):
        for c in range(33,126):
            for d in range(33,126):
                for e in range(33,126):
                    for f in range(33,126):
                        if ((e-f)*(e-f)+136*(c-b)*(d-a) == 1632):
                            temp=chr(a)
                            temp+='xx'
                            temp+=chr(b)
                            temp+='x'
                            temp+=chr(c)
                            temp+=chr(d)
                            temp+='xx'
                            temp+=chr(e)
                            temp+=chr(f)
                            file.writelines(temp)
                            file.write("\n")
file.close() | ==> | 
 
                    
                    
                        | I found clear password in x64DBG: DQN34KK6717O8799RQ61 | ==> | 
 
                    
                    
                        | The Flag is your name's first five chars and 'hijkl'
Your name: randomchar
Password:  randohijkl | ==> | 
 
                    
                    
                        | 5up3rH1dd3nPa55w0rd
Nice challenge | ==> |