CTF remember a topic WP

I had the honor to participate in a CTF entry-level topic, look at this record WP

1, the test speed you succeed

1, open the program with IDA
find clicks,

global variables with the address.
Open the program
opens OllyDbg

after attcach in the lower left Press CTRL + N
skip the memory address 004099F0

Right-click the next hardware write breakpoint.
Then press F9 to run
and then click Click

It changed to hexadecimal 19999

Then press F9

2, simple password problem

UPX shelling

After the reverse with IDA

Note the address base64 encoded

After opening x64dbg load

Press F9 RIP will revise 401,530

Then press F9 to base64 encoded print out

As follows

After copying down a new html

Then open

Guess you like

Origin www.cnblogs.com/godoforange/p/11531221.html