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Question about anti-debug methods and anti-anti-debug methods

I've come across several binaries that have simple anti-debug methods in place, like checking IsDebuggerPresent(), NtQueryInformationProcess(), etc. But I recently came across a binary that looked ...
Joshua Terrill's user avatar
-1 votes
1 answer
179 views

Anti-patching checksum [closed]

I'm busy with debugging a program in x64dbg and it has some kind of anti-patching mechanism so can someone please advise me on how I would go about finding the functions which are calculating the ...
jjprince's user avatar
0 votes
1 answer
708 views

How can I detect if my application is running in x64debug?

I am writing my own applications to practice reversing. I want to be able to detect debuggers and change the execution in response. When building the application, I am easily able to detect it is ...
Srackers's user avatar
0 votes
1 answer
2k views

How to bypass anti-debugging C++

So I have a crackme my friend sent to try and crack it but the problem that I cannot bypass the anti-debugging or even patching it. I even tried using ScyllaHide at max settings but still it detects ...
Ahmed minegames's user avatar
2 votes
1 answer
3k views

Program prevents x64dbg from starting or kills it if it's already running. What to do?

I have the following problem with x64dbg. I am trying to debug a x64 PE program with x64dbg on Windows. It looks like the program has some sort of anti-debug protection. I have the following behavior: ...
ne0n's user avatar
  • 21
1 vote
0 answers
554 views

Process terminating when breakpoint reached

I want to set breakpoint on the recv function to replace the received packets. But, I can not put breakpoint on any instruction in the program, the process simply closes with code 4000001f. I also ...
artbotva's user avatar
2 votes
1 answer
461 views

dongle check happen before a debugger start debugging

i'm trying to fake the test ( dongle exist ) but one problem that i encounter is that the application detect it before i start debugging it . this is what happen with more details : open( not ...
kc.wang's user avatar
  • 21
1 vote
0 answers
472 views

Failed to set breakpoint (Anti-debug protection)

Sorry for my bad English in advance. There is a program that has some protection. The problem is I can not set hardware and software breakpoints in x64dbg (to be more precise - not everywhere), cuz ...
DBenson's user avatar
  • 131
-1 votes
1 answer
2k views

VMProtect keygen, turn off the anti-debugging

who faced with VMProtect? I just found on the Internet crackme and decided to grunt it, but unfortunately not that good of it did not work out, as the message about prevention of debugging climbed out....
alex-rudenkiy's user avatar