I had this thought speaking with fellow hacker friendos at 2600. Alternative ways to persist. Why not backdoor some popular programs? Sure why not? Today let’s scope in on backdooring some plugins for popular software. I will be covering a bunch of other programs, mainly stuff already on my computer. First plugin to backdoor will […]
Here we are finally at the last part of my series on backdooring dll files. I wanted to cover again detours as a means of backdooring dll files and executables. A fellow 2600 member I spoke to asked me the other day about what it would take to modify an exe without changing it on […]
Whaddup fellow crackers. Long time, no see. In this article, we’re going to do something I rarely bother with – Linux! Yes, you can backdoor Linux binaries quite easily. One method I like to use is via the LD_PRELOAD environment variable. Within the header file “dlfcn.h”, there exists a function named ‘dlsym’ which is used […]
Today I have some good news. Backdooring a dll file is a lot easier than I first made it out to be. Especially if we skip the bullshit of the IAT and take advantage of shellcode. There are problems with using shellcode – size constraints are different. In my previous example, I didn’t need much […]
Howdy! It’s been a dogs age, but I’m back at it. I had a crazy idea come to me. Backdoor a common DLL. From time to time I’ll download a dll off the net if its required for some other program to run. It hit me, how can I modify a dll to be backdoored […]