Now, we can piece together complete information we have gathered to create malicious shellcode. The shellcode will tell the victim machine to talk back toContinue readingOSCP – Detail Guide to Stack-based buffer Overflow – 9

Now download the mona module and paste into C:\Program Files (x86)\Immunity Inc\Immunity Debugger\PyCommands folder Open Vulnserver and attach it with Immunity Debugger and then typeContinue readingOSCP – Detail Guide to Stack-based buffer Overflow – 8

Now that we know the EIP is after 2003 bytes, we can modify our code ever so slightly to confirm our control. Here is myContinue readingOSCP – Detail Guide to Stack-based buffer Overflow – 7

In this blog, we will use our python script to again do execute the same task again. So this time we will call it fuzzing.Continue readingOSCP – Detail Guide to Stack-based buffer Overflow – 6

In this blog , let’s Practice the overflow attack in real-time. For this attack, we need the following resources : – Any Windows Operating SystemContinue readingOSCP – Detail Guide to Stack-based buffer Overflow – 5

So let’s look into the stack in more details we as we already know now how the stack is working. So now let’s get someContinue readingOSCP – Detail Guide to Stack-based buffer Overflow – 4

Memory is the most crucial part of a system. We discussed memory and its working so now let’s see Memory in more details Generally, aContinue readingOSCP – Detail Guide to Stack-based buffer Overflow – 3

In this blog, we will talk about CPU architecture & its components The CPU consists of Four Parts:– The Control Unit is generally a sizableContinue readingOSCP – Detail Guide to Stack-based buffer Overflow – 2