![]() ![]() ![]() The Structured Exception Handler (SEH) is a mechanism that was implemented to mitigate the abuse of buffer overflows.Īs you have already understood it is not difficult to create or infect a portable app, it is enough a good knowledge of programming in C\C , Assembly and a knowledge of the general Windows architecture.įor this reason, you need to download these apps from reliable sources, and sometimes also the official manufacturer's website offers the portable version of the same software. Platform Manual Installation - To install a portable app to the Platform, just click Apps and then Install a New App. For someone who wants to to quickly and easily bring together the best and most useful applications, this page is great. Sure it is necessary to obtain this address.Īll of the executable files have special headers that contain information, including an EP address.įor example, by entering a a shellcode that uses SEH, it runs the code. Step 3: Tap the green ‘Download from ’ button. Some of the apps on the site (veracrypt for example) already offer portable apps, but you are not downloading that version. Some of the applications listed here include Songr, Pidgin, GIMP, BSNES, Notepad , AutoHotKey, TrueCrypt, KeePass, 7-Zip, CCleaner, TeamViewer, Media Player Classic, Opera Portable, and more. ![]() There are techniques of overwriting, which are very effective, because the change is permanent, and the file is corruptedĪny executable, when it is memory-mapped, has an EP (Entry Point) from which the execution begins, then it is possible to overwrite the one that is there, to the EP address. Well, there are several ways of infection, by including the overwriting of the code, replacing the files, adding code and breaking the code. ![]() Why is it so easy to infect a portable app.exe? ![]()
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