This email is fine for a POC. Far as the exploit, for those who arent familiar, this is an example.
https://www.trustwave.com/Resources/SpiderLabs-Blog/Hiding-Webshell-Backdoor-Code-in-Image-Files/ On Tue, Oct 10, 2017 at 5:19 AM, Saint K. <[email protected]> wrote: > Do you have a POC? > > > * From: * Stealth Mode <[email protected]> > * To: * <[email protected]> > * Sent: * 10/10/2017 12:44 AM > * Subject: * Re: [Csgo_servers] Custom files exploit > > Yes, IT skills. Electronics skills. And old school knowledge of how to > inject image files with malicious code (NetSec/ITSec). This is an older > style of "hacking". Remember those warnings about clicking download > attachments from the 90s onward? Same thing still applies. Except, there is > no detection for any hlds/go server, so an injected image can contaminate a > server cache. Which in turn will infect clients. Any image file, any data > file really, can be modified like this. Willing to bet good money those > $500. go weapon skins have hack code scripted and injected into the image. > > > On Mon, Oct 9, 2017 at 11:59 AM, iNilo <[email protected]> wrote: > > Sure, > > But you have anything to back this up? (don't take it the wrong way) > > Nilo. > > 2017-10-09 16:54 GMT+02:00 Stealth Mode <[email protected]>: > > Headsup admins/owners. Might want to disable custom files till valve > addresses this issue brought to their attention a month ago. > There is an exploit where any client with minor skill can inject custom > files with all types of malicious code. From hacks in weapon skins, to > ransomware in custom .bsp, to remote backdoors in custom spray paints. > > The exploit is injecting code into any image, sound, or data file. You can > take weapon skins (csgo), sound files, spray paint image files, even > .bsp/etc. and inject hack code, or actual ransomware, viruses, or > Trojans/rootkits directly into a server cache, or client cache via the > custom file. > > Might want to disable custom files till valve decides to correct this > issue. > > -StealthMode > > _______________________________________________ > Csgo_servers mailing list > [email protected] > https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers > > > > _______________________________________________ > Csgo_servers mailing list > [email protected] > https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers > > > > > _______________________________________________ > Csgo_servers mailing list > [email protected] > https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers > > > _______________________________________________ > Csgo_servers mailing list > [email protected] > https://list.valvesoftware.com/cgi-bin/mailman/listinfo/csgo_servers >
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