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Showing posts with the label reverse shell

Decryption and Analysis of a "Shell" Backdoor

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UPDATE [l] : shortly after finishing this post, I had decided to do a couple scans of the raw code. The results returned several Shell Trojan variants, and doing some permanent damage to windows systems. Reports available at ] VirusTotal ] and [ Malwr ]. Thanks to both services for the great results. It attempted network connx with the original url, not surprise from a webshell, IMO, only a bit strange that the likely 0wn/Op would keep such a trophy case in the wild like that? I mean really??. I would've expected an http request or few since nce that's who was hosting the assets but the requests were made to connect to "Hostthshellcode and then starts the endless streaming of the v1c's data and a continual stream of fresh code for the mal to swap out. This only confirmed the feeling I had about the src code. Multiple langs being used, illogical syntax and it's all just mixed together... if anyone can answer how this can support the back and forth exec using Perl,...

New 2017 Shellcode | Titles -- Link Direct to Code

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I've compiled a list of the most current shellcodes and linked each directly to their raw code. I am providing this list for analytical purpose to those that may be interested. Enjoy and use responsibly... Windows x64 password protected bind shellcode. Windows x64 CreateRemoteThread() DLL injection shellcode. Linux/x86_x64 mkdir("ajit", 755) shellcode. Linux/x86_64 shellcode that binds to TCP/5600. Linux/x86_64 execve /bin/sh shellcode. Linux multi/dual mode execve("/bin/sh", NULL, 0) shellcode. Linux multi/dual mode reverse shell shellcode. Linux/x86 reverse TCP alphanumeric staged shellcode. Linux dual / multi mode bind shell shellcode. Windows x86 protect process shellcode. Linux reverse shell shellcode. Linux x86-64 egghunter shellcode. Linux x86_64 random listener Windows x86 executable directory search shellcode. RSA Asymmetric Polymorphic Shellcode. Windows x86 reverse TCP staged alphanumeric shellcode. Linux x86_64 polymorphic setui...