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kaspersky2018

[Kaspersky Industrial CTF 2018] Glardomos Write-up (Reverse587)

Find the flag inside the binary Glardomos.exe Let’s check the file information.

It is a 32-bit .NET executable file. Let’s try to decompile it.

The binary is heavily obfuscated with ConfuserEx v1.0.0.¬†We need to unpack and deobfuscate this… Continue Reading →

[Kaspersky Industrial CTF 2018] Doubles Write-up (Pwn635)

nc doubles.2018.ctf.kaspersky.com 10001 doubles Let’s start with looking at file information and protections.

The file is an 64-bit executable that is dynamically linked and its stack is not executable. Let’s disassemble its main function.

It simply calls a… Continue Reading →

[Kaspersky Industrial CTF 2018] Expression Write-up (Web50)

http://expression.2018.ctf.kaspersky.com/ The website allows us to send two numbers/tokens and an operation among +, -, *, /. Let’s send 1 + 2 to test it.

It calculated to result and give us a token which is clearly base64 encoded…. Continue Reading →

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