Jordan & Tunisia National CTF Solution

Jordan & Tunisia National CTF Solution
This paste will be updated during the game or maybe after, keep visiting it
Note: ! This is not an intent to spoil nor to ruin the game fun !

[+] Feedback
-In few words, this CTF is too lame compared to Tunisian CTFs eventhough it is organized by a company and powered by TrendMicro.
- This is the worst CTF ever organized for Tunisian community. A company was able to write only 7 trivial tasks.



[+] Changelog
- SoftwareCo Registration V2 : Still didn't get the idea behind this task x) steg0
- Stupid Rand fixed, missing file added finally
- I'll be back after finishing CCA CTF
- SoftwareCo Registration V2, the binary does not print the flag if you enter a valid serial, decompile, shoFlag() function return "TO-DO"
- Stupid Rand: corrupt, there is a missing file, admins said that the challenge works well and you have to figure out the key x)
I'll be back after Carthage Cyber Arena CTF Finals

+----------------------------+--------+--------+-----------------------------+---------------------------------------------+---------+
|            Name            | Level  | Points |      Numeric Category       |                 Flag                        | Exploit |
+----------------------------+--------+--------+-----------------------------+---------------------------------------------+---------+
| Hashable                   | medium |    100 | Web Security                | 18ab51f960bd149bcb2497b9998c752c            |         |
| Image Catch                | medium |    100 | Digital Forensics           | 6C76648BEDF6B6C5A9D4B564FC68868D            |         |
| SoftwareCo Registration V2 | medium |    100 | Digital Forensics           | 026965201ea19dac17f2a4c033867e49            |         |
| Stupid Rand                | medium |    100 | Malware Reverse Engineering | flag{rand_is_not_enough_for_encryption}     |         |
| Tears                      | easy   |     50 | General Information         | wannacry                                    |         |
| Transposed                 | medium |    100 | Cryptography                | FLAG{##CL4SS1CAL_CRYPTO_TRANSPOS1T1ON##}    |         |
| Weird Blog                 | hard   |    200 | Web Security                | {Th3_W31rd3sT_BL0G_3V3r}                    |         |
+----------------------------+--------+--------+-----------------------------+---------------------------------------------+---------+