Rating:
# Blood Bash 4
 
## Details
>A sensitive file from De Monne was exfiltrated by mort1cia. It contains data relating to a new web portal they're creating for their consumers. Read the contents of the file and return the flag as `flag{flag_goes_here}`.
>
> Username: `bl0ody_mary`
> Password: `d34df4c3`
>
> `bloodbash.deadface.io:22`
---
Connect to shell...
Run: `la -al`
```
root@16ef1481fce1:/home/bl0ody_mary# ls -al
total 68
drwxr-xr-x 1 bl0ody_mary bl0ody_mary 4096 Sep 16 12:51 .
drwxr-xr-x 1 root root 4096 Sep 14 19:15 ..
-rw------- 1 bl0ody_mary bl0ody_mary 1 Sep 16 14:44 .bash_history
-rw-r--r-- 1 bl0ody_mary bl0ody_mary 220 Sep 14 19:15 .bash_logout
-rw-r--r-- 1 bl0ody_mary bl0ody_mary 3771 Sep 14 19:15 .bashrc
-rw-r--r-- 1 bl0ody_mary bl0ody_mary 807 Sep 14 19:15 .profile
-rw-r--r-- 1 bl0ody_mary bl0ody_mary 12444 Sep 14 20:20 'De Monne Customer Portal.pdf'
drwxr-xr-x 2 bl0ody_mary bl0ody_mary 4096 Sep 14 19:16 Documents
drwxr-xr-x 2 bl0ody_mary bl0ody_mary 4096 Sep 14 19:15 Downloads
drwxr-xr-x 2 bl0ody_mary bl0ody_mary 4096 Sep 14 19:15 Music
drwxr-xr-x 2 bl0ody_mary bl0ody_mary 4096 Sep 14 19:15 Pictures
drwxr-xr-x 2 bl0ody_mary bl0ody_mary 4096 Sep 14 19:15 Videos
```
Note the file `De\ Monne\ Customer\ Portal.pdf`
Then we use: `base64 De\ Monne\ Customer\ Portal.pdf`
Copy Base64 encoded string from shell;
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ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAKICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgIAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAK
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIAogICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgCiAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgIAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgCiAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAKICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgIAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAKICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIAogICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
IAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgCiAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAKICAgICAgICAgICAgICAgICAgICAgICAg
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```
On youe local machine paste the b64 string into a file and save as `encoded`
Then run `base64 -d encoded > file.pdf`
Open the resulting pdf file in your favourite PDF viewer to see the flag;
## flag{deM0nn3_dat4_4_us}
