CTFtime.org / n00bzCTF 2023 / The online Odyssey / Writeup

Tags: osint

Rating:

I [searched the username blackhat_abhinav on Github](https://github.com/search?q=blackhat_abhinav&type=code) and found [this instagram link](https://www.instagram.com/blackhat_abhinav/)

![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/b389646d-d36a-45d2-9ab3-13ddcfdca7da)

![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/0aa96204-0bee-4952-9984-48aa7f54d4b5)

There was a secret link: [https://goo.gl/maps/gHbUHjqFyNcB7aqi9](https://goo.gl/maps/gHbUHjqFyNcB7aqi9), which leads to a Google maps place review:

![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/3c6378f9-1d89-41f6-8e56-9dad1451df92)

Searching through various online platforms made me find [this Twitter account by the username Abhinav78082932](https://twitter.com/Abhinav78082932)

![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/63fd612d-4ac4-41ca-9086-803e6ac57f83)

His recent tweet was [a photo](https://twitter.com/Abhinav78082932/status/1667409456584609792):

![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/23f5be1a-a2e3-4775-8a4d-1cfdbc147e62)

I realised there was ALT text available which revealed the flag

![image](https://github.com/jeromepalayoor/ctf-archive-hub/assets/63996033/b1933645-747e-4457-b18b-14a9d7ed178e)

Flag: `n00bz{gr0tt4_1sl4nd_1s_4_n1c3_pl4c3_t0_v1s1t}`

Original writeup (https://jp-ch.gq/osint/n00bzCTF-2023.html#the-online-odyssey).