hxp 38C3 CTF

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hxp_silicon_foundaries_hack1

by sisu
misc crypto

Difficulty estimate: medium - medium

Points: round(1000 ยท min(1, 10 / (9 + [7 solves]))) = 625 points

Description:

We intercepted the first hxp hack1 pc sample, still running. It holds the secret flag for the hack1 design, but its memory is encrypted.

Can you exfiltrate the flag?


Download:

hxp_silicon_foundaries_hack1-9b710e44ff6a2804.tar.xz (28.4 MiB)

Connection (mirrors):

  • nc 49.13.206.62 8010

Solution:


CTFtime Logo CTFtime: Task & Writeups

Solved by:

# Team Time
hxp_silicon_foundaries_hack1 released 2024-12-27 20:00:00 +0000 UTC
๐Ÿฅ‡ Friendly Maltese Citizens 2024-12-28 15:46:26 +0000 UTC
๐Ÿฅˆ kalmarunionen 2024-12-28 18:31:44 +0000 UTC
๐Ÿฅ‰ P0rtal 2024-12-29 02:04:08 +0000 UTC
4 Gimel 2024-12-29 03:04:48 +0000 UTC
5 Dragon Sector 2024-12-29 03:40:23 +0000 UTC
6 /๐Ÿ—‘๏ธ/๐Ÿคซ 2024-12-29 08:09:31 +0000 UTC
7 SuperDiceCode 2024-12-29 10:42:16 +0000 UTC