# 2025 湾区杯网络安全大赛初赛（院校组）

Link: [https://challenge.xctf.org.cn/page/mg/ct/contest/flag/1f51c3afe746db6f0716e5e9c502ef77/ContestPage](<https://challenge.xctf.org.cn/page/mg/ct/contest/flag/1f51c3afe746db6f0716e5e9c502ef77/ContestPage>)

Website: [https://adworld.xctf.org.cn/contest/assess?hash=b351aaa2-6cea-11f0-a39b-000c297261bb](<https://adworld.xctf.org.cn/contest/assess?hash=b351aaa2-6cea-11f0-a39b-000c297261bb>)

Participated as a member of [Redbud](<https://ctftime.org/team/20555>) aka GBACCTeamB519 in the competition.

Official Account: [https://mp.weixin.qq.com/s/LEwOgorTwpmQBPmBpXZVWg](<https://mp.weixin.qq.com/s/LEwOgorTwpmQBPmBpXZVWg>)

Archive: [https://github.com/CTF-Archives/2025-WQB-Quals](<https://github.com/CTF-Archives/2025-WQB-Quals>)

Result: 2184 Points, 3rd Place

Solved challenges that I involved in:

Forensics:

- [checkwebshell](<https://jia.je/ctf-writeups/2025-09-08-wanqubei-quals-2025/checkwebshell.html>)
- [SlientMiner](<https://jia.je/ctf-writeups/2025-09-08-wanqubei-quals-2025/silentminer.html>)

Reverse:

- [minigame](<https://jia.je/ctf-writeups/2025-09-08-wanqubei-quals-2025/minigame.html>)

Crypto:

- [new\_trick](<https://jia.je/ctf-writeups/2025-09-08-wanqubei-quals-2025/new-trick.html>)
- [someinterersa](<https://jia.je/ctf-writeups/2025-09-08-wanqubei-quals-2025/someinterersa.html>)