diff --git a/SUMMARY.md b/SUMMARY.md
index f3f692d..d2034d2 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -137,6 +137,7 @@ GitHub 地址：https://github.com/firmianay/CTF-All-In-One
     * [6.1.13 pwn 34C3CTF2017 readme_revenge](doc/6.1.13_pwn_34c3ctf2017_readme_revenge.md)
     * [6.1.14 pwn 32C3CTF2015 readme](doc/6.1.14_pwn_32c3ctf2015_readme.md)
     * [6.1.15 pwn 34C3CTF2017 SimpleGC](doc/6.1.15_pwn_34c3ctf2017_simplegc.md)
+    * [6.1.16 pwn HITBGSECCTF2017 1000levels](doc/6.1.16_pwn_hitbgsecctf2017_1000levels.md)
   * re
     * [6.2.1 re XHPCTF2017 dont_panic](doc/6.2.1_re_xhpctf2017_dont_panic.md)
     * [6.2.2 re ECTF2016 tayy](doc/6.2.2_re_ectf2016_tayy.md)
diff --git a/doc/6.1.16_pwn_hitbgsecctf2017_1000levels.md b/doc/6.1.16_pwn_hitbgsecctf2017_1000levels.md
new file mode 100644
index 0000000..15475ba
--- /dev/null
+++ b/doc/6.1.16_pwn_hitbgsecctf2017_1000levels.md
@@ -0,0 +1,28 @@
+# 6.1.16 pwn HITBGSECCTF2017 1000levels
+
+- [题目复现](#题目复现)
+- [题目解析](#题目解析)
+- [Exploit](#exploit)
+- [参考资料](#参考资料)
+
+
+[下载文件](../src/writeup/6.1.16_pwn_hitbgsecctf2017_1000levels)
+
+## 题目复现
+```
+$ file 1000levels 
+1000levels: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.32, BuildID[sha1]=d0381dfa29216ed7d765936155bbaa3f9501283a, not stripped
+$ checksec -f 1000levels
+RELRO           STACK CANARY      NX            PIE             RPATH      RUNPATH      FORTIFY Fortified Fortifiable  FILE
+Partial RELRO   No canary found   NX enabled    PIE enabled     No RPATH   No RUNPATH   No      0               6       1000levels
+$ strings libc.so.6 | grep -i ubuntu
+GNU C Library (Ubuntu GLIBC 2.23-0ubuntu9) stable release version 2.23, by Roland McGrath et al.
+```
+
+
+## 题目解析
+
+## Exploit
+
+## 参考资料
+- https://ctftime.org/task/4539
diff --git a/doc/6_writeup.md b/doc/6_writeup.md
index 59134b0..0d755bf 100644
--- a/doc/6_writeup.md
+++ b/doc/6_writeup.md
@@ -16,6 +16,7 @@
   - [6.1.13 pwn 34C3CTF2017 readme_revenge](6.1.13_pwn_34c3ctf2017_readme_revenge.md)
   - [6.1.14 pwn 32C3CTF2015 readme](6.1.14_pwn_32c3ctf2015_readme.md)
   - [6.1.15 pwn 34C3CTF2017 SimpleGC](6.1.15_pwn_34c3ctf2017_simplegc.md)
+  - [6.1.16 pwn HITBGSECCTF2017 1000levels](6.1.16_pwn_hitbgsecctf2017_1000levels.md)
 - re
   - [6.2.1 re XHPCTF2017 dont_panic](6.2.1_re_xhpctf2017_dont_panic.md)
   - [6.2.2 re ECTF2016 tayy](6.2.2_re_ectf2016_tayy.md)
diff --git a/src/writeup/6.1.16_pwn_hitbgsecctf2017_1000levels/1000levels b/src/writeup/6.1.16_pwn_hitbgsecctf2017_1000levels/1000levels
new file mode 100755
index 0000000..69653b6
Binary files /dev/null and b/src/writeup/6.1.16_pwn_hitbgsecctf2017_1000levels/1000levels differ
diff --git a/src/writeup/6.1.16_pwn_hitbgsecctf2017_1000levels/libc.so.6 b/src/writeup/6.1.16_pwn_hitbgsecctf2017_1000levels/libc.so.6
new file mode 100755
index 0000000..0101d5c
Binary files /dev/null and b/src/writeup/6.1.16_pwn_hitbgsecctf2017_1000levels/libc.so.6 differ