[WGMY] Stable
Task Description This is very unstable, and they say python is a stable language This challenge provided a Python file called stable.py.
Posts by Tag
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- K3RN3LCTF 2
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2022
[THM] Fuscator
Fuscator is a medium dificulty boot2root machine I created for Malaysia Cyber Security Camp (MCC) 2022 as an assignment using TryHackMe. You can access it he...
[BOH] format2win
This challenge provided a binary file. Since this is a pwn challenge, before we dig into it, let’s see its security properties: From result we can see th...
[SHELLCTF] OX9OR2
Task source: https://github.com/Tzion0/CTF/tree/master/ShellCTF/2022/OX9OR2 This challenge provided two files called encryption.py and encrypted. encrypted ...
[TFCCTF] Secrets Of Tenochtitlan
Task source: https://github.com/Tzion0/CTF/tree/master/TFCCTF/2022/SOT Description Tenochtitlan was the island capital of the Aztec empire, believed to be f...
[HSCTF] pass
This is a python sandbox challenge. By inputting some characters, we can identify few Illegal characters: []._'"
[HSCTF] atcs-nightmare
Task source: https://github.com/Tzion0/CTF/tree/master/HSCTF/2022/atcs-nightmare This challenge provided a java source code. Looking at the source code, th...
[HTBCACTF] Snakecode
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Reversing/Snakecode This challenge provided a pyc file. First of all, we need to dec...
[HTBCACTF] Jenny From The Block
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Crypto/Jenny_From_The_Block This challenge provided a python source code. Looking at...
[NAHAMCONCTF] WhenAmI
Task source: https://github.com/Tzion0/CTF/tree/master/NahamConCTF/2022/Miscellaneous/WhenAmI Description I know where I am, but… when am I? This challenge...
[NAHAMCONCTF] Babysteps
Task source: https://github.com/Tzion0/CTF/tree/master/NahamConCTF/2022/Binary_Exploitation/Babysteps Description Become a baby! Take your first steps and j...
[DCTF] All Forensics Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/DCTF/2022/Forensics This writeup contains all Forensics category challenges in DCTF 2022 that i solv...
[CREWCTF] Screenshot Pt.1
Description We have arrested a criminal and we think that he takes so many screenshots can you help me to find the secret? Q1. What is the Name of the secre...
[PICOCTF] Reverse Engineering Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Reverse_Engineering Worth to note that we managed to get rank 468 out of 7794 teams in ...
[PICOCTF] Forensics Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Forensics Worth to note that we managed to get rank 468 out of 7794 teams in PicoCTF 20...
[PICOCTF] Binary Exploitation Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Binary_Exploitation Worth to note that we managed to get rank 468 out of 7794 teams in ...
[DICECTF] knock-knock
Task source: https://github.com/Tzion0/CTF/tree/master/DiceCTF/2022/knock-knock Looking at the webpage, it is a site similar to pastebin that let us to crea...
[KNIGHTCTF] Knight Vault
Task source: https://github.com/Tzion0/CTF/tree/master/KnightCTF/2022/Knight%20Vault By importing the ELF executable into Ghidra, we quickly noticed that th...
[KNIGHTCTF] Knight Switch Bank
Task source: https://github.com/Tzion0/CTF/tree/master/KnightCTF/2022/Knight%20Switch%20Bank By importing the ELF executable into Ghidra, we quickly noticed...
REV
[MALWARE] Lumma Stealer Loader Analysis
On September 19, 2024, I received an email regarding a GitHub Scanner result for my public repository. Initially, the email was not flagged as malicious or s...
[HITCONCTF-QUALS] Antivirus
I played HITCON Quals CTF 2024 with merger team World Wide Union. This challenge provided a run.sh and print_flag.cbc file.
[BI0SCTF] BaeBPF
This challenge only provided a instance deployment.
[ACS] Maze
This challenge provided a binary called maze compiled with Rust. Executing it tells us that we are dealing with a maze challenge. There are 3 methods IMO to...
[CYDESCTF] Nihongo Wakaranai
This challenge provided an Excel (.xlsx) file. Here is the challenge file. Before we get started, I would like to express my heartfelt gratitude to the orga...
[BSIDESTLVCTF] Tsebrakhn
This challenge provided a binary file and a netcat instance.
[SHARING-SESSION] Unlocking Hidden Realms: Heaven’s Gate in Reverse Engineering
On 12/6/2023, with the assistance of RE:Hack, I shared about how we can approached Heavens Gate technique in terms of reverse engineering. Interested readers...
[VISHWACTF] Ethereal Crackme
This challenge provided a two windows executable files called HauntedImage.exe and HauntedCursor.exe.
[WGMY] Stable
Task Description This is very unstable, and they say python is a stable language This challenge provided a Python file called stable.py.
[HSCTF] atcs-nightmare
Task source: https://github.com/Tzion0/CTF/tree/master/HSCTF/2022/atcs-nightmare This challenge provided a java source code. Looking at the source code, th...
[HTBCACTF] Snakecode
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Reversing/Snakecode This challenge provided a pyc file. First of all, we need to dec...
[PICOCTF] Reverse Engineering Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Reverse_Engineering Worth to note that we managed to get rank 468 out of 7794 teams in ...
[KNIGHTCTF] Knight Vault
Task source: https://github.com/Tzion0/CTF/tree/master/KnightCTF/2022/Knight%20Vault By importing the ELF executable into Ghidra, we quickly noticed that th...
[KNIGHTCTF] Knight Switch Bank
Task source: https://github.com/Tzion0/CTF/tree/master/KnightCTF/2022/Knight%20Switch%20Bank By importing the ELF executable into Ghidra, we quickly noticed...
[K3RN3LCTF] Integrity Checker
Task source: https://github.com/Tzion0/CTF/tree/master/K3RN3LCTF/2021/Integrity%20Checker Load the .jar file into Java bytecode editor, Recaf. We can see it...
[K3RN3LCTF] K3RN3L DROID
Task source : https://github.com/Tzion0/CTF/tree/master/K3RN3LCTF/2021/K3RN3L%20DROID Our goal is to retrieve the valid pin number to combine with another h...
2023
[ACS] Maze
This challenge provided a binary called maze compiled with Rust. Executing it tells us that we are dealing with a maze challenge. There are 3 methods IMO to...
[CYDESCTF] Nihongo Wakaranai
This challenge provided an Excel (.xlsx) file. Here is the challenge file. Before we get started, I would like to express my heartfelt gratitude to the orga...
[BSIDESTLVCTF] Tsebrakhn
This challenge provided a binary file and a netcat instance.
[SHARING-SESSION] Unlocking Hidden Realms: Heaven’s Gate in Reverse Engineering
On 12/6/2023, with the assistance of RE:Hack, I shared about how we can approached Heavens Gate technique in terms of reverse engineering. Interested readers...
[VISHWACTF] Ethereal Crackme
This challenge provided a two windows executable files called HauntedImage.exe and HauntedCursor.exe.
2024
[MALWARE] Lumma Stealer Loader Analysis
On September 19, 2024, I received an email regarding a GitHub Scanner result for my public repository. Initially, the email was not flagged as malicious or s...
[HITCONCTF-QUALS] Antivirus
I played HITCON Quals CTF 2024 with merger team World Wide Union. This challenge provided a run.sh and print_flag.cbc file.
[MATRIXCUP] My Journey & Experience
I am thrilled to participate in MatrixCup 2024 in QingDao, China with my team, 打个没五分钟充电三小时, humorously named after M53. Before we begin, I would like to tha...
[HACKTHEON] My Journey & Experience
Hackathon 2024 Adventure I am honored to participate in Hacktheon 2024 held in Sejong, South Korea with team Kopi Cincau consisting of M53 members Kelzin (@m...
[BI0SCTF] BaeBPF
This challenge only provided a instance deployment.
2021
[K3RN3LCTF] Integrity Checker
Task source: https://github.com/Tzion0/CTF/tree/master/K3RN3LCTF/2021/Integrity%20Checker Load the .jar file into Java bytecode editor, Recaf. We can see it...
[K3RN3LCTF] K3RN3L DROID
Task source : https://github.com/Tzion0/CTF/tree/master/K3RN3LCTF/2021/K3RN3L%20DROID Our goal is to retrieve the valid pin number to combine with another h...
[THM] NoNameCTF
Enumeration nmap -sCV -oN nmap/NoNameCTF <ip> Result Nmap scan report for 10.10.107.235 Host is up (0.36s latency). Not shown: 992 closed tcp ports (c...
PICOCTF
[PICOCTF] Reverse Engineering Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Reverse_Engineering Worth to note that we managed to get rank 468 out of 7794 teams in ...
[PICOCTF] Forensics Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Forensics Worth to note that we managed to get rank 468 out of 7794 teams in PicoCTF 20...
[PICOCTF] Binary Exploitation Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Binary_Exploitation Worth to note that we managed to get rank 468 out of 7794 teams in ...
PWN
[BOH] format2win
This challenge provided a binary file. Since this is a pwn challenge, before we dig into it, let’s see its security properties: From result we can see th...
[NAHAMCONCTF] Babysteps
Task source: https://github.com/Tzion0/CTF/tree/master/NahamConCTF/2022/Binary_Exploitation/Babysteps Description Become a baby! Take your first steps and j...
[PICOCTF] Binary Exploitation Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Binary_Exploitation Worth to note that we managed to get rank 468 out of 7794 teams in ...
Forensics
[DCTF] All Forensics Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/DCTF/2022/Forensics This writeup contains all Forensics category challenges in DCTF 2022 that i solv...
[CREWCTF] Screenshot Pt.1
Description We have arrested a criminal and we think that he takes so many screenshots can you help me to find the secret? Q1. What is the Name of the secre...
[PICOCTF] Forensics Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/PicoCTF/2022/Forensics Worth to note that we managed to get rank 468 out of 7794 teams in PicoCTF 20...
MISC
[TFCCTF] Secrets Of Tenochtitlan
Task source: https://github.com/Tzion0/CTF/tree/master/TFCCTF/2022/SOT Description Tenochtitlan was the island capital of the Aztec empire, believed to be f...
[HSCTF] pass
This is a python sandbox challenge. By inputting some characters, we can identify few Illegal characters: []._'"
[NAHAMCONCTF] WhenAmI
Task source: https://github.com/Tzion0/CTF/tree/master/NahamConCTF/2022/Miscellaneous/WhenAmI Description I know where I am, but… when am I? This challenge...
THM
[THM] Fuscator
Fuscator is a medium dificulty boot2root machine I created for Malaysia Cyber Security Camp (MCC) 2022 as an assignment using TryHackMe. You can access it he...
[THM] NoNameCTF
Enumeration nmap -sCV -oN nmap/NoNameCTF <ip> Result Nmap scan report for 10.10.107.235 Host is up (0.36s latency). Not shown: 992 closed tcp ports (c...
K3RN3LCTF
[K3RN3LCTF] Integrity Checker
Task source: https://github.com/Tzion0/CTF/tree/master/K3RN3LCTF/2021/Integrity%20Checker Load the .jar file into Java bytecode editor, Recaf. We can see it...
[K3RN3LCTF] K3RN3L DROID
Task source : https://github.com/Tzion0/CTF/tree/master/K3RN3LCTF/2021/K3RN3L%20DROID Our goal is to retrieve the valid pin number to combine with another h...
KNIGHTCTF
[KNIGHTCTF] Knight Vault
Task source: https://github.com/Tzion0/CTF/tree/master/KnightCTF/2022/Knight%20Vault By importing the ELF executable into Ghidra, we quickly noticed that th...
[KNIGHTCTF] Knight Switch Bank
Task source: https://github.com/Tzion0/CTF/tree/master/KnightCTF/2022/Knight%20Switch%20Bank By importing the ELF executable into Ghidra, we quickly noticed...
NAHAMCONCTF
[NAHAMCONCTF] WhenAmI
Task source: https://github.com/Tzion0/CTF/tree/master/NahamConCTF/2022/Miscellaneous/WhenAmI Description I know where I am, but… when am I? This challenge...
[NAHAMCONCTF] Babysteps
Task source: https://github.com/Tzion0/CTF/tree/master/NahamConCTF/2022/Binary_Exploitation/Babysteps Description Become a baby! Take your first steps and j...
HTBCACTF
[HTBCACTF] Snakecode
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Reversing/Snakecode This challenge provided a pyc file. First of all, we need to dec...
[HTBCACTF] Jenny From The Block
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Crypto/Jenny_From_The_Block This challenge provided a python source code. Looking at...
CRYPTO
[SHELLCTF] OX9OR2
Task source: https://github.com/Tzion0/CTF/tree/master/ShellCTF/2022/OX9OR2 This challenge provided two files called encryption.py and encrypted. encrypted ...
[HTBCACTF] Jenny From The Block
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Crypto/Jenny_From_The_Block This challenge provided a python source code. Looking at...
HTB
[HTBCACTF] Snakecode
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Reversing/Snakecode This challenge provided a pyc file. First of all, we need to dec...
[HTBCACTF] Jenny From The Block
Task source: https://github.com/Tzion0/CTF/tree/master/HTB/CA_CTF/2022/Crypto/Jenny_From_The_Block This challenge provided a python source code. Looking at...
HSCTF
[HSCTF] pass
This is a python sandbox challenge. By inputting some characters, we can identify few Illegal characters: []._'"
[HSCTF] atcs-nightmare
Task source: https://github.com/Tzion0/CTF/tree/master/HSCTF/2022/atcs-nightmare This challenge provided a java source code. Looking at the source code, th...
BI0SCTF
[BI0SCTF] BaeBPF
This challenge only provided a instance deployment.
[BSIDESTLVCTF] Tsebrakhn
This challenge provided a binary file and a netcat instance.
WEB
[THM] NoNameCTF
Enumeration nmap -sCV -oN nmap/NoNameCTF <ip> Result Nmap scan report for 10.10.107.235 Host is up (0.36s latency). Not shown: 992 closed tcp ports (c...
DICECTF
[DICECTF] knock-knock
Task source: https://github.com/Tzion0/CTF/tree/master/DiceCTF/2022/knock-knock Looking at the webpage, it is a site similar to pastebin that let us to crea...
Web
[DICECTF] knock-knock
Task source: https://github.com/Tzion0/CTF/tree/master/DiceCTF/2022/knock-knock Looking at the webpage, it is a site similar to pastebin that let us to crea...
CREWCTF
[CREWCTF] Screenshot Pt.1
Description We have arrested a criminal and we think that he takes so many screenshots can you help me to find the secret? Q1. What is the Name of the secre...
DCTF
[DCTF] All Forensics Challenges Writeup
Tasks source: https://github.com/Tzion0/CTF/tree/master/DCTF/2022/Forensics This writeup contains all Forensics category challenges in DCTF 2022 that i solv...
TFCCTF
[TFCCTF] Secrets Of Tenochtitlan
Task source: https://github.com/Tzion0/CTF/tree/master/TFCCTF/2022/SOT Description Tenochtitlan was the island capital of the Aztec empire, believed to be f...
SHELLCTF
[SHELLCTF] OX9OR2
Task source: https://github.com/Tzion0/CTF/tree/master/ShellCTF/2022/OX9OR2 This challenge provided two files called encryption.py and encrypted. encrypted ...
BOH
[BOH] format2win
This challenge provided a binary file. Since this is a pwn challenge, before we dig into it, let’s see its security properties: From result we can see th...
MCC
[THM] Fuscator
Fuscator is a medium dificulty boot2root machine I created for Malaysia Cyber Security Camp (MCC) 2022 as an assignment using TryHackMe. You can access it he...
WGMY
[WGMY] Stable
Task Description This is very unstable, and they say python is a stable language This challenge provided a Python file called stable.py.
VISHWACTF
[VISHWACTF] Ethereal Crackme
This challenge provided a two windows executable files called HauntedImage.exe and HauntedCursor.exe.
CYDESCTF
[CYDESCTF] Nihongo Wakaranai
This challenge provided an Excel (.xlsx) file. Here is the challenge file. Before we get started, I would like to express my heartfelt gratitude to the orga...
ACS
[ACS] Maze
This challenge provided a binary called maze compiled with Rust. Executing it tells us that we are dealing with a maze challenge. There are 3 methods IMO to...
AseanCyberShield
[ACS] Maze
This challenge provided a binary called maze compiled with Rust. Executing it tells us that we are dealing with a maze challenge. There are 3 methods IMO to...
eBPF
[BI0SCTF] BaeBPF
This challenge only provided a instance deployment.
HACKTHEON
[HACKTHEON] My Journey & Experience
Hackathon 2024 Adventure I am honored to participate in Hacktheon 2024 held in Sejong, South Korea with team Kopi Cincau consisting of M53 members Kelzin (@m...
MATRIXCUP
[MATRIXCUP] My Journey & Experience
I am thrilled to participate in MatrixCup 2024 in QingDao, China with my team, 打个没五分钟充电三小时, humorously named after M53. Before we begin, I would like to tha...
HITCONCTF-QUALS
[HITCONCTF-QUALS] Antivirus
I played HITCON Quals CTF 2024 with merger team World Wide Union. This challenge provided a run.sh and print_flag.cbc file.
ClamAV
[HITCONCTF-QUALS] Antivirus
I played HITCON Quals CTF 2024 with merger team World Wide Union. This challenge provided a run.sh and print_flag.cbc file.
MALWARE
[MALWARE] Lumma Stealer Loader Analysis
On September 19, 2024, I received an email regarding a GitHub Scanner result for my public repository. Initially, the email was not flagged as malicious or s...
LUMMA
[MALWARE] Lumma Stealer Loader Analysis
On September 19, 2024, I received an email regarding a GitHub Scanner result for my public repository. Initially, the email was not flagged as malicious or s...