HTB Cyber Apocalypse

HTB CA 2024. HA-Proxy. HTTP request smuggling. Server-Side Request Forgery. MongoDB Wire Protocol. Gopher Protocol. Cypher injection (neo4j). Command injection. RCE

HTB CA 2024. Go. gRPC. Client-side verification. Directory traversal. Arbitrary File Write. Server-Side Rendering

HTB CA 2024. 64-bit binary. Heap exploitation. House of Spirit. Overlapping chunks. Tcache poisoning. TLS-storage dtor_list

HTB CA 2024. 64-bit binary. Heap exploitation. Buffer Overflow. ROP

HTB CA 2024. 32-bit binary. Buffer Overflow. vDSO ROP. sys_execve

HTB CA 2024. 64-bit binary. Glibc 2.35. Buffer Overflow. ROP

HTB CA 2024. Path-finding. Breadth-first Search. Dijkstra’s algorithm

HTB CA 2024. TEA. Equivalent keys. CBC mode

HTB CA 2024. ECC. Finding curve parameters. Modular arithmetic. ECDLP

HTB CA 2024. RSA. Partially-known private information. Modular arithmetic

HTB CA 2024. TEA. Reverse encryption function

HTB CA 2024. Integer Overflow

HTB CA 2024. Block hash

HTB CA 2023. Insecure Deserialization in pickle. SSRF in Redis

HTB CA 2023. Malicious file upload. SSTI to XSS. CSP bypass

HTB CA 2023. JWT. Server-Side Template Injection

HTB CA 2023. SQL injection. Directory Traversal. Local File Read

HTB CA 2023. GraphQL. IDOR

HTB CA 2023. Virtual machine. Custom opcode instructions. sys_ptrace. XOR cipher

HTB CA 2023. 64-bit binary. Heap exploitation. Heap feng shui. Tcache poisoning. FILE structure attack

HTB CA 2023. 64-bit binary. OOB. GOT overwrite

HTB CA 2023. 64-bit binary. Buffer Overflow. ret2dlresolve

HTB CA 2023. 64-bit binary. Buffer Overflow. ret2libc

HTB CA 2023. 64-bit binary. Buffer Overflow. Redirecting program execution

HTB CA 2023. Binary search. Euclidean distance

HTB CA 2023. Python jail

HTB CA 2023. PRNG with time-based seed. strstr bug

HTB CA 2023. Restricted Bash escape

HTB CA 2023. YAML deserialization attack

HTB CA 2023. Noisy channel. Hamming codes

HTB CA 2023. Memory dump analysis. Rust reversing. PowerShell logs. C# .NET decompilation. XOR cipher

HTB CA 2023. Network traffic analysis. PowerShell deobfuscation. C# .NET decompilation. Steganography. AES cipher

HTB CA 2023. Network traffic analysis. Bash deobfuscation. Finding cryptographic keys. AES cipher

HTB CA 2023. Malware analysis. Batch and PowerShell deobfuscation. AES cipher. C# .NET decompilation

HTB CA 2023. Disk image. Alternate Data Streams. PowerShell deobfuscation

HTB CA 2023. Network traffic analysis. PHP deobfuscation

HTB CA 2023. ECC. Binary search. Finding curve parameters. Smart’s attack. PRNG

HTB CA 2023. Schnorr signature. Hidden Number Problem. LLL lattice reduction

HTB CA 2023. ECC. Finding curve parameters. Coppersmith method on a bivariate polynomial

HTB CA 2023. ECC. Finding curve parameters

HTB CA 2023. Schnorr signature. MD5 collision

HTB CA 2023. Matrix operations. Chinese Remainder Theorem

HTB CA 2023. AES cipher. XOR properties

HTB CA 2023. RSA. Cube Root Attack