ELanda
Solved challenges
| Challenge | Solved | Points |
|---|---|---|
| Class 6 (Chall): Recovering Encrypted Machine (Module 9: Fighting Ransomware) | #5, 9 months, 21 days after release (2026-02-23 03:47:07) | 200 |
| Class 5 (Chall): Restoring Locked Keyboard (Module 9: Fighting Ransomware) | #5, 9 months, 21 days after release (2026-02-23 03:05:28) | 130 |
| Class 4.1 (Lab): Recovering Ryuk Files with NeZa (Module 9: Fighting Ransomware) | #6, 8 months, 13 days after release (2026-02-23 03:01:36) | 120 |
| Class 4 (Lab): Reversing Ryuk Ransomware with IDA (Module 9: Fighting Ransomware) | #6, 1 year, 4 months after release (2026-02-23 02:54:52) | 120 |
| Class 3 (Lab): Unhooking a locked machine with NeZa (Module 9: Fighting Ransomware) | #6, 1 year, 4 months after release (2026-02-23 02:35:21) | 110 |
| Class 2 (Lab): Intercepting AES key with NeZa (Module 9: Fighting Ransomware) | #6, 1 year, 4 months after release (2026-02-23 01:51:53) | 100 |
| Class 1 (Lab): Intercepting RSA key with NeZa (Module 9: Fighting Ransomware) | #6, 1 year, 4 months after release (2026-02-23 01:44:26) | 100 |
| Class 5.1 (Chall): Dissecting the Plugin (Module 8: Dissecting Infostealers like a BOSS) | #6, 1 year, 5 months after release (2026-02-21 01:11:55) | 150 |
| Class 5 (Chall): Dissecting Infostealer (Module 8: Dissecting Infostealers like a BOSS) | #6, 1 year, 5 months after release (2026-02-21 01:05:45) | 120 |
| Class 4.2 (Lab): Dissecting JavaScript Chrome Extension (Module 8: Dissecting Infostealers like a BOSS) | #6, 8 months, 27 days after release (2026-02-21 00:56:18) | 91 |
| Class 4.1 (Lab): Dissecting JavaScript Chrome Extension (Module 8: Dissecting Infostealers like a BOSS) | #6, 8 months, 27 days after release (2026-02-21 00:54:52) | 91 |
| Class 4 (Lab): Dissecting JavaScript Chrome Extension (Module 8: Dissecting Infostealers like a BOSS) | #6, 1 year, 5 months after release (2026-02-21 00:52:50) | 91 |
| Class 3.1 (Lab): Dissecting Powershell Dropper (Module 8: Dissecting Infostealers like a BOSS) | #6, 8 months, 27 days after release (2026-02-20 23:55:55) | 90 |
| Class 3 (Lab): Dissecting Powershell Dropper with NeZa (Module 8: Dissecting Infostealers like a BOSS) | #6, 1 year, 5 months after release (2026-02-20 23:39:56) | 90 |
| Class 2 (Lab): Dissecting BAT Downloader (Module 8: Dissecting Infostealers like a BOSS) | #6, 1 year, 5 months after release (2026-02-20 19:55:38) | 90 |
| Class 1 (Lab): Scripts 101 (Module 8: Dissecting Infostealers like a BOSS) | #6, 1 year, 5 months after release (2026-02-20 19:38:49) | 90 |
| Class 4.5 (Chall): Find the Keylogger Actor (Module 7: .NET Reversing) | #6, 4 months, 3 days after release (2026-02-20 17:27:05) | 210 |
| Class 4.4 (Lab): Finding & Automating the Decryption of Third Stage (Module 7: .NET Reversing) | #4, 1 year, 8 months after release (2026-01-13 07:47:59) | 200 |
| Class 4.3 (Chall): Found the Parent (Module 7: .NET Reversing) | #4, 3 months, 5 days after release (2026-01-13 00:47:13) | 125 |
| Class 4.2 (Lab): Finding Second Stage Entry Point (Module 7: .NET Reversing) | #4, 1 year, 8 months after release (2026-01-13 00:44:16) | 115 |
| Class 4.1.2 (Lab): WinDBG SOS Update (Module 7: .NET Reversing) | #5, 3 months, 5 days after release (2026-01-12 21:50:00) | 112 |
| Class 4.1 (Lab): Introducing WinDbg SOS Plugin (Module 7: .NET Reversing) | #5, 1 year, 8 months after release (2026-01-12 21:48:18) | 110 |
| Class 4 (Lab): Limitations of DnSpy (Module 7: .NET Reversing) | #5, 1 year, 8 months after release (2026-01-11 21:45:11) | 105 |
| Class 3 (Lab): Patching Binary for Dumping (Module 7: .NET Reversing) | #5, 1 year, 8 months after release (2026-01-11 21:43:51) | 100 |
| Class 2 (Lab): Deobfuscating Stage1 from Resources (Module 7: .NET Reversing) | #5, 1 year, 8 months after release (2026-01-11 20:21:07) | 95 |
| Class 1.2 (Chall) FindMethod by Name (Module 7: .NET Reversing) | #5, 5 months, 24 days after release (2026-01-11 20:03:36) | 90 |
| Class 1.1 (Chall) FindMethod by ID (Module 7: .NET Reversing) | #5, 5 months, 24 days after release (2026-01-11 20:01:00) | 85 |
| Class 1 (Lab): Reflection 101 (Module 7: .NET Reversing) | #5, 1 year, 8 months after release (2026-01-11 19:54:40) | 80 |
| Class 5 (Chall): Intercept the Shellcode (Module 6: Process Injection) | #6, 4 months, 27 days after release (2026-01-11 19:09:44) | 100 |
| Class 4 (Chall): Find the Shellcode (Module 6: Process Injection) | #6, 6 months, 18 days after release (2026-01-11 18:58:02) | 95 |
| Class 3.1 (Lab): Fighting Process Injection with x32dbg (Module 6: Process Injection) | #5, 3 months, 14 days after release (2026-01-11 18:26:08) | 85 |
| Class 3 (Chall): Find the Window (Module 6: Process Injection) | #6, 6 months, 18 days after release (2026-01-11 18:24:42) | 80 |
| Class 2.1 (Lab): SetThreadContext Technique (Module 6: Process Injection) | #7, 1 year, 8 months after release (2026-01-11 18:12:59) | 75 |
| Class 2 (Lab): SetThreadContext Technique (Module 6: Process Injection) | #6, 1 year, 8 months after release (2026-01-11 18:11:16) | 75 |
| Class 1 (Lab): CreateRemoteThread Technique (Module 6: Process Injection) | #6, 1 year, 8 months after release (2026-01-11 18:04:32) | 75 |
| Class 5 (Lab): Anti-Malware Ticks (Module 5: Aniti-Malware Tricks) | #5, 1 year, 8 months after release (2026-01-11 12:12:53) | 78 |
| Class 4.2 (Chall): Find the Offset (Module 5: Aniti-Malware Tricks) | #6, 6 months, 20 days after release (2026-01-11 11:30:22) | 76 |
| Class 4.1 (Chall): Patch the Binary (Module 5: Aniti-Malware Tricks) | #6, 6 months, 22 days after release (2026-01-11 11:26:28) | 75 |
| Class 4 (Lab): Anti-Debugging Ticks (Module 5: Aniti-Malware Tricks) | #5, 1 year, 8 months after release (2026-01-04 09:39:26) | 71 |
| Class 3 (Brief): Process Injection (Module 5: Aniti-Malware Tricks) | #6, 1 year, 8 months after release (2026-01-01 16:21:28) | 70 |
| Class 2 (Brief): Anti-VM and Packers (Module 5: Aniti-Malware Tricks) | #6, 1 year, 10 months after release (2026-01-01 16:18:56) | 69 |
| Class 1 (Brief): Anti-Debugging (Module 5: Aniti-Malware Tricks) | #6, 1 year, 10 months after release (2026-01-01 10:39:44) | 68 |
| Class 4.2 (Lab): Unpacking ASPack (Module 4: Packers & Obfuscators) | #7, 7 months, 7 days after release (2026-01-01 10:37:40) | 57 |
| Class 4.1 (Lab): Unpacking ASPack (Module 4: Packers & Obfuscators) | #7, 1 year, 8 months after release (2026-01-01 10:25:13) | 56 |
| Class 4 (Lab): Unpacking ASPack (Module 4: Packers & Obfuscators) | #7, 1 year, 8 months after release (2026-01-01 09:57:32) | 56 |
| Class 5 (Chall): Unpacking UPX your way (Module 4: Packers & Obfuscators) | #6, 7 months, 7 days after release (2026-01-01 01:01:05) | 65 |
| Class 6 (Chall): Unpacking for Flag (Module 4: Packers & Obfuscators) | #5, 7 months, 7 days after release (2026-01-01 00:54:24) | 75 |
| Class 3.1 (Lab): Unpacking UPX (Module 4: Packers & Obfuscators) | #7, 1 year, 8 months after release (2026-01-01 00:41:40) | 55 |
| Class 3 (Lab): Unpacking UPX (Module 4: Packers & Obfuscators) | #6, 1 year, 8 months after release (2025-12-31 13:13:11) | 55 |
| Class 2 (Brief):Unpacking & Deobfuscation Strategy (Module 4: Packers & Obfuscators) | #8, 1 year, 10 months after release (2025-12-31 12:56:19) | 50 |
| Class 1 (Brief): Carnita Methodology (Module 4: Packers & Obfuscators) | #9, 1 year, 10 months after release (2025-12-31 12:37:39) | 50 |
| Class 6 (Chall): G0T Password? (Module 3: Reverse Engineering) | #5, 7 months, 2 days after release (2025-12-27 02:24:44) | 75 |
| Class 5.1 (Lab): Find the Password (Module 3: Reverse Engineering) | #6, 1 year, 8 months after release (2025-12-27 02:22:32) | 68 |
| Class 5 (Lab): Find the Password (Module 3: Reverse Engineering) | #6, 1 year, 8 months after release (2025-12-27 02:20:56) | 67 |
| Class 4.2 (Chall): Windows 32-bit Calling Convention (Module 3: Reverse Engineering) | #5, 7 months, 2 days after release (2025-12-27 02:19:03) | 66 |
| Class 4.1 (Lab): Windows 32-bit Calling Convention (Module 3: Reverse Engineering) | #6, 1 year, 8 months after release (2025-12-27 02:13:08) | 65 |
| Class 4 (Lab): Windows 32-bit Calling Convention (Module 3: Reverse Engineering) | #5, 1 year, 8 months after release (2025-12-27 02:10:24) | 65 |
| Class 3.2 (Chall): Calling Conventions (Module 3: Reverse Engineering) | #5, 7 months, 2 days after release (2025-12-27 02:05:39) | 61 |
| Class 3.1 (Chall): Calling Conventions (Module 3: Reverse Engineering) | #6, 7 months, 2 days after release (2025-12-27 02:04:48) | 61 |
| Class 3 (Brief): Calling Conventions (Module 3: Reverse Engineering) | #6, 1 year, 10 months after release (2025-12-27 02:04:39) | 60 |
| Class 2 (Brief): Assembly Operands (Module 3: Reverse Engineering) | #6, 1 year, 10 months after release (2025-12-27 02:02:51) | 60 |
| Class 1 (Brief): Disassembler Process (Module 3: Reverse Engineering) | #8, 1 year, 10 months after release (2025-12-27 02:01:46) | 60 |
| Class 5.2 (Lab): Inetsim 101 (Module 2: Tools Arsenal) | #9, 7 months, 24 days after release (2025-12-27 02:00:28) | 46 |
| Class 5.1 (Lab): Fakenet 101 (Module 2: Tools Arsenal) | #10, 7 months, 24 days after release (2025-12-27 01:58:16) | 46 |
| Class 5 (Lab): Wireshark 101 (Module 2: Tools Arsenal) | #10, 7 months, 24 days after release (2025-12-27 01:54:47) | 46 |
| Class 4.1 (Chall): Debuggers & Disassemblers (Module 2: Tools Arsenal) | #10, 7 months, 2 days after release (2025-12-27 01:46:52) | 41 |
| Class 4 (Lab): Debuggers & Disassemblers (Module 2: Tools Arsenal) | #9, 1 year, 8 months after release (2025-12-27 01:45:41) | 40 |
| Class 3 (Chall): PE Editors Exercise (Module 2: Tools Arsenal) | #10, 1 year, 8 months after release (2025-12-27 01:23:34) | 30 |
| Class 2 (Brief): WinDbg, IDA Pro & Qilinq (Module 2: Tools Arsenal) | #11, 1 year, 9 months after release (2025-12-27 01:10:54) | 30 |
| Class 1 (Brief): PE Editors & Process Explorer (Module 2: Tools Arsenal) | #11, 1 year, 9 months after release (2025-12-27 01:03:07) | 30 |
| Class 5 (Brief): Process and Network Monitoring (Module 1: Dynamic Analysis) | #12, 8 months, 13 days after release (2025-12-27 00:57:50) | 30 |
| Class 4 (Lab): Analysis Inside a Virtual Machine (Module 1: Dynamic Analysis) | #12, 1 year, 8 months after release (2025-12-26 15:43:46) | 20 |
| Class 3 (Lab): Sandbox Analysis (Module 1: Dynamic Analysis) | #12, 1 year, 8 months after release (2025-12-26 13:29:25) | 20 |
| Class 2 (Brief): Analysis Lab & Tools (Module 1: Dynamic Analysis) | #12, 1 year, 10 months after release (2025-12-26 13:23:40) | 20 |
| Class 1 (Brief): Malicious Software 101 (Module 1: Dynamic Analysis) | #12, 1 year, 10 months after release (2025-12-26 13:04:25) | 20 |
| Class 5 (Lab): Windows Binaries Example (Module 0: Windows Binaries) | #12, 1 year, 8 months after release (2025-12-25 22:55:25) | 10 |
| Class 4 (Brief): .NET Assemblies (Module 0: Windows Binaries) | #11, 1 year, 8 months after release (2025-11-04 10:45:58) | 10 |
| Class 3 (Brief): Windows Loader (Module 0: Windows Binaries) | #13, 1 year, 8 months after release (2025-11-04 09:40:50) | 10 |
| Class 2 (Brief): Windows Executables Format (Module 0: Windows Binaries) | #12, 1 year, 8 months after release (2025-10-28 10:08:15) | 10 |
| Class 1 (Brief): Compiling & Building Executables (Module 0: Windows Binaries) | #15, 1 year, 7 months after release (2025-10-28 08:34:54) | 10 |
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