Malfease web.archive.org

Dataset of about 5,000 packed malware samples.

TTProtect web.archive.org

Professional protection tool designed for software developers to protect their PE applications against illegal modification or decompilation.

AverCryptor web.archive.org

Small and very handy utility designed to encrypt notes in which you can store any private information - it helps to hide your infection from antiviruses.

PEiD web.archive.org

Packed Executable iDentifier.

RLPack web.archive.org

Compresses your executables and dynamic link libraries in a way that keeps them small and has no effect on compressed file functionality.

PEPack web.archive.org

PE compression tool based on the code of a newer version of PE-SHiELD.

PE Diminisher web.archive.org

Simple PE packer relying on the aPLib compression library.

PCShrink web.archive.org

Windows 9x/NT executable file compressor relying on the aPLib compression library.

Neolite web.archive.org

Compresses Windows 32-bit EXE files and DLLs.

CEXE web.archive.org

Compresses an input EXE into a smaller executable (only runs on WinNT, Win2000 and above - won't run on Win95 or Win98).

XPA web.archive.org

DOS executable packer.

Vacuum web.archive.org

Runtime Compressor for DOS32 executables.

T-Pack web.archive.org

Executable COM-FILE compressor (LZ77) optimized for small files like BBS-Addys or similar files.

SysPack web.archive.org

Device drivers compressor.

Pro-Pack web.archive.org

DOS executable file compressor.

PACK web.archive.org

Executable files compressor.

Megalite web.archive.org

MS-DOS executable file compressor.

LGLZ web.archive.org

DOS EXE and COM file compressor using modified LZ77.

EPack web.archive.org

EXE and COM file compressor ; works with DOS/Windows95 files.

AXE web.archive.org

Program compression utility.

AVPack web.archive.org

Encrypts EXE or COM files so that they'll be able to start on your PC only.

aPack web.archive.org

16-bit real-mode DOS executable ( .EXE and .COM ) compressor.

624 web.archive.org

COM packer that can compress COM programs shorter than 25000 bytes.

32Lite web.archive.org

Compression tool for executable files created with Watcom C/C++ compiler.

PE-Protector web.archive.org

Encrypter/protector for Windows 9x/ME to protect executable files PEagainst reverse engineering or cracking with a very strong protection.

Armadillo web.archive.org

Incorporates both a license manager and wrapper system for protecting PE files.

FSG web.archive.org

Fast Small Good, perfect compressor for small exes, eg.

VXvault vxvault.net

Online malware database.

VX Underground vx-underground.org

PL-CERT based open source MWDB python application holding a malware database containing every APT sample from 2010 and over 7.5M maliciousbinaries.

VMProtect vmpsoft.com

Protects code by executing it on a virtual machine with non-standard architecture that makes it extremely difficult to analyze and crack the software.

YARA - The pattern matching swiss knife for malware researchers. virustotal.github.io

VirusTotal virustotal.com

File analysis Web service for detecting malware.

VirusSamples virussamples.com

Best of the worst kind of files on the Internet.

WaveAtlas: Surfing through the landscape of current malware packers virusbulletin.com

Anti-unpacker tricks - Part 14 (and previous parts) virusbulletin.com

Obfuscation-resilient executable payload extraction from packed malware usenix.org

(August 2021) :star:

Syntia: Synthesizing the semantics of obfuscated code usenix.org

(August 2017)

BYTEWEIGHT: Learning to recognize functions in binary code usenix.org

(August 2014)

MutantX-S: Scalable malware clustering based on static features usenix.org

(June 2013)

UPX upx.github.io

Ultimate Packer for eXecutables.

UnpacMe unpac.me

Automated malware unpacking service.

PEtite un4seen.com

Free Win32 (Windows 95/98/2000/NT/XP/Vista/7/etc) executable (EXE/DLL/etc) compressor.

Detecting packed PE files: Executable file analysis for the Windows operating system uia.brage.unit.no

(June 2021) :star:

PEscan tzworks.com

CLI tool to scan PE files to identify how they were constructed.

Learn symbolic execution and angr tyeyeah.github.io

Tuts 4 You tuts4you.com

Non-commercial, independent community dedicated to the sharing of knowledge and information on reverse code engineering.

Dynamic binary analysis and obfuscated codes triton.quarkslab.com

DarkCrypt totalcmd.net

Simply and powerful plugin for Total Commander used for file encryption using 100 algorithms and 5 modes.

Explained: Packer, crypter, and protector threatdown.com

Packing detection and classification relying on machine learning to stop malware propagation theses.hal.science

(December 2021) :star: