Elfina v2.0.0

Elfina 2.0.0

This release introduces a major rewrite of Elfina in Rust, along with several new analysis features.

Major Changes

• The project has been rewritten in Rust

New Features

Elfina now includes additional ELF analysis utilities:

• --hexdump : Display the hexadecimal representation of the ELF file.
• --hexdump-out: Save --hexdump result into a specific file.
• --entropy: Calculate entropy to help identify packed or compressed sections.
• --entropy-out: Save --entropy result into a specific file.
• --disasm: Disassemble the ELF binary.
• --disasm-out: Save --disasm result into a specific file.

Existing Features

• Multi-architecture ELF support

  • x86 (i386)
  • x86-64
  • ARM32
  • AArch64
  • RISC-V 64

• Multiple execution methods

  • --mmap : load ELF via memory mapping
  • --memfd : execute ELF from anonymous file descriptor

• ELF probing

  • --info displays ELF metadata and structure

Included Binaries

This release package contains statically linked binaries:

Binary	Architecture
elfina	x86-64
elfina32	x86

Download

Download and extract:

wget https://github.com/iss4cf0ng/Elfina/releases/latest/download/elfina-linux.tar.gz
tar -xzf elfina-linux.tar.gz
cd elfina
chmod +x ./elfina
chmod +x ./elfina32

Notes

Elfina is developed for educational and research purposes, focusing on understanding the ELF format and executable loading mechanisms on Linux.