Overview

overview

10

Static

static

10

nz.x86.elf

ubuntu-18.04-amd64

9

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20260513-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20260513-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    04/08/2026, 05:42

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General

  • Target
    nz.x86.elf
  • Size 105KB
  • Sample260804-gd43dsdg64
  • SHA256 2cda01fddcb33d3bd866edaf93ee1b1a4466dacd72c8c3142845b92a60b4f832
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasiondiscovery

Malware Config

Signatures

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

    defense_evasion
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Writes file to system bin folder 2 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery

Processes

  • /tmp/nz.x86.elf
    /tmp/nz.x86.elf
    1⤵
    • Modifies Watchdog functionality
    • Writes file to system bin folder
    • Reads runtime system information
    PID:1488

Network

        MITRE ATT&CK Enterprise v16

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