Overview

overview

9

Static

static

1

nabx86.elf

ubuntu-18.04-amd64

9

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20251231-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20251231-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    12/01/2026, 13:28

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General

  • Target
    nabx86.elf
  • Size 53KB
  • Sample260112-qqwffsa16d
  • SHA256 a0f2a7920a2d6094f20865725403b07f49680905f26cec7634e4716f74aea291
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
discovery

Malware Config

Signatures

  • Contacts a large (26901) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Renames itself 1 IoCs
  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

    discovery
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

    discovery
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery

Processes

  • /tmp/nabx86.elf
    /tmp/nabx86.elf
    1⤵
    • Renames itself
    • Enumerates active TCP sockets
    • Reads system network configuration
    • Reads runtime system information
    PID:1521

Network

        MITRE ATT&CK Enterprise v16

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