Overview

overview

10

Static

static

10

nklx86.elf

ubuntu-24.04-amd64

9

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    ubuntu-24.04_amd64
  • resource
    ubuntu2404-amd64-20240523-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system
  • submitted
    10-02-2025 21:52

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General

  • Target

    nklx86.elf

  • Size

    44KB

  • MD5

    b86fcff19aa2eb96af0022fe7c82ae11

  • SHA1

    f89a5e4d9a2be46a1a4a480fc07a1cc2d90e8701

  • SHA256

    28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8

  • SHA512

    d8be78539b34b6fab9b75ef8c0e128b6cc7844856783e5b816ad91bdd1acdc5233cda8cbf354454205b1fa2c4640a916edc1fbf1d1620dc0ca781872441c87cc

  • SSDEEP

    768:c4ZMC05W0RIWPIfWWYrREwZXt+k6ck8qXs4xhQ8Xeun/e8g:c4ZMC05W0RIWQ/YrREKURhxtXeu/e8

Score
9/10
discoveryrootkit

Malware Config

Signatures

  • Contacts a large (183487) 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
  • Loads a kernel module 1 IoCs

    Loads a Linux kernel module, potentially to achieve persistence

    rootkit
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes

  • /tmp/nklx86.elf
    /tmp/nklx86.elf
    1⤵
    • Loads a kernel module
    PID:2517

Network

MITRE ATT&CK Enterprise v15

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