Overview

overview

10

Static

static

10

nklx86.elf

ubuntu-22.04-amd64

9

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    ubuntu-22.04_amd64
  • resource
    ubuntu2204-amd64-20250307-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2204-amd64-20250307-enkernel:5.15.0-105-genericlocale:en-usos:ubuntu-22.04-amd64system
  • submitted
    10/03/2025, 02:02

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General

  • Target

    nklx86.elf

  • Size

    45KB

  • MD5

    6914e27a369a506dac398d5b02b49bfa

  • SHA1

    afeb496bc56794f7214e506ae26de372c03c9c1e

  • SHA256

    2cc620e872ebc0034a976b5d0b3eedcef85220633f14d51293695d8c4965bbe6

  • SHA512

    2317bf5e6e83bacffdc6d7be0200c3f20cbea86892f97f68a7f0fb11066bd43d66e9eccafdb1856e88bfe8d220621ff12ce40d7933070637711f675ba651053e

  • SSDEEP

    768:jC6EE7aKEP4FNt1B0jsoWHCuvAaYKPfgTe3wfac9VuXu3pL:m6EE7aKEP4Fz1yQJHCuCKr3wyc9V8u3B

Score
9/10
defense_evasiondiscovery

Malware Config

Signatures

  • Contacts a large (187395) 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
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

    defense_evasion
  • Renames itself 1 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

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

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Changes its process name 1 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery

Processes

Network

MITRE ATT&CK Enterprise v15

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