Overview

overview

10

Static

static

10

zyxel.elf

debian-9-armhf

9

Analysis

  • max time kernel
    97s
  • max time network
    160s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    09/03/2025, 11:12

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General

  • Target

    zyxel.elf

  • Size

    149KB

  • MD5

    6324ba37c929071f8a3c65d7bae2cfd3

  • SHA1

    f89a463328df433b597b53267f75b2f742d647a1

  • SHA256

    18ec419326c72cad270da262d178dd3ee8a2c88d615b254cd838262a89a2b961

  • SHA512

    cd05a6d286bc4ebab1eb3ab4e6f047e036043e875a3af846b95245ac46248eba61336492ce6df794fa6f08e1fa76581a2bf67f9af35f64bbfbe1c0234deeae92

  • SSDEEP

    3072:8pTHcZwn2J+wVJVdFFH+DsEncLTdOoRrWwduHuDM/9FTsHQhoR:aTHcZw2oQdjGsEncLTkoRDduH6M/9FhE

Score
9/10
discovery

Malware Config

Signatures

  • Contacts a large (210164) 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
  • Changes its process name 1 IoCs
  • Reads runtime system information 1 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 4 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/zyxel.elf
    /tmp/zyxel.elf
    1⤵
    • Changes its process name
    • Reads runtime system information
    • Writes file to tmp directory
    PID:646

Network

MITRE ATT&CK Enterprise v15

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