Analysis

  • max time kernel
    63s
  • max time network
    154s
  • platform
    debian-12_mipsel
  • resource
    debian12-mipsel-20240418-en
  • resource tags

    arch:mipselimage:debian12-mipsel-20240418-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
  • submitted
    04-12-2024 18:48

General

  • Target

    mipsel.elf

  • Size

    199KB

  • MD5

    13e1a4d77e5fb05097f77734848bbdb4

  • SHA1

    2941650f51d3a5ffb0f2a6a651823e31c5a32f46

  • SHA256

    cb3d517ee9d8cf801e226da7f54fee49491e774fd8287d49e6a2def85d3a81e8

  • SHA512

    131b423be23a4ca3dfd5728cc644f892a2bef374fdc41e1e762f29aeb32bd00060537c35664a5fc39fbd39dd1e123628a4e36a504b69e5e7aeb97fa322b18ce8

  • SSDEEP

    3072:ooIR900aTESn9teFTmlaIW9OHDDTlPWDyaejZh:oowVSeFTm0wDDTlPWDyaejZh

Malware Config

Signatures

  • Contacts a large (70680) amount of remote hosts 1 TTPs

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

  • Creates a large amount of network flows 1 TTPs

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

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Reads system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Changes its process name 1 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • System Network Configuration Discovery 1 TTPs 1 IoCs

    Adversaries may gather information about the network configuration of a system.

Processes

  • /tmp/mipsel.elf
    /tmp/mipsel.elf
    1⤵
    • Modifies Watchdog functionality
    • Reads system routing table
    • Changes its process name
    • Reads system network configuration
    • System Network Configuration Discovery
    PID:741

Network

MITRE ATT&CK Enterprise v15

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