Overview

overview

10

Static

static

10

Josho.mpsl.elf

debian-12-mipsel

9

Analysis

  • max time kernel
    126s
  • max time network
    165s
  • platform
    debian-12_mipsel
  • resource
    debian12-mipsel-20240221-en
  • resource tags

    arch:mipselimage:debian12-mipsel-20240221-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
  • submitted
    10-12-2024 18:32

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General

  • Target

    Josho.mpsl.elf

  • Size

    69KB

  • MD5

    29d062f2f320c0b365243431e80e90f1

  • SHA1

    09eedc222bf7b13d4735f2acd65dff895fe6e660

  • SHA256

    94b8af2a35d19290ce247df4b4346f120f6f8474e31eb205a9689509f19f4865

  • SHA512

    29417d51d79cb3c5212cdee6a68ffcd30885284d83e6d1956d1c34149ccf723b2a8b0740f0fbfd00d10c595d6154fe1aabf20578d674aefce2e37f3cf58f6a78

  • SSDEEP

    768:QxNCJ0EYlDYhHnrwqsFDwLX3U6ngBhN6PNUpGXS5SyeweVKe0n3oNWpkmPqXitMF:QxNCJBYlZFwwjhwPTXSNxIKzn6CpC

Score
9/10
defense_evasiondiscovery

Malware Config

Signatures

  • Contacts a large (82224) 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
  • 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

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

    Uses contents of /proc filesystem to enumerate network settings.

    discovery
  • Reads runtime system information 47 IoCs

    Reads data from /proc virtual filesystem.

    discovery

Processes

  • /tmp/Josho.mpsl.elf
    /tmp/Josho.mpsl.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:736

Network

MITRE ATT&CK Enterprise v15

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