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Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240611-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    11/03/2025, 02:58

General

  • Target

    43e9eb915b547d4ff40678020a90e406176697f0a0f06982adf572896f8bb440.elf

  • Size

    51KB

  • MD5

    d73c770338042b8f503e54fd32541aad

  • SHA1

    cdcd238715b649ad335b085141ce3b9943c6c4d9

  • SHA256

    43e9eb915b547d4ff40678020a90e406176697f0a0f06982adf572896f8bb440

  • SHA512

    b4785d734e3d354b0c4eb507c03a0fcfe88eed0741d4b0595bae599edb3ddeb09f6579a22d17cac6cb1187a35c10eff769c069fc586a39ae3572773a4986899e

  • SSDEEP

    768:Q8mN65nxTY4WpetK3hLw2SM5tyeFEeWDeSamIj6oCXio4qNtq:Q8mN65n2j9wnMOQEvDzamIOo4N

Malware Config

Signatures

  • Contacts a large (14599) amount of remote hosts 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.

  • Renames itself 1 IoCs
  • Unexpected DNS network traffic destination 2 IoCs

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

  • Creates a large amount of network flows 1 TTPs

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

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads process memory 1 TTPs 49 IoCs

    Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

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

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/43e9eb915b547d4ff40678020a90e406176697f0a0f06982adf572896f8bb440.elf
    /tmp/43e9eb915b547d4ff40678020a90e406176697f0a0f06982adf572896f8bb440.elf
    1⤵
    • Modifies Watchdog functionality
    • Renames itself
    • Enumerates active TCP sockets
    • Reads process memory
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:709

Network

MITRE ATT&CK Enterprise v15

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