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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240418-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    02/02/2025, 05:02

General

  • Target

    d811710149ca4be6c51ec05144d1d483e4a115223caba7d55d146193c1b3d312.elf

  • Size

    50KB

  • MD5

    6ec5ae9244e138e2e3c619314f3daff7

  • SHA1

    7b3f99c43ea2f2daa9b917a0af827d75570a66b7

  • SHA256

    d811710149ca4be6c51ec05144d1d483e4a115223caba7d55d146193c1b3d312

  • SHA512

    021c488ae19ac4f245c6f9a2ac8ac2e403f043c41b98431584d22890cc289e2513fc5d8e466ebd223f483c4dfd94af78fc95055ab102d5033f553a126915d407

  • SSDEEP

    768:qaimRX3/EyYeGXIhz6WJs51E5hMeQEeE4eriu8RW5Xi+g4doIiI:qaimRXPEyyZxHE09Ep4iiu8EPTo

Malware Config

Signatures

  • Contacts a large (6705) amount of remote hosts 1 TTPs

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

  • Deletes itself 1 IoCs
  • 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 1 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 53 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/d811710149ca4be6c51ec05144d1d483e4a115223caba7d55d146193c1b3d312.elf
    /tmp/d811710149ca4be6c51ec05144d1d483e4a115223caba7d55d146193c1b3d312.elf
    1⤵
    • Deletes itself
    • 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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