Overview

overview

10

Static

static

10

splmpsl.elf

debian-9-mipsel

9

Analysis

  • max time kernel
    122s
  • max time network
    151s
  • 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
    10-02-2025 22:12

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General

  • Target

    splmpsl.elf

  • Size

    74KB

  • MD5

    8dc5bbcae49ea264490404f40004f12a

  • SHA1

    a780c58ef1e3969320cc0363ed992c4d4d0bec16

  • SHA256

    7d5f6cd8bd60edcefe3bf2cc6471d715193ba14dff7fcfcd4f0a5447a9525d91

  • SHA512

    f7fb97034a1ad691f55c0f45042a9a62e2fc16847f1e19374ed6e1bc68185909eb8177574d7caf7d53c37ab6a3560873458cb2f7a2f6d2363035defbac6395c6

  • SSDEEP

    1536:1a1bQWaJus8f90gHiuEd0XUeEQS8AW6zxzNQy0Na:1WUWaJus8fOx0XUeUQg

Score
9/10
credential_accessdefense_evasiondiscovery

Malware Config

Signatures

  • Contacts a large (53079) 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
  • Deletes itself 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

    defense_evasion
  • 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.

  • 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

  • Reads process memory 1 TTPs 52 IoCs

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

    credential_access
  • 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 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery

Processes

  • /tmp/splmpsl.elf
    /tmp/splmpsl.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:699

Network

MITRE ATT&CK Enterprise v15

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