Overview

overview

7

Static

static

5

5d69309deb...62.elf

debian-12-mipsel

7

Analysis

  • max time kernel
    40s
  • max time network
    35s
  • platform
    debian-12_mipsel
  • resource
    debian12-mipsel-20260513-en
  • resource tags

    arch:mipselimage:debian12-mipsel-20260513-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
  • submitted
    18/08/2026, 23:26

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General

  • Target
    5d69309deb323b983cb391a6b37809750d47eb727cfb7e169fbad90ad1572462.elf
  • Size 129KB
  • Sample260818-3fca2saq9w
  • SHA256 5d69309deb323b983cb391a6b37809750d47eb727cfb7e169fbad90ad1572462
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
defense_evasiondiscoveryexecutionpersistenceprivilege_escalationupx

Malware Config

Signatures

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

    defense_evasion
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    executionpersistenceprivilege_escalation
  • 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

  • Modifies rc script 2 TTPs 1 IoCs

    Adding/modifying system rc scripts is a common persistence mechanism.

    persistence
  • Modifies systemd 2 TTPs 1 IoCs

    Adds/ modifies systemd service files. Likely to achieve persistence.

    persistenceprivilege_escalation
  • Write file to user bin folder 1 IoCs
    persistence
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Changes its process name 3 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/5d69309deb323b983cb391a6b37809750d47eb727cfb7e169fbad90ad1572462.elf
    /tmp/5d69309deb323b983cb391a6b37809750d47eb727cfb7e169fbad90ad1572462.elf
    1⤵
    • Modifies Watchdog functionality
    • Creates/modifies Cron job
    • Enumerates active TCP sockets
    • Modifies rc script
    • Modifies systemd
    • Write file to user bin folder
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:805
    • /usr/local/sbin/systemctl
      systemctl daemon-reload
      2⤵
        PID:813
      • /usr/local/bin/systemctl
        systemctl daemon-reload
        2⤵
          PID:813
        • /usr/sbin/systemctl
          systemctl daemon-reload
          2⤵
            PID:813
          • /usr/bin/systemctl
            systemctl daemon-reload
            2⤵
            • Reads runtime system information
            PID:813
          • /usr/local/sbin/systemctl
            systemctl enable network-dispatch.service
            2⤵
              PID:860
            • /usr/local/bin/systemctl
              systemctl enable network-dispatch.service
              2⤵
                PID:860
              • /usr/sbin/systemctl
                systemctl enable network-dispatch.service
                2⤵
                  PID:860
                • /usr/bin/systemctl
                  systemctl enable network-dispatch.service
                  2⤵
                  • Reads runtime system information
                  PID:860

              Network

                    MITRE ATT&CK Enterprise v16

                    Reconnaissance

                    Resource Development

                    Initial Access

                    Execution

                    Scheduled Task/Job

                    1
                    T1053

                    Cron

                    1
                    T1053.003

                    Persistence

                    Boot or Logon Autostart Execution

                    2
                    T1547

                    XDG Autostart Entries

                    1
                    T1547.013

                    Boot or Logon Initialization Scripts

                    1
                    T1037

                    RC Scripts

                    1
                    T1037.004

                    Create or Modify System Process

                    1
                    T1543

                    Systemd Service

                    1
                    T1543.002

                    Scheduled Task/Job

                    1
                    T1053

                    Cron

                    1
                    T1053.003

                    Privilege Escalation

                    Boot or Logon Autostart Execution

                    2
                    T1547

                    XDG Autostart Entries

                    1
                    T1547.013

                    Boot or Logon Initialization Scripts

                    1
                    T1037

                    RC Scripts

                    1
                    T1037.004

                    Create or Modify System Process

                    1
                    T1543

                    Systemd Service

                    1
                    T1543.002

                    Scheduled Task/Job

                    1
                    T1053

                    Cron

                    1
                    T1053.003

                    Defense Evasion

                    Impair Defenses

                    1
                    T1562

                    Credential Access

                    Discovery

                    System Network Configuration Discovery

                    1
                    T1016

                    Internet Connection Discovery

                    1
                    T1016.001

                    System Network Connections Discovery

                    1
                    T1049

                    Lateral Movement

                    Collection

                    Command and Control

                    Exfiltration

                    Impact

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    flutter
                    • Path /etc/cron.d/flutter
                    • Size 89B
                    • SHA256 fff4ea3e95f44382cbcb03f4c3cafe0de7dd45d22b70a665af23886a7e9eb42b
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    network-dispatch.service
                    • Path /etc/systemd/system/network-dispatch.service
                    • Size 228B
                    • SHA256 f0a4522d9cacf37bc711ef07c7a07d2627ac3fb2a25e13e1695db14896da415e
                    • MD5 SHA1 SHA512 TLSH
                    Submit Download

                    network-dispatch
                    • Path /usr/local/bin/network-dispatch
                    • Size 129KB
                    • SHA256 5d69309deb323b983cb391a6b37809750d47eb727cfb7e169fbad90ad1572462
                    • MD5 SHA1 SHA512 SSDEEP TLSH
                    Submit Download