Overview

overview

7

Static

static

1

5377e8f2eb...da9d6c

debian-9-mips

7

Analysis

  • max time kernel
    125s
  • max time network
    150s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20231215-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20231215-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    19-12-2023 23:15

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General

  • Target

    5377e8f2ebdb280216c37a6195da9d6c

  • Size

    83KB

  • MD5

    5377e8f2ebdb280216c37a6195da9d6c

  • SHA1

    b54c705193b7963a0d40699a91cdb34fedecbe88

  • SHA256

    020f1fa6072108c79ed6f553f4f8b08e157bf17f9c260a76353300230fed09f0

  • SHA512

    65e5aec56ddde56f245a20f88553d2f76bd7dd8e1940e9d49637d51a868fe73003b8a95fffeb9481110579f6ee4790fc9af1668d435930d4c01b116490908eed

  • SSDEEP

    1536:yYI0ARqw1qAEW67UIWi7M8gmfmJo0WgswnD6Efyq8PxlRkp2K3/J1V+uBNu:yYI0ARqw1qAEv7UIFM8oJorFquyjkRks

Score
7/10

Malware Config

Signatures

  • Changes its process name 1 IoCs
  • Deletes itself 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • 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 system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Reads system network configuration 1 TTPs 3 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/5377e8f2ebdb280216c37a6195da9d6c
    /tmp/5377e8f2ebdb280216c37a6195da9d6c
    1⤵
    • Modifies Watchdog functionality
    PID:701
  • /bin/sh
    sh -c "iptables -A INPUT -p tcp --destination-port 23 -j DROP"
    1⤵
      PID:724
      • /sbin/iptables
        iptables -A INPUT -p tcp --destination-port 23 -j DROP
        2⤵
          PID:725
      • /bin/sh
        sh -c "iptables -A INPUT -p tcp --destination-port 7547 -j DROP"
        1⤵
          PID:730
          • /sbin/iptables
            iptables -A INPUT -p tcp --destination-port 7547 -j DROP
            2⤵
              PID:731
          • /bin/sh
            sh -c "iptables -A INPUT -p tcp --destination-port 5555 -j DROP"
            1⤵
              PID:732
              • /sbin/iptables
                iptables -A INPUT -p tcp --destination-port 5555 -j DROP
                2⤵
                  PID:733
              • /bin/sh
                sh -c "iptables -A INPUT -p tcp --destination-port 5358 -j DROP"
                1⤵
                  PID:734
                  • /sbin/iptables
                    iptables -A INPUT -p tcp --destination-port 5358 -j DROP
                    2⤵
                      PID:735
                  • /bin/sh
                    sh -c "iptables -D INPUT -j CWMP_CR"
                    1⤵
                      PID:736
                      • /sbin/iptables
                        iptables -D INPUT -j CWMP_CR
                        2⤵
                          PID:737
                      • /bin/sh
                        sh -c "iptables -X CWMP_CR"
                        1⤵
                          PID:738
                          • /sbin/iptables
                            iptables -X CWMP_CR
                            2⤵
                              PID:739
                          • /bin/sh
                            sh -c "iptables -I INPUT -p udp --dport 48418 -j ACCEPT"
                            1⤵
                              PID:740
                              • /sbin/iptables
                                iptables -I INPUT -p udp --dport 48418 -j ACCEPT
                                2⤵
                                  PID:741

                              Network

                              MITRE ATT&CK Enterprise v15

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