Overview

overview

7

Static

static

1

020f1fa607...ed09f0

debian-9-mips

7

Resubmissions

24-08-2023 15:49

230824-s9g4aafb6z 7

24-08-2023 15:48

230824-s8stdsfb6w 7

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20221111-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20221111-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    24-08-2023 15:49

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General

  • Target

    020f1fa6072108c79ed6f553f4f8b08e157bf17f9c260a76353300230fed09f0

  • 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/020f1fa6072108c79ed6f553f4f8b08e157bf17f9c260a76353300230fed09f0
    /tmp/020f1fa6072108c79ed6f553f4f8b08e157bf17f9c260a76353300230fed09f0
    1⤵
    • Modifies Watchdog functionality
    PID:328
  • /bin/sh
    sh -c "iptables -A INPUT -p tcp --destination-port 23 -j DROP"
    1⤵
      PID:331
      • /sbin/iptables
        iptables -A INPUT -p tcp --destination-port 23 -j DROP
        2⤵
          PID:332
      • /bin/sh
        sh -c "iptables -A INPUT -p tcp --destination-port 7547 -j DROP"
        1⤵
          PID:340
          • /sbin/iptables
            iptables -A INPUT -p tcp --destination-port 7547 -j DROP
            2⤵
              PID:341
          • /bin/sh
            sh -c "iptables -A INPUT -p tcp --destination-port 5555 -j DROP"
            1⤵
              PID:342
              • /sbin/iptables
                iptables -A INPUT -p tcp --destination-port 5555 -j DROP
                2⤵
                  PID:343
              • /bin/sh
                sh -c "iptables -A INPUT -p tcp --destination-port 5358 -j DROP"
                1⤵
                  PID:344
                  • /sbin/iptables
                    iptables -A INPUT -p tcp --destination-port 5358 -j DROP
                    2⤵
                      PID:345
                  • /bin/sh
                    sh -c "iptables -D INPUT -j CWMP_CR"
                    1⤵
                      PID:346
                      • /sbin/iptables
                        iptables -D INPUT -j CWMP_CR
                        2⤵
                          PID:347
                      • /bin/sh
                        sh -c "iptables -X CWMP_CR"
                        1⤵
                          PID:348
                          • /sbin/iptables
                            iptables -X CWMP_CR
                            2⤵
                              PID:349
                          • /bin/sh
                            sh -c "iptables -I INPUT -p udp --dport 64826 -j ACCEPT"
                            1⤵
                              PID:350
                              • /sbin/iptables
                                iptables -I INPUT -p udp --dport 64826 -j ACCEPT
                                2⤵
                                  PID:351

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              • memory/328-1-0x00400000-0x0047a6c0-memory.dmp

                                Download