Overview

overview

10

Static

static

8

Mozi.mjtfrthnd

linux_mips

10

Analysis

  • max time kernel
    11962s
  • max time network
    152s
  • platform
    linux_mips
  • resource
    debian9-mipsbe-en-20211208
  • submitted
    25-04-2022 23:07

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General

  • Target

    Mozi.mjtfrthnd

  • Size

    129KB

  • MD5

    fbe51695e97a45dc61967dc3241a37dc

  • SHA1

    1ed14334b5b71783cd6ec14b8a704fe48e600cf0

  • SHA256

    2e4506802aedea2e6d53910dfb296323be6620ac08c4b799a879eace5923a7b6

  • SHA512

    c35eab56ba59beb2ec2b362e4d1aae734fadc2d9db1d720439337dcade13ec9c7b68da9d03821efc7277abaf9bace342ff35593373e04c67327d5f7db460ad8a

Score
10/10
discoverypersistencesuricata

Malware Config

Signatures

  • suricata: ET MALWARE JAWS Webserver Unauthenticated Shell Command Execution

    suricata: ET MALWARE JAWS Webserver Unauthenticated Shell Command Execution

    suricata
  • suricata: ET MALWARE Mirai Variant User-Agent (Outbound)

    suricata: ET MALWARE Mirai Variant User-Agent (Outbound)

    suricata
  • suricata: ET MALWARE Mozi Botnet DHT Config Sent

    suricata: ET MALWARE Mozi Botnet DHT Config Sent

    suricata
  • Contacts a large (23857) 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
  • Modifies the Watchdog daemon 1 TTPs

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

  • Writes file to system bin folder 1 TTPs 2 IoCs
  • Modifies hosts file 1 IoCs

    Adds to hosts file used for mapping hosts to IP addresses.

  • Writes DNS configuration 1 TTPs 1 IoCs

    Writes data to DNS resolver config file.

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Modifies init.d 1 TTPs 1 IoCs

    Adds/modifies system service, likely for persistence.

    persistence
  • Reads system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Reads system network configuration 1 TTPs 3 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 2 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • ./Mozi.mjtfrthnd
    ./Mozi.mjtfrthnd
    1⤵
    • Enumerates active TCP sockets
    • Reads system network configuration
    • Reads runtime system information
    PID:321
  • /bin/sh
    sh -c "killall -9 telnetd utelnetd scfgmgr"
    1⤵
      PID:324
    • /bin/sh
      sh -c "iptables -I INPUT -p tcp --destination-port 42983 -j ACCEPT"
      1⤵
        PID:335
        • /sbin/iptables
          iptables -I INPUT -p tcp --destination-port 42983 -j ACCEPT
          2⤵
            PID:336
        • /bin/sh
          sh -c "iptables -I OUTPUT -p tcp --source-port 42983 -j ACCEPT"
          1⤵
            PID:341
            • /sbin/iptables
              iptables -I OUTPUT -p tcp --source-port 42983 -j ACCEPT
              2⤵
                PID:342
            • /bin/sh
              sh -c "iptables -I PREROUTING -t nat -p tcp --destination-port 42983 -j ACCEPT"
              1⤵
                PID:343
                • /sbin/iptables
                  iptables -I PREROUTING -t nat -p tcp --destination-port 42983 -j ACCEPT
                  2⤵
                    PID:344
                • /bin/sh
                  sh -c "iptables -I POSTROUTING -t nat -p tcp --source-port 42983 -j ACCEPT"
                  1⤵
                    PID:353
                    • /sbin/iptables
                      iptables -I POSTROUTING -t nat -p tcp --source-port 42983 -j ACCEPT
                      2⤵
                        PID:354
                    • /bin/sh
                      sh -c "iptables -I INPUT -p tcp --dport 42983 -j ACCEPT"
                      1⤵
                        PID:355
                        • /sbin/iptables
                          iptables -I INPUT -p tcp --dport 42983 -j ACCEPT
                          2⤵
                            PID:356
                        • /bin/sh
                          sh -c "iptables -I OUTPUT -p tcp --sport 42983 -j ACCEPT"
                          1⤵
                            PID:357
                            • /sbin/iptables
                              iptables -I OUTPUT -p tcp --sport 42983 -j ACCEPT
                              2⤵
                                PID:358
                            • /bin/sh
                              sh -c "iptables -I PREROUTING -t nat -p tcp --dport 42983 -j ACCEPT"
                              1⤵
                                PID:359
                                • /sbin/iptables
                                  iptables -I PREROUTING -t nat -p tcp --dport 42983 -j ACCEPT
                                  2⤵
                                    PID:360
                                • /bin/sh
                                  sh -c "iptables -I INPUT -p tcp --destination-port 22 -j DROP"
                                  1⤵
                                    PID:361
                                    • /sbin/iptables
                                      iptables -I INPUT -p tcp --destination-port 22 -j DROP
                                      2⤵
                                        PID:363
                                    • /bin/sh
                                      sh -c "iptables -I POSTROUTING -t nat -p tcp --sport 42983 -j ACCEPT"
                                      1⤵
                                        PID:362
                                        • /sbin/iptables
                                          iptables -I POSTROUTING -t nat -p tcp --sport 42983 -j ACCEPT
                                          2⤵
                                            PID:364
                                        • /bin/sh
                                          sh -c "iptables -I INPUT -p tcp --destination-port 23 -j DROP"
                                          1⤵
                                            PID:365
                                            • /sbin/iptables
                                              iptables -I INPUT -p tcp --destination-port 23 -j DROP
                                              2⤵
                                                PID:366
                                            • /bin/sh
                                              sh -c "iptables -I INPUT -p tcp --destination-port 2323 -j DROP"
                                              1⤵
                                                PID:367
                                                • /sbin/iptables
                                                  iptables -I INPUT -p tcp --destination-port 2323 -j DROP
                                                  2⤵
                                                    PID:368
                                                • /bin/sh
                                                  sh -c "iptables -I OUTPUT -p tcp --source-port 22 -j DROP"
                                                  1⤵
                                                    PID:369
                                                    • /sbin/iptables
                                                      iptables -I OUTPUT -p tcp --source-port 22 -j DROP
                                                      2⤵
                                                        PID:370
                                                    • /bin/sh
                                                      sh -c "iptables -I OUTPUT -p tcp --source-port 23 -j DROP"
                                                      1⤵
                                                        PID:371
                                                        • /sbin/iptables
                                                          iptables -I OUTPUT -p tcp --source-port 23 -j DROP
                                                          2⤵
                                                            PID:372
                                                        • /bin/sh
                                                          sh -c "iptables -I OUTPUT -p tcp --source-port 2323 -j DROP"
                                                          1⤵
                                                            PID:373
                                                            • /sbin/iptables
                                                              iptables -I OUTPUT -p tcp --source-port 2323 -j DROP
                                                              2⤵
                                                                PID:374
                                                            • /bin/sh
                                                              sh -c "iptables -I INPUT -p tcp --dport 22 -j DROP"
                                                              1⤵
                                                                PID:375
                                                                • /sbin/iptables
                                                                  iptables -I INPUT -p tcp --dport 22 -j DROP
                                                                  2⤵
                                                                    PID:376
                                                                • /bin/sh
                                                                  sh -c "iptables -I INPUT -p tcp --dport 23 -j DROP"
                                                                  1⤵
                                                                    PID:377
                                                                    • /sbin/iptables
                                                                      iptables -I INPUT -p tcp --dport 23 -j DROP
                                                                      2⤵
                                                                        PID:378
                                                                    • /bin/sh
                                                                      sh -c "iptables -I INPUT -p tcp --dport 2323 -j DROP"
                                                                      1⤵
                                                                        PID:379
                                                                        • /sbin/iptables
                                                                          iptables -I INPUT -p tcp --dport 2323 -j DROP
                                                                          2⤵
                                                                            PID:380
                                                                        • /bin/sh
                                                                          sh -c "iptables -I OUTPUT -p tcp --sport 22 -j DROP"
                                                                          1⤵
                                                                            PID:381
                                                                            • /sbin/iptables
                                                                              iptables -I OUTPUT -p tcp --sport 22 -j DROP
                                                                              2⤵
                                                                                PID:382
                                                                            • /bin/sh
                                                                              sh -c "iptables -I OUTPUT -p tcp --sport 23 -j DROP"
                                                                              1⤵
                                                                                PID:383
                                                                                • /sbin/iptables
                                                                                  iptables -I OUTPUT -p tcp --sport 23 -j DROP
                                                                                  2⤵
                                                                                    PID:384
                                                                                • /bin/sh
                                                                                  sh -c "iptables -I OUTPUT -p tcp --sport 2323 -j DROP"
                                                                                  1⤵
                                                                                    PID:385
                                                                                    • /sbin/iptables
                                                                                      iptables -I OUTPUT -p tcp --sport 2323 -j DROP
                                                                                      2⤵
                                                                                        PID:386
                                                                                    • /bin/sh
                                                                                      sh -c "iptables -I INPUT -p tcp --destination-port 58000 -j DROP"
                                                                                      1⤵
                                                                                        PID:387
                                                                                        • /sbin/iptables
                                                                                          iptables -I INPUT -p tcp --destination-port 58000 -j DROP
                                                                                          2⤵
                                                                                            PID:388
                                                                                        • /bin/sh
                                                                                          sh -c "iptables -I OUTPUT -p tcp --source-port 58000 -j DROP"
                                                                                          1⤵
                                                                                            PID:389
                                                                                            • /sbin/iptables
                                                                                              iptables -I OUTPUT -p tcp --source-port 58000 -j DROP
                                                                                              2⤵
                                                                                                PID:390
                                                                                            • /bin/sh
                                                                                              sh -c "iptables -I INPUT -p tcp --dport 58000 -j DROP"
                                                                                              1⤵
                                                                                                PID:391
                                                                                                • /sbin/iptables
                                                                                                  iptables -I INPUT -p tcp --dport 58000 -j DROP
                                                                                                  2⤵
                                                                                                    PID:392
                                                                                                • /bin/sh
                                                                                                  sh -c "iptables -I OUTPUT -p tcp --sport 58000 -j DROP"
                                                                                                  1⤵
                                                                                                    PID:393
                                                                                                    • /sbin/iptables
                                                                                                      iptables -I OUTPUT -p tcp --sport 58000 -j DROP
                                                                                                      2⤵
                                                                                                        PID:394
                                                                                                    • /bin/sh
                                                                                                      sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer URL \"http://127.0.0.1\""
                                                                                                      1⤵
                                                                                                        PID:395
                                                                                                      • /bin/sh
                                                                                                        sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer ConnectionRequestPassword \"acsMozi\""
                                                                                                        1⤵
                                                                                                          PID:396
                                                                                                        • /bin/sh
                                                                                                          sh -c "iptables -I INPUT -p tcp --destination-port 35000 -j DROP"
                                                                                                          1⤵
                                                                                                            PID:397
                                                                                                            • /sbin/iptables
                                                                                                              iptables -I INPUT -p tcp --destination-port 35000 -j DROP
                                                                                                              2⤵
                                                                                                                PID:398
                                                                                                            • /bin/sh
                                                                                                              sh -c "iptables -I INPUT -p tcp --destination-port 50023 -j DROP"
                                                                                                              1⤵
                                                                                                                PID:399
                                                                                                                • /sbin/iptables
                                                                                                                  iptables -I INPUT -p tcp --destination-port 50023 -j DROP
                                                                                                                  2⤵
                                                                                                                    PID:400
                                                                                                                • /bin/sh
                                                                                                                  sh -c "iptables -I OUTPUT -p tcp --source-port 50023 -j DROP"
                                                                                                                  1⤵
                                                                                                                    PID:401
                                                                                                                    • /sbin/iptables
                                                                                                                      iptables -I OUTPUT -p tcp --source-port 50023 -j DROP
                                                                                                                      2⤵
                                                                                                                        PID:402
                                                                                                                    • /bin/sh
                                                                                                                      sh -c "iptables -I OUTPUT -p tcp --source-port 35000 -j DROP"
                                                                                                                      1⤵
                                                                                                                        PID:403
                                                                                                                        • /sbin/iptables
                                                                                                                          iptables -I OUTPUT -p tcp --source-port 35000 -j DROP
                                                                                                                          2⤵
                                                                                                                            PID:404
                                                                                                                        • /bin/sh
                                                                                                                          sh -c "iptables -I INPUT -p tcp --destination-port 7547 -j DROP"
                                                                                                                          1⤵
                                                                                                                            PID:405
                                                                                                                            • /sbin/iptables
                                                                                                                              iptables -I INPUT -p tcp --destination-port 7547 -j DROP
                                                                                                                              2⤵
                                                                                                                                PID:406
                                                                                                                            • /bin/sh
                                                                                                                              sh -c "iptables -I OUTPUT -p tcp --source-port 7547 -j DROP"
                                                                                                                              1⤵
                                                                                                                                PID:407
                                                                                                                                • /sbin/iptables
                                                                                                                                  iptables -I OUTPUT -p tcp --source-port 7547 -j DROP
                                                                                                                                  2⤵
                                                                                                                                    PID:408
                                                                                                                                • /bin/sh
                                                                                                                                  sh -c "iptables -I INPUT -p tcp --dport 35000 -j DROP"
                                                                                                                                  1⤵
                                                                                                                                    PID:409
                                                                                                                                    • /sbin/iptables
                                                                                                                                      iptables -I INPUT -p tcp --dport 35000 -j DROP
                                                                                                                                      2⤵
                                                                                                                                        PID:410
                                                                                                                                    • /bin/sh
                                                                                                                                      sh -c "iptables -I INPUT -p tcp --dport 50023 -j DROP"
                                                                                                                                      1⤵
                                                                                                                                        PID:411
                                                                                                                                        • /sbin/iptables
                                                                                                                                          iptables -I INPUT -p tcp --dport 50023 -j DROP
                                                                                                                                          2⤵
                                                                                                                                            PID:412
                                                                                                                                        • /bin/sh
                                                                                                                                          sh -c "iptables -I OUTPUT -p tcp --sport 50023 -j DROP"
                                                                                                                                          1⤵
                                                                                                                                            PID:413
                                                                                                                                            • /sbin/iptables
                                                                                                                                              iptables -I OUTPUT -p tcp --sport 50023 -j DROP
                                                                                                                                              2⤵
                                                                                                                                                PID:414
                                                                                                                                            • /bin/sh
                                                                                                                                              sh -c "iptables -I OUTPUT -p tcp --sport 35000 -j DROP"
                                                                                                                                              1⤵
                                                                                                                                                PID:415
                                                                                                                                                • /sbin/iptables
                                                                                                                                                  iptables -I OUTPUT -p tcp --sport 35000 -j DROP
                                                                                                                                                  2⤵
                                                                                                                                                    PID:416
                                                                                                                                                • /bin/sh
                                                                                                                                                  sh -c "iptables -I INPUT -p tcp --dport 7547 -j DROP"
                                                                                                                                                  1⤵
                                                                                                                                                    PID:417
                                                                                                                                                    • /sbin/iptables
                                                                                                                                                      iptables -I INPUT -p tcp --dport 7547 -j DROP
                                                                                                                                                      2⤵
                                                                                                                                                        PID:418
                                                                                                                                                    • /bin/sh
                                                                                                                                                      sh -c "iptables -I OUTPUT -p tcp --sport 7547 -j DROP"
                                                                                                                                                      1⤵
                                                                                                                                                        PID:419
                                                                                                                                                        • /sbin/iptables
                                                                                                                                                          iptables -I OUTPUT -p tcp --sport 7547 -j DROP
                                                                                                                                                          2⤵
                                                                                                                                                            PID:420
                                                                                                                                                        • /bin/sh
                                                                                                                                                          sh -c "iptables -I INPUT -p udp --destination-port 64037 -j ACCEPT"
                                                                                                                                                          1⤵
                                                                                                                                                            PID:421
                                                                                                                                                            • /sbin/iptables
                                                                                                                                                              iptables -I INPUT -p udp --destination-port 64037 -j ACCEPT
                                                                                                                                                              2⤵
                                                                                                                                                                PID:422
                                                                                                                                                            • /bin/sh
                                                                                                                                                              sh -c "iptables -I OUTPUT -p udp --source-port 64037 -j ACCEPT"
                                                                                                                                                              1⤵
                                                                                                                                                                PID:423
                                                                                                                                                                • /sbin/iptables
                                                                                                                                                                  iptables -I OUTPUT -p udp --source-port 64037 -j ACCEPT
                                                                                                                                                                  2⤵
                                                                                                                                                                    PID:424
                                                                                                                                                                • /bin/sh
                                                                                                                                                                  sh -c "iptables -I PREROUTING -t nat -p udp --destination-port 64037 -j ACCEPT"
                                                                                                                                                                  1⤵
                                                                                                                                                                    PID:425
                                                                                                                                                                    • /sbin/iptables
                                                                                                                                                                      iptables -I PREROUTING -t nat -p udp --destination-port 64037 -j ACCEPT
                                                                                                                                                                      2⤵
                                                                                                                                                                        PID:426
                                                                                                                                                                    • /bin/sh
                                                                                                                                                                      sh -c "iptables -I POSTROUTING -t nat -p udp --source-port 64037 -j ACCEPT"
                                                                                                                                                                      1⤵
                                                                                                                                                                        PID:427
                                                                                                                                                                        • /sbin/iptables
                                                                                                                                                                          iptables -I POSTROUTING -t nat -p udp --source-port 64037 -j ACCEPT
                                                                                                                                                                          2⤵
                                                                                                                                                                            PID:428
                                                                                                                                                                        • /bin/sh
                                                                                                                                                                          sh -c "iptables -I INPUT -p udp --dport 64037 -j ACCEPT"
                                                                                                                                                                          1⤵
                                                                                                                                                                            PID:429
                                                                                                                                                                            • /sbin/iptables
                                                                                                                                                                              iptables -I INPUT -p udp --dport 64037 -j ACCEPT
                                                                                                                                                                              2⤵
                                                                                                                                                                                PID:430
                                                                                                                                                                            • /bin/sh
                                                                                                                                                                              sh -c "iptables -I OUTPUT -p udp --sport 64037 -j ACCEPT"
                                                                                                                                                                              1⤵
                                                                                                                                                                                PID:431
                                                                                                                                                                                • /sbin/iptables
                                                                                                                                                                                  iptables -I OUTPUT -p udp --sport 64037 -j ACCEPT
                                                                                                                                                                                  2⤵
                                                                                                                                                                                    PID:432
                                                                                                                                                                                • /bin/sh
                                                                                                                                                                                  sh -c "iptables -I PREROUTING -t nat -p udp --dport 64037 -j ACCEPT"
                                                                                                                                                                                  1⤵
                                                                                                                                                                                    PID:433
                                                                                                                                                                                    • /sbin/iptables
                                                                                                                                                                                      iptables -I PREROUTING -t nat -p udp --dport 64037 -j ACCEPT
                                                                                                                                                                                      2⤵
                                                                                                                                                                                        PID:434
                                                                                                                                                                                    • /bin/sh
                                                                                                                                                                                      sh -c "iptables -I POSTROUTING -t nat -p udp --sport 64037 -j ACCEPT"
                                                                                                                                                                                      1⤵
                                                                                                                                                                                        PID:435
                                                                                                                                                                                        • /sbin/iptables
                                                                                                                                                                                          iptables -I POSTROUTING -t nat -p udp --sport 64037 -j ACCEPT
                                                                                                                                                                                          2⤵
                                                                                                                                                                                            PID:436

                                                                                                                                                                                        Network

                                                                                                                                                                                        MITRE ATT&CK Enterprise v6

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