Overview

overview

10

Static

static

8

Mozi.mpedtvwgr

linux_mips

10

Analysis

  • max time kernel
    11967s
  • max time network
    192s
  • platform
    linux_mips
  • resource
    debian9-mipsbe-en-20211208
  • submitted
    25-04-2022 23:19

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General

  • Target

    Mozi.mpedtvwgr

  • Size

    132KB

  • MD5

    a73ddd6ec22462db955439f665cad4e6

  • SHA1

    ac6962542a4b23ac13bddff22f8df9aeb702ef12

  • SHA256

    b5cf68c7cb5bb2d21d60bf6654926f61566d95bfd7c9f9e182d032f1da5b4605

  • SHA512

    92a52f68a7324c4d5876e1f7e2cb87d14b8604b057ceee2e537815568faa96abf576a22111c5c976eff72ab9015f1261b2331d4b4d711f4e62c8eb403c2377aa

Score
10/10
discoverypersistencesuricata

Malware Config

Signatures

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

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

    suricata
  • Contacts a large (18110) 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.mpedtvwgr
    ./Mozi.mpedtvwgr
    1⤵
    • Enumerates active TCP sockets
    • Reads system network configuration
    • Reads runtime system information
    PID:332
  • /bin/sh
    sh -c "killall -9 telnetd utelnetd scfgmgr"
    1⤵
      PID:335
    • /bin/sh
      sh -c "iptables -I INPUT -p tcp --destination-port 56407 -j ACCEPT"
      1⤵
        PID:346
        • /sbin/iptables
          iptables -I INPUT -p tcp --destination-port 56407 -j ACCEPT
          2⤵
            PID:347
        • /bin/sh
          sh -c "iptables -I OUTPUT -p tcp --source-port 56407 -j ACCEPT"
          1⤵
            PID:352
            • /sbin/iptables
              iptables -I OUTPUT -p tcp --source-port 56407 -j ACCEPT
              2⤵
                PID:353
            • /bin/sh
              sh -c "iptables -I PREROUTING -t nat -p tcp --destination-port 56407 -j ACCEPT"
              1⤵
                PID:354
                • /sbin/iptables
                  iptables -I PREROUTING -t nat -p tcp --destination-port 56407 -j ACCEPT
                  2⤵
                    PID:355
                • /bin/sh
                  sh -c "iptables -I POSTROUTING -t nat -p tcp --source-port 56407 -j ACCEPT"
                  1⤵
                    PID:362
                    • /sbin/iptables
                      iptables -I POSTROUTING -t nat -p tcp --source-port 56407 -j ACCEPT
                      2⤵
                        PID:363
                    • /bin/sh
                      sh -c "iptables -I INPUT -p tcp --dport 56407 -j ACCEPT"
                      1⤵
                        PID:364
                        • /sbin/iptables
                          iptables -I INPUT -p tcp --dport 56407 -j ACCEPT
                          2⤵
                            PID:365
                        • /bin/sh
                          sh -c "iptables -I OUTPUT -p tcp --sport 56407 -j ACCEPT"
                          1⤵
                            PID:366
                            • /sbin/iptables
                              iptables -I OUTPUT -p tcp --sport 56407 -j ACCEPT
                              2⤵
                                PID:367
                            • /bin/sh
                              sh -c "iptables -I PREROUTING -t nat -p tcp --dport 56407 -j ACCEPT"
                              1⤵
                                PID:368
                                • /sbin/iptables
                                  iptables -I PREROUTING -t nat -p tcp --dport 56407 -j ACCEPT
                                  2⤵
                                    PID:369
                                • /bin/sh
                                  sh -c "iptables -I POSTROUTING -t nat -p tcp --sport 56407 -j ACCEPT"
                                  1⤵
                                    PID:370
                                    • /sbin/iptables
                                      iptables -I POSTROUTING -t nat -p tcp --sport 56407 -j ACCEPT
                                      2⤵
                                        PID:372
                                    • /bin/sh
                                      sh -c "iptables -I INPUT -p tcp --destination-port 22 -j DROP"
                                      1⤵
                                        PID:371
                                        • /sbin/iptables
                                          iptables -I INPUT -p tcp --destination-port 22 -j DROP
                                          2⤵
                                            PID:373
                                        • /bin/sh
                                          sh -c "iptables -I INPUT -p tcp --destination-port 23 -j DROP"
                                          1⤵
                                            PID:374
                                            • /sbin/iptables
                                              iptables -I INPUT -p tcp --destination-port 23 -j DROP
                                              2⤵
                                                PID:375
                                            • /bin/sh
                                              sh -c "iptables -I INPUT -p tcp --destination-port 2323 -j DROP"
                                              1⤵
                                                PID:376
                                                • /sbin/iptables
                                                  iptables -I INPUT -p tcp --destination-port 2323 -j DROP
                                                  2⤵
                                                    PID:377
                                                • /bin/sh
                                                  sh -c "iptables -I OUTPUT -p tcp --source-port 22 -j DROP"
                                                  1⤵
                                                    PID:378
                                                    • /sbin/iptables
                                                      iptables -I OUTPUT -p tcp --source-port 22 -j DROP
                                                      2⤵
                                                        PID:379
                                                    • /bin/sh
                                                      sh -c "iptables -I OUTPUT -p tcp --source-port 23 -j DROP"
                                                      1⤵
                                                        PID:380
                                                        • /sbin/iptables
                                                          iptables -I OUTPUT -p tcp --source-port 23 -j DROP
                                                          2⤵
                                                            PID:381
                                                        • /bin/sh
                                                          sh -c "iptables -I OUTPUT -p tcp --source-port 2323 -j DROP"
                                                          1⤵
                                                            PID:382
                                                            • /sbin/iptables
                                                              iptables -I OUTPUT -p tcp --source-port 2323 -j DROP
                                                              2⤵
                                                                PID:383
                                                            • /bin/sh
                                                              sh -c "iptables -I INPUT -p tcp --dport 22 -j DROP"
                                                              1⤵
                                                                PID:384
                                                                • /sbin/iptables
                                                                  iptables -I INPUT -p tcp --dport 22 -j DROP
                                                                  2⤵
                                                                    PID:385
                                                                • /bin/sh
                                                                  sh -c "iptables -I INPUT -p tcp --dport 23 -j DROP"
                                                                  1⤵
                                                                    PID:386
                                                                    • /sbin/iptables
                                                                      iptables -I INPUT -p tcp --dport 23 -j DROP
                                                                      2⤵
                                                                        PID:387
                                                                    • /bin/sh
                                                                      sh -c "iptables -I INPUT -p tcp --dport 2323 -j DROP"
                                                                      1⤵
                                                                        PID:388
                                                                        • /sbin/iptables
                                                                          iptables -I INPUT -p tcp --dport 2323 -j DROP
                                                                          2⤵
                                                                            PID:389
                                                                        • /bin/sh
                                                                          sh -c "iptables -I OUTPUT -p tcp --sport 22 -j DROP"
                                                                          1⤵
                                                                            PID:390
                                                                            • /sbin/iptables
                                                                              iptables -I OUTPUT -p tcp --sport 22 -j DROP
                                                                              2⤵
                                                                                PID:391
                                                                            • /bin/sh
                                                                              sh -c "iptables -I OUTPUT -p tcp --sport 23 -j DROP"
                                                                              1⤵
                                                                                PID:392
                                                                                • /sbin/iptables
                                                                                  iptables -I OUTPUT -p tcp --sport 23 -j DROP
                                                                                  2⤵
                                                                                    PID:393
                                                                                • /bin/sh
                                                                                  sh -c "iptables -I OUTPUT -p tcp --sport 2323 -j DROP"
                                                                                  1⤵
                                                                                    PID:394
                                                                                    • /sbin/iptables
                                                                                      iptables -I OUTPUT -p tcp --sport 2323 -j DROP
                                                                                      2⤵
                                                                                        PID:395
                                                                                    • /bin/sh
                                                                                      sh -c "iptables -I INPUT -p tcp --destination-port 58000 -j DROP"
                                                                                      1⤵
                                                                                        PID:396
                                                                                        • /sbin/iptables
                                                                                          iptables -I INPUT -p tcp --destination-port 58000 -j DROP
                                                                                          2⤵
                                                                                            PID:397
                                                                                        • /bin/sh
                                                                                          sh -c "iptables -I OUTPUT -p tcp --source-port 58000 -j DROP"
                                                                                          1⤵
                                                                                            PID:398
                                                                                            • /sbin/iptables
                                                                                              iptables -I OUTPUT -p tcp --source-port 58000 -j DROP
                                                                                              2⤵
                                                                                                PID:399
                                                                                            • /bin/sh
                                                                                              sh -c "iptables -I INPUT -p tcp --dport 58000 -j DROP"
                                                                                              1⤵
                                                                                                PID:400
                                                                                                • /sbin/iptables
                                                                                                  iptables -I INPUT -p tcp --dport 58000 -j DROP
                                                                                                  2⤵
                                                                                                    PID:401
                                                                                                • /bin/sh
                                                                                                  sh -c "iptables -I OUTPUT -p tcp --sport 58000 -j DROP"
                                                                                                  1⤵
                                                                                                    PID:402
                                                                                                    • /sbin/iptables
                                                                                                      iptables -I OUTPUT -p tcp --sport 58000 -j DROP
                                                                                                      2⤵
                                                                                                        PID:403
                                                                                                    • /bin/sh
                                                                                                      sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer URL \"http://127.0.0.1\""
                                                                                                      1⤵
                                                                                                        PID:404
                                                                                                      • /bin/sh
                                                                                                        sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer ConnectionRequestPassword \"acsMozi\""
                                                                                                        1⤵
                                                                                                          PID:405
                                                                                                        • /bin/sh
                                                                                                          sh -c "iptables -I INPUT -p tcp --destination-port 35000 -j DROP"
                                                                                                          1⤵
                                                                                                            PID:406
                                                                                                            • /sbin/iptables
                                                                                                              iptables -I INPUT -p tcp --destination-port 35000 -j DROP
                                                                                                              2⤵
                                                                                                                PID:407
                                                                                                            • /bin/sh
                                                                                                              sh -c "iptables -I INPUT -p tcp --destination-port 50023 -j DROP"
                                                                                                              1⤵
                                                                                                                PID:408
                                                                                                                • /sbin/iptables
                                                                                                                  iptables -I INPUT -p tcp --destination-port 50023 -j DROP
                                                                                                                  2⤵
                                                                                                                    PID:409
                                                                                                                • /bin/sh
                                                                                                                  sh -c "iptables -I OUTPUT -p tcp --source-port 50023 -j DROP"
                                                                                                                  1⤵
                                                                                                                    PID:410
                                                                                                                    • /sbin/iptables
                                                                                                                      iptables -I OUTPUT -p tcp --source-port 50023 -j DROP
                                                                                                                      2⤵
                                                                                                                        PID:411
                                                                                                                    • /bin/sh
                                                                                                                      sh -c "iptables -I OUTPUT -p tcp --source-port 35000 -j DROP"
                                                                                                                      1⤵
                                                                                                                        PID:412
                                                                                                                        • /sbin/iptables
                                                                                                                          iptables -I OUTPUT -p tcp --source-port 35000 -j DROP
                                                                                                                          2⤵
                                                                                                                            PID:413
                                                                                                                        • /bin/sh
                                                                                                                          sh -c "iptables -I INPUT -p tcp --destination-port 7547 -j DROP"
                                                                                                                          1⤵
                                                                                                                            PID:414
                                                                                                                            • /sbin/iptables
                                                                                                                              iptables -I INPUT -p tcp --destination-port 7547 -j DROP
                                                                                                                              2⤵
                                                                                                                                PID:415
                                                                                                                            • /bin/sh
                                                                                                                              sh -c "iptables -I OUTPUT -p tcp --source-port 7547 -j DROP"
                                                                                                                              1⤵
                                                                                                                                PID:416
                                                                                                                                • /sbin/iptables
                                                                                                                                  iptables -I OUTPUT -p tcp --source-port 7547 -j DROP
                                                                                                                                  2⤵
                                                                                                                                    PID:417
                                                                                                                                • /bin/sh
                                                                                                                                  sh -c "iptables -I INPUT -p tcp --dport 35000 -j DROP"
                                                                                                                                  1⤵
                                                                                                                                    PID:418
                                                                                                                                    • /sbin/iptables
                                                                                                                                      iptables -I INPUT -p tcp --dport 35000 -j DROP
                                                                                                                                      2⤵
                                                                                                                                        PID:419
                                                                                                                                    • /bin/sh
                                                                                                                                      sh -c "iptables -I INPUT -p tcp --dport 50023 -j DROP"
                                                                                                                                      1⤵
                                                                                                                                        PID:420
                                                                                                                                        • /sbin/iptables
                                                                                                                                          iptables -I INPUT -p tcp --dport 50023 -j DROP
                                                                                                                                          2⤵
                                                                                                                                            PID:421
                                                                                                                                        • /bin/sh
                                                                                                                                          sh -c "iptables -I OUTPUT -p tcp --sport 50023 -j DROP"
                                                                                                                                          1⤵
                                                                                                                                            PID:422
                                                                                                                                            • /sbin/iptables
                                                                                                                                              iptables -I OUTPUT -p tcp --sport 50023 -j DROP
                                                                                                                                              2⤵
                                                                                                                                                PID:423
                                                                                                                                            • /bin/sh
                                                                                                                                              sh -c "iptables -I OUTPUT -p tcp --sport 35000 -j DROP"
                                                                                                                                              1⤵
                                                                                                                                                PID:424
                                                                                                                                                • /sbin/iptables
                                                                                                                                                  iptables -I OUTPUT -p tcp --sport 35000 -j DROP
                                                                                                                                                  2⤵
                                                                                                                                                    PID:425
                                                                                                                                                • /bin/sh
                                                                                                                                                  sh -c "iptables -I INPUT -p tcp --dport 7547 -j DROP"
                                                                                                                                                  1⤵
                                                                                                                                                    PID:426
                                                                                                                                                    • /sbin/iptables
                                                                                                                                                      iptables -I INPUT -p tcp --dport 7547 -j DROP
                                                                                                                                                      2⤵
                                                                                                                                                        PID:427
                                                                                                                                                    • /bin/sh
                                                                                                                                                      sh -c "iptables -I OUTPUT -p tcp --sport 7547 -j DROP"
                                                                                                                                                      1⤵
                                                                                                                                                        PID:428
                                                                                                                                                        • /sbin/iptables
                                                                                                                                                          iptables -I OUTPUT -p tcp --sport 7547 -j DROP
                                                                                                                                                          2⤵
                                                                                                                                                            PID:429
                                                                                                                                                        • /bin/sh
                                                                                                                                                          sh -c "iptables -I INPUT -p udp --destination-port 6652 -j ACCEPT"
                                                                                                                                                          1⤵
                                                                                                                                                            PID:430
                                                                                                                                                            • /sbin/iptables
                                                                                                                                                              iptables -I INPUT -p udp --destination-port 6652 -j ACCEPT
                                                                                                                                                              2⤵
                                                                                                                                                                PID:431
                                                                                                                                                            • /bin/sh
                                                                                                                                                              sh -c "iptables -I OUTPUT -p udp --source-port 6652 -j ACCEPT"
                                                                                                                                                              1⤵
                                                                                                                                                                PID:432
                                                                                                                                                                • /sbin/iptables
                                                                                                                                                                  iptables -I OUTPUT -p udp --source-port 6652 -j ACCEPT
                                                                                                                                                                  2⤵
                                                                                                                                                                    PID:433
                                                                                                                                                                • /bin/sh
                                                                                                                                                                  sh -c "iptables -I PREROUTING -t nat -p udp --destination-port 6652 -j ACCEPT"
                                                                                                                                                                  1⤵
                                                                                                                                                                    PID:434
                                                                                                                                                                    • /sbin/iptables
                                                                                                                                                                      iptables -I PREROUTING -t nat -p udp --destination-port 6652 -j ACCEPT
                                                                                                                                                                      2⤵
                                                                                                                                                                        PID:435
                                                                                                                                                                    • /bin/sh
                                                                                                                                                                      sh -c "iptables -I POSTROUTING -t nat -p udp --source-port 6652 -j ACCEPT"
                                                                                                                                                                      1⤵
                                                                                                                                                                        PID:436
                                                                                                                                                                        • /sbin/iptables
                                                                                                                                                                          iptables -I POSTROUTING -t nat -p udp --source-port 6652 -j ACCEPT
                                                                                                                                                                          2⤵
                                                                                                                                                                            PID:437
                                                                                                                                                                        • /bin/sh
                                                                                                                                                                          sh -c "iptables -I INPUT -p udp --dport 6652 -j ACCEPT"
                                                                                                                                                                          1⤵
                                                                                                                                                                            PID:438
                                                                                                                                                                            • /sbin/iptables
                                                                                                                                                                              iptables -I INPUT -p udp --dport 6652 -j ACCEPT
                                                                                                                                                                              2⤵
                                                                                                                                                                                PID:439
                                                                                                                                                                            • /bin/sh
                                                                                                                                                                              sh -c "iptables -I OUTPUT -p udp --sport 6652 -j ACCEPT"
                                                                                                                                                                              1⤵
                                                                                                                                                                                PID:440
                                                                                                                                                                                • /sbin/iptables
                                                                                                                                                                                  iptables -I OUTPUT -p udp --sport 6652 -j ACCEPT
                                                                                                                                                                                  2⤵
                                                                                                                                                                                    PID:441
                                                                                                                                                                                • /bin/sh
                                                                                                                                                                                  sh -c "iptables -I PREROUTING -t nat -p udp --dport 6652 -j ACCEPT"
                                                                                                                                                                                  1⤵
                                                                                                                                                                                    PID:442
                                                                                                                                                                                    • /sbin/iptables
                                                                                                                                                                                      iptables -I PREROUTING -t nat -p udp --dport 6652 -j ACCEPT
                                                                                                                                                                                      2⤵
                                                                                                                                                                                        PID:443
                                                                                                                                                                                    • /bin/sh
                                                                                                                                                                                      sh -c "iptables -I POSTROUTING -t nat -p udp --sport 6652 -j ACCEPT"
                                                                                                                                                                                      1⤵
                                                                                                                                                                                        PID:444
                                                                                                                                                                                        • /sbin/iptables
                                                                                                                                                                                          iptables -I POSTROUTING -t nat -p udp --sport 6652 -j ACCEPT
                                                                                                                                                                                          2⤵
                                                                                                                                                                                            PID:445

                                                                                                                                                                                        Network

                                                                                                                                                                                        MITRE ATT&CK Enterprise v6

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