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Overview

overview

10

Static

static

10

b165fc62f6...228b58

ubuntu-18.04-amd64

10

Analysis

  • max time kernel
    155s
  • max time network
    158s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20231215-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20231215-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    22/12/2023, 13:54

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General

  • Target

    b165fc62f6326b18308133acfd228b58

  • Size

    1.5MB

  • MD5

    b165fc62f6326b18308133acfd228b58

  • SHA1

    da26fbdebf2350f1fab998943d45d8e5ae2dabe9

  • SHA256

    393ac47184475af099eafce91d7472ea5af1d74636a992cc08bf40872d22fa4a

  • SHA512

    b7d0a59f1e95d1e37e5925fab7a7ee5666ced7c07303a0ca786012b17d8389f1a04abf1209bd8f9945b61465e47af9c6dc7a9d9137ff271d88ce941d2b747d16

  • SSDEEP

    49152:2nilOolLbt1laIunbZsehk1S55555555555555555555555555555555555k55w1:yeOolLbt1laIunlseh9NtYi7COEm

Score
10/10
mrblackantivmbotnetpersistencetrojan

Malware Config

Signatures

  • MrBlack Trojan

    IoT botnet which infects routers to be used for DDoS attacks.

    trojanbotnetmrblack
  • MrBlack trojan 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks CPU configuration 1 TTPs 1 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

    antivm
  • Modifies init.d 1 TTPs 2 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.

  • Write file to user bin folder 1 TTPs 8 IoCs
  • Writes file to system bin folder 1 TTPs 2 IoCs
  • Reads system network configuration 1 TTPs 3 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 23 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 5 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/b165fc62f6326b18308133acfd228b58
    /tmp/b165fc62f6326b18308133acfd228b58
    1⤵
      PID:1537
    • /bin/sh
      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"
      1⤵
        PID:1542
        • /bin/ln
          ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt
          2⤵
            PID:1543
        • /bin/sh
          sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"
          1⤵
            PID:1544
            • /bin/ln
              ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt
              2⤵
                PID:1545
            • /bin/sh
              sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"
              1⤵
                PID:1546
                • /bin/ln
                  ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt
                  2⤵
                    PID:1547
                • /bin/sh
                  sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"
                  1⤵
                    PID:1548
                    • /bin/ln
                      ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt
                      2⤵
                        PID:1549
                    • /bin/sh
                      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"
                      1⤵
                        PID:1550
                        • /bin/ln
                          ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt
                          2⤵
                            PID:1551
                        • /bin/sh
                          sh -c "mkdir -p /usr/bin/bsd-port"
                          1⤵
                            PID:1552
                            • /bin/mkdir
                              mkdir -p /usr/bin/bsd-port
                              2⤵
                              • Reads runtime system information
                              PID:1553
                          • /bin/sh
                            sh -c "mkdir -p /usr/bin/bsd-port"
                            1⤵
                              PID:1554
                              • /bin/mkdir
                                mkdir -p /usr/bin/bsd-port
                                2⤵
                                • Reads runtime system information
                                PID:1555
                            • /bin/sh
                              sh -c "cp -f /tmp/b165fc62f6326b18308133acfd228b58 /usr/bin/bsd-port/getty"
                              1⤵
                                PID:1556
                                • /bin/cp
                                  cp -f /tmp/b165fc62f6326b18308133acfd228b58 /usr/bin/bsd-port/getty
                                  2⤵
                                  • Write file to user bin folder
                                  • Reads runtime system information
                                  PID:1557
                              • /bin/sh
                                sh -c /usr/bin/bsd-port/getty
                                1⤵
                                  PID:1559
                                  • /usr/bin/bsd-port/getty
                                    /usr/bin/bsd-port/getty
                                    2⤵
                                    • Executes dropped EXE
                                    PID:1560
                                • /bin/sh
                                  sh -c "mkdir -p /usr/bin"
                                  1⤵
                                    PID:1562
                                    • /bin/mkdir
                                      mkdir -p /usr/bin
                                      2⤵
                                      • Reads runtime system information
                                      PID:1563
                                  • /bin/sh
                                    sh -c "mkdir -p /usr/bin"
                                    1⤵
                                      PID:1564
                                      • /bin/mkdir
                                        mkdir -p /usr/bin
                                        2⤵
                                        • Reads runtime system information
                                        PID:1565
                                    • /bin/sh
                                      sh -c "cp -f /tmp/b165fc62f6326b18308133acfd228b58 /usr/bin/.sshd"
                                      1⤵
                                        PID:1566
                                        • /bin/cp
                                          cp -f /tmp/b165fc62f6326b18308133acfd228b58 /usr/bin/.sshd
                                          2⤵
                                          • Write file to user bin folder
                                          • Reads runtime system information
                                          PID:1567
                                      • /bin/sh
                                        sh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"
                                        1⤵
                                          PID:1568
                                          • /bin/ln
                                            ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                                            2⤵
                                              PID:1569
                                          • /bin/sh
                                            sh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"
                                            1⤵
                                              PID:1570
                                              • /bin/ln
                                                ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                                                2⤵
                                                  PID:1571
                                              • /bin/sh
                                                sh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"
                                                1⤵
                                                  PID:1572
                                                  • /bin/ln
                                                    ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                                                    2⤵
                                                      PID:1573
                                                  • /bin/sh
                                                    sh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"
                                                    1⤵
                                                      PID:1574
                                                      • /bin/ln
                                                        ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                                                        2⤵
                                                          PID:1575
                                                      • /bin/sh
                                                        sh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"
                                                        1⤵
                                                          PID:1576
                                                          • /bin/ln
                                                            ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                                                            2⤵
                                                              PID:1577
                                                          • /bin/sh
                                                            sh -c "mkdir -p /usr/bin/dpkgd"
                                                            1⤵
                                                              PID:1578
                                                              • /bin/mkdir
                                                                mkdir -p /usr/bin/dpkgd
                                                                2⤵
                                                                • Reads runtime system information
                                                                PID:1579
                                                            • /bin/sh
                                                              sh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"
                                                              1⤵
                                                                PID:1580
                                                                • /bin/cp
                                                                  cp -f /bin/ps /usr/bin/dpkgd/ps
                                                                  2⤵
                                                                  • Write file to user bin folder
                                                                  • Reads runtime system information
                                                                  PID:1581
                                                              • /bin/sh
                                                                sh -c "mkdir -p /bin"
                                                                1⤵
                                                                  PID:1582
                                                                  • /bin/mkdir
                                                                    mkdir -p /bin
                                                                    2⤵
                                                                    • Reads runtime system information
                                                                    PID:1583
                                                                • /bin/sh
                                                                  sh -c "mkdir -p /bin"
                                                                  1⤵
                                                                    PID:1584
                                                                    • /bin/mkdir
                                                                      mkdir -p /bin
                                                                      2⤵
                                                                      • Reads runtime system information
                                                                      PID:1585
                                                                  • /bin/sh
                                                                    sh -c "cp -f /usr/bin/bsd-port/getty /bin/ps"
                                                                    1⤵
                                                                      PID:1586
                                                                      • /bin/cp
                                                                        cp -f /usr/bin/bsd-port/getty /bin/ps
                                                                        2⤵
                                                                        • Writes file to system bin folder
                                                                        • Reads runtime system information
                                                                        PID:1587
                                                                    • /bin/sh
                                                                      sh -c /usr/bin/.sshd
                                                                      1⤵
                                                                        PID:1589
                                                                        • /usr/bin/.sshd
                                                                          /usr/bin/.sshd
                                                                          2⤵
                                                                          • Executes dropped EXE
                                                                          PID:1590
                                                                      • /bin/sh
                                                                        sh -c "chmod 0755 /bin/ps"
                                                                        1⤵
                                                                          PID:1591
                                                                          • /bin/chmod
                                                                            chmod 0755 /bin/ps
                                                                            2⤵
                                                                              PID:1592
                                                                          • /bin/sh
                                                                            sh -c "cp -f /bin/ss /usr/bin/dpkgd/ss"
                                                                            1⤵
                                                                              PID:1593
                                                                              • /bin/cp
                                                                                cp -f /bin/ss /usr/bin/dpkgd/ss
                                                                                2⤵
                                                                                • Write file to user bin folder
                                                                                • Reads runtime system information
                                                                                PID:1594
                                                                            • /bin/sh
                                                                              sh -c "mkdir -p /bin"
                                                                              1⤵
                                                                                PID:1595
                                                                                • /bin/mkdir
                                                                                  mkdir -p /bin
                                                                                  2⤵
                                                                                  • Reads runtime system information
                                                                                  PID:1596
                                                                              • /bin/sh
                                                                                sh -c "mkdir -p /bin"
                                                                                1⤵
                                                                                  PID:1597
                                                                                  • /bin/mkdir
                                                                                    mkdir -p /bin
                                                                                    2⤵
                                                                                    • Reads runtime system information
                                                                                    PID:1598
                                                                                • /bin/sh
                                                                                  sh -c "cp -f /usr/bin/bsd-port/getty /bin/ss"
                                                                                  1⤵
                                                                                    PID:1599
                                                                                    • /bin/cp
                                                                                      cp -f /usr/bin/bsd-port/getty /bin/ss
                                                                                      2⤵
                                                                                      • Writes file to system bin folder
                                                                                      • Reads runtime system information
                                                                                      PID:1600
                                                                                  • /bin/sh
                                                                                    sh -c "chmod 0755 /bin/ss"
                                                                                    1⤵
                                                                                      PID:1601
                                                                                      • /bin/chmod
                                                                                        chmod 0755 /bin/ss
                                                                                        2⤵
                                                                                          PID:1602
                                                                                      • /bin/sh
                                                                                        sh -c "cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof"
                                                                                        1⤵
                                                                                          PID:1603
                                                                                          • /bin/cp
                                                                                            cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                                                                            2⤵
                                                                                            • Write file to user bin folder
                                                                                            • Reads runtime system information
                                                                                            PID:1604
                                                                                        • /bin/sh
                                                                                          sh -c "mkdir -p /usr/bin"
                                                                                          1⤵
                                                                                            PID:1605
                                                                                            • /bin/mkdir
                                                                                              mkdir -p /usr/bin
                                                                                              2⤵
                                                                                              • Reads runtime system information
                                                                                              PID:1606
                                                                                          • /bin/sh
                                                                                            sh -c "mkdir -p /usr/bin"
                                                                                            1⤵
                                                                                              PID:1607
                                                                                              • /bin/mkdir
                                                                                                mkdir -p /usr/bin
                                                                                                2⤵
                                                                                                • Reads runtime system information
                                                                                                PID:1608
                                                                                            • /bin/sh
                                                                                              sh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/lsof"
                                                                                              1⤵
                                                                                                PID:1609
                                                                                                • /bin/cp
                                                                                                  cp -f /usr/bin/bsd-port/getty /usr/bin/lsof
                                                                                                  2⤵
                                                                                                  • Write file to user bin folder
                                                                                                  • Reads runtime system information
                                                                                                  PID:1610
                                                                                              • /bin/sh
                                                                                                sh -c "chmod 0755 /usr/bin/lsof"
                                                                                                1⤵
                                                                                                  PID:1611
                                                                                                  • /bin/chmod
                                                                                                    chmod 0755 /usr/bin/lsof
                                                                                                    2⤵
                                                                                                      PID:1612
                                                                                                  • /bin/sh
                                                                                                    sh -c "insmod /usr/bin/bsd-port/xpacket.ko"
                                                                                                    1⤵
                                                                                                      PID:1616
                                                                                                      • /sbin/insmod
                                                                                                        insmod /usr/bin/bsd-port/xpacket.ko
                                                                                                        2⤵
                                                                                                        • Reads runtime system information
                                                                                                        PID:1617
                                                                                                    • /bin/sh
                                                                                                      sh -c "insmod /tmp/xpacket.ko"
                                                                                                      1⤵
                                                                                                        PID:1628
                                                                                                        • /sbin/insmod
                                                                                                          insmod /tmp/xpacket.ko
                                                                                                          2⤵
                                                                                                          • Reads runtime system information
                                                                                                          PID:1629

                                                                                                      Network

                                                                                                      MITRE ATT&CK Enterprise v15

                                                                                                      Replay Monitor

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                                                                                                      Downloads

                                                                                                      • /etc/init.d/DbSecuritySpt
                                                                                                        Filesize

                                                                                                        50B

                                                                                                        MD5

                                                                                                        ffa44c010815fa042d4cac18f9d4f17a

                                                                                                        SHA1

                                                                                                        d21bda41b9ee41ff842d1e166db76836d9de55e2

                                                                                                        SHA256

                                                                                                        89e0613e6c1511e8551e5e5e0298db3d7a292bbd41afaf3aad4ee2e1dff85e0e

                                                                                                        SHA512

                                                                                                        1b560f87ab3695f722879b7e2685c2e89c1f9f631dcaf119f928ee9ac252a3c707c84ec94cf48e93f1f4a675221c20ae04eaf5f73d78320b33814d7b26d30ab5

                                                                                                        Download Submit

                                                                                                      • /tmp/gates.lod
                                                                                                        Filesize

                                                                                                        4B

                                                                                                        MD5

                                                                                                        b60c5ab647a27045b462934977ccad9a

                                                                                                        SHA1

                                                                                                        aff60c26ab00f0ad980af68c68a926fa11795ef9

                                                                                                        SHA256

                                                                                                        0f8e631d28e2a339b435ea55da61c718da28902056ed719e576ff1c1b4cb2baf

                                                                                                        SHA512

                                                                                                        d8e0a85d197bbd49b2c4586c3e6e29dcdfa203b80c4d3480a4f48f0aeefd87ce3261e56bae531551d6eb007afd221a16df4447d1d4882c846a144754d16b8431

                                                                                                        Download Submit

                                                                                                      • /tmp/moni.lod
                                                                                                        Filesize

                                                                                                        4B

                                                                                                        MD5

                                                                                                        69d658d0b2859e32cd4dc3b970c8496c

                                                                                                        SHA1

                                                                                                        2a7bcf3804dc71895222bdd5f95e64444ce51654

                                                                                                        SHA256

                                                                                                        96382608813353bee4eeaf0635a3b3356276fece94fe8c9cf048871078f8fd14

                                                                                                        SHA512

                                                                                                        1222e306ef8fe358e297a275b61a3bb9aca3ec2b38ed1056fd2816b7bba7b32104218680531d8f8f12cea6e4e726c06daea88cf427163bd3365d0675350a428c

                                                                                                        Download Submit

                                                                                                      • /tmp/notify.file
                                                                                                        Filesize

                                                                                                        37B

                                                                                                        MD5

                                                                                                        115b40fd132b540501a8377c587b677c

                                                                                                        SHA1

                                                                                                        827ba0c424505dc3ddc7799cbd90c82a6ff36abf

                                                                                                        SHA256

                                                                                                        1f5c6760f61f66157605899a56fec5574df42a595c90536b63dd97c310a05203

                                                                                                        SHA512

                                                                                                        e5bc72d1e6fb2f3b88c54fefc8a0922121e98d6d1df6a4d9bf2c0a185418fadcf4d52affe0f3fa11a8dad38730386395a3f5a2ad6140769b1fc7edeeccd40dc9

                                                                                                        Download Submit

                                                                                                      • /usr/bin/bsd-port/getty
                                                                                                        Filesize

                                                                                                        1.5MB

                                                                                                        MD5

                                                                                                        b165fc62f6326b18308133acfd228b58

                                                                                                        SHA1

                                                                                                        da26fbdebf2350f1fab998943d45d8e5ae2dabe9

                                                                                                        SHA256

                                                                                                        393ac47184475af099eafce91d7472ea5af1d74636a992cc08bf40872d22fa4a

                                                                                                        SHA512

                                                                                                        b7d0a59f1e95d1e37e5925fab7a7ee5666ced7c07303a0ca786012b17d8389f1a04abf1209bd8f9945b61465e47af9c6dc7a9d9137ff271d88ce941d2b747d16

                                                                                                        Download Submit

                                                                                                      • /usr/bin/dpkgd/lsof
                                                                                                        Filesize

                                                                                                        159KB

                                                                                                        MD5

                                                                                                        e093dc78225e2a0a25e3b137c1c1e442

                                                                                                        SHA1

                                                                                                        c29497cfaae729eb576875e4fdfa400640ab16be

                                                                                                        SHA256

                                                                                                        1190f4dbc7be174de8fd4096c9bf7a28eebfac937d308b7cc533be4a1240d26e

                                                                                                        SHA512

                                                                                                        fe1cc7a65327732eaaee89f427c10239ba822430e34177842f4681068d78d404b1830d808a2a71b1efcc5f126c6d8c053512237421173aaa150e215a672da6f0

                                                                                                        Download Submit

                                                                                                      • /usr/bin/dpkgd/ps
                                                                                                        Filesize

                                                                                                        130KB

                                                                                                        MD5

                                                                                                        558edc26f8a38fa9788220b9af8a73e7

                                                                                                        SHA1

                                                                                                        3024d44e580e9c67f32f6c585d50e2a6cc9a7cac

                                                                                                        SHA256

                                                                                                        b76435c80333d2c1fd18e0e7682f1c9dfb5da8d507e93e3c416f54b481c428d5

                                                                                                        SHA512

                                                                                                        edaa425b441044f015e8f68fffa1664e42372d00dd0e7b0924d24ce947aa8e5f96b3bdc326fa2f8b978e3fcf638a1ceca45a223735db73f1607df66990feb56f

                                                                                                        Download Submit

                                                                                                      • /usr/bin/dpkgd/ss
                                                                                                        Filesize

                                                                                                        136KB

                                                                                                        MD5

                                                                                                        1dc929b5f2cd12fe6a2fe71140d2a9e3

                                                                                                        SHA1

                                                                                                        f9995a92bb201b1b7738a39a38570ef0c40b52d2

                                                                                                        SHA256

                                                                                                        418aae1da62554afe9f260866267af328fd761b3fd6f90f0ea53d543e2fefc38

                                                                                                        SHA512

                                                                                                        fbed011c595084548db440dfbe485b7d27032a44a6ae9e141fe43f31c8c524ff9347135ab035deb441fca99e5a3794f7bb9194f148aa2f60f1547a7c67d47373

                                                                                                        Download Submit