Overview

overview

10

Static

static

10

87a0ff4546...e1771d

ubuntu-18.04-amd64

10

Analysis

  • max time kernel
    154s
  • 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 11:12

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General

  • Target

    87a0ff454622c5c3d3a2506134e1771d

  • Size

    1.2MB

  • MD5

    87a0ff454622c5c3d3a2506134e1771d

  • SHA1

    d46762366ce8e1a702b6077c0c32d648fadea929

  • SHA256

    bfa080c361c8180c681d0ba3c9663e9e933352f4ec3396c486f2094def27a2c2

  • SHA512

    badba44b6b461cc0362c09557a0743f0a2684c385a6c83434382fca495e404e4d6dd77c75364c98b6c55dc4b204eafed66642cb7e5983b98558d299ce1b77964

  • SSDEEP

    24576:e845rlHu6gVJKG75oFpA0VWtX4G2y1q2rJp0:745wRVJKGtSA0VWtoVu9p0

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 9 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/87a0ff454622c5c3d3a2506134e1771d
    /tmp/87a0ff454622c5c3d3a2506134e1771d
    1⤵
      PID:1533
    • /bin/sh
      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"
      1⤵
        PID:1538
        • /bin/ln
          ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt
          2⤵
            PID:1539
        • /bin/sh
          sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"
          1⤵
            PID:1540
            • /bin/ln
              ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt
              2⤵
                PID:1541
            • /bin/sh
              sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"
              1⤵
                PID:1542
                • /bin/ln
                  ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt
                  2⤵
                    PID:1543
                • /bin/sh
                  sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"
                  1⤵
                    PID:1544
                    • /bin/ln
                      ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt
                      2⤵
                        PID:1545
                    • /bin/sh
                      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"
                      1⤵
                        PID:1546
                        • /bin/ln
                          ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt
                          2⤵
                            PID:1547
                        • /bin/sh
                          sh -c "mkdir -p /usr/bin/bsd-port"
                          1⤵
                            PID:1548
                            • /bin/mkdir
                              mkdir -p /usr/bin/bsd-port
                              2⤵
                              • Reads runtime system information
                              PID:1549
                          • /bin/sh
                            sh -c "mkdir -p /usr/bin/bsd-port"
                            1⤵
                              PID:1550
                              • /bin/mkdir
                                mkdir -p /usr/bin/bsd-port
                                2⤵
                                • Reads runtime system information
                                PID:1551
                            • /bin/sh
                              sh -c "cp -f /tmp/87a0ff454622c5c3d3a2506134e1771d /usr/bin/bsd-port/getty"
                              1⤵
                                PID:1552
                                • /bin/cp
                                  cp -f /tmp/87a0ff454622c5c3d3a2506134e1771d /usr/bin/bsd-port/getty
                                  2⤵
                                  • Write file to user bin folder
                                  • Reads runtime system information
                                  PID:1553
                              • /bin/sh
                                sh -c /usr/bin/bsd-port/getty
                                1⤵
                                  PID:1558
                                  • /usr/bin/bsd-port/getty
                                    /usr/bin/bsd-port/getty
                                    2⤵
                                    • Executes dropped EXE
                                    PID:1559
                                • /bin/sh
                                  sh -c "mkdir -p /usr/bin"
                                  1⤵
                                    PID:1561
                                    • /bin/mkdir
                                      mkdir -p /usr/bin
                                      2⤵
                                      • Reads runtime system information
                                      PID:1562
                                  • /bin/sh
                                    sh -c "mkdir -p /usr/bin"
                                    1⤵
                                      PID:1563
                                      • /bin/mkdir
                                        mkdir -p /usr/bin
                                        2⤵
                                        • Reads runtime system information
                                        PID:1564
                                    • /bin/sh
                                      sh -c "cp -f /tmp/87a0ff454622c5c3d3a2506134e1771d /usr/bin/.sshd"
                                      1⤵
                                        PID:1565
                                        • /bin/cp
                                          cp -f /tmp/87a0ff454622c5c3d3a2506134e1771d /usr/bin/.sshd
                                          2⤵
                                          • Write file to user bin folder
                                          • Reads runtime system information
                                          PID:1566
                                      • /bin/sh
                                        sh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"
                                        1⤵
                                          PID:1567
                                          • /bin/ln
                                            ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                                            2⤵
                                              PID:1568
                                          • /bin/sh
                                            sh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"
                                            1⤵
                                              PID:1569
                                              • /bin/ln
                                                ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                                                2⤵
                                                  PID:1570
                                              • /bin/sh
                                                sh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"
                                                1⤵
                                                  PID:1571
                                                  • /bin/ln
                                                    ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                                                    2⤵
                                                      PID:1572
                                                  • /bin/sh
                                                    sh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"
                                                    1⤵
                                                      PID:1573
                                                      • /bin/ln
                                                        ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                                                        2⤵
                                                          PID:1574
                                                      • /bin/sh
                                                        sh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"
                                                        1⤵
                                                          PID:1575
                                                          • /bin/ln
                                                            ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                                                            2⤵
                                                              PID:1576
                                                          • /bin/sh
                                                            sh -c "mkdir -p /usr/bin/dpkgd"
                                                            1⤵
                                                              PID:1577
                                                              • /bin/mkdir
                                                                mkdir -p /usr/bin/dpkgd
                                                                2⤵
                                                                • Reads runtime system information
                                                                PID:1578
                                                            • /bin/sh
                                                              sh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"
                                                              1⤵
                                                                PID:1579
                                                                • /bin/cp
                                                                  cp -f /bin/ps /usr/bin/dpkgd/ps
                                                                  2⤵
                                                                  • Write file to user bin folder
                                                                  • Reads runtime system information
                                                                  PID:1580
                                                              • /bin/sh
                                                                sh -c /usr/bin/.sshd
                                                                1⤵
                                                                  PID:1582
                                                                  • /usr/bin/.sshd
                                                                    /usr/bin/.sshd
                                                                    2⤵
                                                                    • Executes dropped EXE
                                                                    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 "mkdir -p /bin"
                                                                    1⤵
                                                                      PID:1586
                                                                      • /bin/mkdir
                                                                        mkdir -p /bin
                                                                        2⤵
                                                                        • Reads runtime system information
                                                                        PID:1587
                                                                    • /bin/sh
                                                                      sh -c "cp -f /usr/bin/bsd-port/getty /bin/ps"
                                                                      1⤵
                                                                        PID:1588
                                                                        • /bin/cp
                                                                          cp -f /usr/bin/bsd-port/getty /bin/ps
                                                                          2⤵
                                                                          • Writes file to system bin folder
                                                                          • Reads runtime system information
                                                                          PID:1589
                                                                      • /bin/sh
                                                                        sh -c "chmod 0755 /bin/ps"
                                                                        1⤵
                                                                          PID:1590
                                                                          • /bin/chmod
                                                                            chmod 0755 /bin/ps
                                                                            2⤵
                                                                              PID:1591
                                                                          • /bin/sh
                                                                            sh -c "cp -f /bin/ss /usr/bin/dpkgd/ss"
                                                                            1⤵
                                                                              PID:1592
                                                                              • /bin/cp
                                                                                cp -f /bin/ss /usr/bin/dpkgd/ss
                                                                                2⤵
                                                                                • Write file to user bin folder
                                                                                • Reads runtime system information
                                                                                PID:1593
                                                                            • /bin/sh
                                                                              sh -c "mkdir -p /bin"
                                                                              1⤵
                                                                                PID:1594
                                                                                • /bin/mkdir
                                                                                  mkdir -p /bin
                                                                                  2⤵
                                                                                  • Reads runtime system information
                                                                                  PID:1595
                                                                              • /bin/sh
                                                                                sh -c "mkdir -p /bin"
                                                                                1⤵
                                                                                  PID:1596
                                                                                  • /bin/mkdir
                                                                                    mkdir -p /bin
                                                                                    2⤵
                                                                                    • Reads runtime system information
                                                                                    PID:1597
                                                                                • /bin/sh
                                                                                  sh -c "cp -f /usr/bin/bsd-port/getty /bin/ss"
                                                                                  1⤵
                                                                                    PID:1598
                                                                                    • /bin/cp
                                                                                      cp -f /usr/bin/bsd-port/getty /bin/ss
                                                                                      2⤵
                                                                                      • Writes file to system bin folder
                                                                                      • Reads runtime system information
                                                                                      PID:1599
                                                                                  • /bin/sh
                                                                                    sh -c "chmod 0755 /bin/ss"
                                                                                    1⤵
                                                                                      PID:1600
                                                                                      • /bin/chmod
                                                                                        chmod 0755 /bin/ss
                                                                                        2⤵
                                                                                          PID:1601
                                                                                      • /bin/sh
                                                                                        sh -c "cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof"
                                                                                        1⤵
                                                                                          PID:1602
                                                                                          • /bin/cp
                                                                                            cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                                                                            2⤵
                                                                                            • Write file to user bin folder
                                                                                            • Reads runtime system information
                                                                                            PID:1603
                                                                                        • /bin/sh
                                                                                          sh -c "mkdir -p /usr/bin"
                                                                                          1⤵
                                                                                            PID:1604
                                                                                            • /bin/mkdir
                                                                                              mkdir -p /usr/bin
                                                                                              2⤵
                                                                                              • Reads runtime system information
                                                                                              PID:1605
                                                                                          • /bin/sh
                                                                                            sh -c "mkdir -p /usr/bin"
                                                                                            1⤵
                                                                                              PID:1606
                                                                                              • /bin/mkdir
                                                                                                mkdir -p /usr/bin
                                                                                                2⤵
                                                                                                • Reads runtime system information
                                                                                                PID:1607
                                                                                            • /bin/sh
                                                                                              sh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/lsof"
                                                                                              1⤵
                                                                                                PID:1608
                                                                                                • /bin/cp
                                                                                                  cp -f /usr/bin/bsd-port/getty /usr/bin/lsof
                                                                                                  2⤵
                                                                                                  • Write file to user bin folder
                                                                                                  • Reads runtime system information
                                                                                                  PID:1609
                                                                                              • /bin/sh
                                                                                                sh -c "chmod 0755 /usr/bin/lsof"
                                                                                                1⤵
                                                                                                  PID:1610
                                                                                                  • /bin/chmod
                                                                                                    chmod 0755 /usr/bin/lsof
                                                                                                    2⤵
                                                                                                      PID:1611
                                                                                                  • /bin/sh
                                                                                                    sh -c "insmod /usr/bin/bsd-port/xpacket.ko"
                                                                                                    1⤵
                                                                                                      PID:1614
                                                                                                      • /sbin/insmod
                                                                                                        insmod /usr/bin/bsd-port/xpacket.ko
                                                                                                        2⤵
                                                                                                        • Reads runtime system information
                                                                                                        PID:1615
                                                                                                    • /bin/sh
                                                                                                      sh -c "insmod /tmp/xpacket.ko"
                                                                                                      1⤵
                                                                                                        PID:1616
                                                                                                        • /sbin/insmod
                                                                                                          insmod /tmp/xpacket.ko
                                                                                                          2⤵
                                                                                                          • Reads runtime system information
                                                                                                          PID:1617

                                                                                                      Network

                                                                                                      MITRE ATT&CK Enterprise v15

                                                                                                      Replay Monitor

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                                                                                                      Downloads

                                                                                                      • /etc/init.d/DbSecuritySpt
                                                                                                        Filesize

                                                                                                        50B

                                                                                                        MD5

                                                                                                        548f93b4280e34658529e466be73475f

                                                                                                        SHA1

                                                                                                        6e60bfdfa5397d031f683f25358d281707bb9777

                                                                                                        SHA256

                                                                                                        5be611ff8554f2c7e2bfc5b339dc98096725d4e194999d99a59161ea99e3be1a

                                                                                                        SHA512

                                                                                                        9a4b2dc28e3fdc535369aae81a0a3859c1315531f72ddf3a9085eff831946e0a664ca4178e4f3dede6288b673e0b8af658ed8821b720d4af193480b0ddeecea6

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                                                                                                      • /tmp/gates.lod
                                                                                                        Filesize

                                                                                                        4B

                                                                                                        MD5

                                                                                                        d63fbf8c3173730f82b150c5ef38b8ff

                                                                                                        SHA1

                                                                                                        1d23c8edf135106a57d7f1694d9c2c7eb67cc326

                                                                                                        SHA256

                                                                                                        13be5b896be039957e7996f606c8513fa2d9061132bdcabdbee5a362dd9fd8ff

                                                                                                        SHA512

                                                                                                        275c9875be2b60cc2d67678f6c08b9bfb4f21f8f087eaa942aad8d808f2141a9d1b376e1825ab764f8eda46cc7f6a86490d8475ca8446a6ef519c71784fdc11a

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                                                                                                      • /tmp/moni.lod
                                                                                                        Filesize

                                                                                                        4B

                                                                                                        MD5

                                                                                                        52947e0ade57a09e4a1386d08f17b656

                                                                                                        SHA1

                                                                                                        93ee12e112bae593edcf7aecca59464c6afcc832

                                                                                                        SHA256

                                                                                                        76ced5b53829bb4ca8ab376be09683e92512ef0aab8fb68fcee5121596f94143

                                                                                                        SHA512

                                                                                                        720ebbf43b5398f25a2c47b16a2383ad16e642989d75c62e83c55bd0c1f529cacaba257beb7616dba44749b6169629dd50fba8bd88ff27cf07f663ec427969f1

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                                                                                                      • /tmp/notify.file
                                                                                                        Filesize

                                                                                                        37B

                                                                                                        MD5

                                                                                                        c42598cad345015edf7ea7f3f109d467

                                                                                                        SHA1

                                                                                                        01841de89d0c4484795bbde9025cc346f1419882

                                                                                                        SHA256

                                                                                                        edbefe60049e797d59e70c4d5b403866f7efb358ddbcc7afe0732a7966d70a24

                                                                                                        SHA512

                                                                                                        6a9ceda9433216f5188bcc7ec4f4d01cdd711d77d2fcb95072827ddc005287dbdca0b90ec70f153abf061d064fdedfd9e79f329a1ff6ebe05a8d3795e6fcde06

                                                                                                        Download Submit

                                                                                                      • /usr/bin/bsd-port/conf.n
                                                                                                        Filesize

                                                                                                        73B

                                                                                                        MD5

                                                                                                        2df1436710cae3a04474f28d3748128d

                                                                                                        SHA1

                                                                                                        603394354412c5e63e890fc2305a3a31301f8b81

                                                                                                        SHA256

                                                                                                        47e46b23f6246fab7d36e41242a8609729594cb4d3d4c567670c833e60dff778

                                                                                                        SHA512

                                                                                                        a6bb64a3cf1bbf02d1135954bcf49a3c608ef62ec936fa8306f4ef49572872d0c3b41f82d0e09b77224b37406781e591fbcac94d0f7f802117684734b560a921

                                                                                                        Download Submit

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

                                                                                                        1.2MB

                                                                                                        MD5

                                                                                                        87a0ff454622c5c3d3a2506134e1771d

                                                                                                        SHA1

                                                                                                        d46762366ce8e1a702b6077c0c32d648fadea929

                                                                                                        SHA256

                                                                                                        bfa080c361c8180c681d0ba3c9663e9e933352f4ec3396c486f2094def27a2c2

                                                                                                        SHA512

                                                                                                        badba44b6b461cc0362c09557a0743f0a2684c385a6c83434382fca495e404e4d6dd77c75364c98b6c55dc4b204eafed66642cb7e5983b98558d299ce1b77964

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                                                                                                      • /usr/bin/dpkgd/lsof
                                                                                                        Filesize

                                                                                                        159KB

                                                                                                        MD5

                                                                                                        e093dc78225e2a0a25e3b137c1c1e442

                                                                                                        SHA1

                                                                                                        c29497cfaae729eb576875e4fdfa400640ab16be

                                                                                                        SHA256

                                                                                                        1190f4dbc7be174de8fd4096c9bf7a28eebfac937d308b7cc533be4a1240d26e

                                                                                                        SHA512

                                                                                                        fe1cc7a65327732eaaee89f427c10239ba822430e34177842f4681068d78d404b1830d808a2a71b1efcc5f126c6d8c053512237421173aaa150e215a672da6f0

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                                                                                                      • /usr/bin/dpkgd/ss
                                                                                                        Filesize

                                                                                                        136KB

                                                                                                        MD5

                                                                                                        1dc929b5f2cd12fe6a2fe71140d2a9e3

                                                                                                        SHA1

                                                                                                        f9995a92bb201b1b7738a39a38570ef0c40b52d2

                                                                                                        SHA256

                                                                                                        418aae1da62554afe9f260866267af328fd761b3fd6f90f0ea53d543e2fefc38

                                                                                                        SHA512

                                                                                                        fbed011c595084548db440dfbe485b7d27032a44a6ae9e141fe43f31c8c524ff9347135ab035deb441fca99e5a3794f7bb9194f148aa2f60f1547a7c67d47373

                                                                                                        Download Submit