Overview

overview

10

Static

static

10

afb29464ef...71e18a

ubuntu-18.04-amd64

10

Analysis

  • max time kernel
    154s
  • max time network
    157s
  • 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 13:51

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General

  • Target

    afb29464ef7a73f9e7b4bd0aec71e18a

  • Size

    1.1MB

  • MD5

    afb29464ef7a73f9e7b4bd0aec71e18a

  • SHA1

    3c316e7d849790832b90f5dff7325951d1a3676d

  • SHA256

    ae7364589eabd4d1efd8aa0659be2fa0746fb02fe4a15170bf494f71eb841564

  • SHA512

    8c9fcfefafd2fc05a8db40516459b9a7d456d11ca6f5f6476fa4da36138bad67a9f6973334722d4f35767411e7171e2ad551e8b2ceacd7808547c4b08e464be5

  • SSDEEP

    24576:4vRE7caCfKGPqVEDNLFxKsfaZI+gIGYuuCol7r:4vREKfPqVE5jKsfaZRHGVo7r

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 7 IoCs
  • Writes file to system bin folder 1 TTPs 1 IoCs
  • Reads system network configuration 1 TTPs 3 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 15 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/afb29464ef7a73f9e7b4bd0aec71e18a
    /tmp/afb29464ef7a73f9e7b4bd0aec71e18a
    1⤵
      PID:1551
    • /bin/sh
      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"
      1⤵
        PID:1557
        • /bin/ln
          ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt
          2⤵
            PID:1558
        • /bin/sh
          sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"
          1⤵
            PID:1559
            • /bin/ln
              ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt
              2⤵
                PID:1560
            • /bin/sh
              sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"
              1⤵
                PID:1561
                • /bin/ln
                  ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt
                  2⤵
                    PID:1562
                • /bin/sh
                  sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"
                  1⤵
                    PID:1563
                    • /bin/ln
                      ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt
                      2⤵
                        PID:1564
                    • /bin/sh
                      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"
                      1⤵
                        PID:1565
                        • /bin/ln
                          ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt
                          2⤵
                            PID:1566
                        • /bin/sh
                          sh -c "mkdir -p /usr/bin/bsd-port"
                          1⤵
                            PID:1567
                            • /bin/mkdir
                              mkdir -p /usr/bin/bsd-port
                              2⤵
                              • Reads runtime system information
                              PID:1568
                          • /bin/sh
                            sh -c "cp -f /tmp/afb29464ef7a73f9e7b4bd0aec71e18a /usr/bin/bsd-port/getty"
                            1⤵
                              PID:1569
                              • /bin/cp
                                cp -f /tmp/afb29464ef7a73f9e7b4bd0aec71e18a /usr/bin/bsd-port/getty
                                2⤵
                                • Write file to user bin folder
                                • Reads runtime system information
                                PID:1570
                            • /bin/sh
                              sh -c /usr/bin/bsd-port/getty
                              1⤵
                                PID:1580
                                • /usr/bin/bsd-port/getty
                                  /usr/bin/bsd-port/getty
                                  2⤵
                                  • Executes dropped EXE
                                  PID:1581
                              • /bin/sh
                                sh -c "mkdir -p /usr/bin"
                                1⤵
                                  PID:1583
                                  • /bin/mkdir
                                    mkdir -p /usr/bin
                                    2⤵
                                    • Reads runtime system information
                                    PID:1584
                                • /bin/sh
                                  sh -c "cp -f /tmp/afb29464ef7a73f9e7b4bd0aec71e18a /usr/bin/.sshd"
                                  1⤵
                                    PID:1586
                                    • /bin/cp
                                      cp -f /tmp/afb29464ef7a73f9e7b4bd0aec71e18a /usr/bin/.sshd
                                      2⤵
                                      • Write file to user bin folder
                                      • Reads runtime system information
                                      PID:1588
                                  • /bin/sh
                                    sh -c /usr/bin/.sshd
                                    1⤵
                                      PID:1590
                                      • /usr/bin/.sshd
                                        /usr/bin/.sshd
                                        2⤵
                                        • Executes dropped EXE
                                        PID:1591
                                    • /bin/sh
                                      sh -c "insmod /usr/lib/xpacket.ko"
                                      1⤵
                                        PID:1593
                                        • /sbin/insmod
                                          insmod /usr/lib/xpacket.ko
                                          2⤵
                                          • Reads runtime system information
                                          PID:1594
                                      • /bin/sh
                                        sh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"
                                        1⤵
                                          PID:1595
                                          • /bin/ln
                                            ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                                            2⤵
                                              PID:1596
                                          • /bin/sh
                                            sh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"
                                            1⤵
                                              PID:1598
                                              • /bin/ln
                                                ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                                                2⤵
                                                  PID:1599
                                              • /bin/sh
                                                sh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"
                                                1⤵
                                                  PID:1600
                                                  • /bin/ln
                                                    ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                                                    2⤵
                                                      PID:1601
                                                  • /bin/sh
                                                    sh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"
                                                    1⤵
                                                      PID:1602
                                                      • /bin/ln
                                                        ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                                                        2⤵
                                                          PID:1603
                                                      • /bin/sh
                                                        sh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"
                                                        1⤵
                                                          PID:1604
                                                          • /bin/ln
                                                            ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                                                            2⤵
                                                              PID:1605
                                                          • /bin/sh
                                                            sh -c "mkdir -p /usr/bin/dpkgd"
                                                            1⤵
                                                              PID:1606
                                                              • /bin/mkdir
                                                                mkdir -p /usr/bin/dpkgd
                                                                2⤵
                                                                • Reads runtime system information
                                                                PID:1607
                                                            • /bin/sh
                                                              sh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"
                                                              1⤵
                                                                PID:1608
                                                                • /bin/cp
                                                                  cp -f /bin/ps /usr/bin/dpkgd/ps
                                                                  2⤵
                                                                  • Write file to user bin folder
                                                                  • Reads runtime system information
                                                                  PID:1609
                                                              • /bin/sh
                                                                sh -c "mkdir -p /bin"
                                                                1⤵
                                                                  PID:1610
                                                                  • /bin/mkdir
                                                                    mkdir -p /bin
                                                                    2⤵
                                                                    • Reads runtime system information
                                                                    PID:1611
                                                                • /bin/sh
                                                                  sh -c "cp -f /usr/bin/bsd-port/getty /bin/ps"
                                                                  1⤵
                                                                    PID:1613
                                                                    • /bin/cp
                                                                      cp -f /usr/bin/bsd-port/getty /bin/ps
                                                                      2⤵
                                                                      • Writes file to system bin folder
                                                                      • Reads runtime system information
                                                                      PID:1614
                                                                  • /bin/sh
                                                                    sh -c "chmod 0755 /bin/ps"
                                                                    1⤵
                                                                      PID:1621
                                                                      • /bin/chmod
                                                                        chmod 0755 /bin/ps
                                                                        2⤵
                                                                          PID:1622
                                                                      • /bin/sh
                                                                        sh -c "cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof"
                                                                        1⤵
                                                                          PID:1623
                                                                          • /bin/cp
                                                                            cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                                                            2⤵
                                                                            • Write file to user bin folder
                                                                            • Reads runtime system information
                                                                            PID:1624
                                                                        • /bin/sh
                                                                          sh -c "mkdir -p /usr/bin"
                                                                          1⤵
                                                                            PID:1625
                                                                            • /bin/mkdir
                                                                              mkdir -p /usr/bin
                                                                              2⤵
                                                                              • Reads runtime system information
                                                                              PID:1626
                                                                          • /bin/sh
                                                                            sh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/lsof"
                                                                            1⤵
                                                                              PID:1627
                                                                              • /bin/cp
                                                                                cp -f /usr/bin/bsd-port/getty /usr/bin/lsof
                                                                                2⤵
                                                                                • Write file to user bin folder
                                                                                • Reads runtime system information
                                                                                PID:1628
                                                                            • /bin/sh
                                                                              sh -c "chmod 0755 /usr/bin/lsof"
                                                                              1⤵
                                                                                PID:1629
                                                                                • /bin/chmod
                                                                                  chmod 0755 /usr/bin/lsof
                                                                                  2⤵
                                                                                    PID:1630
                                                                                • /bin/sh
                                                                                  sh -c "insmod /usr/lib/xpacket.ko"
                                                                                  1⤵
                                                                                    PID:1631
                                                                                    • /sbin/insmod
                                                                                      insmod /usr/lib/xpacket.ko
                                                                                      2⤵
                                                                                      • Reads runtime system information
                                                                                      PID:1632

                                                                                  Network

                                                                                  MITRE ATT&CK Enterprise v15

                                                                                  Replay Monitor

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                                                                                  Downloads

                                                                                  • /etc/init.d/selinux
                                                                                    Filesize

                                                                                    36B

                                                                                    MD5

                                                                                    993cc15058142d96c3daf7852c3d5ee8

                                                                                    SHA1

                                                                                    0950b8b391b04dd3895ea33cd3141543ebd2525d

                                                                                    SHA256

                                                                                    8171d077918611803d93088409f220c66fae1c670b297e1aa5d8cbd548ce9208

                                                                                    SHA512

                                                                                    0c4256c00a3710f97e92581b552682b36b62afc35fe72622c491323c618c19ea62611ac04ccafc3dfcde2254a2ebbd93b69b66795b16e36332293bed83adb928

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                                                                                  • /tmp/gates.lock
                                                                                    Filesize

                                                                                    4B

                                                                                    MD5

                                                                                    351b33587c5fdd93bd42ef7ac9995a28

                                                                                    SHA1

                                                                                    440f13f2ffe7800ae87431f50edb70aa51e49fde

                                                                                    SHA256

                                                                                    51e6811411165c04f691eb5a38cf11a7316fdd776478b4fd222fd0107973c381

                                                                                    SHA512

                                                                                    d4c03bb876b38c94d99a022f56ae99cfa0b0aebe95723c0851d5d989ef2eb6924962d0d332abcae2b9cba6fc86a0d57c11a13d2ae94df169718ba45f2ef90565

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                                                                                  • /tmp/moni.lock
                                                                                    Filesize

                                                                                    4B

                                                                                    MD5

                                                                                    d72fbbccd9fe64c3a14f85d225a046f4

                                                                                    SHA1

                                                                                    348e495881ef4526fe8e38dba4ceaa49b829b8b2

                                                                                    SHA256

                                                                                    8cca04ee02b8915f60a6b72c1faf19923aa12aafb5af89bc4bfd403dc60a836b

                                                                                    SHA512

                                                                                    02107aa7dc8942af948b790560f406445e172eff5c838b73d0eb8d86e3021ff4bcbb310a5f3290b3ff6e46170cd36e2df76fc373b47e3b8e9f219c6f6e22d85f

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                                                                                  • /tmp/notify.file
                                                                                    Filesize

                                                                                    37B

                                                                                    MD5

                                                                                    9e232e8df983f93b4dbea018ae7c5697

                                                                                    SHA1

                                                                                    b9e5da3c65cb4031d5dcfc4b991eca691e40e310

                                                                                    SHA256

                                                                                    c7c68676b1ceb41990dde3d3faf003a83d3e1af9bef9509eea37f9e9e87596ee

                                                                                    SHA512

                                                                                    63b0dee72f0dc88272910e00d2a781007fb58b600fc5c6a3c1ad3795613552a51f77762625d8a05e423658c34f4ac3f8e97a9098237d18ff47d6857e5fa60b14

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                                                                                  • /usr/bin/.sshd
                                                                                    Filesize

                                                                                    1.1MB

                                                                                    MD5

                                                                                    afb29464ef7a73f9e7b4bd0aec71e18a

                                                                                    SHA1

                                                                                    3c316e7d849790832b90f5dff7325951d1a3676d

                                                                                    SHA256

                                                                                    ae7364589eabd4d1efd8aa0659be2fa0746fb02fe4a15170bf494f71eb841564

                                                                                    SHA512

                                                                                    8c9fcfefafd2fc05a8db40516459b9a7d456d11ca6f5f6476fa4da36138bad67a9f6973334722d4f35767411e7171e2ad551e8b2ceacd7808547c4b08e464be5

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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/ps
                                                                                    Filesize

                                                                                    67KB

                                                                                    MD5

                                                                                    b9deb1b335b28b3959a704937f821a8f

                                                                                    SHA1

                                                                                    535df39b5e832a7401b1355ae32ab04733df200b

                                                                                    SHA256

                                                                                    4cba03c808bf89d8a57a166415e7e42bc674d137442d79e1776b5c27f9be3a88

                                                                                    SHA512

                                                                                    24a8e4e3a9012c72dac558085aeef257bfa9af9d33dd2aafec4e8b02e1503a2e03e03dfbc8d1c63630342c77eb23ac67314bb73155b698e4a667b0d065df12ec

                                                                                    Download Submit