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Overview

overview

10

Static

static

10

0894ee1d6e...4b385c

ubuntu-18.04-amd64

10

Analysis

  • max time kernel
    155s
  • max time network
    155s
  • 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
    21/12/2023, 20:59

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General

  • Target

    0894ee1d6e43f54343f21fb8dc4b385c

  • Size

    1.5MB

  • MD5

    0894ee1d6e43f54343f21fb8dc4b385c

  • SHA1

    e94f9108770a3192230a9737adc2d7a541f25eb3

  • SHA256

    34847c24984fcd6f3e0cad1ed7eafcb70db20583a59f0e84df3ea42c0c7659b6

  • SHA512

    8c260c48edbd1d5087b3baf30dfb6b0ed3063d86bfdadba251907514d8fc3d6c3f990ee20734b9b44b307b91294099a40ec1e4dd584954319c76f358e283b4e8

  • SSDEEP

    24576:GA46TrzJBisiOvhlOHdSbQmHyJgf/kgX0Exb2cyaGpIoiMKnnLmYXqSYKKZdTrnD:zRNi6OHdSbQoyJyXpxb2PaGpXiMKnLmB

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/0894ee1d6e43f54343f21fb8dc4b385c
    /tmp/0894ee1d6e43f54343f21fb8dc4b385c
    1⤵
      PID:1542
    • /bin/sh
      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"
      1⤵
        PID:1548
        • /bin/ln
          ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt
          2⤵
            PID:1549
        • /bin/sh
          sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"
          1⤵
            PID:1550
            • /bin/ln
              ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt
              2⤵
                PID:1551
            • /bin/sh
              sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"
              1⤵
                PID:1552
                • /bin/ln
                  ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt
                  2⤵
                    PID:1553
                • /bin/sh
                  sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"
                  1⤵
                    PID:1554
                    • /bin/ln
                      ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt
                      2⤵
                        PID:1555
                    • /bin/sh
                      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"
                      1⤵
                        PID:1556
                        • /bin/ln
                          ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt
                          2⤵
                            PID:1557
                        • /bin/sh
                          sh -c "mkdir -p /usr/bin/bsd-port"
                          1⤵
                            PID:1558
                            • /bin/mkdir
                              mkdir -p /usr/bin/bsd-port
                              2⤵
                              • Reads runtime system information
                              PID:1559
                          • /bin/sh
                            sh -c "cp -f /tmp/0894ee1d6e43f54343f21fb8dc4b385c /usr/bin/bsd-port/getty"
                            1⤵
                              PID:1560
                              • /bin/cp
                                cp -f /tmp/0894ee1d6e43f54343f21fb8dc4b385c /usr/bin/bsd-port/getty
                                2⤵
                                • Write file to user bin folder
                                • Reads runtime system information
                                PID:1561
                            • /bin/sh
                              sh -c /usr/bin/bsd-port/getty
                              1⤵
                                PID:1563
                                • /usr/bin/bsd-port/getty
                                  /usr/bin/bsd-port/getty
                                  2⤵
                                  • Executes dropped EXE
                                  PID:1564
                              • /bin/sh
                                sh -c "mkdir -p /usr/bin"
                                1⤵
                                  PID:1566
                                  • /bin/mkdir
                                    mkdir -p /usr/bin
                                    2⤵
                                    • Reads runtime system information
                                    PID:1567
                                • /bin/sh
                                  sh -c "cp -f /tmp/0894ee1d6e43f54343f21fb8dc4b385c /usr/bin/.sshd"
                                  1⤵
                                    PID:1568
                                    • /bin/cp
                                      cp -f /tmp/0894ee1d6e43f54343f21fb8dc4b385c /usr/bin/.sshd
                                      2⤵
                                      • Write file to user bin folder
                                      • Reads runtime system information
                                      PID:1569
                                  • /bin/sh
                                    sh -c /usr/bin/.sshd
                                    1⤵
                                      PID:1571
                                      • /usr/bin/.sshd
                                        /usr/bin/.sshd
                                        2⤵
                                        • Executes dropped EXE
                                        PID:1572
                                    • /bin/sh
                                      sh -c "insmod /usr/lib/xpacket.ko"
                                      1⤵
                                        PID:1574
                                        • /sbin/insmod
                                          insmod /usr/lib/xpacket.ko
                                          2⤵
                                          • Reads runtime system information
                                          PID:1575
                                      • /bin/sh
                                        sh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"
                                        1⤵
                                          PID:1576
                                          • /bin/ln
                                            ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                                            2⤵
                                              PID:1577
                                          • /bin/sh
                                            sh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"
                                            1⤵
                                              PID:1578
                                              • /bin/ln
                                                ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                                                2⤵
                                                  PID:1579
                                              • /bin/sh
                                                sh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"
                                                1⤵
                                                  PID:1580
                                                  • /bin/ln
                                                    ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                                                    2⤵
                                                      PID:1581
                                                  • /bin/sh
                                                    sh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"
                                                    1⤵
                                                      PID:1582
                                                      • /bin/ln
                                                        ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                                                        2⤵
                                                          PID:1583
                                                      • /bin/sh
                                                        sh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"
                                                        1⤵
                                                          PID:1584
                                                          • /bin/ln
                                                            ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                                                            2⤵
                                                              PID:1585
                                                          • /bin/sh
                                                            sh -c "mkdir -p /usr/bin/dpkgd"
                                                            1⤵
                                                              PID:1587
                                                              • /bin/mkdir
                                                                mkdir -p /usr/bin/dpkgd
                                                                2⤵
                                                                • Reads runtime system information
                                                                PID:1589
                                                            • /bin/sh
                                                              sh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"
                                                              1⤵
                                                                PID:1590
                                                                • /bin/cp
                                                                  cp -f /bin/ps /usr/bin/dpkgd/ps
                                                                  2⤵
                                                                  • Write file to user bin folder
                                                                  • Reads runtime system information
                                                                  PID:1591
                                                              • /bin/sh
                                                                sh -c "mkdir -p /bin"
                                                                1⤵
                                                                  PID:1592
                                                                  • /bin/mkdir
                                                                    mkdir -p /bin
                                                                    2⤵
                                                                    • Reads runtime system information
                                                                    PID:1595
                                                                • /bin/sh
                                                                  sh -c "cp -f /usr/bin/bsd-port/getty /bin/ps"
                                                                  1⤵
                                                                    PID:1601
                                                                    • /bin/cp
                                                                      cp -f /usr/bin/bsd-port/getty /bin/ps
                                                                      2⤵
                                                                      • Writes file to system bin folder
                                                                      • Reads runtime system information
                                                                      PID:1603
                                                                  • /bin/sh
                                                                    sh -c "chmod 0755 /bin/ps"
                                                                    1⤵
                                                                      PID:1604
                                                                      • /bin/chmod
                                                                        chmod 0755 /bin/ps
                                                                        2⤵
                                                                          PID:1605
                                                                      • /bin/sh
                                                                        sh -c "cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof"
                                                                        1⤵
                                                                          PID:1606
                                                                          • /bin/cp
                                                                            cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                                                            2⤵
                                                                            • Write file to user bin folder
                                                                            • Reads runtime system information
                                                                            PID:1607
                                                                        • /bin/sh
                                                                          sh -c "mkdir -p /usr/bin"
                                                                          1⤵
                                                                            PID:1608
                                                                            • /bin/mkdir
                                                                              mkdir -p /usr/bin
                                                                              2⤵
                                                                              • Reads runtime system information
                                                                              PID:1609
                                                                          • /bin/sh
                                                                            sh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/lsof"
                                                                            1⤵
                                                                              PID:1610
                                                                              • /bin/cp
                                                                                cp -f /usr/bin/bsd-port/getty /usr/bin/lsof
                                                                                2⤵
                                                                                • Write file to user bin folder
                                                                                • Reads runtime system information
                                                                                PID:1611
                                                                            • /bin/sh
                                                                              sh -c "chmod 0755 /usr/bin/lsof"
                                                                              1⤵
                                                                                PID:1612
                                                                                • /bin/chmod
                                                                                  chmod 0755 /usr/bin/lsof
                                                                                  2⤵
                                                                                    PID:1613
                                                                                • /bin/sh
                                                                                  sh -c "insmod /usr/lib/xpacket.ko"
                                                                                  1⤵
                                                                                    PID:1614
                                                                                    • /sbin/insmod
                                                                                      insmod /usr/lib/xpacket.ko
                                                                                      2⤵
                                                                                      • Reads runtime system information
                                                                                      PID:1615

                                                                                  Network

                                                                                  MITRE ATT&CK Enterprise v15

                                                                                  Replay Monitor

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                                                                                  Downloads

                                                                                  • /etc/init.d/DbSecuritySpt
                                                                                    Filesize

                                                                                    50B

                                                                                    MD5

                                                                                    bc5fd68ac6c9d0514a574bcf0bd3dfe3

                                                                                    SHA1

                                                                                    555dd5f61a3cb482684c55876290b57096c57b07

                                                                                    SHA256

                                                                                    d0833faf7d4fa8dd9dd9ceb85808fd4f490580f32ae09527b7f94a7d83db2ffa

                                                                                    SHA512

                                                                                    452e9af8b401ffadb1b4ab618541f68c9576758549216e2b9c3bf24e0423fd9995d12fdc1e8468bb18494f8cdb9c02585cae63f4b49587280051fa6b5480f60a

                                                                                    Download Submit

                                                                                  • /etc/init.d/selinux
                                                                                    Filesize

                                                                                    36B

                                                                                    MD5

                                                                                    993cc15058142d96c3daf7852c3d5ee8

                                                                                    SHA1

                                                                                    0950b8b391b04dd3895ea33cd3141543ebd2525d

                                                                                    SHA256

                                                                                    8171d077918611803d93088409f220c66fae1c670b297e1aa5d8cbd548ce9208

                                                                                    SHA512

                                                                                    0c4256c00a3710f97e92581b552682b36b62afc35fe72622c491323c618c19ea62611ac04ccafc3dfcde2254a2ebbd93b69b66795b16e36332293bed83adb928

                                                                                    Download Submit

                                                                                  • /tmp/gates.lock
                                                                                    Filesize

                                                                                    4B

                                                                                    MD5

                                                                                    819c9fbfb075d62a16393b9fe4fcbaa5

                                                                                    SHA1

                                                                                    8959169251e7394bcf4b9004326f83e266a06bfb

                                                                                    SHA256

                                                                                    50a0a04f2d67b4a26d3aaa163fa2fb0d80a5457716579587cc45ce5bc89d8fce

                                                                                    SHA512

                                                                                    1a2836932a771fac43e720d14d8df08c3e32ca5d6d335ae38788fa774e05568c6c05a7c5531ab745b8ec7a9d410f7460ea86c3f5fb6fc097a991170cf26feb57

                                                                                    Download Submit

                                                                                  • /tmp/moni.lock
                                                                                    Filesize

                                                                                    4B

                                                                                    MD5

                                                                                    a1afc58c6ca9540d057299ec3016d726

                                                                                    SHA1

                                                                                    45ca1d224fb0223c3ac72019ec9afe243d11e029

                                                                                    SHA256

                                                                                    79e8c13e1a8c51e0ff30567fa583fd52c900d56163023cc40049d762871417ea

                                                                                    SHA512

                                                                                    26cd51c5f18f22264f19c4aa35ff8be856094a2b2cb26ed0a93411d598b1e51e2f634a29f7484424d12aefb5a22f5c76fa05e9316311f636224ceaa5b2d41f68

                                                                                    Download Submit

                                                                                  • /tmp/notify.file
                                                                                    Filesize

                                                                                    37B

                                                                                    MD5

                                                                                    ca79998e9fcfdab9131a831d2a48e000

                                                                                    SHA1

                                                                                    e1ff03649345e835f6e57406d564098911f4ea60

                                                                                    SHA256

                                                                                    c9797b723d38733e016c254168eeb98fa80c24034e33bbda61ca180696bb5774

                                                                                    SHA512

                                                                                    f1a9f77874f266dcb5b1840c4e5ac2d4b40edee86246722e7f56380fcdd07b433a1dee70d8f770ae050ce414153d741b03b5309109c020a171b372ed00a5fa8c

                                                                                    Download Submit

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

                                                                                    1.5MB

                                                                                    MD5

                                                                                    0894ee1d6e43f54343f21fb8dc4b385c

                                                                                    SHA1

                                                                                    e94f9108770a3192230a9737adc2d7a541f25eb3

                                                                                    SHA256

                                                                                    34847c24984fcd6f3e0cad1ed7eafcb70db20583a59f0e84df3ea42c0c7659b6

                                                                                    SHA512

                                                                                    8c260c48edbd1d5087b3baf30dfb6b0ed3063d86bfdadba251907514d8fc3d6c3f990ee20734b9b44b307b91294099a40ec1e4dd584954319c76f358e283b4e8

                                                                                    Download Submit

                                                                                  • /usr/bin/dpkgd/lsof
                                                                                    Filesize

                                                                                    159KB

                                                                                    MD5

                                                                                    e093dc78225e2a0a25e3b137c1c1e442

                                                                                    SHA1

                                                                                    c29497cfaae729eb576875e4fdfa400640ab16be

                                                                                    SHA256

                                                                                    1190f4dbc7be174de8fd4096c9bf7a28eebfac937d308b7cc533be4a1240d26e

                                                                                    SHA512

                                                                                    fe1cc7a65327732eaaee89f427c10239ba822430e34177842f4681068d78d404b1830d808a2a71b1efcc5f126c6d8c053512237421173aaa150e215a672da6f0

                                                                                    Download Submit