Analysis

  • max time kernel
    0s
  • max time network
    151s
  • platform
    linux_amd64
  • resource
    ubuntu1804-amd64-en-20211208
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-en-20211208kernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    27-03-2023 09:33

General

  • Target

    06432

  • Size

    384KB

  • MD5

    9a51d462452001e1f04dd68cf4336c54

  • SHA1

    594d570708fa03d0ab37a0306b38c134be90becc

  • SHA256

    7b06be1d204ee0b5ebc0d4cb287133b796bb28b18414ce3b1e8d31691db8b172

  • SHA512

    e89c9abca2fce011ecade9763fdf738af4b642d5bad22af9a78b25e6a229409b1cb823e446569f7d647ccdd88f6d55094bcf7f4c591951d01f72b7b6d8e4deb6

  • SSDEEP

    6144:AH0cwGaZNuEtdb3usKYgoJ4o+dp5ky7aIq1/axpR9yMl0gXQYjTwk73o:AHZwBTdbFKVy+dp5kZIlL08QgwGo

Score
9/10

Malware Config

Signatures

  • Writes file to system bin folder 1 TTPs 2 IoCs
  • Write file to user bin folder 1 TTPs 8 IoCs
  • Reads runtime system information 13 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 4 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/06432
    /tmp/06432
    1⤵
      PID:571
    • /bin/sh
      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"
      1⤵
        PID:578
        • /bin/ln
          ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt
          2⤵
            PID:579
        • /bin/sh
          sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"
          1⤵
            PID:580
            • /bin/ln
              ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt
              2⤵
                PID:581
            • /bin/sh
              sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"
              1⤵
                PID:582
                • /bin/ln
                  ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt
                  2⤵
                    PID:583
                • /bin/sh
                  sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"
                  1⤵
                    PID:584
                    • /bin/ln
                      ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt
                      2⤵
                        PID:585
                    • /bin/sh
                      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"
                      1⤵
                        PID:586
                        • /bin/ln
                          ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt
                          2⤵
                            PID:587
                        • /bin/sh
                          sh -c "mkdir -p /usr/bin/bsd-port"
                          1⤵
                            PID:588
                            • /bin/mkdir
                              mkdir -p /usr/bin/bsd-port
                              2⤵
                              • Reads runtime system information
                              PID:589
                          • /bin/sh
                            sh -c "cp -f /tmp/06432 /usr/bin/bsd-port/getty"
                            1⤵
                              PID:590
                              • /bin/cp
                                cp -f /tmp/06432 /usr/bin/bsd-port/getty
                                2⤵
                                • Write file to user bin folder
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:591
                            • /bin/sh
                              sh -c /usr/bin/bsd-port/getty
                              1⤵
                                PID:593
                                • /usr/bin/bsd-port/getty
                                  /usr/bin/bsd-port/getty
                                  2⤵
                                    PID:594
                                • /bin/sh
                                  sh -c "mkdir -p /etc/ssh"
                                  1⤵
                                    PID:596
                                    • /bin/mkdir
                                      mkdir -p /etc/ssh
                                      2⤵
                                      • Reads runtime system information
                                      PID:597
                                  • /bin/sh
                                    sh -c "cp -f /tmp/06432 /etc/ssh/bashpa"
                                    1⤵
                                      PID:598
                                      • /bin/cp
                                        cp -f /tmp/06432 /etc/ssh/bashpa
                                        2⤵
                                        • Reads runtime system information
                                        • Writes file to tmp directory
                                        PID:599
                                    • /bin/sh
                                      sh -c /etc/ssh/bashpa
                                      1⤵
                                        PID:601
                                        • /etc/ssh/bashpa
                                          /etc/ssh/bashpa
                                          2⤵
                                            PID:602
                                        • /bin/sh
                                          sh -c "insmod /usr/lib/xpacket.ko"
                                          1⤵
                                            PID:604
                                            • /sbin/insmod
                                              insmod /usr/lib/xpacket.ko
                                              2⤵
                                              • Reads runtime system information
                                              PID:605
                                          • /bin/sh
                                            sh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"
                                            1⤵
                                              PID:611
                                              • /bin/ln
                                                ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                                                2⤵
                                                  PID:612
                                              • /bin/sh
                                                sh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"
                                                1⤵
                                                  PID:614
                                                  • /bin/ln
                                                    ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                                                    2⤵
                                                      PID:615
                                                  • /bin/sh
                                                    sh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"
                                                    1⤵
                                                      PID:617
                                                      • /bin/ln
                                                        ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                                                        2⤵
                                                          PID:618
                                                      • /bin/sh
                                                        sh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"
                                                        1⤵
                                                          PID:619
                                                          • /bin/ln
                                                            ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                                                            2⤵
                                                              PID:620
                                                          • /bin/sh
                                                            sh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"
                                                            1⤵
                                                              PID:621
                                                              • /bin/ln
                                                                ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                                                                2⤵
                                                                  PID:622
                                                              • /bin/sh
                                                                sh -c "mkdir -p /usr/bin/dpkgd"
                                                                1⤵
                                                                  PID:623
                                                                  • /bin/mkdir
                                                                    mkdir -p /usr/bin/dpkgd
                                                                    2⤵
                                                                    • Reads runtime system information
                                                                    PID:624
                                                                • /bin/sh
                                                                  sh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"
                                                                  1⤵
                                                                    PID:625
                                                                    • /bin/cp
                                                                      cp -f /bin/ps /usr/bin/dpkgd/ps
                                                                      2⤵
                                                                      • Writes file to system bin folder
                                                                      • Write file to user bin folder
                                                                      • Reads runtime system information
                                                                      PID:626
                                                                  • /bin/sh
                                                                    sh -c "mkdir -p /bin"
                                                                    1⤵
                                                                      PID:627
                                                                      • /bin/mkdir
                                                                        mkdir -p /bin
                                                                        2⤵
                                                                        • Reads runtime system information
                                                                        PID:628
                                                                    • /bin/sh
                                                                      sh -c "cp -f /usr/bin/bsd-port/getty /bin/ps"
                                                                      1⤵
                                                                        PID:629
                                                                        • /bin/cp
                                                                          cp -f /usr/bin/bsd-port/getty /bin/ps
                                                                          2⤵
                                                                          • Writes file to system bin folder
                                                                          • Write file to user bin folder
                                                                          • Reads runtime system information
                                                                          PID:630
                                                                      • /bin/sh
                                                                        sh -c "chmod 0755 /bin/ps"
                                                                        1⤵
                                                                          PID:631
                                                                          • /bin/chmod
                                                                            chmod 0755 /bin/ps
                                                                            2⤵
                                                                              PID:632
                                                                          • /bin/sh
                                                                            sh -c "cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof"
                                                                            1⤵
                                                                              PID:633
                                                                              • /bin/cp
                                                                                cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                                                                2⤵
                                                                                • Write file to user bin folder
                                                                                • Reads runtime system information
                                                                                PID:634
                                                                            • /bin/sh
                                                                              sh -c "mkdir -p /usr/bin"
                                                                              1⤵
                                                                                PID:635
                                                                                • /bin/mkdir
                                                                                  mkdir -p /usr/bin
                                                                                  2⤵
                                                                                  • Reads runtime system information
                                                                                  PID:636
                                                                              • /bin/sh
                                                                                sh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/lsof"
                                                                                1⤵
                                                                                  PID:637
                                                                                  • /bin/cp
                                                                                    cp -f /usr/bin/bsd-port/getty /usr/bin/lsof
                                                                                    2⤵
                                                                                    • Write file to user bin folder
                                                                                    • Reads runtime system information
                                                                                    PID:638
                                                                                • /bin/sh
                                                                                  sh -c "chmod 0755 /usr/bin/lsof"
                                                                                  1⤵
                                                                                    PID:639
                                                                                    • /bin/chmod
                                                                                      chmod 0755 /usr/bin/lsof
                                                                                      2⤵
                                                                                        PID:640
                                                                                    • /bin/sh
                                                                                      sh -c "insmod /usr/lib/xpacket.ko"
                                                                                      1⤵
                                                                                        PID:642
                                                                                        • /sbin/insmod
                                                                                          insmod /usr/lib/xpacket.ko
                                                                                          2⤵
                                                                                          • Reads runtime system information
                                                                                          PID:643

                                                                                      Network

                                                                                      MITRE ATT&CK Matrix ATT&CK v6

                                                                                      Persistence

                                                                                      Hijack Execution Flow

                                                                                      2
                                                                                      T1574

                                                                                      Privilege Escalation

                                                                                      Hijack Execution Flow

                                                                                      2
                                                                                      T1574

                                                                                      Defense Evasion

                                                                                      Hijack Execution Flow

                                                                                      2
                                                                                      T1574

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