Overview

overview

10

Static

static

10

cups-lpd.elf

ubuntu-18.04-amd64

9

Analysis

  • max time kernel
    24814s
  • max time network
    153s
  • 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
    21-09-2022 21:31

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General

  • Target

    cups-lpd.elf

  • Size

    1.2MB

  • MD5

    0ab5d87422102501f2d0368a3269c972

  • SHA1

    0f209a7eee1465007aa587f3dc5461f7e28f2cfd

  • SHA256

    750f01a5abcdea68103cd0c0e7c8b00f331a69dff9ee7382a313f313f4d16160

  • SHA512

    5aabd6892e123a5a2aa8ecfdc9607427669e540cf600044c1e081f20803b6133e75a1e8377e00cf5ba8c567e440433d3b31cc525cbab8f82e4e0b060470396be

  • SSDEEP

    24576:e845rlHu6gVJKG75oFpA0VWiX4G2y1q2rJp0:745wRVJKGtSA0VWioVu9p0

Score
9/10

Malware Config

Signatures

  • Writes file to system bin folder 1 TTPs 4 IoCs
  • Write file to user bin folder 1 TTPs 12 IoCs
  • Reads runtime system information 21 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/cups-lpd.elf
    /tmp/cups-lpd.elf
    1⤵
      PID:576
    • /bin/sh
      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"
      1⤵
        PID:583
        • /bin/ln
          ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt
          2⤵
            PID:584
        • /bin/sh
          sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"
          1⤵
            PID:585
            • /bin/ln
              ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt
              2⤵
                PID:586
            • /bin/sh
              sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"
              1⤵
                PID:587
                • /bin/ln
                  ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt
                  2⤵
                    PID:588
                • /bin/sh
                  sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"
                  1⤵
                    PID:589
                    • /bin/ln
                      ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt
                      2⤵
                        PID:590
                    • /bin/sh
                      sh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"
                      1⤵
                        PID:591
                        • /bin/ln
                          ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt
                          2⤵
                            PID:592
                        • /bin/sh
                          sh -c "mkdir -p /usr/bin/bsd-port"
                          1⤵
                            PID:593
                            • /bin/mkdir
                              mkdir -p /usr/bin/bsd-port
                              2⤵
                              • Reads runtime system information
                              PID:594
                          • /bin/sh
                            sh -c "mkdir -p /usr/bin/bsd-port"
                            1⤵
                              PID:595
                              • /bin/mkdir
                                mkdir -p /usr/bin/bsd-port
                                2⤵
                                • Reads runtime system information
                                PID:596
                            • /bin/sh
                              sh -c "cp -f /tmp/cups-lpd.elf /usr/bin/bsd-port/getty"
                              1⤵
                                PID:597
                                • /bin/cp
                                  cp -f /tmp/cups-lpd.elf /usr/bin/bsd-port/getty
                                  2⤵
                                  • Write file to user bin folder
                                  • Reads runtime system information
                                  • Writes file to tmp directory
                                  PID:598
                              • /bin/sh
                                sh -c /usr/bin/bsd-port/getty
                                1⤵
                                  PID:600
                                  • /usr/bin/bsd-port/getty
                                    /usr/bin/bsd-port/getty
                                    2⤵
                                      PID:601
                                  • /bin/sh
                                    sh -c "mkdir -p /usr/bin"
                                    1⤵
                                      PID:603
                                      • /bin/mkdir
                                        mkdir -p /usr/bin
                                        2⤵
                                        • Reads runtime system information
                                        PID:604
                                    • /bin/sh
                                      sh -c "mkdir -p /usr/bin"
                                      1⤵
                                        PID:605
                                        • /bin/mkdir
                                          mkdir -p /usr/bin
                                          2⤵
                                          • Reads runtime system information
                                          PID:606
                                      • /bin/sh
                                        sh -c "cp -f /tmp/cups-lpd.elf /usr/bin/.sshd"
                                        1⤵
                                          PID:607
                                          • /bin/cp
                                            cp -f /tmp/cups-lpd.elf /usr/bin/.sshd
                                            2⤵
                                            • Write file to user bin folder
                                            • Reads runtime system information
                                            • Writes file to tmp directory
                                            PID:608
                                        • /bin/sh
                                          sh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"
                                          1⤵
                                            PID:609
                                            • /bin/ln
                                              ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                                              2⤵
                                                PID:610
                                            • /bin/sh
                                              sh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"
                                              1⤵
                                                PID:611
                                                • /bin/ln
                                                  ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                                                  2⤵
                                                    PID:612
                                                • /bin/sh
                                                  sh -c /usr/bin/.sshd
                                                  1⤵
                                                    PID:615
                                                    • /usr/bin/.sshd
                                                      /usr/bin/.sshd
                                                      2⤵
                                                        PID:616
                                                    • /bin/sh
                                                      sh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"
                                                      1⤵
                                                        PID:613
                                                        • /bin/ln
                                                          ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                                                          2⤵
                                                            PID:617
                                                        • /bin/sh
                                                          sh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"
                                                          1⤵
                                                            PID:618
                                                            • /bin/ln
                                                              ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                                                              2⤵
                                                                PID:619
                                                            • /bin/sh
                                                              sh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"
                                                              1⤵
                                                                PID:620
                                                                • /bin/ln
                                                                  ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                                                                  2⤵
                                                                    PID:621
                                                                • /bin/sh
                                                                  sh -c "mkdir -p /usr/bin/dpkgd"
                                                                  1⤵
                                                                    PID:622
                                                                    • /bin/mkdir
                                                                      mkdir -p /usr/bin/dpkgd
                                                                      2⤵
                                                                      • Reads runtime system information
                                                                      PID:623
                                                                  • /bin/sh
                                                                    sh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"
                                                                    1⤵
                                                                      PID:624
                                                                      • /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:625
                                                                    • /bin/sh
                                                                      sh -c "mkdir -p /bin"
                                                                      1⤵
                                                                        PID:626
                                                                        • /bin/mkdir
                                                                          mkdir -p /bin
                                                                          2⤵
                                                                          • Reads runtime system information
                                                                          PID:627
                                                                      • /bin/sh
                                                                        sh -c "mkdir -p /bin"
                                                                        1⤵
                                                                          PID:628
                                                                          • /bin/mkdir
                                                                            mkdir -p /bin
                                                                            2⤵
                                                                            • Reads runtime system information
                                                                            PID:629
                                                                        • /bin/sh
                                                                          sh -c "cp -f /usr/bin/bsd-port/getty /bin/ps"
                                                                          1⤵
                                                                            PID:630
                                                                            • /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:631
                                                                          • /bin/sh
                                                                            sh -c "chmod 0755 /bin/ps"
                                                                            1⤵
                                                                              PID:632
                                                                              • /bin/chmod
                                                                                chmod 0755 /bin/ps
                                                                                2⤵
                                                                                  PID:633
                                                                              • /bin/sh
                                                                                sh -c "cp -f /bin/ss /usr/bin/dpkgd/ss"
                                                                                1⤵
                                                                                  PID:634
                                                                                  • /bin/cp
                                                                                    cp -f /bin/ss /usr/bin/dpkgd/ss
                                                                                    2⤵
                                                                                    • Writes file to system bin folder
                                                                                    • Write file to user bin folder
                                                                                    • Reads runtime system information
                                                                                    PID:635
                                                                                • /bin/sh
                                                                                  sh -c "mkdir -p /bin"
                                                                                  1⤵
                                                                                    PID:636
                                                                                    • /bin/mkdir
                                                                                      mkdir -p /bin
                                                                                      2⤵
                                                                                      • Reads runtime system information
                                                                                      PID:637
                                                                                  • /bin/sh
                                                                                    sh -c "mkdir -p /bin"
                                                                                    1⤵
                                                                                      PID:638
                                                                                      • /bin/mkdir
                                                                                        mkdir -p /bin
                                                                                        2⤵
                                                                                        • Reads runtime system information
                                                                                        PID:639
                                                                                    • /bin/sh
                                                                                      sh -c "cp -f /usr/bin/bsd-port/getty /bin/ss"
                                                                                      1⤵
                                                                                        PID:640
                                                                                        • /bin/cp
                                                                                          cp -f /usr/bin/bsd-port/getty /bin/ss
                                                                                          2⤵
                                                                                          • Writes file to system bin folder
                                                                                          • Write file to user bin folder
                                                                                          • Reads runtime system information
                                                                                          PID:641
                                                                                      • /bin/sh
                                                                                        sh -c "chmod 0755 /bin/ss"
                                                                                        1⤵
                                                                                          PID:642
                                                                                          • /bin/chmod
                                                                                            chmod 0755 /bin/ss
                                                                                            2⤵
                                                                                              PID:643
                                                                                          • /bin/sh
                                                                                            sh -c "cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof"
                                                                                            1⤵
                                                                                              PID:644
                                                                                              • /bin/cp
                                                                                                cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                                                                                2⤵
                                                                                                • Write file to user bin folder
                                                                                                • Reads runtime system information
                                                                                                PID:645
                                                                                            • /bin/sh
                                                                                              sh -c "mkdir -p /usr/bin"
                                                                                              1⤵
                                                                                                PID:646
                                                                                                • /bin/mkdir
                                                                                                  mkdir -p /usr/bin
                                                                                                  2⤵
                                                                                                  • Reads runtime system information
                                                                                                  PID:647
                                                                                              • /bin/sh
                                                                                                sh -c "mkdir -p /usr/bin"
                                                                                                1⤵
                                                                                                  PID:648
                                                                                                  • /bin/mkdir
                                                                                                    mkdir -p /usr/bin
                                                                                                    2⤵
                                                                                                    • Reads runtime system information
                                                                                                    PID:649
                                                                                                • /bin/sh
                                                                                                  sh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/lsof"
                                                                                                  1⤵
                                                                                                    PID:650
                                                                                                    • /bin/cp
                                                                                                      cp -f /usr/bin/bsd-port/getty /usr/bin/lsof
                                                                                                      2⤵
                                                                                                      • Write file to user bin folder
                                                                                                      • Reads runtime system information
                                                                                                      PID:651
                                                                                                  • /bin/sh
                                                                                                    sh -c "chmod 0755 /usr/bin/lsof"
                                                                                                    1⤵
                                                                                                      PID:652
                                                                                                      • /bin/chmod
                                                                                                        chmod 0755 /usr/bin/lsof
                                                                                                        2⤵
                                                                                                          PID:653
                                                                                                      • /bin/sh
                                                                                                        sh -c "insmod /usr/bin/bsd-port/xpacket.ko"
                                                                                                        1⤵
                                                                                                          PID:656
                                                                                                          • /sbin/insmod
                                                                                                            insmod /usr/bin/bsd-port/xpacket.ko
                                                                                                            2⤵
                                                                                                            • Reads runtime system information
                                                                                                            PID:657
                                                                                                        • /bin/sh
                                                                                                          sh -c "insmod /tmp/xpacket.ko"
                                                                                                          1⤵
                                                                                                            PID:658
                                                                                                            • /sbin/insmod
                                                                                                              insmod /tmp/xpacket.ko
                                                                                                              2⤵
                                                                                                              • Reads runtime system information
                                                                                                              PID:660

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                                                                                                          MITRE ATT&CK Enterprise v6

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