Overview

overview

10

Static

static

10

3bcb3bb397...cdf83d

linux_amd64

9

Analysis

  • max time kernel
    17861s
  • max time network
    157s
  • platform
    linux_amd64
  • resource
    ubuntu1804-amd64-en-20211208
  • submitted
    03-07-2022 09:37

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General

  • Target

    3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d

  • Size

    1.1MB

  • MD5

    ea5336057c90d93f0196e60b267a10bc

  • SHA1

    bd9defee681f4bab8ce3ffe07582e3df6a9fb865

  • SHA256

    3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d

  • SHA512

    3bdf430fe823d0a2145b17b21a8da4c4e8e30ee2c6fb58b98e472a2b1057ac6c5caa1e336c39d5617542274645294662575f05cc06bca1947ed27d810c04b2bd

Score
9/10

Malware Config

Signatures

  • Writes file to system bin folder 1 TTPs 2 IoCs
  • Write file to user bin folder 1 TTPs 9 IoCs
  • Reads runtime system information 13 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • ./3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d
    ./3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d
    1⤵
      PID:593
    • /bin/sh
      sh -c "ln -s /etc/init.d/VsystemsshMdt /etc/rc1.d/S97VsystemsshMdt"
      1⤵
        PID:600
        • /bin/ln
          ln -s /etc/init.d/VsystemsshMdt /etc/rc1.d/S97VsystemsshMdt
          2⤵
            PID:601
        • /bin/sh
          sh -c "ln -s /etc/init.d/VsystemsshMdt /etc/rc2.d/S97VsystemsshMdt"
          1⤵
            PID:602
            • /bin/ln
              ln -s /etc/init.d/VsystemsshMdt /etc/rc2.d/S97VsystemsshMdt
              2⤵
                PID:603
            • /bin/sh
              sh -c "ln -s /etc/init.d/VsystemsshMdt /etc/rc3.d/S97VsystemsshMdt"
              1⤵
                PID:604
                • /bin/ln
                  ln -s /etc/init.d/VsystemsshMdt /etc/rc3.d/S97VsystemsshMdt
                  2⤵
                    PID:605
                • /bin/sh
                  sh -c "ln -s /etc/init.d/VsystemsshMdt /etc/rc4.d/S97VsystemsshMdt"
                  1⤵
                    PID:606
                    • /bin/ln
                      ln -s /etc/init.d/VsystemsshMdt /etc/rc4.d/S97VsystemsshMdt
                      2⤵
                        PID:607
                    • /bin/sh
                      sh -c "ln -s /etc/init.d/VsystemsshMdt /etc/rc5.d/S97VsystemsshMdt"
                      1⤵
                        PID:608
                        • /bin/ln
                          ln -s /etc/init.d/VsystemsshMdt /etc/rc5.d/S97VsystemsshMdt
                          2⤵
                            PID:609
                        • /bin/sh
                          sh -c "mkdir -p /usr/bin/bsd-port"
                          1⤵
                            PID:610
                            • /bin/mkdir
                              mkdir -p /usr/bin/bsd-port
                              2⤵
                              • Reads runtime system information
                              PID:611
                          • /bin/sh
                            sh -c "cp -f /tmp/3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d /usr/bin/bsd-port/knerl"
                            1⤵
                              PID:612
                              • /bin/cp
                                cp -f /tmp/3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d /usr/bin/bsd-port/knerl
                                2⤵
                                • Write file to user bin folder
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:613
                            • /bin/sh
                              sh -c /usr/bin/bsd-port/knerl
                              1⤵
                                PID:615
                                • /usr/bin/bsd-port/knerl
                                  /usr/bin/bsd-port/knerl
                                  2⤵
                                    PID:616
                                • /bin/sh
                                  sh -c "mkdir -p /usr/bin"
                                  1⤵
                                    PID:618
                                    • /bin/mkdir
                                      mkdir -p /usr/bin
                                      2⤵
                                      • Reads runtime system information
                                      PID:619
                                  • /bin/sh
                                    sh -c "cp -f /tmp/3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d /usr/bin/pythno"
                                    1⤵
                                      PID:620
                                      • /bin/cp
                                        cp -f /tmp/3bcb3bb397ed0f5c72de9e19109f6daef8d0a03b8951406b2d442fbb90cdf83d /usr/bin/pythno
                                        2⤵
                                        • Write file to user bin folder
                                        • Reads runtime system information
                                        • Writes file to tmp directory
                                        PID:621
                                    • /bin/sh
                                      sh -c /usr/bin/pythno
                                      1⤵
                                        PID:623
                                        • /usr/bin/pythno
                                          /usr/bin/pythno
                                          2⤵
                                            PID:624
                                        • /bin/sh
                                          sh -c "insmod /usr/lib/xpacket.ko"
                                          1⤵
                                            PID:626
                                            • /sbin/insmod
                                              insmod /usr/lib/xpacket.ko
                                              2⤵
                                              • Reads runtime system information
                                              PID:627
                                          • /bin/sh
                                            sh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"
                                            1⤵
                                              PID:635
                                              • /bin/ln
                                                ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux
                                                2⤵
                                                  PID:636
                                              • /bin/sh
                                                sh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"
                                                1⤵
                                                  PID:637
                                                  • /bin/ln
                                                    ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux
                                                    2⤵
                                                      PID:638
                                                  • /bin/sh
                                                    sh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"
                                                    1⤵
                                                      PID:639
                                                      • /bin/ln
                                                        ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux
                                                        2⤵
                                                          PID:640
                                                      • /bin/sh
                                                        sh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"
                                                        1⤵
                                                          PID:641
                                                          • /bin/ln
                                                            ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux
                                                            2⤵
                                                              PID:643
                                                          • /bin/sh
                                                            sh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"
                                                            1⤵
                                                              PID:644
                                                              • /bin/ln
                                                                ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux
                                                                2⤵
                                                                  PID:645
                                                              • /bin/sh
                                                                sh -c "mkdir -p /usr/bin/dpkgd"
                                                                1⤵
                                                                  PID:646
                                                                  • /bin/mkdir
                                                                    mkdir -p /usr/bin/dpkgd
                                                                    2⤵
                                                                    • Reads runtime system information
                                                                    PID:647
                                                                • /bin/sh
                                                                  sh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"
                                                                  1⤵
                                                                    PID:648
                                                                    • /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:649
                                                                  • /bin/sh
                                                                    sh -c "mkdir -p /bin"
                                                                    1⤵
                                                                      PID:650
                                                                      • /bin/mkdir
                                                                        mkdir -p /bin
                                                                        2⤵
                                                                        • Reads runtime system information
                                                                        PID:651
                                                                    • /bin/sh
                                                                      sh -c "cp -f /usr/bin/bsd-port/knerl /bin/ps"
                                                                      1⤵
                                                                        PID:652
                                                                        • /bin/cp
                                                                          cp -f /usr/bin/bsd-port/knerl /bin/ps
                                                                          2⤵
                                                                          • Writes file to system bin folder
                                                                          • Write file to user bin folder
                                                                          • Reads runtime system information
                                                                          PID:653
                                                                      • /bin/sh
                                                                        sh -c "chmod 0755 /bin/ps"
                                                                        1⤵
                                                                          PID:654
                                                                          • /bin/chmod
                                                                            chmod 0755 /bin/ps
                                                                            2⤵
                                                                              PID:655
                                                                          • /bin/sh
                                                                            sh -c "cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof"
                                                                            1⤵
                                                                              PID:656
                                                                              • /bin/cp
                                                                                cp -f /usr/bin/lsof /usr/bin/dpkgd/lsof
                                                                                2⤵
                                                                                • Write file to user bin folder
                                                                                • Reads runtime system information
                                                                                PID:657
                                                                            • /bin/sh
                                                                              sh -c "mkdir -p /usr/bin"
                                                                              1⤵
                                                                                PID:658
                                                                                • /bin/mkdir
                                                                                  mkdir -p /usr/bin
                                                                                  2⤵
                                                                                  • Reads runtime system information
                                                                                  PID:659
                                                                              • /bin/sh
                                                                                sh -c "cp -f /usr/bin/bsd-port/knerl /usr/bin/lsof"
                                                                                1⤵
                                                                                  PID:660
                                                                                  • /bin/cp
                                                                                    cp -f /usr/bin/bsd-port/knerl /usr/bin/lsof
                                                                                    2⤵
                                                                                    • Write file to user bin folder
                                                                                    • Reads runtime system information
                                                                                    PID:661
                                                                                • /bin/sh
                                                                                  sh -c "chmod 0755 /usr/bin/lsof"
                                                                                  1⤵
                                                                                    PID:662
                                                                                    • /bin/chmod
                                                                                      chmod 0755 /usr/bin/lsof
                                                                                      2⤵
                                                                                        PID:663
                                                                                    • /bin/sh
                                                                                      sh -c "insmod /usr/lib/xpacket.ko"
                                                                                      1⤵
                                                                                        PID:664
                                                                                        • /sbin/insmod
                                                                                          insmod /usr/lib/xpacket.ko
                                                                                          2⤵
                                                                                          • Reads runtime system information
                                                                                          PID:665

                                                                                      Network

                                                                                      MITRE ATT&CK Enterprise v6

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