Analysis

  • max time kernel
    0s
  • max time network
    23s
  • platform
    linux_amd64
  • resource
    ubuntu1804-amd64-en-20211208
  • submitted
    01-07-2022 04:53

General

  • Target

    86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee

  • Size

    611KB

  • MD5

    55a111f4625348cffd6d910e49f5dbdc

  • SHA1

    0cb723f7dcf9ae320501ee93dba2363699811576

  • SHA256

    86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee

  • SHA512

    c2d30d334e2f30684474c72034ab170bf662aff8130606eb4eee7bc39bfd75f4c5d111957621ae290e821be3cd31d2f517e275dda571299671397248502301d7

Score
9/10

Malware Config

Signatures

  • Writes file to system bin folder 1 TTPs 3 IoCs
  • Creates/modifies Cron job 1 TTPs 2 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

  • Modifies rc script 1 TTPs 12 IoCs

    Adding/modifying system rc scripts is a common persistence mechanism.

  • Write file to user bin folder 1 TTPs 4 IoCs
  • Reads runtime system information 7 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 3 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • ./86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
    ./86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
    1⤵
      PID:577
    • /bin/chkconfig
      chkconfig --add 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
      1⤵
        PID:580
      • /bin/sh
        sh -c "sed -i '/\\/etc\\/cron.hourly\\/gcc.sh/d' /etc/crontab && echo '*/3 * * * * root /etc/cron.hourly/gcc.sh' >> /etc/crontab"
        1⤵
        • Creates/modifies Cron job
        PID:583
        • /bin/sed
          sed -i "/\\/etc\\/cron.hourly\\/gcc.sh/d" /etc/crontab
          2⤵
          • Creates/modifies Cron job
          • Reads runtime system information
          PID:584
      • /sbin/chkconfig
        chkconfig --add 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
        1⤵
          PID:580
        • /usr/bin/chkconfig
          chkconfig --add 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
          1⤵
            PID:580
          • /usr/sbin/chkconfig
            chkconfig --add 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
            1⤵
              PID:580
            • /usr/local/bin/chkconfig
              chkconfig --add 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
              1⤵
                PID:580
              • /usr/local/sbin/chkconfig
                chkconfig --add 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
                1⤵
                  PID:580
                • /usr/X11R6/bin/chkconfig
                  chkconfig --add 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee
                  1⤵
                    PID:580
                  • /bin/update-rc.d
                    update-rc.d 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee defaults
                    1⤵
                      PID:582
                    • /sbin/update-rc.d
                      update-rc.d 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee defaults
                      1⤵
                        PID:582
                      • /usr/bin/update-rc.d
                        update-rc.d 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee defaults
                        1⤵
                          PID:582
                        • /usr/sbin/update-rc.d
                          update-rc.d 86a8a2107448d28214e43a86e1367feec9e7f45201a3013c57bc200bf760e1ee defaults
                          1⤵
                          • Modifies rc script
                          • Write file to user bin folder
                          PID:582
                          • /bin/systemctl
                            systemctl daemon-reload
                            2⤵
                            • Reads runtime system information
                            PID:588
                        • /usr/bin/zyicuggrkg
                          /usr/bin/zyicuggrkg gnome-terminal 578
                          1⤵
                            PID:591
                          • /usr/bin/zyicuggrkg
                            /usr/bin/zyicuggrkg ifconfig 578
                            1⤵
                              PID:612
                            • /usr/bin/zyicuggrkg
                              /usr/bin/zyicuggrkg sh 578
                              1⤵
                                PID:615
                              • /usr/bin/zyicuggrkg
                                /usr/bin/zyicuggrkg "grep \"A\"" 578
                                1⤵
                                  PID:618
                                • /usr/bin/zyicuggrkg
                                  /usr/bin/zyicuggrkg gnome-terminal 578
                                  1⤵
                                    PID:621
                                  • /usr/bin/nddhsildsx
                                    /usr/bin/nddhsildsx "sleep 1" 578
                                    1⤵
                                      PID:624
                                    • /usr/bin/nddhsildsx
                                      /usr/bin/nddhsildsx "route -n" 578
                                      1⤵
                                        PID:627
                                      • /usr/bin/nddhsildsx
                                        /usr/bin/nddhsildsx "route -n" 578
                                        1⤵
                                          PID:630
                                        • /usr/bin/nddhsildsx
                                          /usr/bin/nddhsildsx su 578
                                          1⤵
                                            PID:633
                                          • /usr/bin/nddhsildsx
                                            /usr/bin/nddhsildsx whoami 578
                                            1⤵
                                              PID:636
                                            • /usr/bin/mabzfgoatz
                                              /usr/bin/mabzfgoatz "netstat -an" 578
                                              1⤵
                                                PID:639
                                              • /usr/bin/mabzfgoatz
                                                /usr/bin/mabzfgoatz ifconfig 578
                                                1⤵
                                                  PID:642
                                                • /usr/bin/mabzfgoatz
                                                  /usr/bin/mabzfgoatz top 578
                                                  1⤵
                                                    PID:645
                                                  • /usr/bin/mabzfgoatz
                                                    /usr/bin/mabzfgoatz "netstat -an" 578
                                                    1⤵
                                                      PID:648
                                                    • /usr/bin/mabzfgoatz
                                                      /usr/bin/mabzfgoatz "cat resolv.conf" 578
                                                      1⤵
                                                        PID:651
                                                      • /usr/bin/vczfiruabf
                                                        /usr/bin/vczfiruabf "route -n" 578
                                                        1⤵
                                                          PID:654

                                                        Network

                                                        MITRE ATT&CK Enterprise v6

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