Resubmissions

20/04/2023, 08:22

230420-j9nrdsae71 10

15/03/2023, 16:53

230315-vd9vjaec89 10

27/11/2022, 17:44

221127-wbfpcaah7t 10

Analysis

  • max time kernel
    0s
  • max time network
    34s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20221111-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20221111-enkernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    15/03/2023, 16:53

General

  • Target

    atrdadsrcc

  • Size

    659KB

  • MD5

    1d79488a09ef56ae2e60e1985b18e7a2

  • SHA1

    0b25e8f36a9738bb4d2dd2cd711f1aa7213db517

  • SHA256

    4aaa0b0d1ccb91b090df97a47b15536157f6f141cdce67867d339d0f01b3981d

  • SHA512

    b77fda07473e8f3e7ff2a1e25bb556164e3fddb40fe791a0b96538dfcc766f96c6e15082dccc77e79fff73f34497d0c43643134a633ff8740bbc4a287ec0c91b

  • SSDEEP

    12288:aBo9ETRNT9Wn1J0OhS18tDm8PCExfLZ9JCCpyvOH36ybCQ7YLVN1/lFkThVArw:aBo9ANo70OE8A8PCExfLZ/CTvQrKLd/Q

Score
7/10

Malware Config

Signatures

  • Modifies rc script 1 TTPs 12 IoCs

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

  • Unexpected DNS network traffic destination 5 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Write file to user bin folder 1 TTPs 1 IoCs
  • Reads runtime system information 6 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/atrdadsrcc
    /tmp/atrdadsrcc
    1⤵
      PID:603
    • /boot/ovskycrakk
      /boot/ovskycrakk
      1⤵
        PID:606
      • /bin/chkconfig
        chkconfig --add ovskycrakk
        1⤵
          PID:609
        • /sbin/chkconfig
          chkconfig --add ovskycrakk
          1⤵
            PID:609
          • /usr/bin/chkconfig
            chkconfig --add ovskycrakk
            1⤵
              PID:609
            • /usr/sbin/chkconfig
              chkconfig --add ovskycrakk
              1⤵
                PID:609
              • /usr/local/bin/chkconfig
                chkconfig --add ovskycrakk
                1⤵
                  PID:609
                • /usr/local/sbin/chkconfig
                  chkconfig --add ovskycrakk
                  1⤵
                    PID:609
                  • /usr/X11R6/bin/chkconfig
                    chkconfig --add ovskycrakk
                    1⤵
                      PID:609
                    • /bin/update-rc.d
                      update-rc.d ovskycrakk defaults
                      1⤵
                        PID:611
                      • /sbin/update-rc.d
                        update-rc.d ovskycrakk defaults
                        1⤵
                          PID:611
                        • /usr/bin/update-rc.d
                          update-rc.d ovskycrakk defaults
                          1⤵
                            PID:611
                          • /usr/sbin/update-rc.d
                            update-rc.d ovskycrakk defaults
                            1⤵
                            • Modifies rc script
                            • Write file to user bin folder
                            PID:611
                            • /bin/systemctl
                              systemctl daemon-reload
                              2⤵
                              • Reads runtime system information
                              PID:614
                          • /boot/glooedfoyb
                            /boot/glooedfoyb "netstat -antop" 607
                            1⤵
                              PID:634
                            • /boot/glooedfoyb
                              /boot/glooedfoyb whoami 607
                              1⤵
                                PID:639
                              • /boot/glooedfoyb
                                /boot/glooedfoyb uptime 607
                                1⤵
                                  PID:642
                                • /boot/glooedfoyb
                                  /boot/glooedfoyb "netstat -an" 607
                                  1⤵
                                    PID:645
                                  • /boot/glooedfoyb
                                    /boot/glooedfoyb "ifconfig eth0" 607
                                    1⤵
                                      PID:648
                                    • /boot/ibazqddbpa
                                      /boot/ibazqddbpa ls 607
                                      1⤵
                                        PID:651
                                      • /boot/ibazqddbpa
                                        /boot/ibazqddbpa bash 607
                                        1⤵
                                          PID:654
                                        • /boot/ibazqddbpa
                                          /boot/ibazqddbpa "ifconfig eth0" 607
                                          1⤵
                                            PID:657
                                          • /boot/ibazqddbpa
                                            /boot/ibazqddbpa "route -n" 607
                                            1⤵
                                              PID:660
                                            • /boot/ibazqddbpa
                                              /boot/ibazqddbpa "ps -ef" 607
                                              1⤵
                                                PID:663
                                              • /boot/xeqpipqctr
                                                /boot/xeqpipqctr "route -n" 607
                                                1⤵
                                                  PID:666
                                                • /boot/xeqpipqctr
                                                  /boot/xeqpipqctr uptime 607
                                                  1⤵
                                                    PID:669
                                                  • /boot/xeqpipqctr
                                                    /boot/xeqpipqctr sh 607
                                                    1⤵
                                                      PID:672
                                                    • /boot/xeqpipqctr
                                                      /boot/xeqpipqctr "cd /etc" 607
                                                      1⤵
                                                        PID:675
                                                      • /boot/xeqpipqctr
                                                        /boot/xeqpipqctr who 607
                                                        1⤵
                                                          PID:678
                                                        • /boot/bjvbexobug
                                                          /boot/bjvbexobug ifconfig 607
                                                          1⤵
                                                            PID:681
                                                          • /boot/bjvbexobug
                                                            /boot/bjvbexobug pwd 607
                                                            1⤵
                                                              PID:684
                                                            • /boot/bjvbexobug
                                                              /boot/bjvbexobug pwd 607
                                                              1⤵
                                                                PID:687
                                                              • /boot/bjvbexobug
                                                                /boot/bjvbexobug su 607
                                                                1⤵
                                                                  PID:690
                                                                • /boot/bjvbexobug
                                                                  /boot/bjvbexobug "netstat -antop" 607
                                                                  1⤵
                                                                    PID:693
                                                                  • /boot/sflradijah
                                                                    /boot/sflradijah "route -n" 607
                                                                    1⤵
                                                                      PID:696
                                                                    • /boot/sflradijah
                                                                      /boot/sflradijah "route -n" 607
                                                                      1⤵
                                                                        PID:699
                                                                      • /boot/sflradijah
                                                                        /boot/sflradijah "ls -la" 607
                                                                        1⤵
                                                                          PID:702
                                                                        • /boot/sflradijah
                                                                          /boot/sflradijah sh 607
                                                                          1⤵
                                                                            PID:705
                                                                          • /boot/sflradijah
                                                                            /boot/sflradijah uptime 607
                                                                            1⤵
                                                                              PID:708
                                                                            • /boot/kgmszwgrdr
                                                                              /boot/kgmszwgrdr top 607
                                                                              1⤵
                                                                                PID:711
                                                                              • /boot/kgmszwgrdr
                                                                                /boot/kgmszwgrdr whoami 607
                                                                                1⤵
                                                                                  PID:714

                                                                                Network

                                                                                MITRE ATT&CK Enterprise v6

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