Analysis

  • max time kernel
    59s
  • max time network
    66s
  • platform
    ubuntu-20.04_amd64
  • resource
    ubuntu2004-amd64-20240508-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2004-amd64-20240508-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
  • submitted
    15-05-2024 12:20

General

  • Target

    https://hallenge51.cc/invite/i=55083

Score
4/10

Malware Config

Signatures

  • Changes its process name 64 IoCs
  • Checks CPU configuration 1 TTPs 1 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Reads CPU attributes 1 TTPs 12 IoCs
  • 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.

  • Writes file to tmp directory 2 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /usr/bin/firefox
    firefox -new-tab "https://hallenge51.cc/invite/i=55083"
    1⤵
      PID:1399
      • /usr/bin/which
        which /usr/bin/firefox
        2⤵
          PID:1400
      • /usr/lib/firefox/firefox
        /usr/lib/firefox/firefox -new-tab "https://hallenge51.cc/invite/i=55083"
        1⤵
        • Checks CPU configuration
        • Reads CPU attributes
        • Enumerates kernel/hardware configuration
        • Reads runtime system information
        • Writes file to tmp directory
        PID:1399
        • /usr/local/sbin/dbus-launch
          dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
          2⤵
            PID:1422
          • /usr/local/bin/dbus-launch
            dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
            2⤵
              PID:1422
            • /usr/sbin/dbus-launch
              dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
              2⤵
                PID:1422
              • /usr/bin/dbus-launch
                dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                2⤵
                  PID:1422
                  • /usr/bin/dbus-daemon
                    /usr/bin/dbus-daemon --syslog-only --fork --print-pid 5 --print-address 7 --session
                    3⤵
                    • Enumerates kernel/hardware configuration
                    • Reads runtime system information
                    PID:1427
                    • /usr/libexec/xdg-desktop-portal
                      /usr/libexec/xdg-desktop-portal
                      4⤵
                      • Reads runtime system information
                      PID:1487
                    • /usr/libexec/xdg-document-portal
                      /usr/libexec/xdg-document-portal
                      4⤵
                        PID:1493
                      • /usr/libexec/xdg-permission-store
                        /usr/libexec/xdg-permission-store
                        4⤵
                        • Reads runtime system information
                        PID:1497
                      • /usr/libexec/xdg-desktop-portal-gtk
                        /usr/libexec/xdg-desktop-portal-gtk
                        4⤵
                        • Reads runtime system information
                        PID:1512
                      • /usr/libexec/gvfsd
                        /usr/libexec/gvfsd
                        4⤵
                        • Reads runtime system information
                        PID:1518
                        • /usr/libexec/gvfsd-trash
                          /usr/libexec/gvfsd-trash --spawner :1.6 /org/gtk/gvfs/exec_spaw/0
                          5⤵
                          • Reads runtime system information
                          PID:1545
                      • /usr/libexec/dconf-service
                        /usr/libexec/dconf-service
                        4⤵
                        • Reads runtime system information
                        PID:1536
                      • /usr/bin/nautilus
                        /usr/bin/nautilus --gapplication-service
                        4⤵
                        • Reads CPU attributes
                        • Reads runtime system information
                        PID:1541
                      • /usr/bin/gnome-keyring-daemon
                        /usr/bin/gnome-keyring-daemon --start --foreground "--components=secrets"
                        4⤵
                        • Reads runtime system information
                        PID:1714
                      • /usr/libexec/gvfs-udisks2-volume-monitor
                        /usr/libexec/gvfs-udisks2-volume-monitor
                        4⤵
                        • Reads runtime system information
                        PID:1722
                      • /usr/libexec/gvfs-afc-volume-monitor
                        /usr/libexec/gvfs-afc-volume-monitor
                        4⤵
                        • Reads runtime system information
                        PID:1728
                      • /usr/libexec/gvfs-mtp-volume-monitor
                        /usr/libexec/gvfs-mtp-volume-monitor
                        4⤵
                        • Enumerates kernel/hardware configuration
                        PID:1734
                      • /usr/libexec/gvfs-gphoto2-volume-monitor
                        /usr/libexec/gvfs-gphoto2-volume-monitor
                        4⤵
                        • Enumerates kernel/hardware configuration
                        PID:1739
                      • /usr/libexec/gvfs-goa-volume-monitor
                        /usr/libexec/gvfs-goa-volume-monitor
                        4⤵
                          PID:1744
                        • /usr/libexec/goa-daemon
                          /usr/libexec/goa-daemon
                          4⤵
                          • Reads runtime system information
                          PID:1750
                        • /usr/libexec/goa-identity-service
                          /usr/libexec/goa-identity-service
                          4⤵
                          • Reads runtime system information
                          PID:1757
                    • /usr/lib/firefox/glxtest
                      /usr/lib/firefox/glxtest -f 13
                      2⤵
                      • Enumerates kernel/hardware configuration
                      • Reads runtime system information
                      PID:1438
                    • /usr/bin/lsb_release
                      /usr/bin/lsb_release -idrc
                      2⤵
                        PID:1462
                      • /usr/local/sbin/dbus-launch
                        dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                        2⤵
                          PID:1472
                        • /usr/local/bin/dbus-launch
                          dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                          2⤵
                            PID:1472
                          • /usr/sbin/dbus-launch
                            dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                            2⤵
                              PID:1472
                            • /usr/bin/dbus-launch
                              dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                              2⤵
                                PID:1472
                              • /usr/lib/firefox/firefox
                                /usr/lib/firefox/firefox -contentproc -parentBuildID 20240108143603 -prefsLen 20597 -prefMapSize 234708 -appDir /usr/lib/firefox/browser "{b2f7e437-2a6f-4202-8c04-041e331cd4ba}" 1399 true socket
                                2⤵
                                • Reads CPU attributes
                                • Enumerates kernel/hardware configuration
                                • Reads runtime system information
                                PID:1484
                              • /usr/lib/firefox/firefox
                                /usr/lib/firefox/firefox -contentproc -childID 1 -isForBrowser -prefsLen 20206 -prefMapSize 234708 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{5420460d-ed69-4982-b3cd-86dc8ff525eb}" 1399 true tab
                                2⤵
                                • Reads CPU attributes
                                • Enumerates kernel/hardware configuration
                                • Reads runtime system information
                                PID:1558
                              • /usr/lib/firefox/firefox
                                /usr/lib/firefox/firefox -contentproc -childID 2 -isForBrowser -prefsLen 28857 -prefMapSize 234708 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{c7447565-6c4c-4c4a-8cf3-de612273b737}" 1399 true tab
                                2⤵
                                • Reads CPU attributes
                                • Enumerates kernel/hardware configuration
                                • Reads runtime system information
                                PID:1610
                              • /usr/lib/firefox/firefox
                                /usr/lib/firefox/firefox -contentproc -parentBuildID 20240108143603 -sandboxingKind 0 -prefsLen 29548 -prefMapSize 234708 -appDir /usr/lib/firefox/browser "{c8d1d9b7-de0c-43d1-ba41-0d5b93c26e0e}" 1399 true utility
                                2⤵
                                • Reads CPU attributes
                                • Reads runtime system information
                                PID:1652
                              • /usr/lib/firefox/firefox
                                /usr/lib/firefox/firefox -contentproc -childID 3 -isForBrowser -prefsLen 25826 -prefMapSize 234708 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{d2544a4f-376b-4fb7-bed2-3796eb10c7e0}" 1399 true tab
                                2⤵
                                • Reads CPU attributes
                                • Enumerates kernel/hardware configuration
                                • Reads runtime system information
                                PID:1654
                              • /usr/lib/firefox/firefox
                                /usr/lib/firefox/firefox -contentproc -childID 4 -isForBrowser -prefsLen 25826 -prefMapSize 234708 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{ca0b47cb-a258-434e-803e-f1ede614f882}" 1399 true tab
                                2⤵
                                • Reads CPU attributes
                                • Enumerates kernel/hardware configuration
                                • Reads runtime system information
                                PID:1662
                              • /usr/lib/firefox/firefox
                                /usr/lib/firefox/firefox -contentproc -childID 5 -isForBrowser -prefsLen 25969 -prefMapSize 234708 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{14c36a43-f3c8-4301-9c6d-af0409ae72ac}" 1399 true tab
                                2⤵
                                • Reads CPU attributes
                                • Enumerates kernel/hardware configuration
                                • Reads runtime system information
                                PID:1690
                            • /usr/libexec/gvfsd-fuse
                              /usr/libexec/gvfsd-fuse /root/.cache/gvfs -f -o big_writes
                              1⤵
                              • Reads runtime system information
                              PID:1524

                            Network

                            MITRE ATT&CK Matrix ATT&CK v13

                            Defense Evasion

                            Virtualization/Sandbox Evasion

                            1
                            T1497

                            Discovery

                            Virtualization/Sandbox Evasion

                            1
                            T1497

                            System Information Discovery

                            2
                            T1082

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • /root/.cache/dconf/user
                              Filesize

                              2B

                              MD5

                              c4103f122d27677c9db144cae1394a66

                              SHA1

                              1489f923c4dca729178b3e3233458550d8dddf29

                              SHA256

                              96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

                              SHA512

                              5ea71dc6d0b4f57bf39aadd07c208c35f06cd2bac5fde210397f70de11d439c62ec1cdf3183758865fd387fcea0bada2f6c37a4a17851dd1d78fefe6f204ee54

                            • /tmp/tmpaddon
                              Filesize

                              569KB

                              MD5

                              30082ae40dc48af6343db2fd22cfc645

                              SHA1

                              3eb577555ee638e8beb01173e8f29e172747a728

                              SHA256

                              85d4b95f9b2075daee9b0e64bce8d9d7343d0dda10e6072d7f9485a68472ee76

                              SHA512

                              53a58bfb4c8124ad4f7655b99bfdea290033a085e0796b19245b33b91c0948fdac9f0c3e817130b352493a65d9a7a0fc8a7c1eedc618cdaa2b4580734a11cd9c