Analysis

  • max time kernel
    21s
  • max time network
    25s
  • 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
    13-05-2024 18:17

General

  • Target

    https://url.us.m.mimecastprotect.com/s/tl3ZCOYo41CLN3AlUEmXUv?domain=hub.celtra.com

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 11 IoCs
  • Enumerates kernel/hardware configuration 1 TTPs 63 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 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /usr/bin/xdg-open
    xdg-open "https://url.us.m.mimecastprotect.com/s/tl3ZCOYo41CLN3AlUEmXUv?domain=hub.celtra.com"
    1⤵
      PID:1390
      • /usr/bin/dbus-send
        dbus-send --print-reply "--dest=org.freedesktop.DBus" /org/freedesktop/DBus org.freedesktop.DBus.GetNameOwner string:org.gnome.SessionManager
        2⤵
        • Reads runtime system information
        PID:1391
        • /usr/bin/dbus-launch
          dbus-launch --autolaunch 4816dd152e8c48ff97e9117d197c13d8 --binary-syntax --close-stderr
          3⤵
            PID:1392
            • /usr/bin/dbus-daemon
              /usr/bin/dbus-daemon --syslog-only --fork --print-pid 5 --print-address 7 --session
              4⤵
              • Enumerates kernel/hardware configuration
              • Reads runtime system information
              PID:1397
              • /usr/libexec/xdg-desktop-portal
                /usr/libexec/xdg-desktop-portal
                5⤵
                • Reads runtime system information
                PID:1565
              • /usr/libexec/xdg-document-portal
                /usr/libexec/xdg-document-portal
                5⤵
                • Reads runtime system information
                PID:1570
              • /usr/libexec/xdg-permission-store
                /usr/libexec/xdg-permission-store
                5⤵
                • Reads runtime system information
                PID:1575
              • /usr/libexec/xdg-desktop-portal-gtk
                /usr/libexec/xdg-desktop-portal-gtk
                5⤵
                • Reads runtime system information
                PID:1590
              • /usr/libexec/gvfsd
                /usr/libexec/gvfsd
                5⤵
                • Reads runtime system information
                PID:1596
                • /usr/libexec/gvfsd-trash
                  /usr/libexec/gvfsd-trash --spawner :1.8 /org/gtk/gvfs/exec_spaw/0
                  6⤵
                  • Reads runtime system information
                  PID:1624
              • /usr/libexec/dconf-service
                /usr/libexec/dconf-service
                5⤵
                • Reads runtime system information
                PID:1614
              • /usr/bin/nautilus
                /usr/bin/nautilus --gapplication-service
                5⤵
                • Reads CPU attributes
                PID:1619
        • /usr/bin/xprop
          xprop -root _DT_SAVE_MODE
          2⤵
            PID:1400
          • /usr/bin/grep
            grep " = \\\"xfce4\\\"\$"
            2⤵
              PID:1401
            • /usr/bin/grep
              grep -i "^xfce_desktop_window"
              2⤵
                PID:1403
              • /usr/bin/xprop
                xprop -root
                2⤵
                  PID:1402
                • /usr/bin/grep
                  grep -q "^Enlightenment"
                  2⤵
                    PID:1409
                  • /usr/bin/uname
                    uname
                    2⤵
                      PID:1412
                    • /usr/bin/grep
                      grep -q "^file://"
                      2⤵
                        PID:1414
                      • /usr/bin/egrep
                        egrep -q "^[[:alpha:]+\\.\\-]+:"
                        2⤵
                          PID:1416
                        • /usr/local/sbin/grep
                          grep -E -q "^[[:alpha:]+\\.\\-]+:"
                          2⤵
                            PID:1416
                          • /usr/local/bin/grep
                            grep -E -q "^[[:alpha:]+\\.\\-]+:"
                            2⤵
                              PID:1416
                            • /usr/sbin/grep
                              grep -E -q "^[[:alpha:]+\\.\\-]+:"
                              2⤵
                                PID:1416
                              • /usr/bin/grep
                                grep -E -q "^[[:alpha:]+\\.\\-]+:"
                                2⤵
                                  PID:1416
                                • /usr/bin/sed
                                  sed -n "s/\\(^[[:alnum:]+\\.-]*\\):.*\$/\\1/p"
                                  2⤵
                                  • Reads runtime system information
                                  PID:1419
                                • /usr/bin/xdg-mime
                                  xdg-mime query default x-scheme-handler/https
                                  2⤵
                                    PID:1420
                                    • /usr/bin/dbus-send
                                      dbus-send --print-reply "--dest=org.freedesktop.DBus" /org/freedesktop/DBus org.freedesktop.DBus.GetNameOwner string:org.gnome.SessionManager
                                      3⤵
                                      • Reads runtime system information
                                      PID:1421
                                      • /usr/bin/dbus-launch
                                        dbus-launch --autolaunch 4816dd152e8c48ff97e9117d197c13d8 --binary-syntax --close-stderr
                                        4⤵
                                          PID:1422
                                      • /usr/bin/grep
                                        grep " = \\\"xfce4\\\"\$"
                                        3⤵
                                          PID:1424
                                        • /usr/bin/xprop
                                          xprop -root _DT_SAVE_MODE
                                          3⤵
                                            PID:1423
                                          • /usr/bin/grep
                                            grep -i "^xfce_desktop_window"
                                            3⤵
                                              PID:1426
                                            • /usr/bin/xprop
                                              xprop -root
                                              3⤵
                                                PID:1425
                                              • /usr/bin/grep
                                                grep -q "^Enlightenment"
                                                3⤵
                                                  PID:1428
                                                • /usr/bin/uname
                                                  uname
                                                  3⤵
                                                    PID:1429
                                                  • /usr/bin/sed
                                                    sed "s/:/ /g"
                                                    3⤵
                                                    • Reads runtime system information
                                                    PID:1432
                                                  • /usr/bin/cut
                                                    cut -d ";" -f 1
                                                    3⤵
                                                      PID:1437
                                                    • /usr/bin/cut
                                                      cut -d "=" -f 2
                                                      3⤵
                                                        PID:1436
                                                      • /usr/bin/head
                                                        head -n 1
                                                        3⤵
                                                          PID:1435
                                                        • /usr/bin/grep
                                                          grep "x-scheme-handler/https=" /.local/share/applications/defaults.list /.local/share/applications/mimeinfo.cache
                                                          3⤵
                                                            PID:1434
                                                          • /usr/bin/cut
                                                            cut -d ";" -f 1
                                                            3⤵
                                                              PID:1442
                                                            • /usr/bin/cut
                                                              cut -d "=" -f 2
                                                              3⤵
                                                                PID:1441
                                                              • /usr/bin/head
                                                                head -n 1
                                                                3⤵
                                                                  PID:1440
                                                                • /usr/bin/grep
                                                                  grep "x-scheme-handler/https=" /.local/share/applications/defaults.list /.local/share/applications/mimeinfo.cache
                                                                  3⤵
                                                                    PID:1439
                                                                  • /usr/bin/cut
                                                                    cut -d ";" -f 1
                                                                    3⤵
                                                                      PID:1447
                                                                    • /usr/bin/cut
                                                                      cut -d "=" -f 2
                                                                      3⤵
                                                                        PID:1446
                                                                      • /usr/bin/head
                                                                        head -n 1
                                                                        3⤵
                                                                          PID:1445
                                                                        • /usr/bin/grep
                                                                          grep "x-scheme-handler/https=" /usr/local/share//applications/defaults.list /usr/local/share//applications/mimeinfo.cache
                                                                          3⤵
                                                                            PID:1444
                                                                          • /usr/bin/cut
                                                                            cut -d ";" -f 1
                                                                            3⤵
                                                                              PID:1452
                                                                            • /usr/bin/cut
                                                                              cut -d "=" -f 2
                                                                              3⤵
                                                                                PID:1451
                                                                              • /usr/bin/head
                                                                                head -n 1
                                                                                3⤵
                                                                                  PID:1450
                                                                                • /usr/bin/grep
                                                                                  grep "x-scheme-handler/https=" /usr/local/share//applications/defaults.list /usr/local/share//applications/mimeinfo.cache
                                                                                  3⤵
                                                                                    PID:1449
                                                                                  • /usr/bin/cut
                                                                                    cut -d ";" -f 1
                                                                                    3⤵
                                                                                      PID:1457
                                                                                    • /usr/bin/cut
                                                                                      cut -d "=" -f 2
                                                                                      3⤵
                                                                                        PID:1456
                                                                                      • /usr/bin/head
                                                                                        head -n 1
                                                                                        3⤵
                                                                                          PID:1455
                                                                                        • /usr/bin/grep
                                                                                          grep "x-scheme-handler/https=" /usr/share//applications/defaults.list /usr/share//applications/mimeinfo.cache
                                                                                          3⤵
                                                                                            PID:1454
                                                                                        • /usr/bin/sed
                                                                                          sed "s/:/ /g"
                                                                                          2⤵
                                                                                          • Reads runtime system information
                                                                                          PID:1460
                                                                                        • /usr/bin/sed
                                                                                          sed -e "s|-|/|"
                                                                                          2⤵
                                                                                          • Reads runtime system information
                                                                                          PID:1463
                                                                                        • /usr/bin/sed
                                                                                          sed -e "s|-|/|"
                                                                                          2⤵
                                                                                          • Reads runtime system information
                                                                                          PID:1466
                                                                                        • /usr/bin/cut
                                                                                          cut "-d=" -f 2-
                                                                                          2⤵
                                                                                            PID:1471
                                                                                          • /usr/bin/which
                                                                                            which firefox
                                                                                            2⤵
                                                                                              PID:1472
                                                                                            • /usr/bin/cut
                                                                                              cut "-d=" -f 2-
                                                                                              2⤵
                                                                                                PID:1475
                                                                                              • /usr/bin/cut
                                                                                                cut "-d=" -f 2-
                                                                                                2⤵
                                                                                                  PID:1478
                                                                                                • /usr/bin/cut
                                                                                                  cut "-d=" -f 2-
                                                                                                  2⤵
                                                                                                    PID:1501
                                                                                                  • /usr/bin/firefox
                                                                                                    /usr/bin/firefox "https://url.us.m.mimecastprotect.com/s/tl3ZCOYo41CLN3AlUEmXUv?domain=hub.celtra.com"
                                                                                                    2⤵
                                                                                                      PID:1509
                                                                                                      • /usr/bin/which
                                                                                                        which /usr/bin/firefox
                                                                                                        3⤵
                                                                                                          PID:1510
                                                                                                      • /usr/lib/firefox/firefox
                                                                                                        /usr/lib/firefox/firefox "https://url.us.m.mimecastprotect.com/s/tl3ZCOYo41CLN3AlUEmXUv?domain=hub.celtra.com"
                                                                                                        2⤵
                                                                                                        • Checks CPU configuration
                                                                                                        • Reads CPU attributes
                                                                                                        • Enumerates kernel/hardware configuration
                                                                                                        • Reads runtime system information
                                                                                                        • Writes file to tmp directory
                                                                                                        PID:1509
                                                                                                        • /usr/local/sbin/dbus-launch
                                                                                                          dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                          3⤵
                                                                                                            PID:1525
                                                                                                          • /usr/local/bin/dbus-launch
                                                                                                            dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                            3⤵
                                                                                                              PID:1525
                                                                                                            • /usr/sbin/dbus-launch
                                                                                                              dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                              3⤵
                                                                                                                PID:1525
                                                                                                              • /usr/bin/dbus-launch
                                                                                                                dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                3⤵
                                                                                                                  PID:1525
                                                                                                                • /usr/lib/firefox/glxtest
                                                                                                                  /usr/lib/firefox/glxtest -f 13
                                                                                                                  3⤵
                                                                                                                  • Enumerates kernel/hardware configuration
                                                                                                                  • Reads runtime system information
                                                                                                                  PID:1528
                                                                                                                • /usr/bin/lsb_release
                                                                                                                  /usr/bin/lsb_release -idrc
                                                                                                                  3⤵
                                                                                                                    PID:1540
                                                                                                                  • /usr/local/sbin/dbus-launch
                                                                                                                    dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                    3⤵
                                                                                                                      PID:1550
                                                                                                                    • /usr/local/bin/dbus-launch
                                                                                                                      dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                      3⤵
                                                                                                                        PID:1550
                                                                                                                      • /usr/sbin/dbus-launch
                                                                                                                        dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                        3⤵
                                                                                                                          PID:1550
                                                                                                                        • /usr/bin/dbus-launch
                                                                                                                          dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                          3⤵
                                                                                                                            PID:1550
                                                                                                                          • /usr/lib/firefox/firefox
                                                                                                                            /usr/lib/firefox/firefox -contentproc -parentBuildID 20240108143603 -prefsLen 20597 -prefMapSize 234708 -appDir /usr/lib/firefox/browser "{5a43e5fa-8afa-45dd-aca2-1148f7d1c2ca}" 1509 true socket
                                                                                                                            3⤵
                                                                                                                            • Reads CPU attributes
                                                                                                                            • Enumerates kernel/hardware configuration
                                                                                                                            • Reads runtime system information
                                                                                                                            PID:1562
                                                                                                                          • /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 "{7159bcbc-2924-4b57-bfcb-20fb8d0770ef}" 1509 true tab
                                                                                                                            3⤵
                                                                                                                            • Reads CPU attributes
                                                                                                                            • Enumerates kernel/hardware configuration
                                                                                                                            • Reads runtime system information
                                                                                                                            PID:1642
                                                                                                                          • /usr/lib/firefox/firefox
                                                                                                                            /usr/lib/firefox/firefox -contentproc -childID 2 -isForBrowser -prefsLen 28950 -prefMapSize 234708 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{1398df33-899e-433b-baad-3e2fafb33a15}" 1509 true tab
                                                                                                                            3⤵
                                                                                                                            • Reads CPU attributes
                                                                                                                            • Enumerates kernel/hardware configuration
                                                                                                                            • Reads runtime system information
                                                                                                                            PID:1681
                                                                                                                          • /usr/lib/firefox/firefox
                                                                                                                            /usr/lib/firefox/firefox -contentproc -parentBuildID 20240108143603 -sandboxingKind 0 -prefsLen 29641 -prefMapSize 234708 -appDir /usr/lib/firefox/browser "{b642fbc9-e459-4a8b-a50e-46d74c4eec04}" 1509 true utility
                                                                                                                            3⤵
                                                                                                                            • Reads CPU attributes
                                                                                                                            • Enumerates kernel/hardware configuration
                                                                                                                            • Reads runtime system information
                                                                                                                            PID:1709
                                                                                                                          • /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 "{62bd6f1f-1b5e-42ea-8ca3-99fcf3c664f8}" 1509 true tab
                                                                                                                            3⤵
                                                                                                                            • Reads CPU attributes
                                                                                                                            • Enumerates kernel/hardware configuration
                                                                                                                            • Reads runtime system information
                                                                                                                            PID:1714
                                                                                                                          • /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 "{d1d66b78-bbf4-425f-96ce-0cd2a578ff8e}" 1509 true tab
                                                                                                                            3⤵
                                                                                                                            • Reads CPU attributes
                                                                                                                            • Enumerates kernel/hardware configuration
                                                                                                                            • Reads runtime system information
                                                                                                                            PID:1716
                                                                                                                      • /usr/libexec/gvfsd-fuse
                                                                                                                        /usr/libexec/gvfsd-fuse /root/.cache/gvfs -f -o big_writes
                                                                                                                        1⤵
                                                                                                                        • Reads runtime system information
                                                                                                                        PID:1601

                                                                                                                      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