Analysis

  • max time kernel
    148s
  • max time network
    148s
  • 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
    18-05-2024 08:23

General

  • Target

    https://posos

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/xdg-open
    xdg-open https://posos
    1⤵
      PID:1395
      • /usr/bin/dbus-send
        dbus-send --print-reply "--dest=org.freedesktop.DBus" /org/freedesktop/DBus org.freedesktop.DBus.GetNameOwner string:org.gnome.SessionManager
        2⤵
          PID:1396
          • /usr/bin/dbus-launch
            dbus-launch --autolaunch 4816dd152e8c48ff97e9117d197c13d8 --binary-syntax --close-stderr
            3⤵
              PID:1397
              • /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:1399
                • /usr/libexec/xdg-desktop-portal
                  /usr/libexec/xdg-desktop-portal
                  5⤵
                  • Reads runtime system information
                  PID:1563
                • /usr/libexec/xdg-document-portal
                  /usr/libexec/xdg-document-portal
                  5⤵
                    PID:1569
                  • /usr/libexec/xdg-permission-store
                    /usr/libexec/xdg-permission-store
                    5⤵
                    • Reads runtime system information
                    PID:1574
                  • /usr/libexec/xdg-desktop-portal-gtk
                    /usr/libexec/xdg-desktop-portal-gtk
                    5⤵
                    • Reads runtime system information
                    PID:1583
                  • /usr/libexec/gvfsd
                    /usr/libexec/gvfsd
                    5⤵
                    • Reads runtime system information
                    PID:1588
                    • /usr/libexec/gvfsd-trash
                      /usr/libexec/gvfsd-trash --spawner :1.8 /org/gtk/gvfs/exec_spaw/0
                      6⤵
                      • Reads runtime system information
                      PID:1656
                  • /usr/libexec/dconf-service
                    /usr/libexec/dconf-service
                    5⤵
                      PID:1611
                    • /usr/bin/nautilus
                      /usr/bin/nautilus --gapplication-service
                      5⤵
                      • Reads CPU attributes
                      • Reads runtime system information
                      PID:1616
                    • /usr/bin/gnome-keyring-daemon
                      /usr/bin/gnome-keyring-daemon --start --foreground "--components=secrets"
                      5⤵
                      • Reads runtime system information
                      PID:1797
                    • /usr/libexec/gvfs-udisks2-volume-monitor
                      /usr/libexec/gvfs-udisks2-volume-monitor
                      5⤵
                      • Reads runtime system information
                      PID:1807
                    • /usr/libexec/gvfs-afc-volume-monitor
                      /usr/libexec/gvfs-afc-volume-monitor
                      5⤵
                        PID:1813
                      • /usr/libexec/gvfs-mtp-volume-monitor
                        /usr/libexec/gvfs-mtp-volume-monitor
                        5⤵
                        • Enumerates kernel/hardware configuration
                        PID:1819
                      • /usr/libexec/gvfs-gphoto2-volume-monitor
                        /usr/libexec/gvfs-gphoto2-volume-monitor
                        5⤵
                        • Enumerates kernel/hardware configuration
                        PID:1824
                      • /usr/libexec/gvfs-goa-volume-monitor
                        /usr/libexec/gvfs-goa-volume-monitor
                        5⤵
                        • Reads runtime system information
                        PID:1829
                      • /usr/libexec/goa-daemon
                        /usr/libexec/goa-daemon
                        5⤵
                        • Reads runtime system information
                        PID:1834
                      • /usr/libexec/goa-identity-service
                        /usr/libexec/goa-identity-service
                        5⤵
                          PID:1841
                  • /usr/bin/grep
                    grep " = \\\"xfce4\\\"\$"
                    2⤵
                      PID:1403
                    • /usr/bin/xprop
                      xprop -root _DT_SAVE_MODE
                      2⤵
                        PID:1402
                      • /usr/bin/grep
                        grep -i "^xfce_desktop_window"
                        2⤵
                          PID:1405
                        • /usr/bin/xprop
                          xprop -root
                          2⤵
                            PID:1404
                          • /usr/bin/grep
                            grep -q "^Enlightenment"
                            2⤵
                              PID:1407
                            • /usr/bin/uname
                              uname
                              2⤵
                                PID:1408
                              • /usr/bin/grep
                                grep -q "^file://"
                                2⤵
                                  PID:1410
                                • /usr/bin/egrep
                                  egrep -q "^[[:alpha:]+\\.\\-]+:"
                                  2⤵
                                    PID:1412
                                  • /usr/local/sbin/grep
                                    grep -E -q "^[[:alpha:]+\\.\\-]+:"
                                    2⤵
                                      PID:1412
                                    • /usr/local/bin/grep
                                      grep -E -q "^[[:alpha:]+\\.\\-]+:"
                                      2⤵
                                        PID:1412
                                      • /usr/sbin/grep
                                        grep -E -q "^[[:alpha:]+\\.\\-]+:"
                                        2⤵
                                          PID:1412
                                        • /usr/bin/grep
                                          grep -E -q "^[[:alpha:]+\\.\\-]+:"
                                          2⤵
                                            PID:1412
                                          • /usr/bin/sed
                                            sed -n "s/\\(^[[:alnum:]+\\.-]*\\):.*\$/\\1/p"
                                            2⤵
                                            • Reads runtime system information
                                            PID:1415
                                          • /usr/bin/xdg-mime
                                            xdg-mime query default x-scheme-handler/https
                                            2⤵
                                              PID:1416
                                              • /usr/bin/dbus-send
                                                dbus-send --print-reply "--dest=org.freedesktop.DBus" /org/freedesktop/DBus org.freedesktop.DBus.GetNameOwner string:org.gnome.SessionManager
                                                3⤵
                                                  PID:1418
                                                  • /usr/bin/dbus-launch
                                                    dbus-launch --autolaunch 4816dd152e8c48ff97e9117d197c13d8 --binary-syntax --close-stderr
                                                    4⤵
                                                      PID:1419
                                                  • /usr/bin/grep
                                                    grep " = \\\"xfce4\\\"\$"
                                                    3⤵
                                                      PID:1423
                                                    • /usr/bin/xprop
                                                      xprop -root _DT_SAVE_MODE
                                                      3⤵
                                                        PID:1422
                                                      • /usr/bin/grep
                                                        grep -i "^xfce_desktop_window"
                                                        3⤵
                                                          PID:1425
                                                        • /usr/bin/xprop
                                                          xprop -root
                                                          3⤵
                                                            PID:1424
                                                          • /usr/bin/grep
                                                            grep -q "^Enlightenment"
                                                            3⤵
                                                              PID:1429
                                                            • /usr/bin/uname
                                                              uname
                                                              3⤵
                                                                PID:1432
                                                              • /usr/bin/sed
                                                                sed "s/:/ /g"
                                                                3⤵
                                                                  PID:1435
                                                                • /usr/bin/cut
                                                                  cut -d ";" -f 1
                                                                  3⤵
                                                                    PID:1440
                                                                  • /usr/bin/cut
                                                                    cut -d "=" -f 2
                                                                    3⤵
                                                                      PID:1439
                                                                    • /usr/bin/head
                                                                      head -n 1
                                                                      3⤵
                                                                        PID:1438
                                                                      • /usr/bin/grep
                                                                        grep "x-scheme-handler/https=" /.local/share/applications/defaults.list /.local/share/applications/mimeinfo.cache
                                                                        3⤵
                                                                          PID:1437
                                                                        • /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=" /.local/share/applications/defaults.list /.local/share/applications/mimeinfo.cache
                                                                                3⤵
                                                                                  PID:1444
                                                                                • /usr/bin/cut
                                                                                  cut -d ";" -f 1
                                                                                  3⤵
                                                                                    PID:1454
                                                                                  • /usr/bin/cut
                                                                                    cut -d "=" -f 2
                                                                                    3⤵
                                                                                      PID:1453
                                                                                    • /usr/bin/head
                                                                                      head -n 1
                                                                                      3⤵
                                                                                        PID:1452
                                                                                      • /usr/bin/grep
                                                                                        grep "x-scheme-handler/https=" /usr/local/share//applications/defaults.list /usr/local/share//applications/mimeinfo.cache
                                                                                        3⤵
                                                                                          PID:1451
                                                                                        • /usr/bin/cut
                                                                                          cut -d ";" -f 1
                                                                                          3⤵
                                                                                            PID:1461
                                                                                          • /usr/bin/cut
                                                                                            cut -d "=" -f 2
                                                                                            3⤵
                                                                                              PID:1460
                                                                                            • /usr/bin/head
                                                                                              head -n 1
                                                                                              3⤵
                                                                                                PID:1459
                                                                                              • /usr/bin/grep
                                                                                                grep "x-scheme-handler/https=" /usr/local/share//applications/defaults.list /usr/local/share//applications/mimeinfo.cache
                                                                                                3⤵
                                                                                                  PID:1458
                                                                                                • /usr/bin/cut
                                                                                                  cut -d ";" -f 1
                                                                                                  3⤵
                                                                                                    PID:1467
                                                                                                  • /usr/bin/cut
                                                                                                    cut -d "=" -f 2
                                                                                                    3⤵
                                                                                                      PID:1466
                                                                                                    • /usr/bin/head
                                                                                                      head -n 1
                                                                                                      3⤵
                                                                                                        PID:1465
                                                                                                      • /usr/bin/grep
                                                                                                        grep "x-scheme-handler/https=" /usr/share//applications/defaults.list /usr/share//applications/mimeinfo.cache
                                                                                                        3⤵
                                                                                                          PID:1464
                                                                                                      • /usr/bin/sed
                                                                                                        sed "s/:/ /g"
                                                                                                        2⤵
                                                                                                        • Reads runtime system information
                                                                                                        PID:1474
                                                                                                      • /usr/bin/sed
                                                                                                        sed -e "s|-|/|"
                                                                                                        2⤵
                                                                                                        • Reads runtime system information
                                                                                                        PID:1477
                                                                                                      • /usr/bin/sed
                                                                                                        sed -e "s|-|/|"
                                                                                                        2⤵
                                                                                                        • Reads runtime system information
                                                                                                        PID:1480
                                                                                                      • /usr/bin/cut
                                                                                                        cut "-d=" -f 2-
                                                                                                        2⤵
                                                                                                          PID:1490
                                                                                                        • /usr/bin/which
                                                                                                          which firefox
                                                                                                          2⤵
                                                                                                            PID:1494
                                                                                                          • /usr/bin/cut
                                                                                                            cut "-d=" -f 2-
                                                                                                            2⤵
                                                                                                              PID:1501
                                                                                                            • /usr/bin/cut
                                                                                                              cut "-d=" -f 2-
                                                                                                              2⤵
                                                                                                                PID:1510
                                                                                                              • /usr/bin/cut
                                                                                                                cut "-d=" -f 2-
                                                                                                                2⤵
                                                                                                                  PID:1518
                                                                                                                • /usr/bin/firefox
                                                                                                                  /usr/bin/firefox https://posos
                                                                                                                  2⤵
                                                                                                                    PID:1519
                                                                                                                    • /usr/bin/which
                                                                                                                      which /usr/bin/firefox
                                                                                                                      3⤵
                                                                                                                        PID:1520
                                                                                                                    • /usr/lib/firefox/firefox
                                                                                                                      /usr/lib/firefox/firefox https://posos
                                                                                                                      2⤵
                                                                                                                      • Checks CPU configuration
                                                                                                                      • Reads CPU attributes
                                                                                                                      • Enumerates kernel/hardware configuration
                                                                                                                      • Reads runtime system information
                                                                                                                      • Writes file to tmp directory
                                                                                                                      PID:1519
                                                                                                                      • /usr/local/sbin/dbus-launch
                                                                                                                        dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                        3⤵
                                                                                                                          PID:1524
                                                                                                                        • /usr/local/bin/dbus-launch
                                                                                                                          dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                          3⤵
                                                                                                                            PID:1524
                                                                                                                          • /usr/sbin/dbus-launch
                                                                                                                            dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                            3⤵
                                                                                                                              PID:1524
                                                                                                                            • /usr/bin/dbus-launch
                                                                                                                              dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                              3⤵
                                                                                                                                PID:1524
                                                                                                                              • /usr/lib/firefox/glxtest
                                                                                                                                /usr/lib/firefox/glxtest -f 13
                                                                                                                                3⤵
                                                                                                                                • Enumerates kernel/hardware configuration
                                                                                                                                PID:1527
                                                                                                                              • /usr/bin/lsb_release
                                                                                                                                /usr/bin/lsb_release -idrc
                                                                                                                                3⤵
                                                                                                                                  PID:1539
                                                                                                                                • /usr/local/sbin/dbus-launch
                                                                                                                                  dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                                  3⤵
                                                                                                                                    PID:1549
                                                                                                                                  • /usr/local/bin/dbus-launch
                                                                                                                                    dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                                    3⤵
                                                                                                                                      PID:1549
                                                                                                                                    • /usr/sbin/dbus-launch
                                                                                                                                      dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                                      3⤵
                                                                                                                                        PID:1549
                                                                                                                                      • /usr/bin/dbus-launch
                                                                                                                                        dbus-launch "--autolaunch=4816dd152e8c48ff97e9117d197c13d8" --binary-syntax --close-stderr
                                                                                                                                        3⤵
                                                                                                                                          PID:1549
                                                                                                                                        • /usr/lib/firefox/firefox
                                                                                                                                          /usr/lib/firefox/firefox -contentproc -parentBuildID 20240108143603 -prefsLen 21838 -prefMapSize 235428 -appDir /usr/lib/firefox/browser "{29dc40e7-737b-422b-95a4-6d94155f76aa}" 1519 true socket
                                                                                                                                          3⤵
                                                                                                                                          • Reads CPU attributes
                                                                                                                                          • Enumerates kernel/hardware configuration
                                                                                                                                          • Reads runtime system information
                                                                                                                                          PID:1561
                                                                                                                                        • /usr/lib/firefox/firefox
                                                                                                                                          /usr/lib/firefox/firefox -contentproc -childID 1 -isForBrowser -prefsLen 20498 -prefMapSize 235428 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{cfb101c0-3aeb-4768-850c-44bc96b550b2}" 1519 true tab
                                                                                                                                          3⤵
                                                                                                                                          • Reads CPU attributes
                                                                                                                                          • Enumerates kernel/hardware configuration
                                                                                                                                          • Reads runtime system information
                                                                                                                                          PID:1643
                                                                                                                                        • /usr/lib/firefox/firefox
                                                                                                                                          /usr/lib/firefox/firefox -contentproc -childID 2 -isForBrowser -prefsLen 28727 -prefMapSize 235428 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{d2ae5f10-a377-4b09-a51f-a9ac8f7dd6fb}" 1519 true tab
                                                                                                                                          3⤵
                                                                                                                                          • Reads CPU attributes
                                                                                                                                          • Enumerates kernel/hardware configuration
                                                                                                                                          • Reads runtime system information
                                                                                                                                          PID:1703
                                                                                                                                        • /usr/lib/firefox/firefox
                                                                                                                                          /usr/lib/firefox/firefox -contentproc -parentBuildID 20240108143603 -sandboxingKind 0 -prefsLen 29175 -prefMapSize 235428 -appDir /usr/lib/firefox/browser "{78355d5c-6d85-462a-b94f-ea7e63026cb3}" 1519 true utility
                                                                                                                                          3⤵
                                                                                                                                          • Reads CPU attributes
                                                                                                                                          • Enumerates kernel/hardware configuration
                                                                                                                                          • Reads runtime system information
                                                                                                                                          PID:1728
                                                                                                                                        • /usr/lib/firefox/firefox
                                                                                                                                          /usr/lib/firefox/firefox -contentproc -childID 3 -isForBrowser -prefsLen 25357 -prefMapSize 235428 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{d62ce0fd-efad-4c07-952f-6827bbb358d6}" 1519 true tab
                                                                                                                                          3⤵
                                                                                                                                          • Reads CPU attributes
                                                                                                                                          • Enumerates kernel/hardware configuration
                                                                                                                                          • Reads runtime system information
                                                                                                                                          PID:1736
                                                                                                                                        • /usr/lib/firefox/firefox
                                                                                                                                          /usr/lib/firefox/firefox -contentproc -childID 4 -isForBrowser -prefsLen 25357 -prefMapSize 235428 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{06adc0db-14f4-40dc-9681-bf90a80ab976}" 1519 true tab
                                                                                                                                          3⤵
                                                                                                                                          • Reads CPU attributes
                                                                                                                                          • Reads runtime system information
                                                                                                                                          PID:1737
                                                                                                                                        • /usr/lib/firefox/firefox
                                                                                                                                          /usr/lib/firefox/firefox -contentproc -childID 5 -isForBrowser -prefsLen 25357 -prefMapSize 235428 -jsInitLen 229864 -parentBuildID 20240108143603 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser "{4a75bfe9-eea2-4750-b5bd-684835aa7606}" 1519 true tab
                                                                                                                                          3⤵
                                                                                                                                          • Reads CPU attributes
                                                                                                                                          • Reads runtime system information
                                                                                                                                          PID:1741
                                                                                                                                    • /usr/libexec/gvfsd-fuse
                                                                                                                                      /usr/libexec/gvfsd-fuse /root/.cache/gvfs -f -o big_writes
                                                                                                                                      1⤵
                                                                                                                                      • Reads runtime system information
                                                                                                                                      PID:1593

                                                                                                                                    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

                                                                                                                                    • /tmp/tmpaddon
                                                                                                                                      Filesize

                                                                                                                                      569KB

                                                                                                                                      MD5

                                                                                                                                      30082ae40dc48af6343db2fd22cfc645

                                                                                                                                      SHA1

                                                                                                                                      3eb577555ee638e8beb01173e8f29e172747a728

                                                                                                                                      SHA256

                                                                                                                                      85d4b95f9b2075daee9b0e64bce8d9d7343d0dda10e6072d7f9485a68472ee76

                                                                                                                                      SHA512

                                                                                                                                      53a58bfb4c8124ad4f7655b99bfdea290033a085e0796b19245b33b91c0948fdac9f0c3e817130b352493a65d9a7a0fc8a7c1eedc618cdaa2b4580734a11cd9c