Analysis

  • max time kernel
    142s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-05-2024 18:18

General

  • Target

    1e8a83093f635a417439d907b6a95a6b8ed34eecdd4b0e09cb6e04fe20278049.exe

  • Size

    276KB

  • MD5

    82cd5b03e8567da6dde4aab0ab031e6f

  • SHA1

    395f2cb21614a2beccda8ef485774ef848728da8

  • SHA256

    1e8a83093f635a417439d907b6a95a6b8ed34eecdd4b0e09cb6e04fe20278049

  • SHA512

    b08fae4ed49e998e224dd8084cebe3eeb774c9e5d55d35da37462f200b51f00a21776ad6dfcee2bef5f70c56fa3aef7e66cd65823c37e95752dc61814c9d7e75

  • SSDEEP

    3072:BHe+aX3tM6gT9o2MK52DRkBUiXxBHkjh5c5Tuh310dIajugrxMs3fGBj:8+aX3u6gT9o2LGOUixdkjhUqcIuFn3M

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2460
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2508
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2632
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3364
                  • C:\Users\Admin\AppData\Local\Temp\1e8a83093f635a417439d907b6a95a6b8ed34eecdd4b0e09cb6e04fe20278049.exe
                    "C:\Users\Admin\AppData\Local\Temp\1e8a83093f635a417439d907b6a95a6b8ed34eecdd4b0e09cb6e04fe20278049.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4404
                    • C:\Windows\SysWOW64\net.exe
                      net stop "Kingsoft AntiVirus Service"
                      3⤵
                      • Suspicious use of WriteProcessMemory
                      PID:3812
                      • C:\Windows\System32\Conhost.exe
                        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                        4⤵
                          PID:4656
                        • C:\Windows\SysWOW64\net1.exe
                          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                          4⤵
                            PID:1964
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a216E.bat
                          3⤵
                          • Checks computer location settings
                          • Suspicious use of SetWindowsHookEx
                          PID:3640
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                      1⤵
                        PID:3544
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                        1⤵
                          PID:3716
                        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                          1⤵
                            PID:3816
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3920
                            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                              1⤵
                                PID:4008
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3848
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:4360
                                  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                                    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                                    1⤵
                                      PID:3124
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
                                      1⤵
                                        PID:320
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=122.0.2365.52 --initial-client-data=0x238,0x23c,0x240,0x234,0x2b0,0x7ffe57e72e98,0x7ffe57e72ea4,0x7ffe57e72eb0
                                          2⤵
                                            PID:2944
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=2280 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:2
                                            2⤵
                                              PID:2560
                                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=2328 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:3
                                              2⤵
                                                PID:4604
                                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=2472 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
                                                2⤵
                                                  PID:3864
                                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --mojo-platform-channel-handle=5232 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:1
                                                  2⤵
                                                    PID:768
                                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --mojo-platform-channel-handle=5540 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:1
                                                    2⤵
                                                      PID:3172
                                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3268 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
                                                      2⤵
                                                        PID:3840

                                                    Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

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                                                    Downloads

                                                    • C:\Users\Admin\AppData\Local\Temp\$$a216E.bat

                                                      Filesize

                                                      722B

                                                      MD5

                                                      819c2977e85849abbe53a40e06e8a8ad

                                                      SHA1

                                                      dc1a274c06e18d282aa36cf0460570f9d63cd225

                                                      SHA256

                                                      ad75b48b2ea7a36ea4cdf2253f3cdfb34c8331b26c9f8b94a74e4f377f90c17b

                                                      SHA512

                                                      af309fd3c5481b14bf98ca8717625199d41e355762cfc1f8c994aa181109576b82686fa30652e863ef019905bb031c7bb531ad079cfb84dde49dfe677e685680

                                                    • C:\Users\Admin\AppData\Local\Temp\1e8a83093f635a417439d907b6a95a6b8ed34eecdd4b0e09cb6e04fe20278049.exe.exe

                                                      Filesize

                                                      243KB

                                                      MD5

                                                      be4240615d40903b01f4cc50888354c2

                                                      SHA1

                                                      0302675bac3692a63ea9b619615e96bdde26fb65

                                                      SHA256

                                                      25deda512c2799b018b322848acf2ac6ddd2e9ce40a643bd113b5448e4547639

                                                      SHA512

                                                      b3f4fd55166103775ca41e96e87c7684275d30176f148b1e0ea79057db89918aa9450fbcc2649f78c651337837228012fc941cc56444bc5a5081a57171dbff87

                                                    • memory/3812-15-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/3812-18-0x0000000000A50000-0x0000000000A52000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/3812-17-0x0000000000A50000-0x0000000000A52000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/4404-16-0x0000000001BA0000-0x0000000001BA2000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/4404-5-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-10-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-8-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-13-0x0000000005370000-0x0000000005371000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/4404-7-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-12-0x0000000001BA0000-0x0000000001BA2000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/4404-11-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-9-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-0-0x0000000000400000-0x0000000000451000-memory.dmp

                                                      Filesize

                                                      324KB

                                                    • memory/4404-4-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-21-0x0000000000400000-0x0000000000451000-memory.dmp

                                                      Filesize

                                                      324KB

                                                    • memory/4404-22-0x0000000001BA0000-0x0000000001BA2000-memory.dmp

                                                      Filesize

                                                      8KB

                                                    • memory/4404-6-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-29-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-32-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-30-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB

                                                    • memory/4404-46-0x0000000000400000-0x0000000000451000-memory.dmp

                                                      Filesize

                                                      324KB

                                                    • memory/4404-2-0x00000000007F0000-0x000000000187E000-memory.dmp

                                                      Filesize

                                                      16.6MB