Analysis

  • max time kernel
    1738s
  • max time network
    1745s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 14:06

General

  • Target

    http://siemens-pssde-downloads.com

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 7 IoCs
  • Checks processor information in registry 2 TTPs 8 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 57 IoCs
  • Suspicious use of SendNotifyMessage 54 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" http://siemens-pssde-downloads.com
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1280
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff9d4734f50,0x7ff9d4734f60,0x7ff9d4734f70
      2⤵
        PID:1432
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1660 /prefetch:2
        2⤵
          PID:3404
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1940 /prefetch:8
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4880
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2204 /prefetch:8
          2⤵
            PID:3908
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3108 /prefetch:1
            2⤵
              PID:2436
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3124 /prefetch:1
              2⤵
                PID:4492
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4484 /prefetch:8
                2⤵
                  PID:3104
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5024 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:5036
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
                  2⤵
                    PID:4912
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=2728 /prefetch:2
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3592
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2272 /prefetch:8
                    2⤵
                      PID:1988
                    • C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe
                      "C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe" --reenable-autoupdates --system-level
                      2⤵
                        PID:1856
                        • C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe
                          "C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\Crashpad --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0x22c,0x230,0x234,0x208,0x238,0x7ff7328ca890,0x7ff7328ca8a0,0x7ff7328ca8b0
                          3⤵
                            PID:212
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2688 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:432
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2680 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:5400
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2712 /prefetch:8
                          2⤵
                            PID:5408
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4700 /prefetch:8
                            2⤵
                              PID:5484
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2736 /prefetch:8
                              2⤵
                                PID:5908
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5060 /prefetch:8
                                2⤵
                                  PID:5996
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4816 /prefetch:1
                                  2⤵
                                    PID:6016
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5256 /prefetch:8
                                    2⤵
                                      PID:5748
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3864 /prefetch:8
                                      2⤵
                                        PID:2588
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5020 /prefetch:8
                                        2⤵
                                          PID:5728
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5328 /prefetch:8
                                          2⤵
                                            PID:1644
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1636 /prefetch:8
                                            2⤵
                                              PID:2812
                                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3076 /prefetch:8
                                              2⤵
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:4336
                                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2188 /prefetch:8
                                              2⤵
                                                PID:5228
                                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1648,343543059715480816,10921643970661608368,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2496 /prefetch:8
                                                2⤵
                                                  PID:4172
                                              • C:\Windows\System32\CompPkgSrv.exe
                                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                                1⤵
                                                  PID:4056
                                                • C:\Program Files\Mozilla Firefox\firefox.exe
                                                  "C:\Program Files\Mozilla Firefox\firefox.exe"
                                                  1⤵
                                                    PID:212
                                                    • C:\Program Files\Mozilla Firefox\firefox.exe
                                                      "C:\Program Files\Mozilla Firefox\firefox.exe"
                                                      2⤵
                                                      • Checks processor information in registry
                                                      • Modifies registry class
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      • Suspicious use of FindShellTrayWindow
                                                      • Suspicious use of SendNotifyMessage
                                                      • Suspicious use of SetWindowsHookEx
                                                      PID:1576
                                                      • C:\Program Files\Mozilla Firefox\firefox.exe
                                                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1576.0.268059807\527217665" -parentBuildID 20200403170909 -prefsHandle 1700 -prefMapHandle 1692 -prefsLen 1 -prefMapSize 219944 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1576 "\\.\pipe\gecko-crash-server-pipe.1576" 1780 gpu
                                                        3⤵
                                                          PID:3452
                                                        • C:\Program Files\Mozilla Firefox\firefox.exe
                                                          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1576.3.1687893249\1030868581" -childID 1 -isForBrowser -prefsHandle 2516 -prefMapHandle 2460 -prefsLen 78 -prefMapSize 219944 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1576 "\\.\pipe\gecko-crash-server-pipe.1576" 2592 tab
                                                          3⤵
                                                            PID:4864
                                                          • C:\Program Files\Mozilla Firefox\firefox.exe
                                                            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="1576.13.861059415\1338637575" -childID 2 -isForBrowser -prefsHandle 3668 -prefMapHandle 3656 -prefsLen 6860 -prefMapSize 219944 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 1576 "\\.\pipe\gecko-crash-server-pipe.1576" 3728 tab
                                                            3⤵
                                                              PID:4188
                                                        • C:\Program Files\Mozilla Firefox\firefox.exe
                                                          "C:\Program Files\Mozilla Firefox\firefox.exe"
                                                          1⤵
                                                            PID:4672
                                                            • C:\Program Files\Mozilla Firefox\firefox.exe
                                                              "C:\Program Files\Mozilla Firefox\firefox.exe"
                                                              2⤵
                                                              • Checks processor information in registry
                                                              PID:1396
                                                          • C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe
                                                            "C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe"
                                                            1⤵
                                                            • Drops file in Program Files directory
                                                            PID:5208
                                                            • C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir5208_1986480087\ChromeRecovery.exe
                                                              "C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir5208_1986480087\ChromeRecovery.exe" --appguid={8A69D345-D564-463c-AFF1-A69D9E530F96} --browser-version=89.0.4389.114 --sessionid={61f0775e-0e07-4392-b232-3fa6720969fd} --system
                                                              2⤵
                                                              • Executes dropped EXE
                                                              PID:3832

                                                          Network

                                                          MITRE ATT&CK Enterprise v6

                                                          Replay Monitor

                                                          Loading Replay Monitor...

                                                          Downloads

                                                          • C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir5208_1986480087\ChromeRecovery.exe

                                                            Filesize

                                                            253KB

                                                            MD5

                                                            49ac3c96d270702a27b4895e4ce1f42a

                                                            SHA1

                                                            55b90405f1e1b72143c64113e8bc65608dd3fd76

                                                            SHA256

                                                            82aa3fd6a25cda9e16689cfadea175091be010cecae537e517f392e0bef5ba0f

                                                            SHA512

                                                            b62f6501cb4c992d42d9097e356805c88ac4ac5a46ead4a8eee9f8cbae197b2305da8aab5b4a61891fe73951588025f2d642c32524b360687993f98c913138a0

                                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\RecoveryImproved\1.3.36.141\Recovery.crx3

                                                            Filesize

                                                            141KB

                                                            MD5

                                                            ea1c1ffd3ea54d1fb117bfdbb3569c60

                                                            SHA1

                                                            10958b0f690ae8f5240e1528b1ccffff28a33272

                                                            SHA256

                                                            7c3a6a7d16ac44c3200f572a764bce7d8fa84b9572dd028b15c59bdccbc0a77d

                                                            SHA512

                                                            6c30728cac9eac53f0b27b7dbe2222da83225c3b63617d6b271a6cfedf18e8f0a8dffa1053e1cbc4c5e16625f4bbc0d03aa306a946c9d72faa4ceb779f8ffcaf

                                                          • C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches

                                                            MD5

                                                            d41d8cd98f00b204e9800998ecf8427e

                                                            SHA1

                                                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                            SHA256

                                                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                            SHA512

                                                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                          • \??\pipe\crashpad_1280_CSGHGDYNYOENFGTH

                                                            MD5

                                                            d41d8cd98f00b204e9800998ecf8427e

                                                            SHA1

                                                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                            SHA256

                                                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                            SHA512

                                                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                          • memory/212-134-0x0000000000000000-mapping.dmp

                                                          • memory/1856-133-0x0000000000000000-mapping.dmp

                                                          • memory/3832-137-0x0000000000000000-mapping.dmp