Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2022 08:19

General

  • Target

    https://calendly.com%2Fsaleboxai_us%2F30min

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 7 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" https://calendly.com%2Fsaleboxai_us%2F30min
    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:3028
    • 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,0x100,0x104,0xd8,0x108,0x7ffa03634f50,0x7ffa03634f60,0x7ffa03634f70
      2⤵
        PID:1232
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1616,17708093489280048134,13252477143265197026,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1620 /prefetch:2
        2⤵
          PID:5016
        • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2012 /prefetch:8
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4908
        • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2284 /prefetch:8
          2⤵
            PID:3176
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2892 /prefetch:1
            2⤵
              PID:544
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3060 /prefetch:1
              2⤵
                PID:1844
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1616,17708093489280048134,13252477143265197026,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3832 /prefetch:1
                2⤵
                  PID:4472
                • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4436 /prefetch:8
                  2⤵
                    PID:2072
                  • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4620 /prefetch:8
                    2⤵
                      PID:3308
                    • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4768 /prefetch:8
                      2⤵
                        PID:1992
                      • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4504 /prefetch:8
                        2⤵
                          PID:3956
                        • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5132 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:860
                        • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4684 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4160
                        • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4864 /prefetch:8
                          2⤵
                            PID:3100
                          • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5288 /prefetch:8
                            2⤵
                              PID:4748
                            • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5228 /prefetch:8
                              2⤵
                                PID:3936
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1616,17708093489280048134,13252477143265197026,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5312 /prefetch:1
                                2⤵
                                  PID:4180
                                • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4740 /prefetch:8
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:3904
                                • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=984 /prefetch:8
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:1936
                                • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=808 /prefetch:8
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4572
                                • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2248 /prefetch:8
                                  2⤵
                                    PID:4588
                                  • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2572 /prefetch:8
                                    2⤵
                                      PID:5036
                                    • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4596 /prefetch:8
                                      2⤵
                                        PID:4244
                                      • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3548 /prefetch:8
                                        2⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:4008
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1616,17708093489280048134,13252477143265197026,131072 --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=4612 /prefetch:2
                                        2⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:4836
                                      • 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=1616,17708093489280048134,13252477143265197026,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2696 /prefetch:8
                                        2⤵
                                          PID:4160
                                      • C:\Windows\System32\CompPkgSrv.exe
                                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                                        1⤵
                                          PID:1684
                                        • 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:2908
                                          • C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir2908_558678274\ChromeRecovery.exe
                                            "C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir2908_558678274\ChromeRecovery.exe" --appguid={8A69D345-D564-463c-AFF1-A69D9E530F96} --browser-version=89.0.4389.114 --sessionid={c2458e35-6718-4377-8c9c-f84a50d4678c} --system
                                            2⤵
                                            • Executes dropped EXE
                                            PID:4464

                                        Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

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                                        Downloads

                                        • C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir2908_558678274\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