Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-10-2022 14:51

General

  • Target

    https://www.assiginack.ca/confidentiality-agreement-template-for-social-workers

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 3 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://www.assiginack.ca/confidentiality-agreement-template-for-social-workers
    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:1684
    • 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,0x100,0x104,0xd8,0x108,0x7ffd112d4f50,0x7ffd112d4f60,0x7ffd112d4f70
      2⤵
        PID:4740
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1640,2991698776071037556,4257259178543750243,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1712 /prefetch:2
        2⤵
          PID:2104
        • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2028 /prefetch:8
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1576
        • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2336 /prefetch:8
          2⤵
            PID:1428
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3024 /prefetch:1
            2⤵
              PID:3692
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3040 /prefetch:1
              2⤵
                PID:3836
              • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4256 /prefetch:8
                2⤵
                  PID:4336
                • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4836 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4128
                • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5156 /prefetch:8
                  2⤵
                    PID:4616
                  • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5140 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2116
                  • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4368 /prefetch:8
                    2⤵
                      PID:2232
                    • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4636 /prefetch:8
                      2⤵
                        PID:2912
                      • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5224 /prefetch:8
                        2⤵
                          PID:1720
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1640,2991698776071037556,4257259178543750243,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5196 /prefetch:1
                          2⤵
                            PID:1852
                          • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2152 /prefetch:8
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4072
                          • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1020 /prefetch:8
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1092
                          • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1104 /prefetch:8
                            2⤵
                              PID:3932
                            • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2640 /prefetch:8
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4412
                            • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4808 /prefetch:8
                              2⤵
                                PID:2444
                              • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2764 /prefetch:8
                                2⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:4056
                              • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2388 /prefetch:8
                                2⤵
                                  PID:3428
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1640,2991698776071037556,4257259178543750243,131072 --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=3720 /prefetch:2
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:1808
                                • 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=1640,2991698776071037556,4257259178543750243,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2584 /prefetch:8
                                  2⤵
                                    PID:2408
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:620
                                  • 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:5116
                                    • C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir5116_1251602778\ChromeRecovery.exe
                                      "C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir5116_1251602778\ChromeRecovery.exe" --appguid={8A69D345-D564-463c-AFF1-A69D9E530F96} --browser-version=89.0.4389.114 --sessionid={a4ede1be-4bd9-4b6c-ad45-7443ba74e553} --system
                                      2⤵
                                      • Executes dropped EXE
                                      PID:1688

                                  Network

                                  MITRE ATT&CK Enterprise v6

                                  Replay Monitor

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                                  Downloads

                                  • C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir5116_1251602778\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