Analysis

  • max time kernel
    144s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/10/2022, 01:20

General

  • Target

    140c5c5f5c18de9627b0c5de6773be896375979c14d8eeb5f214d7cd7c46905f.exe

  • Size

    200KB

  • MD5

    4d3cd27b04757cbee353f2d695aaadd6

  • SHA1

    a60669e7cf30bd313af33f2c835851d37f5ba43d

  • SHA256

    140c5c5f5c18de9627b0c5de6773be896375979c14d8eeb5f214d7cd7c46905f

  • SHA512

    52744da35e6e6cc42a85fb80bd21b6601ab63bebcea322f6a9132f29a74b194f2f73448ff2abf15c67d180cc093d12f707f77e953aed7f5d357189cc5fe9c16d

  • SSDEEP

    3072:DyzGoDoxz/ch6pSPKAtArmLuAl5aFmCUlK3eDjyF/kPbV1P1oX1l:DySGwz0TBtArmlFhKuDOFcjCl

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\140c5c5f5c18de9627b0c5de6773be896375979c14d8eeb5f214d7cd7c46905f.exe
    "C:\Users\Admin\AppData\Local\Temp\140c5c5f5c18de9627b0c5de6773be896375979c14d8eeb5f214d7cd7c46905f.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3916
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://goo.gl/5UGSXR
      2⤵
      • Adds Run key to start application
      • Enumerates system info in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3948
      • 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:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff83d0246f8,0x7ff83d024708,0x7ff83d024718
        3⤵
          PID:1428
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2184 /prefetch:2
          3⤵
            PID:2040
          • 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 --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2280 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1192
          • 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 --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2768 /prefetch:8
            3⤵
              PID:3104
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3344 /prefetch:1
              3⤵
                PID:5084
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3364 /prefetch:1
                3⤵
                  PID:4984
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4868 /prefetch:8
                  3⤵
                    PID:2368
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5076 /prefetch:1
                    3⤵
                      PID:4456
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5396 /prefetch:8
                      3⤵
                        PID:3220
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4652 /prefetch:1
                        3⤵
                          PID:1860
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5844 /prefetch:1
                          3⤵
                            PID:2624
                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5356 /prefetch:8
                            3⤵
                              PID:4588
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                              3⤵
                              • Drops file in Program Files directory
                              PID:4712
                              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x208,0x22c,0x7ff79db85460,0x7ff79db85470,0x7ff79db85480
                                4⤵
                                  PID:2984
                              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5356 /prefetch:8
                                3⤵
                                • Suspicious behavior: EnumeratesProcesses
                                PID:3836
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2120 /prefetch:8
                                3⤵
                                  PID:4272
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5184 /prefetch:8
                                  3⤵
                                    PID:3472
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5180 /prefetch:8
                                    3⤵
                                      PID:2516
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3176 /prefetch:8
                                      3⤵
                                        PID:4796
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5244 /prefetch:1
                                        3⤵
                                          PID:956
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4016 /prefetch:1
                                          3⤵
                                            PID:3404
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5660 /prefetch:8
                                            3⤵
                                              PID:1056
                                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5156 /prefetch:2
                                              3⤵
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:428
                                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2168,7656739394278553846,8023645606347718611,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5772 /prefetch:8
                                              3⤵
                                                PID:4952
                                            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\¯«²§±©¾¦¾.exe
                                              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\¯«²§±©¾¦¾.exe"
                                              2⤵
                                              • Executes dropped EXE
                                              • Suspicious use of SetWindowsHookEx
                                              PID:4460
                                          • C:\Windows\System32\CompPkgSrv.exe
                                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                                            1⤵
                                              PID:2236

                                            Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\¯«²§±©¾¦¾.exe

                                              Filesize

                                              200KB

                                              MD5

                                              4d3cd27b04757cbee353f2d695aaadd6

                                              SHA1

                                              a60669e7cf30bd313af33f2c835851d37f5ba43d

                                              SHA256

                                              140c5c5f5c18de9627b0c5de6773be896375979c14d8eeb5f214d7cd7c46905f

                                              SHA512

                                              52744da35e6e6cc42a85fb80bd21b6601ab63bebcea322f6a9132f29a74b194f2f73448ff2abf15c67d180cc093d12f707f77e953aed7f5d357189cc5fe9c16d

                                            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\¯«²§±©¾¦¾.exe

                                              Filesize

                                              200KB

                                              MD5

                                              4d3cd27b04757cbee353f2d695aaadd6

                                              SHA1

                                              a60669e7cf30bd313af33f2c835851d37f5ba43d

                                              SHA256

                                              140c5c5f5c18de9627b0c5de6773be896375979c14d8eeb5f214d7cd7c46905f

                                              SHA512

                                              52744da35e6e6cc42a85fb80bd21b6601ab63bebcea322f6a9132f29a74b194f2f73448ff2abf15c67d180cc093d12f707f77e953aed7f5d357189cc5fe9c16d