Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2022 08:32

General

  • Target

    65ecb4942bfc86fb6ef25198489b0bc0e8a6c7eecc05dbfb267f7a6c654c5391.exe

  • Size

    10KB

  • MD5

    0342a9384ff1fa9be77f827d4c97ed80

  • SHA1

    f97a0e58a263ae61874bb10c37245ce51fd32f2f

  • SHA256

    65ecb4942bfc86fb6ef25198489b0bc0e8a6c7eecc05dbfb267f7a6c654c5391

  • SHA512

    83f6e620b06adb50312e66a75e562c3a1ae1a06d9d137a81a62e72131f02b8f567edc3b08e8a94dcfb02a2309812524a9ceaf18c3eb14fd1f97842f9f1ad3c80

  • SSDEEP

    192:RL2UkIxBzoEWfWoX16WRcuxAn8qDgNzjBy7tnyQiXJ4wTbLGTm7XZCyDS+myC:RL2cFoEWfJX16We8qDazAnsXJpXLbTZw

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Detected potential entity reuse from brand microsoft.
  • 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 WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65ecb4942bfc86fb6ef25198489b0bc0e8a6c7eecc05dbfb267f7a6c654c5391.exe
    "C:\Users\Admin\AppData\Local\Temp\65ecb4942bfc86fb6ef25198489b0bc0e8a6c7eecc05dbfb267f7a6c654c5391.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2828
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=65ecb4942bfc86fb6ef25198489b0bc0e8a6c7eecc05dbfb267f7a6c654c5391.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
      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:536
      • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ff9907e46f8,0x7ff9907e4708,0x7ff9907e4718
        3⤵
          PID:4664
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2172 /prefetch:2
          3⤵
            PID:3784
          • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2248 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1772
          • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2760 /prefetch:8
            3⤵
              PID:3148
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --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=3352 /prefetch:1
              3⤵
                PID:4164
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --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=3360 /prefetch:1
                3⤵
                  PID:4168
                • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4876 /prefetch:8
                  3⤵
                    PID:5020
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --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=4876 /prefetch:1
                    3⤵
                      PID:4904
                    • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3340 /prefetch:8
                      3⤵
                        PID:3452
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --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=4504 /prefetch:1
                        3⤵
                          PID:3268
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --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=5772 /prefetch:1
                          3⤵
                            PID:4856
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6016 /prefetch:1
                            3⤵
                              PID:4880
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6240 /prefetch:1
                              3⤵
                                PID:3076
                              • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6272 /prefetch:8
                                3⤵
                                  PID:3728
                                • 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:1220
                                  • 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=0x220,0x224,0x228,0x1fc,0x22c,0x7ff737c75460,0x7ff737c75470,0x7ff737c75480
                                    4⤵
                                      PID:4260
                                  • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6272 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:2716
                                  • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5152 /prefetch:8
                                    3⤵
                                      PID:2708
                                    • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5216 /prefetch:8
                                      3⤵
                                        PID:5020
                                      • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6544 /prefetch:8
                                        3⤵
                                          PID:808
                                        • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6556 /prefetch:8
                                          3⤵
                                            PID:3280
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1484,9348777310318461072,7690680313095803104,131072 --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=6556 /prefetch:2
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:1756
                                          • 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=1484,9348777310318461072,7690680313095803104,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6952 /prefetch:8
                                            3⤵
                                              PID:4844
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=65ecb4942bfc86fb6ef25198489b0bc0e8a6c7eecc05dbfb267f7a6c654c5391.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            2⤵
                                              PID:4996
                                              • 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,0x100,0x104,0xd8,0x108,0x7ff9907e46f8,0x7ff9907e4708,0x7ff9907e4718
                                                3⤵
                                                  PID:2708
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:3976

                                              Network

                                              MITRE ATT&CK Enterprise v6

                                              Replay Monitor

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                                              Downloads

                                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                                Filesize

                                                152B

                                                MD5

                                                b8814439123c54cbc8e61bb010a24511

                                                SHA1

                                                403ad16668fc85e4ef366f00749eaec0f88b94b0

                                                SHA256

                                                ee60f00dcded0ed07c9c88d582efde48ddc73d1f1a28081d5e2dea006c4ac894

                                                SHA512

                                                de05eaa43d562783009cb1ade9c87f3d1b1020c951067d2f95dbab698b5f35271790bb9a547dd30cacf68783e09a4bdd1dfbfcf8cf53343b132b9c3d6c4d2800

                                              • \??\pipe\LOCAL\crashpad_536_KJPQTDSGCRMNKDYR

                                                MD5

                                                d41d8cd98f00b204e9800998ecf8427e

                                                SHA1

                                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                SHA256

                                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                SHA512

                                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                              • memory/536-133-0x0000000000000000-mapping.dmp

                                              • memory/808-171-0x0000000000000000-mapping.dmp

                                              • memory/1220-163-0x0000000000000000-mapping.dmp

                                              • memory/1756-174-0x0000000000000000-mapping.dmp

                                              • memory/1772-137-0x0000000000000000-mapping.dmp

                                              • memory/2708-157-0x0000000000000000-mapping.dmp

                                              • memory/2708-167-0x0000000000000000-mapping.dmp

                                              • memory/2716-165-0x0000000000000000-mapping.dmp

                                              • memory/2828-132-0x0000000000C00000-0x0000000000C078E7-memory.dmp

                                                Filesize

                                                30KB

                                              • memory/2828-156-0x0000000000C00000-0x0000000000C078E7-memory.dmp

                                                Filesize

                                                30KB

                                              • memory/3076-162-0x0000000000000000-mapping.dmp

                                              • memory/3148-140-0x0000000000000000-mapping.dmp

                                              • memory/3268-152-0x0000000000000000-mapping.dmp

                                              • memory/3280-173-0x0000000000000000-mapping.dmp

                                              • memory/3452-150-0x0000000000000000-mapping.dmp

                                              • memory/3784-136-0x0000000000000000-mapping.dmp

                                              • memory/4164-142-0x0000000000000000-mapping.dmp

                                              • memory/4168-144-0x0000000000000000-mapping.dmp

                                              • memory/4260-164-0x0000000000000000-mapping.dmp

                                              • memory/4664-134-0x0000000000000000-mapping.dmp

                                              • memory/4844-176-0x0000000000000000-mapping.dmp

                                              • memory/4856-154-0x0000000000000000-mapping.dmp

                                              • memory/4880-160-0x0000000000000000-mapping.dmp

                                              • memory/4904-148-0x0000000000000000-mapping.dmp

                                              • memory/4996-155-0x0000000000000000-mapping.dmp

                                              • memory/5020-169-0x0000000000000000-mapping.dmp

                                              • memory/5020-146-0x0000000000000000-mapping.dmp