Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 21:28

General

  • Target

    3c9470db8525f4b1403049ece5b4529e5fb09bfdca4a0cf524360c7bd7cc8c24.exe

  • Size

    135KB

  • MD5

    f2bd062d3e8be4033e86347350d14b54

  • SHA1

    32277bc290388c67278767bc2d41c105a60f7d27

  • SHA256

    3c9470db8525f4b1403049ece5b4529e5fb09bfdca4a0cf524360c7bd7cc8c24

  • SHA512

    367de0f675aac19973a4167113507543edfbaad7dc7dec822281221a6223b0e3b8e5e93bdf0397c6468bd65c130946e4d3a410f0ca0ae7901032773f04d3c6ed

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\3c9470db8525f4b1403049ece5b4529e5fb09bfdca4a0cf524360c7bd7cc8c24.exe
    "C:\Users\Admin\AppData\Local\Temp\3c9470db8525f4b1403049ece5b4529e5fb09bfdca4a0cf524360c7bd7cc8c24.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1688
    • 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=3c9470db8525f4b1403049ece5b4529e5fb09bfdca4a0cf524360c7bd7cc8c24.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:5044
      • 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,0x100,0xd4,0x104,0x7ffab38546f8,0x7ffab3854708,0x7ffab3854718
        3⤵
          PID:4940
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2100 /prefetch:2
          3⤵
            PID:3148
          • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2264 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1268
          • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2892 /prefetch:8
            3⤵
              PID:2480
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=3856 /prefetch:1
              3⤵
                PID:1280
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=4028 /prefetch:1
                3⤵
                  PID:4128
                • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5232 /prefetch:8
                  3⤵
                    PID:1060
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=5228 /prefetch:1
                    3⤵
                      PID:1448
                    • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4240 /prefetch:8
                      3⤵
                        PID:2604
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=4564 /prefetch:1
                        3⤵
                          PID:1424
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=5216 /prefetch:1
                          3⤵
                            PID:1748
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=5256 /prefetch:1
                            3⤵
                              PID:1060
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=6164 /prefetch:1
                              3⤵
                                PID:1864
                              • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6436 /prefetch:8
                                3⤵
                                  PID:4788
                                • 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:2348
                                  • 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=0x220,0x224,0x228,0x200,0x22c,0x7ff607fb5460,0x7ff607fb5470,0x7ff607fb5480
                                    4⤵
                                      PID:2400
                                  • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6436 /prefetch:8
                                    3⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:2824
                                  • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3436 /prefetch:8
                                    3⤵
                                      PID:4860
                                    • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2748 /prefetch:8
                                      3⤵
                                        PID:4812
                                      • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2716 /prefetch:8
                                        3⤵
                                          PID:3740
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,1260767121632199241,4823458962574673883,131072 --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=2720 /prefetch:2
                                          3⤵
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:1976
                                        • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2060 /prefetch:8
                                          3⤵
                                            PID:4780
                                          • 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=2080,1260767121632199241,4823458962574673883,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2164 /prefetch:8
                                            3⤵
                                              PID:5052
                                          • 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=3c9470db8525f4b1403049ece5b4529e5fb09bfdca4a0cf524360c7bd7cc8c24.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                            2⤵
                                              PID:5072
                                              • 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=0x100,0x104,0x108,0xdc,0x10c,0x7ffab38546f8,0x7ffab3854708,0x7ffab3854718
                                                3⤵
                                                  PID:4444
                                            • C:\Windows\System32\CompPkgSrv.exe
                                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                                              1⤵
                                                PID:556
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
                                                1⤵
                                                  PID:3956

                                                Network

                                                MITRE ATT&CK Matrix ATT&CK v6

                                                Persistence

                                                Registry Run Keys / Startup Folder

                                                1
                                                T1060

                                                Defense Evasion

                                                Modify Registry

                                                1
                                                T1112

                                                Discovery

                                                System Information Discovery

                                                2
                                                T1082

                                                Query Registry

                                                1
                                                T1012

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

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

                                                  152B

                                                  MD5

                                                  c8ce7285f4bd4ade99ffd08c0351e308

                                                  SHA1

                                                  c3de927f710893a2821e9ade59c80cbaab3b6e12

                                                  SHA256

                                                  d434784b824ab0d1279c8d37b95219c3b9de8840827d9fb08e4f22a9022ef297

                                                  SHA512

                                                  7a958b60031dc96e7212be39dd999193029089992f0ed6c95e299f6914b6cfd5f126d9c98121c1f316b51f3e6806785cceaafa1e3d6c9bd317e7a858ff3f0646

                                                • \??\pipe\LOCAL\crashpad_5044_ECMZNETPNOGSEKCP
                                                  MD5

                                                  d41d8cd98f00b204e9800998ecf8427e

                                                  SHA1

                                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                  SHA256

                                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                  SHA512

                                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                • memory/1060-143-0x0000000000000000-mapping.dmp
                                                • memory/1060-156-0x0000000000000000-mapping.dmp
                                                • memory/1268-134-0x0000000000000000-mapping.dmp
                                                • memory/1280-139-0x0000000000000000-mapping.dmp
                                                • memory/1424-149-0x0000000000000000-mapping.dmp
                                                • memory/1448-145-0x0000000000000000-mapping.dmp
                                                • memory/1748-151-0x0000000000000000-mapping.dmp
                                                • memory/1864-158-0x0000000000000000-mapping.dmp
                                                • memory/1976-168-0x0000000000000000-mapping.dmp
                                                • memory/2348-159-0x0000000000000000-mapping.dmp
                                                • memory/2400-160-0x0000000000000000-mapping.dmp
                                                • memory/2480-136-0x0000000000000000-mapping.dmp
                                                • memory/2604-147-0x0000000000000000-mapping.dmp
                                                • memory/2824-161-0x0000000000000000-mapping.dmp
                                                • memory/3148-133-0x0000000000000000-mapping.dmp
                                                • memory/3740-167-0x0000000000000000-mapping.dmp
                                                • memory/4128-141-0x0000000000000000-mapping.dmp
                                                • memory/4444-153-0x0000000000000000-mapping.dmp
                                                • memory/4780-170-0x0000000000000000-mapping.dmp
                                                • memory/4812-165-0x0000000000000000-mapping.dmp
                                                • memory/4860-163-0x0000000000000000-mapping.dmp
                                                • memory/4940-131-0x0000000000000000-mapping.dmp
                                                • memory/5044-130-0x0000000000000000-mapping.dmp
                                                • memory/5052-172-0x0000000000000000-mapping.dmp
                                                • memory/5072-152-0x0000000000000000-mapping.dmp