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Analysis

  • max time kernel
    169s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    06/12/2022, 17:16

General

  • Target

    d.exe

  • Size

    5.7MB

  • MD5

    2e1f790a8b5e337a4ca74a4ac9544479

  • SHA1

    a9331fde44b6c01e433ab443f8a9db9abedc35fe

  • SHA256

    046d57df77ce011ae117187aabbe1e7537602463a989dc045a0a8b2175bb6efa

  • SHA512

    e35ad0ea119d3e3e33a70750bb2034af52066cf6a99b9a160db9d6cff1fedde4356b50adce8382e4cef5d2225b52ed13feede61b085fede7bc4073ed385b96c6

  • SSDEEP

    98304:ruKjKZAG9TwZ6xvvV7D2eh3zcirjIPEgRSq2:abh3zi0

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • 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
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d.exe
    "C:\Users\Admin\AppData\Local\Temp\d.exe"
    1⤵
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32 url.dll,FileProtocolHandler https://wzeti.rdtk.io/638f63ddfd551e000148aaaf?sub1=5e37e542-7fbb-4770-bcaf-791d8d71152c&sub2=ended
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4884
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://wzeti.rdtk.io/638f63ddfd551e000148aaaf?sub1=5e37e542-7fbb-4770-bcaf-791d8d71152c&sub2=ended
        3⤵
        • 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:1280
        • 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,0x100,0xd4,0x104,0x7ff8f22346f8,0x7ff8f2234708,0x7ff8f2234718
          4⤵
            PID:232
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2152 /prefetch:2
            4⤵
              PID:708
            • 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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=none --mojo-platform-channel-handle=2404 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:2852
            • 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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=utility --mojo-platform-channel-handle=2412 /prefetch:8
              4⤵
                PID:4580
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --lang=es --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=3388 /prefetch:1
                4⤵
                  PID:856
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --lang=es --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=3400 /prefetch:1
                  4⤵
                    PID:4944
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --disable-gpu-compositing --lang=es --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3892 /prefetch:1
                    4⤵
                      PID:4332
                    • 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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=service --mojo-platform-channel-handle=5516 /prefetch:8
                      4⤵
                        PID:620
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --disable-gpu-compositing --lang=es --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5784 /prefetch:1
                        4⤵
                          PID:2844
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --disable-gpu-compositing --lang=es --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=5792 /prefetch:1
                          4⤵
                            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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=service --mojo-platform-channel-handle=3496 /prefetch:8
                            4⤵
                              PID:2532
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --disable-gpu-compositing --lang=es --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=5948 /prefetch:1
                              4⤵
                                PID:3112
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,11371248935759573332,4544912777769490280,131072 --disable-gpu-compositing --lang=es --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3552 /prefetch:1
                                4⤵
                                  PID:780
                                • 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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=none --mojo-platform-channel-handle=2792 /prefetch:8
                                  4⤵
                                    PID:3452
                                  • 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
                                    4⤵
                                    • Drops file in Program Files directory
                                    PID:4648
                                    • 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=0x128,0x12c,0x124,0xd4,0x120,0x7ff7084d5460,0x7ff7084d5470,0x7ff7084d5480
                                      5⤵
                                        PID:3892
                                    • 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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=none --mojo-platform-channel-handle=2792 /prefetch:8
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:3548
                                    • 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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=utility --mojo-platform-channel-handle=5584 /prefetch:8
                                      4⤵
                                        PID:2616
                                      • 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=2148,11371248935759573332,4544912777769490280,131072 --lang=es --service-sandbox-type=utility --mojo-platform-channel-handle=6264 /prefetch:8
                                        4⤵
                                          PID:4392
                                    • C:\Windows\SysWOW64\rundll32.exe
                                      rundll32 url.dll,FileProtocolHandler https://wzeti.rdtk.io/638f63ddfd551e000148aaaf?sub1=5e37e542-7fbb-4770-bcaf-791d8d71152c&sub2=started
                                      2⤵
                                      • Suspicious use of WriteProcessMemory
                                      PID:4316
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://wzeti.rdtk.io/638f63ddfd551e000148aaaf?sub1=5e37e542-7fbb-4770-bcaf-791d8d71152c&sub2=started
                                        3⤵
                                        • Suspicious use of WriteProcessMemory
                                        PID:3236
                                        • 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,0x100,0xd4,0x104,0x7ff8f22346f8,0x7ff8f2234708,0x7ff8f2234718
                                          4⤵
                                            PID:220
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,2700854489973508274,14688663381593275532,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2132 /prefetch:2
                                            4⤵
                                              PID:4240
                                            • 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=2120,2700854489973508274,14688663381593275532,131072 --lang=es --service-sandbox-type=none --mojo-platform-channel-handle=2460 /prefetch:3
                                              4⤵
                                              • Suspicious behavior: EnumeratesProcesses
                                              PID:2560
                                      • C:\Windows\System32\CompPkgSrv.exe
                                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                                        1⤵
                                          PID:3304
                                        • C:\Windows\System32\CompPkgSrv.exe
                                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                                          1⤵
                                            PID:4688

                                          Network

                                          MITRE ATT&CK Enterprise v6

                                          Replay Monitor

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                                          Downloads

                                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80237EE4964FC9C409AAF55BF996A292_D46D6FA25B74360E1349F9015B5CCE53

                                            Filesize

                                            471B

                                            MD5

                                            e24fa878166bc46852389f90209079d8

                                            SHA1

                                            2a499789da5aca7931f3200bd1ee711ea1397b0a

                                            SHA256

                                            02cbfe3757bd0284841fc419b3da25ce2ae58690691523a9ed00a398f2f621a7

                                            SHA512

                                            b99bfda6be8280a11fe64769666656d81fb2b96b1a08b32f3a1f5931e1467d45eb7261d7870c8dc802a5643638e31316d41927ed6bdea2ad6f07d58af5c56d22

                                          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80237EE4964FC9C409AAF55BF996A292_D46D6FA25B74360E1349F9015B5CCE53

                                            Filesize

                                            442B

                                            MD5

                                            29e9e0d541be4e0386ed18979838786c

                                            SHA1

                                            2ba2127b6dbed09d59669869025432f03d9015db

                                            SHA256

                                            d4c8fcc71999b5c10375697cae3c3d6d60f4b2baaa8ed39ed9b92a82d4df1ec0

                                            SHA512

                                            6090115a81089cc1689bd24c0f30ce4094a74695d9a438a5c1ac7c80ba24c818c274de4403eee187d9acc75b94aa4e87c9c9d70c8b328a6551fe72e551328f42

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

                                            Filesize

                                            152B

                                            MD5

                                            e1661723f09a6aed8290c3f836ef2c2b

                                            SHA1

                                            55e08c810da94c08c5ee54ace181d4347f4e2ae5

                                            SHA256

                                            a6527662d502234a1a9847973eb8e39e817aa145c43514229ba720150f74a2f2

                                            SHA512

                                            dcd1e6320510594dd86568608d905ad5aacd4fa2b3369ac4daa1b938f7f0597da64747875a3567e5c05e5de34f77d87f5effdfda8091d01354699711f4bc12ad

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

                                            Filesize

                                            152B

                                            MD5

                                            7b3f352bbc8046d1d5d84c5bb693e2e5

                                            SHA1

                                            e9d1ec6341b7959453e7cfb1ec65a55bf415cd4c

                                            SHA256

                                            471da5f4a494fb6adb027e3fd80765a6c27a3967208aad8fb55e38a3f7fca7da

                                            SHA512

                                            c984248535cb94fc265e93b9001d5936697dd2ff3ef8dfedd014df64b5f76e031eea1a594db3085e0149794ad90802a45c6cd985035ba383d1bf80ed928ff809

                                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                            Filesize

                                            2KB

                                            MD5

                                            168f68d945588ce12a40e0c06b1b5fc1

                                            SHA1

                                            6fe91fabb372f9ef1d8346c4da7c4e6eb4466e24

                                            SHA256

                                            9e2b61729213e14cad405bfa1d964fae30e5345be1f955e4ab3104e76819310e

                                            SHA512

                                            792327ab1327911eb220fe30f5da7a2fd753e03eaa1e5708a2479230bec0e2ebdde4805d08c2507e24a8f2ffa6d8a6a4f2a8e54771fc3a0c2c25b9d60d8d5c35