Analysis

  • max time kernel
    152s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 18:55

General

  • Target

    b1820763dd99d7884501d1e0ad5cefd1cc1d251b363653a3a663a79d422edcda.exe

  • Size

    140KB

  • MD5

    0220b304029a4a34448bc8b2c68600ae

  • SHA1

    3086adc8d6e1ba688d7870d83f124675c52b6588

  • SHA256

    b1820763dd99d7884501d1e0ad5cefd1cc1d251b363653a3a663a79d422edcda

  • SHA512

    87c776987dc769abe359bcd2e6773dfa3d30f945d8e2ef2862b508c0e513bbef17f97dfffdc2d0702898724145bf23b2cf5e5d6ac79eac9230351254c5f3a9b3

  • SSDEEP

    1536:gh6ti1JdMeGnvh0+N+tCZ9aUVN6VSWxCMabNeohod:gkti14eGpLPNtohWh4

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Detected potential entity reuse from brand microsoft.
  • 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 6 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\b1820763dd99d7884501d1e0ad5cefd1cc1d251b363653a3a663a79d422edcda.exe
    "C:\Users\Admin\AppData\Local\Temp\b1820763dd99d7884501d1e0ad5cefd1cc1d251b363653a3a663a79d422edcda.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1436
    • 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=b1820763dd99d7884501d1e0ad5cefd1cc1d251b363653a3a663a79d422edcda.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:4932
      • 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,0x100,0x104,0xf8,0x108,0x7ffa06c146f8,0x7ffa06c14708,0x7ffa06c14718
        3⤵
          PID:176
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
          3⤵
            PID:1392
          • 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=2140,1411604519060751916,18410375374358070535,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2244 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3372
          • 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=2140,1411604519060751916,18410375374358070535,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2680 /prefetch:8
            3⤵
              PID:5028
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --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=3736 /prefetch:1
              3⤵
                PID:4112
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --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=3988 /prefetch:1
                3⤵
                  PID:3976
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --disable-gpu-compositing --lang=en-US --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=4556 /prefetch:1
                  3⤵
                    PID:4912
                  • 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=2140,1411604519060751916,18410375374358070535,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5320 /prefetch:8
                    3⤵
                      PID:4668
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --disable-gpu-compositing --lang=en-US --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=6172 /prefetch:1
                      3⤵
                        PID:4424
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6192 /prefetch:1
                        3⤵
                          PID:2752
                        • 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=2140,1411604519060751916,18410375374358070535,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4700 /prefetch:8
                          3⤵
                            PID:372
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --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=2596 /prefetch:1
                            3⤵
                              PID:3388
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,1411604519060751916,18410375374358070535,131072 --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=6908 /prefetch:1
                              3⤵
                                PID:3648
                              • 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=2140,1411604519060751916,18410375374358070535,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=7272 /prefetch:8
                                3⤵
                                  PID:4860
                                • 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⤵
                                    PID:2044
                                    • 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,0x7ff615b55460,0x7ff615b55470,0x7ff615b55480
                                      4⤵
                                        PID:3608
                                  • 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=b1820763dd99d7884501d1e0ad5cefd1cc1d251b363653a3a663a79d422edcda.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                                    2⤵
                                    • Suspicious use of WriteProcessMemory
                                    PID:4880
                                    • 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,0x100,0xd4,0x104,0x7ffa06c146f8,0x7ffa06c14708,0x7ffa06c14718
                                      3⤵
                                        PID:1852
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,6406583121396920978,6692103954201559669,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1756 /prefetch:2
                                        3⤵
                                          PID:2160
                                        • 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=2080,6406583121396920978,6692103954201559669,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2156 /prefetch:3
                                          3⤵
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:1164
                                    • C:\Windows\System32\CompPkgSrv.exe
                                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                                      1⤵
                                        PID:1992
                                      • C:\Windows\System32\CompPkgSrv.exe
                                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                                        1⤵
                                          PID:3644

                                        Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80237EE4964FC9C409AAF55BF996A292_C0427F5F77D9B3A439FC620EDAAB6177
                                          Filesize

                                          471B

                                          MD5

                                          f7144a5599e49b5b444b035a0ca0bab6

                                          SHA1

                                          9f3c1f837c2c41200e9208ea05aad06a0778db00

                                          SHA256

                                          ccde0ee17579835a9d49f814563dd83df8f4ba58ca66e15deba8507d38f08cda

                                          SHA512

                                          c5ebc5174027bc89bf0aac590738d2bc857285207f17062f97f5e0f1e2a280bc8a8a2c9321b2bea8a6b4da09522299d73f38c3aaf351d7a8586406ab02c3042f

                                        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80237EE4964FC9C409AAF55BF996A292_C0427F5F77D9B3A439FC620EDAAB6177
                                          Filesize

                                          442B

                                          MD5

                                          a553abe018b493431debc541ba938ee5

                                          SHA1

                                          9c5f41436790aa5a4831d05f099881afdf45e520

                                          SHA256

                                          89faafcc0f74b9cb1bee8cbf7bac87a8b28d37e15922cb84a07143674956ee4b

                                          SHA512

                                          31f6d6a2fd3974d39c750735e357cba4a2a1fb816b3c806ceec43670e865d7281b931aef6a77f2f848bcdcccd16de22a657501a2f85b20e5e509aa2bef98e018

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

                                          152B

                                          MD5

                                          a58a7931227f93b9a54bc982c0d99582

                                          SHA1

                                          7591b129f025f2003039a81830b9cd5d7043d3e2

                                          SHA256

                                          a6751ef5a8d88960e0fc22e205155f766e840d13c46c962166f35e3bf8367ac0

                                          SHA512

                                          24eec66ba6b79cebb2b920cdad34f9b68fcc9503a2e4bc718ddf3d39b8f959ee1c7b0e73079b31a0e8acc98960fcedeb7e49f38b8f5036aa21294048f7f1a79b

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

                                          152B

                                          MD5

                                          6102471af38b45f30decc8db2f59a8e2

                                          SHA1

                                          35428c52f58b3a35d5028929b6298d6b95d6bdec

                                          SHA256

                                          57e3a5210c5872fc5d56b4111a4d07e512ef54a79128391084c167c101a9d7c4

                                          SHA512

                                          1040720fe63680c7a17ced8026e3a2e31e0e73066bd0c3d74e5cd4a19c0e6f23dc30e0a41f62d92c0b9cc9840895ece4b3d36a200816e400feec49e54599b3fe

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

                                          152B

                                          MD5

                                          6102471af38b45f30decc8db2f59a8e2

                                          SHA1

                                          35428c52f58b3a35d5028929b6298d6b95d6bdec

                                          SHA256

                                          57e3a5210c5872fc5d56b4111a4d07e512ef54a79128391084c167c101a9d7c4

                                          SHA512

                                          1040720fe63680c7a17ced8026e3a2e31e0e73066bd0c3d74e5cd4a19c0e6f23dc30e0a41f62d92c0b9cc9840895ece4b3d36a200816e400feec49e54599b3fe

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

                                          152B

                                          MD5

                                          6102471af38b45f30decc8db2f59a8e2

                                          SHA1

                                          35428c52f58b3a35d5028929b6298d6b95d6bdec

                                          SHA256

                                          57e3a5210c5872fc5d56b4111a4d07e512ef54a79128391084c167c101a9d7c4

                                          SHA512

                                          1040720fe63680c7a17ced8026e3a2e31e0e73066bd0c3d74e5cd4a19c0e6f23dc30e0a41f62d92c0b9cc9840895ece4b3d36a200816e400feec49e54599b3fe

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

                                          2KB

                                          MD5

                                          e59e22193f99a925232f845c3f5182bd

                                          SHA1

                                          dc5ab9201f60ec8d135ab6cc14c1cfb6b9fd9ad4

                                          SHA256

                                          080d53c4519af2bed577ae5bff77b404c3d7027158de6b9503de1bf73713a935

                                          SHA512

                                          4bac1511390ea13d71587186f675f06fa3464861ebc304012993684c9691fe91cf9817b11b66f8bdd06b7b0cb7f5e7fb3407b196edcd2e34bc4e8890e0da9825

                                        • \??\pipe\LOCAL\crashpad_4880_DWFHPMYLKJFPZGZR
                                          MD5

                                          d41d8cd98f00b204e9800998ecf8427e

                                          SHA1

                                          da39a3ee5e6b4b0d3255bfef95601890afd80709

                                          SHA256

                                          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                          SHA512

                                          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                        • \??\pipe\LOCAL\crashpad_4932_VYAFYKZFLPPYGGIX
                                          MD5

                                          d41d8cd98f00b204e9800998ecf8427e

                                          SHA1

                                          da39a3ee5e6b4b0d3255bfef95601890afd80709

                                          SHA256

                                          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                          SHA512

                                          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                        • memory/176-134-0x0000000000000000-mapping.dmp
                                        • memory/372-168-0x0000000000000000-mapping.dmp
                                        • memory/1164-147-0x0000000000000000-mapping.dmp
                                        • memory/1392-142-0x0000000000000000-mapping.dmp
                                        • memory/1436-132-0x0000000000DB0000-0x0000000000DDC000-memory.dmp
                                          Filesize

                                          176KB

                                        • memory/1436-136-0x0000000000DB0000-0x0000000000DDC000-memory.dmp
                                          Filesize

                                          176KB

                                        • memory/1852-137-0x0000000000000000-mapping.dmp
                                        • memory/2044-173-0x0000000000000000-mapping.dmp
                                        • memory/2160-146-0x0000000000000000-mapping.dmp
                                        • memory/2752-166-0x0000000000000000-mapping.dmp
                                        • memory/3372-143-0x0000000000000000-mapping.dmp
                                        • memory/3388-170-0x0000000000000000-mapping.dmp
                                        • memory/3608-174-0x0000000000000000-mapping.dmp
                                        • memory/3648-172-0x0000000000000000-mapping.dmp
                                        • memory/3976-157-0x0000000000000000-mapping.dmp
                                        • memory/4112-155-0x0000000000000000-mapping.dmp
                                        • memory/4424-164-0x0000000000000000-mapping.dmp
                                        • memory/4668-162-0x0000000000000000-mapping.dmp
                                        • memory/4880-135-0x0000000000000000-mapping.dmp
                                        • memory/4912-160-0x0000000000000000-mapping.dmp
                                        • memory/4932-133-0x0000000000000000-mapping.dmp
                                        • memory/5028-150-0x0000000000000000-mapping.dmp