Analysis

  • max time kernel
    152s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 02:49

General

  • Target

    e4a107ad4da57865e1f6ae2aca4b583d2b5af6d6fc339875aea6aa2036bd0a18.exe

  • Size

    952KB

  • MD5

    c0da389f251c8999145ac74a5623b953

  • SHA1

    8c13c232d90d8cce78b289794ca816ebe11dfdf7

  • SHA256

    e4a107ad4da57865e1f6ae2aca4b583d2b5af6d6fc339875aea6aa2036bd0a18

  • SHA512

    14c875f80a0856eb1b7e22aa78a0a3e44b505ec5a126df171a0193c4568d1665efc22191fcfbb903822c4a73bd09b9f458bfa21da49483b746165a8c8c8788f5

  • SSDEEP

    12288:oyELQDEI04EAihYHfXDc3pW0MIVABeTQLvGIUgm0mVd9Z:9ELQpYac3pW0P6Be0L+9gm0GdH

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 8 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\e4a107ad4da57865e1f6ae2aca4b583d2b5af6d6fc339875aea6aa2036bd0a18.exe
    "C:\Users\Admin\AppData\Local\Temp\e4a107ad4da57865e1f6ae2aca4b583d2b5af6d6fc339875aea6aa2036bd0a18.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1196
    • 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=e4a107ad4da57865e1f6ae2aca4b583d2b5af6d6fc339875aea6aa2036bd0a18.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4436
      • 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,0x100,0xd4,0x104,0x7ffb943746f8,0x7ffb94374708,0x7ffb94374718
        3⤵
          PID:968
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,12716896165852339253,14159567478142658355,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2164 /prefetch:2
          3⤵
            PID:3656
          • 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=2088,12716896165852339253,14159567478142658355,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2456 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2540
        • 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=e4a107ad4da57865e1f6ae2aca4b583d2b5af6d6fc339875aea6aa2036bd0a18.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:4780
          • 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,0x100,0xd4,0x104,0x7ffb943746f8,0x7ffb94374708,0x7ffb94374718
            3⤵
              PID:4724
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2196 /prefetch:2
              3⤵
                PID:3840
              • 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=2160,15278101538692729053,8443688438469367387,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2300 /prefetch:3
                3⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:1948
              • 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=2160,15278101538692729053,8443688438469367387,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2648 /prefetch:8
                3⤵
                  PID:3496
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --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=3348 /prefetch:1
                  3⤵
                    PID:3936
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --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=3352 /prefetch:1
                    3⤵
                      PID:1760
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --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=4000 /prefetch:1
                      3⤵
                        PID:4352
                      • 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=2160,15278101538692729053,8443688438469367387,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5072 /prefetch:8
                        3⤵
                          PID:2224
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --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=5756 /prefetch:1
                          3⤵
                            PID:2908
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --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=5720 /prefetch:1
                            3⤵
                              PID:2676
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3656 /prefetch:1
                              3⤵
                                PID:4584
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3712 /prefetch:1
                                3⤵
                                  PID:5088
                                • 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=2160,15278101538692729053,8443688438469367387,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3880 /prefetch:8
                                  3⤵
                                    PID:4884
                                  • 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=2160,15278101538692729053,8443688438469367387,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4968 /prefetch:8
                                    3⤵
                                      PID:3608
                                    • 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:2676
                                      • 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,0x7ff717155460,0x7ff717155470,0x7ff717155480
                                        4⤵
                                          PID:4456
                                      • 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=2160,15278101538692729053,8443688438469367387,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4968 /prefetch:8
                                        3⤵
                                        • Suspicious behavior: EnumeratesProcesses
                                        PID:4420
                                      • 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=2160,15278101538692729053,8443688438469367387,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=7032 /prefetch:8
                                        3⤵
                                          PID:5024
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2160,15278101538692729053,8443688438469367387,131072 --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=4976 /prefetch:2
                                          3⤵
                                            PID:2868
                                      • C:\Windows\System32\CompPkgSrv.exe
                                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                                        1⤵
                                          PID:3776

                                        Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

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                                        Downloads

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

                                          Filesize

                                          471B

                                          MD5

                                          8212d70c86ce431d59072c64f70a8279

                                          SHA1

                                          b221f0de1fb741bff50d0536566f1a9602757ee1

                                          SHA256

                                          b43ab742a745a5293b46de337819f22995835f52e29656ff8fb2eb5a1f569229

                                          SHA512

                                          08925c1502691ca0eebc03dcf82ba0efba59a3c480edbe7ace5632fcd2cb4d03895bb3babd41effa627b162bd3d88d51b8daeeadd657e49d39b4ebb202281d0e

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

                                          Filesize

                                          442B

                                          MD5

                                          045ad7642fccbf45c28a491f1cc1d389

                                          SHA1

                                          11e1a8c5afbd2e30fbc24bd19cd496e503738cdd

                                          SHA256

                                          98f9759561b41f300450ed0efd7fd584fd4098e80913df21ac4707f912a30527

                                          SHA512

                                          69ed1f3865b8c72d626f8968b8979d0262674f862417cbe6453a4da99d0a8062b1c5e64f0c8f631d25352383c4ff16d7d47291e3a286b5b6071c80b81691de66

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

                                          Filesize

                                          152B

                                          MD5

                                          727230d7b0f8df1633bc043529f5c15d

                                          SHA1

                                          5b24d959d4c5dcf8125125dbee37225d6160af18

                                          SHA256

                                          54961bcb62812886877fcd3ad3896891099cc4bddc51ea6f07a606cf5124d998

                                          SHA512

                                          35735f0dadf7ee69bcccd5e9120d6a55db39138eff58acbe4ea8116fb007c54a024028dccd5f25856ffcf33e1f3bdccfd8d0e2527130a16351debb04c27b8df9

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

                                          Filesize

                                          152B

                                          MD5

                                          727230d7b0f8df1633bc043529f5c15d

                                          SHA1

                                          5b24d959d4c5dcf8125125dbee37225d6160af18

                                          SHA256

                                          54961bcb62812886877fcd3ad3896891099cc4bddc51ea6f07a606cf5124d998

                                          SHA512

                                          35735f0dadf7ee69bcccd5e9120d6a55db39138eff58acbe4ea8116fb007c54a024028dccd5f25856ffcf33e1f3bdccfd8d0e2527130a16351debb04c27b8df9

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

                                          Filesize

                                          152B

                                          MD5

                                          727230d7b0f8df1633bc043529f5c15d

                                          SHA1

                                          5b24d959d4c5dcf8125125dbee37225d6160af18

                                          SHA256

                                          54961bcb62812886877fcd3ad3896891099cc4bddc51ea6f07a606cf5124d998

                                          SHA512

                                          35735f0dadf7ee69bcccd5e9120d6a55db39138eff58acbe4ea8116fb007c54a024028dccd5f25856ffcf33e1f3bdccfd8d0e2527130a16351debb04c27b8df9

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

                                          Filesize

                                          152B

                                          MD5

                                          7b4b103831d353776ed8bfcc7676f9df

                                          SHA1

                                          40f33a3f791fda49a35224a469cc67b94ca53a23

                                          SHA256

                                          bf59580e4d4a781622abb3d43674dedc8d618d6c6da09e7d85d920cd9cea4e85

                                          SHA512

                                          5cb3360ac602d18425bdb977be3c9ee8bbe815815278a8848488ba9097e849b7d67f993b4795216e0c168cdc9c9260de504cccb305ff808da63762c2209e532f

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

                                          Filesize

                                          152B

                                          MD5

                                          7b4b103831d353776ed8bfcc7676f9df

                                          SHA1

                                          40f33a3f791fda49a35224a469cc67b94ca53a23

                                          SHA256

                                          bf59580e4d4a781622abb3d43674dedc8d618d6c6da09e7d85d920cd9cea4e85

                                          SHA512

                                          5cb3360ac602d18425bdb977be3c9ee8bbe815815278a8848488ba9097e849b7d67f993b4795216e0c168cdc9c9260de504cccb305ff808da63762c2209e532f

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

                                          Filesize

                                          2KB

                                          MD5

                                          b9373386d2a022920edb626d6cab577d

                                          SHA1

                                          23aef04d1f6313c5472d0317d1a7a86bf974591b

                                          SHA256

                                          efff77603045aac30c50918daa940505474961ac921c070ca8a1d7d01c6433d3

                                          SHA512

                                          e169342051e6b574ccecc15a161e38a1a5357fc82daf98cb4f94c6384e59b9092fe86948909e607b68f24fddf6781d98ee8f4f9b06e82ca22019e707d8906bda

                                        • memory/1196-137-0x0000000000400000-0x0000000000514000-memory.dmp

                                          Filesize

                                          1.1MB

                                        • memory/1196-132-0x0000000000400000-0x0000000000514000-memory.dmp

                                          Filesize

                                          1.1MB