Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2023, 06:17

General

  • Target

    https://aka.ms/AAb9ysg

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://aka.ms/AAb9ysg
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:976
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffdbe0c46f8,0x7ffdbe0c4708,0x7ffdbe0c4718
      2⤵
        PID:828
      • 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=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2440 /prefetch:3
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:672
      • 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=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2892 /prefetch:8
        2⤵
          PID:4212
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1992 /prefetch:2
          2⤵
            PID:4128
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3416 /prefetch:1
            2⤵
              PID:4712
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3388 /prefetch:1
              2⤵
                PID:3196
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5020 /prefetch:1
                2⤵
                  PID:1876
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3600 /prefetch:1
                  2⤵
                    PID:2876
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3588 /prefetch:1
                    2⤵
                      PID:4112
                    • 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=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5400 /prefetch:8
                      2⤵
                        PID:4368
                      • 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=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5400 /prefetch:8
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1944
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4536 /prefetch:1
                        2⤵
                          PID:5012
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5192 /prefetch:1
                          2⤵
                            PID:1036
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1904,10722319700647707300,10205371103632637300,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --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=2192 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4376
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:32
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4056

                            Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

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

                                    Filesize

                                    152B

                                    MD5

                                    f95638730ec51abd55794c140ca826c9

                                    SHA1

                                    77c415e2599fbdfe16530c2ab533fd6b193e82ef

                                    SHA256

                                    106137874d86d602d1f4af7dac605f3470ec7a5d69b644b99d502bb38925bbd3

                                    SHA512

                                    0eb01b446d876886066783242381d214a01e2d282729a69b890ae2b6d74d0e1325a6bd4671738ebe3b6ecadc22ceb00f42348bad18d2352896ed3344cc29f78a

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

                                    Filesize

                                    111B

                                    MD5

                                    285252a2f6327d41eab203dc2f402c67

                                    SHA1

                                    acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                                    SHA256

                                    5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                                    SHA512

                                    11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

                                    Filesize

                                    414B

                                    MD5

                                    2c2f2e553fc08b01c1f1425af6eec343

                                    SHA1

                                    4ceea8015622814e1931c141a86a58f10b8c1e88

                                    SHA256

                                    da53165a70d77a62829dca218f5a5474972380e81dcee38013cdbde6d77fb180

                                    SHA512

                                    987b164239dcf00a5b79a5605693be9785d633db249c1c0b152230b87d4a9ee2bc9172bd501e7d48486296a3a0b29587227ff27d1b225d85cf74d0b7d6707ea5

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

                                    Filesize

                                    5KB

                                    MD5

                                    373ef33d03b119fc9e8451a0b2012927

                                    SHA1

                                    1c9dd07c9a4433f1bde433e553df399c5d3e576d

                                    SHA256

                                    137ca05da408c65ef40474f8664992ba06b70550278f8733673751ec920ebe48

                                    SHA512

                                    e20a38654c8b2e347467211898da961e0d46a1f20eded6334059a4ff9992d99156a145107fb6e734c8ffbc1be60e2b78da1aa6926e7dc5d9ba2d610977ddc626

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

                                    Filesize

                                    5KB

                                    MD5

                                    6ca6f0032951249561f88d44cc42dc2d

                                    SHA1

                                    a6e45ac98bf42801da4d382ff3b4c14acc9ead34

                                    SHA256

                                    b04dbe942163a2ec43459bea3ed485f0504190d2d7f26b7b382d56d3c9fdf4f2

                                    SHA512

                                    2d5e72da781a38fb6bbf85ec7dcfb91ae47836559bfa84d88a1a22a2e2d8c2fa27677f1078f3e6b5133c06d3f2a4afea1d5921f2b390c78bd31c7748d7a7719c

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

                                    Filesize

                                    24KB

                                    MD5

                                    4a078fb8a7c67594a6c2aa724e2ac684

                                    SHA1

                                    92bc5b49985c8588c60f6f85c50a516fae0332f4

                                    SHA256

                                    c225fb924400745c1cd7b56fffaee71dce06613c91fbbb9aa247401ccb49e1ee

                                    SHA512

                                    188270df5243186d00ca8cc457f8ab7f7b2cd6368d987c3673f9c8944a4be6687b30daf8715429bd1b335391118d0ce840e3cb919ff4138c6273b286fb57b2b6

                                  • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                    Filesize

                                    16B

                                    MD5

                                    6752a1d65b201c13b62ea44016eb221f

                                    SHA1

                                    58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                    SHA256

                                    0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                    SHA512

                                    9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                    Filesize

                                    10KB

                                    MD5

                                    abd75916975a2dbc554db63337466d83

                                    SHA1

                                    fc7ff3e10447133a714c0d4d82c279827001ebeb

                                    SHA256

                                    df1fd6f4f0b0d54e399795eba67f770d8b1f19669bf8eee6d013b473fad4d497

                                    SHA512

                                    9be5c0d0f7175affd478f9e19458880597abd97dc64a836d4d7215d0a85d141a54dc99d2482f355db92a26dd2edbcd64753d6deeb68b8b841848c523a6d02b2a