Windows 7 deprecation

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Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2024, 23:04

General

  • Target

    https://nezur.io

Score
8/10

Malware Config

Signatures

  • Sets service image path in registry 2 TTPs 2 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 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://nezur.io
    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:1608
    • 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,0x100,0x104,0xd8,0x108,0x7ffffa9846f8,0x7ffffa984708,0x7ffffa984718
      2⤵
        PID:4820
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2068 /prefetch:2
        2⤵
          PID:4872
        • 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=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2164 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:5076
        • 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=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2856 /prefetch:8
          2⤵
            PID:3000
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --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=3352 /prefetch:1
            2⤵
              PID:4748
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --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=3360 /prefetch:1
              2⤵
                PID:3040
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=5380 /prefetch:8
                2⤵
                  PID:1604
                • 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=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5896 /prefetch:8
                  2⤵
                    PID:2712
                  • 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=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5896 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:460
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5508 /prefetch:1
                    2⤵
                      PID:3768
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6004 /prefetch:1
                      2⤵
                        PID:3836
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=6300 /prefetch:8
                        2⤵
                          PID:3672
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6320 /prefetch:1
                          2⤵
                            PID:3724
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6612 /prefetch:8
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:3872
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6696 /prefetch:1
                            2⤵
                              PID:2456
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,3173794311326951895,8540464344003640854,131072 --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=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6712 /prefetch:1
                              2⤵
                                PID:2200
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:3264
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2260
                                • C:\Windows\system32\AUDIODG.EXE
                                  C:\Windows\system32\AUDIODG.EXE 0x2f4 0x490
                                  1⤵
                                    PID:232
                                  • C:\Windows\System32\rundll32.exe
                                    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                    1⤵
                                      PID:5252
                                    • C:\Users\Admin\Downloads\Nezur_External\Nezur.exe
                                      "C:\Users\Admin\Downloads\Nezur_External\Nezur.exe"
                                      1⤵
                                      • Sets service image path in registry
                                      • Suspicious behavior: LoadsDriver
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious use of SetWindowsHookEx
                                      PID:5504
                                    • C:\Users\Admin\Downloads\Nezur_External\Nezur.exe
                                      "C:\Users\Admin\Downloads\Nezur_External\Nezur.exe"
                                      1⤵
                                      • Suspicious use of SetWindowsHookEx
                                      PID:5788
                                    • C:\Users\Admin\Downloads\Nezur_External\Nezur.exe
                                      "C:\Users\Admin\Downloads\Nezur_External\Nezur.exe"
                                      1⤵
                                      • Sets service image path in registry
                                      • Suspicious behavior: LoadsDriver
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious use of SetWindowsHookEx
                                      PID:5844

                                    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

                                      7740a919423ddc469647f8fdd981324d

                                      SHA1

                                      c1bc3f834507e4940a0b7594e34c4b83bbea7cda

                                      SHA256

                                      bdd4adaa418d40558ab033ac0005fd6c2312d5f1f7fdf8b0e186fe1d65d78221

                                      SHA512

                                      7ad98d5d089808d9a707d577e76e809a223d3007778a672734d0a607c2c3ac5f93bc72adb6e6c7f878a577d3a1e69a16d0cd871eb6f58b8d88e2ea25f77d87b7

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

                                      Filesize

                                      152B

                                      MD5

                                      9f44d6f922f830d04d7463189045a5a3

                                      SHA1

                                      2e9ae7188ab8f88078e83ba7f42a11a2c421cb1c

                                      SHA256

                                      0ae5cf8b49bc34fafe9f86734c8121b631bad52a1424c1dd2caa05781032334a

                                      SHA512

                                      7c1825eaefcc7b97bae31eeff031899300b175222de14000283e296e9b44680c8b3885a4ed5d78fd8dfee93333cd7289347b95a62bf11f751c4ca47772cf987d

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                      Filesize

                                      3KB

                                      MD5

                                      0a5c3382988de2059bf76ebb22db0dd9

                                      SHA1

                                      c41be0c72c9dacfa7e1737e9ce40b33a170dfb1e

                                      SHA256

                                      1810388e1086852b2d3ea92ac698f6fceb0c98b188a0c2fc40517584301604ff

                                      SHA512

                                      0bfecbca4e4f6ebbffc9d699c003f1d5dff6c3cb24b181cb5457a49048c3395695643db2b67ffb6b9315ea68ea89a70511ff6b6abf71bea6817e645b711f138e

                                    • 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

                                      740B

                                      MD5

                                      85ddf609d651c25d9ddcea38474edd94

                                      SHA1

                                      cabe98e35be24bf3b8daf959bdc608037e4fdaff

                                      SHA256

                                      51cc5e3b469f9c8b2cd7e01eb9babb178b1b6a17a55194ebddc7afd66433e932

                                      SHA512

                                      cff9045fee9846b9644aeabfa424aa2cff11849f17d92ffa9eaee295898684714d4e04e8bf4f6af1f2087cf7684628ab8ef93324b5d90945a6e6d02b4258c8ee

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

                                      Filesize

                                      6KB

                                      MD5

                                      893938ef81b0083c228a5ea295a1b6f7

                                      SHA1

                                      fbb3f91e0bdf29736c6ebe8e93534b83f5dde9c0

                                      SHA256

                                      2bb0a58ff92c4d0aae2586d54cbc7f48f4208da35df8c77f515ef35133e9f4b3

                                      SHA512

                                      96f0c0aea087008ace277d34c1f5d6c27f94f1d5cc48ad79ec4f4993f3289aba5d8a6b83f3a5b8f043c7b215d0d6cdd47f039e7c82705de9bf4e2ed8050a4073

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

                                      Filesize

                                      6KB

                                      MD5

                                      f55e4546edd812873920054237605cc7

                                      SHA1

                                      b3b9e87b46d11339564360750cbcbd712d292ef0

                                      SHA256

                                      97ccb2737dba8759a78e001edc6310cb0b37b253f656e284e572451f79fce98b

                                      SHA512

                                      32de528dc6c2a1c903411ea69e572577fc5bbf8969153c2591ef828cd6e6270cb81e3d4b9eb7cf82d24f1f90be0cfb4c8de80acdb6004343f853b4a949a95f74

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

                                      Filesize

                                      6KB

                                      MD5

                                      44500c59f13937060e4300d9b563415f

                                      SHA1

                                      466528af7cf970e9ff7d0b524760d942723db44c

                                      SHA256

                                      b1227543e177e81c60c9b37cc28c39f6a5d538c909b020e7f863b35da4926b8c

                                      SHA512

                                      4976bd17b2bb5ab7572e15c752d31453022173aa1dad91d98a4a8a05c520cbcc41645b1e3509aa789207e9f44e2c82b3893c5e118e9a35357068c25f982dea6f

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

                                      Filesize

                                      6KB

                                      MD5

                                      e7a0640ad3761e4aacfa75dad753ed8a

                                      SHA1

                                      fe8443cf7c7b18a2cbef56dcaec768f2a282d586

                                      SHA256

                                      d93fba55bf88931755d111670bb0acd82982fbc85f23fea14092226123fda4c7

                                      SHA512

                                      a61943aad40e33b53cc852768dce71b794bf72cf46b8ce3d7096d7134e7afc492e08c0edf3ba8538e354f9cd1519ec94538a4469a52bd6ce5e935d8bbc35f063

                                    • 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

                                      20e84bb4eb476857ee3dc22e2fd156f0

                                      SHA1

                                      ed48971fa30dc6f92eb2da8c0dc2ee119aae8739

                                      SHA256

                                      04cd1964ccacc5eb98cc2fd5c512978db2255167959cae5cd83a98830dde0cda

                                      SHA512

                                      8cb4b91ead789a0566ad44e21c7dff5dc57c9734065dd8ee201290a8c8dbf7174df951afa45376c2bc4805331b24c525da2541a0ee032946fb8b7552ca56a2b0

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

                                      Filesize

                                      11KB

                                      MD5

                                      7fc1927889afb3a84faf9ffa007676b5

                                      SHA1

                                      5307469aedd67e80c332c26f118acf07b5fb5414

                                      SHA256

                                      51b4c19ecef7ad60e0f11abffe9b10fdcf389cd8147920c198ca635453268725

                                      SHA512

                                      a696eb519bd7396a267038ee781c09d354b86fd6c053bc2139f156a3e3588d494fde896887f1abca658cf445e0adde3a584998e2a59d1c96ddf656a11c5d7722

                                    • C:\Users\Admin\AppData\Local\Temp\frAQBc8Wsa1xVPfv

                                      Filesize

                                      13KB

                                      MD5

                                      6d4159694e1754f262e326b52a3b305a

                                      SHA1

                                      d5fd9fe10405c4f90235e583526164cd0902ed86

                                      SHA256

                                      b9a4e40a5d80fedd1037eaed958f9f9efed41eb01ada73d51b5dcd86e27e0cbf

                                      SHA512

                                      480d1dac3f9eddd38c97845cc173e77d17aa5ae69f06654edef07de6dc3c336741b691744da0a1477b48de3f42320f6dbae54669692d6b590ad971a272c4d1ab

                                    • C:\Users\Admin\Downloads\Nezur_External.zip

                                      Filesize

                                      1.0MB

                                      MD5

                                      9d7a75ce995459ca7a84c715a164dfcf

                                      SHA1

                                      2c838542508f4ed4e25aae078524eff8fed84b90

                                      SHA256

                                      6a661eb1a5f7d1870b4c1d9817da5b3b0ebf637b10a15f0c61a57e9253ca493a

                                      SHA512

                                      a01c473b1d7ea8b15c455dd2cbe2620af06ea93596253cbce98a08506cfe5cbf87bc04513e56622197dcfdc56e980ac828de4bb0d4bc651c8a1709680afd3821