Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-06-2024 15:46

General

  • Target

    https://krs.microsoft.com/redirect?id=-crYd9Lj

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://krs.microsoft.com/redirect?id=-crYd9Lj
    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:856
    • 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,0x100,0x104,0xd8,0x108,0x7ffd92c546f8,0x7ffd92c54708,0x7ffd92c54718
      2⤵
        PID:808
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2132 /prefetch:2
        2⤵
          PID:4432
        • 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=2116,1549280962394251438,2219869992344575009,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2544 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3404
        • 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=2116,1549280962394251438,2219869992344575009,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2832 /prefetch:8
          2⤵
            PID:1168
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --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=3328 /prefetch:1
            2⤵
              PID:4188
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --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=3324 /prefetch:1
              2⤵
                PID:2644
              • 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=2116,1549280962394251438,2219869992344575009,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5116 /prefetch:8
                2⤵
                  PID:428
                • 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=2116,1549280962394251438,2219869992344575009,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5116 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4596
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --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=5276 /prefetch:1
                  2⤵
                    PID:3552
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --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=3916 /prefetch:1
                    2⤵
                      PID:4180
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --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=3344 /prefetch:1
                      2⤵
                        PID:1888
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --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=3412 /prefetch:1
                        2⤵
                          PID:3164
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3332 /prefetch:1
                          2⤵
                            PID:3648
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,1549280962394251438,2219869992344575009,131072 --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=4900 /prefetch:2
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4312
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4704
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:60

                            Network

                            MITRE ATT&CK Matrix ATT&CK v13

                            Discovery

                            Query Registry

                            1
                            T1012

                            System Information Discovery

                            1
                            T1082

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

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

                              152B

                              MD5

                              537815e7cc5c694912ac0308147852e4

                              SHA1

                              2ccdd9d9dc637db5462fe8119c0df261146c363c

                              SHA256

                              b4b69d099507d88abdeff4835e06cc6711e1c47464c963d013cef0a278e52d4f

                              SHA512

                              63969a69af057235dbdecddc483ef5ce0058673179a3580c5aa12938c9501513cdb72dd703a06fa7d4fc08d074f17528283338c795334398497c771ecbd1350a

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

                              152B

                              MD5

                              8b167567021ccb1a9fdf073fa9112ef0

                              SHA1

                              3baf293fbfaa7c1e7cdacb5f2975737f4ef69898

                              SHA256

                              26764cedf35f118b55f30b3a36e0693f9f38290a5b2b6b8b83a00e990ae18513

                              SHA512

                              726098001ef1acf1dd154a658752fa27dea32bca8fbb66395c142cb666102e71632adbad1b7e2f717071cd3e3af3867471932a71707f2ae97b989f4be468ab54

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\f_000015
                              Filesize

                              207KB

                              MD5

                              e955953b801c04327c1e96c67dd3c618

                              SHA1

                              f9061d3780f153e863478106bf1afd85132bccb0

                              SHA256

                              e8965a2d52ef25918ebee58ab6971745d396177a7943acf1ed53a65bb4dddd45

                              SHA512

                              6318ff1eb838954dd73dab5ed891d47f4f39089fa5e899d30183c32269c5620bd09d169af4cf8303e3d5c2ebab23cfe9ae5d9fa5c3281023abb009f66a25782a

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

                              480B

                              MD5

                              e2d2cdc230a11aad41395ce10edfa0a2

                              SHA1

                              22722ec7dcf2906b4e0ee0fe4b861b24698f033c

                              SHA256

                              5343226508821e7420844715bb7e878fb52b9827305e1dc2c208585c0a2fb3c5

                              SHA512

                              9ff0bb00a43235e18e04df06604035e28f16a2b50090cb76944cba2355d4ae6d1dfa425186d352e08b8da6b9e1bf119f748e7e4facd0fce8cd91d020a7d5936c

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

                              2KB

                              MD5

                              a3a81842a329389ac21201dd7c1f19dd

                              SHA1

                              de2addfc3535e52d8a6abc4b12e59db3e0787fdb

                              SHA256

                              dff394857f87bd91cde535e9547f9bf3b94fa54c13ee567da56fc65dd1051e62

                              SHA512

                              150c9414438b689a74584bb10aafddf8de41841f413f60013a0bb48038f8c5a70c2ee5552cabaf177425c726a360ebf8b32359956316f9f4ad5acc05b7b78342

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

                              2KB

                              MD5

                              0f2f381e6c90212cc9eb2e8fbc31e758

                              SHA1

                              87f6e1083a659daac8eb3e2df229dc9e1a24c458

                              SHA256

                              8a759a511f842c835cb274186641cc1a1919eedb2e2058dd2e1fc1bbf4d10e59

                              SHA512

                              eecb8f256973a0deb553fa1788d6279889ebf1b722450e9f5551cc2cf361ee5cc820af862cee12883476cba5de0228c52ce52947cecf20b464d291a3b0e12bbc

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

                              6KB

                              MD5

                              a825f558cebb6dd3b889b39a3e3d4e21

                              SHA1

                              9cc164cd7a0eff2242a509ca89ab235c2900ba22

                              SHA256

                              4cb23207560bb429ef2601286b646c12e29f59d43a3011e3d565f18edde7427f

                              SHA512

                              bbf725cba1f9376825eefcf3f478394dbb92f2c37fe2dcd15b2410eee653d569fc3dbb934d495430ddae71c518ca22b9022a021daa268549080685838a16503e

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

                              5KB

                              MD5

                              8c2eaa753ce7fef3f19ebacf2e0a369e

                              SHA1

                              74e8470941374d4f110c733d5720b66ef0319474

                              SHA256

                              820309c8ecce8c0b534085e1ef924de3e155171c08be3bf947407c2c2e266c9a

                              SHA512

                              f36db5cdbaeeaf0a9f03b32d14c2f5322962f463cb25670afec14aa21bf9f0ecab043602e425bb0564abf0ef376f7480033f9b9994f8f45813c067cd39dc9dd2

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

                              7KB

                              MD5

                              4c6fb8403442e4440a4168a24e6b84fd

                              SHA1

                              104ac73242194ef3d15b2c971b4c6907b8f6d279

                              SHA256

                              ebccde01cf81081cccfb2bd229df468ea3b888cb2622ddd60974a1814b3c0996

                              SHA512

                              95d450baca3cd4bf6b9ec59c67d9b74b42c254ce0f6f9d88d0391d1ee358a20acc583e4e96506c63a804fb3752c142457bdc5ab2a8c9513123b21db225572aef

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

                              1KB

                              MD5

                              51b51151aaaf0502446142d388d4b00d

                              SHA1

                              c68ff1ce2ec8968f858905de6ded7b5ee838c6e2

                              SHA256

                              01cc407a04676fcf3da90827b14c913469916fb0316c347c928872bc797d0476

                              SHA512

                              8fad33d365729c44378f2c3f7debcf2a5ae0edf0feacee11b23235be1487b57bca245f766df963c6b9fed5872ae1dc23167d98e84d36b450d1e9901d281a5fe3

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

                              1KB

                              MD5

                              c979c3a2b7a50c01837b4590289d2bb6

                              SHA1

                              475bca087b9e32a62f5d3992a62f4aaf418545ac

                              SHA256

                              55561706024aa3d96abb44f18321879e7fb3584c7e134e637cf14e5a15a32a8c

                              SHA512

                              72ef621ff04495f98d81d5fd09f774788ac04425cc7bcec0c94658455f8fc22fd4794dadbdd7ce21e6d696d4bd25f2dba18777acd085fbb3607c958271418d49

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

                              1KB

                              MD5

                              3dd80504e7daa3001157aa1e2027758e

                              SHA1

                              18a12efc792b2c9ca52d6befe086e70d00c74ac3

                              SHA256

                              50daa8e184c0d1b0f3fba63a81d9b17b3c573f99b73a2557b66e1039d057fb24

                              SHA512

                              eab1dde5e56d69e71e7db669c34a1787ff6c3f920f4267ef32d01c7435346b7a5b7cde1ed90b2aeb41bc7cca6bdcc06e86f7c99898e49ba216e7aa9912e02710

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe57d0bd.TMP
                              Filesize

                              540B

                              MD5

                              3419ed80cd1f4b1ae8cced3986eb3930

                              SHA1

                              b0f6ea1490402d1dd10f67e2a594dbdbff3db027

                              SHA256

                              6ca7116269d044b1dfbc1885e1d0e348e3fd60363e7574b23e748dab7244d4b5

                              SHA512

                              693c48e42a1ae585c63be38b81247481fefbc3ac4b12f4ecf26f5913e5f4965ee1d6b6aeb172c2c9aaff1b96373940b003f86ec5678dc024f2ef90fe2cd51357

                            • 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

                              5356c2cb061f37144ec8b9b253891302

                              SHA1

                              34aac6ac955fea824db1eaa37b570a49e43ce514

                              SHA256

                              46d3c05c8c469cc78d9cca6cae82d2d072c539b169c4410ae7684f32ad98420d

                              SHA512

                              386ce97c767ce80c616ca4bb21025beac05c85dc820fc61509b62d506e9fcfdc09354825df70bd1d9bd4ed9469b7e36940701fae315602ef1789fc97c4653211

                            • \??\pipe\LOCAL\crashpad_856_SFWVTVGNHICZNNRN
                              MD5

                              d41d8cd98f00b204e9800998ecf8427e

                              SHA1

                              da39a3ee5e6b4b0d3255bfef95601890afd80709

                              SHA256

                              e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                              SHA512

                              cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e