Analysis

  • max time kernel
    145s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-12-2024 16:47

General

  • Target

    https://ykg8ek.s3.amazonaws.com/index.html?AWSAccessKeyId=AKIAWPPO57XS4BTHJAEO&Signature=7Cwmlt57YZAO4n8h2F2nDELAP2w%3D&Expires=1735126049

Malware Config

Signatures

  • Detected potential entity reuse from brand MICROSOFT.
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 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" --start-maximized --single-argument https://ykg8ek.s3.amazonaws.com/index.html?AWSAccessKeyId=AKIAWPPO57XS4BTHJAEO&Signature=7Cwmlt57YZAO4n8h2F2nDELAP2w%3D&Expires=1735126049
    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:2272
    • 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,0x100,0x104,0xd8,0x108,0x7ffbc53746f8,0x7ffbc5374708,0x7ffbc5374718
      2⤵
        PID:800
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2140 /prefetch:2
        2⤵
          PID:4888
        • 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=2156,9177765552715319687,9926351609747881981,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2456 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2112
        • 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=2156,9177765552715319687,9926351609747881981,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2712 /prefetch:8
          2⤵
            PID:2916
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=3332 /prefetch:1
            2⤵
              PID:1788
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=3344 /prefetch:1
              2⤵
                PID:3432
              • 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=2156,9177765552715319687,9926351609747881981,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5460 /prefetch:8
                2⤵
                  PID:4388
                • 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=2156,9177765552715319687,9926351609747881981,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5460 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1216
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=5680 /prefetch:1
                  2⤵
                    PID:4032
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=6088 /prefetch:1
                    2⤵
                      PID:3028
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=5152 /prefetch:1
                      2⤵
                        PID:2936
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=5084 /prefetch:1
                        2⤵
                          PID:1764
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=5144 /prefetch:1
                          2⤵
                            PID:3380
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5984 /prefetch:1
                            2⤵
                              PID:5104
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2156,9177765552715319687,9926351609747881981,131072 --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=3000 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2060
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3020
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:2376

                              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

                                85ba073d7015b6ce7da19235a275f6da

                                SHA1

                                a23c8c2125e45a0788bac14423ae1f3eab92cf00

                                SHA256

                                5ad04b8c19bf43b550ad725202f79086168ecccabe791100fba203d9aa27e617

                                SHA512

                                eb4fd72d7030ea1a25af2b59769b671a5760735fb95d18145f036a8d9e6f42c903b34a7e606046c740c644fab0bb9f5b7335c1869b098f121579e71f10f5a9c3

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

                                Filesize

                                152B

                                MD5

                                7de1bbdc1f9cf1a58ae1de4951ce8cb9

                                SHA1

                                010da169e15457c25bd80ef02d76a940c1210301

                                SHA256

                                6e390bbc0d03a652516705775e8e9a7b7936312a8a5bea407f9d7d9fa99d957e

                                SHA512

                                e4a33f2128883e71ab41e803e8b55d0ac17cbc51be3bde42bed157df24f10f34ad264f74ef3254dbe30d253aca03158fde21518c2b78aaa05dae8308b1c5f30c

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

                                Filesize

                                168B

                                MD5

                                bfd68217207a9d962a94e54e76ce80e2

                                SHA1

                                d4b67e0c1c5ac665091422d2189b324ee96393fe

                                SHA256

                                8169534cce09de164318057683dc24f9142bdb00c64daf5923ad26350b9fceca

                                SHA512

                                dcda01af3c3d32b84ab892492d71c2f9fe8183801b68f55f112fff43b3c1301eaed39801f873fcc6530eec96f9cb87eb53ddf39921514421203533b0d9e0a159

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

                                Filesize

                                346B

                                MD5

                                7cc97916ab0be7fef87e3052fa9092f1

                                SHA1

                                cbdc9fd70b8f2fa886eeb9a63cec6b65d23b6b9e

                                SHA256

                                677a1af7894bddd42d9f690533875a79ece4a7e5656ddefa6367821915217258

                                SHA512

                                15fc297d4feedcd6654df44c3c41cae7f88a2e202f479ee26da74318b5d4dcca24ff180bd15b28f0e23e594e3af352c609df7910463bfc9e86b71641a89b5270

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

                                Filesize

                                437B

                                MD5

                                f8082035a4ca43e313788c4e2ab53968

                                SHA1

                                8b55a98e8008c918a4cecc73cb10b0c0fbe42947

                                SHA256

                                2e84c85b6da05490e116957d308cdf058b0b165a1cdec9b15e1f543f58334971

                                SHA512

                                b0f21cf662adda045c9f9478a19de23865ac418610f54c6a7e22ec0559c9fcd5cabaebc4f7315ef09741aa530f48c553283eb8a38d8f39e8963ed58d31fe6fb5

                              • 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

                                6KB

                                MD5

                                e24424b87fad011f3c08ac35a1853d76

                                SHA1

                                f51a3151a53230353296190f7ea02a757667ae99

                                SHA256

                                f97b30c211cf00912e9f5ac12f42e8f7261f4ce7a94acf5d844059a48a685d7d

                                SHA512

                                a1b49e2f6ceb08559b85aee43c4ad0d2b676e1fe7c0673c95db8fd403ea8e05486db887610569b757ba23c1bb9583454044be8d0f6bcff9c59a3496ec8724507

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

                                Filesize

                                5KB

                                MD5

                                c7929db51b178aef6b6edb03a5335372

                                SHA1

                                dd0fa96caa3318820e5b036fcfd3772d6abefbf6

                                SHA256

                                c334353cdb210d3b0e0aa4601a347a9e4fb9e05710dbbea4fc9257eee7b0869c

                                SHA512

                                980095c496e0540c5887ec9ad1c0419d1441084a9aeb84df6144c4cc94aae2b1642096de3174a1f87c2eeeccfb32396a3a5f288e00f8062bb5ff738f40632a15

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

                                Filesize

                                6KB

                                MD5

                                65cb77975708d254332389d289ea0c8a

                                SHA1

                                c744910e8d004cf876d0c0353710d7ba1522cdf6

                                SHA256

                                73b759a4bcf79ab47af7d0a6e5a24a1d50547964f38e8fbefb88e2266920f840

                                SHA512

                                492ac86ac6087cf63c6d1bade8b74abb0324818427d71719928a99f674634f1064399d1966cca8c95dd9f5f0167ce2a266fefb50a9721d68da81d3e22184b2a4

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

                                Filesize

                                371B

                                MD5

                                a55b4bf5d0a6bd3b9ad6d100b92adb12

                                SHA1

                                0cd0c19e188e14e157aea1b4ff54e65eef533dcf

                                SHA256

                                ed2c700f42761e1c1566586894b58210b6bf6e5fab7ee2463740b608143c944d

                                SHA512

                                0c29cb8c1b12ad1535028478e8be56fa474516c6602a21b89eeff835fae83f6e67f33ec7bdeb4cfc337a04a11415e68edf1d953328f98c67f626b13c922ced35

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe58e809.TMP

                                Filesize

                                203B

                                MD5

                                4b3b5a6c559b348b667cf3f9614e8d3d

                                SHA1

                                0625ebfa53506335831e3b2f0e663cdab812c95b

                                SHA256

                                75deeea12d9f34dee341a9d866ba5e957b9e29d6c8ad6269b06e5764b6be7fd0

                                SHA512

                                1a38c45fdd4b8567c559720ab71f2d8a3f39974e9e9400becd6c7ab51a3e9199f64d23a3aae44dead4c05fbeaa11adf4765e113e5edbae816d87b343816b04dd

                              • 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

                                455c59118d295c5f4f2fd9a6ec82acea

                                SHA1

                                813bace4a7cc78d431167e40793de0247e535a3b

                                SHA256

                                9ac0d7df43e9a157dac284c4c42551938c00cc4ef822ccff221e79a6f95707c2

                                SHA512

                                6eddb22d2aadc1c148eb6470a6ee0f5ddf3a6d4144e6b69caf05246b700f9db5f8b29c9a0616eafabcc657fdeabdf62d5d8a652328dbe8d499fc1a09850826bf