Analysis

  • max time kernel
    1680s
  • max time network
    1687s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    14-11-2024 15:42

General

  • Target

    sample.html

  • Size

    812KB

  • MD5

    38f92a47351ea971541b911dbdfbb786

  • SHA1

    f45f54267092fcfb71a0fac7e3eff73ab9f0d89b

  • SHA256

    e943e022cd2f6b8c8d73857330427d57eb6d55e7dffb6acb02f605e6ce48f90d

  • SHA512

    cb0ff20878145fb2dbcf4ea3f7d5dce5f0d47685d4afa98a34a6cbe9d3bfca7021736bf56eb993a99896d04dd5f7d95cdba0458d89cae9eeceaf9bf64dbe5458

  • SSDEEP

    12288:8q1bRuuFhixvCyVBAkfX9JJrIi0CibkH/91UyXejDVgooIuc2Q48sfq/qcW06WwB:8qqX8bTD9kdNkNq

Malware Config

Signatures

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

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 12 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 C:\Users\Admin\AppData\Local\Temp\sample.html
    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:4304
    • 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffbef0e3cb8,0x7ffbef0e3cc8,0x7ffbef0e3cd8
      2⤵
        PID:4964
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1916 /prefetch:2
        2⤵
          PID:4612
        • 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=1904,10251140431390533489,11528118604890942640,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2344 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2316
        • 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=1904,10251140431390533489,11528118604890942640,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2540 /prefetch:8
          2⤵
            PID:2724
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --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=3168 /prefetch:1
            2⤵
              PID:4728
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --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=3132 /prefetch:1
              2⤵
                PID:1496
              • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5280 /prefetch:8
                2⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:3820
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --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:3080
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --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=3872 /prefetch:1
                  2⤵
                    PID:2408
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --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=5328 /prefetch:1
                    2⤵
                      PID:2136
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --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=3396 /prefetch:1
                      2⤵
                        PID:788
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3880 /prefetch:8
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:3800
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1904,10251140431390533489,11528118604890942640,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1172 /prefetch:2
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4224
                    • C:\Windows\System32\CompPkgSrv.exe
                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                      1⤵
                        PID:844
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:1320

                        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

                          4c1a24fa898d2a98b540b20272c8e47b

                          SHA1

                          3218bff9ce95b52842fa1b8bd00be073177141ef

                          SHA256

                          bbcc378fcbf64580e7a48b4e7ca9be57fa0a1f2e747f488325685bdb18d73a95

                          SHA512

                          e61f196e7f1c9a5fe249abe9b11eea770fb2f4babc61f60b12c71f43e6fe9354cf14869daf46abc2c2655bce180252acd43c10562a2dcd31fa7d90d33253820e

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

                          Filesize

                          152B

                          MD5

                          f1d2c7fd2ca29bb77a5da2d1847fbb92

                          SHA1

                          840de2cf36c22ba10ac96f90890b6a12a56526c6

                          SHA256

                          58d0f80310f4a84f687c5ce0adaa982eb42fe4480510399fa2ae975d40bb8bc5

                          SHA512

                          ede1fafea2404f16948fe0b5ea5161ccee3ee6e40c55ff98c337eac981a6776b9c73dc030a5c59e4347aec91259f497539206e71949c33adcecbf2c846709e14

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

                          Filesize

                          367B

                          MD5

                          3dce5fe5978fa9421facce55c4594af5

                          SHA1

                          e72b242822f88e4824c4d1ab8dce9550627de47a

                          SHA256

                          65d647ca68b46f75c6223b383c3984024291169de1c596849ee2d34dea19253f

                          SHA512

                          2d099109deb49f4407cf39caa0783a62c8d1ef7e0939d1c2547e01da027e76b9f6e609ddc2c10b50e3f09f31f24450ee649bf6607934f4abad832bda5d0d8976

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

                          Filesize

                          5KB

                          MD5

                          ef3496fb73f38a8f68a7efde80bd0627

                          SHA1

                          533cedf3c18ff8e73c750ac0b986e3f0f28006c9

                          SHA256

                          06f8151192acb751bad4a996860e813ea3deeb440188a08eaecd62fc96b5a21d

                          SHA512

                          aca4d64dcf20a99f8a31a6d3c4a038d60f23c77d750a9cac74f2796ba87ef70be5bc91acd13eed007e30c1ea821dc39f3d0abdf00f530eb080b32f9c53ec86e7

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

                          Filesize

                          5KB

                          MD5

                          fb8cc4ffc5d0e297df1e47ecd9d9db52

                          SHA1

                          3fc6a5196a0bddff9575993e1da2873ebc0056fe

                          SHA256

                          3251221be8e98946fc8ee654c19b1b65095bab2ec263ee12237e3fa65c99c88d

                          SHA512

                          c19417dc1ec21165226c4802d3a052958e2ff93809241edf5309372f85a12450bc6ee905e820d064cf5f80daa0c65d61077608ea60a9c4675e6005e316c368d2

                        • 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

                          3829484c864ee1fc59d0e3c6b68029be

                          SHA1

                          a0178cfdbfd6b84b3e520a67bde53b0aa8285d23

                          SHA256

                          762f3a91426fe796709de4c66f030aea492878155fd853ddd5f6a2509603093d

                          SHA512

                          07e00177262b65603cf8dbfa9e2cc57f11a0f5faa0439b798b53f7232c7b941601fb951324f78520aecd9100970f403c2a3e2618466d2904523451bd62eb139c