Analysis

  • max time kernel
    25s
  • max time network
    21s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    30-12-2024 01:28

General

  • Target

    https://store.steampowered.com/app/3184660/GunZ_The_Duel/

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 8 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 https://store.steampowered.com/app/3184660/GunZ_The_Duel/
    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:1012
    • 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,0x7ffdb49a3cb8,0x7ffdb49a3cc8,0x7ffdb49a3cd8
      2⤵
        PID:1072
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1912,7073652984572889040,4655459390836264709,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1920 /prefetch:2
        2⤵
          PID:3364
        • 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=1912,7073652984572889040,4655459390836264709,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2412 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3408
        • 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=1912,7073652984572889040,4655459390836264709,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2688 /prefetch:8
          2⤵
            PID:2664
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,7073652984572889040,4655459390836264709,131072 --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=3112 /prefetch:1
            2⤵
              PID:920
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,7073652984572889040,4655459390836264709,131072 --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=3268 /prefetch:1
              2⤵
                PID:2476
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,7073652984572889040,4655459390836264709,131072 --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=5320 /prefetch:1
                2⤵
                  PID:2600
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,7073652984572889040,4655459390836264709,131072 --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=5324 /prefetch:1
                  2⤵
                    PID:1844
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,7073652984572889040,4655459390836264709,131072 --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=3308 /prefetch:1
                    2⤵
                      PID:2064
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1912,7073652984572889040,4655459390836264709,131072 --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=3384 /prefetch:1
                      2⤵
                        PID:5016
                      • 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=1912,7073652984572889040,4655459390836264709,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5344 /prefetch:8
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:2088
                      • 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=1912,7073652984572889040,4655459390836264709,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5324 /prefetch:8
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:3552
                    • C:\Windows\System32\CompPkgSrv.exe
                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                      1⤵
                        PID:32
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:1040

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

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

                          Filesize

                          152B

                          MD5

                          e1544690d41d950f9c1358068301cfb5

                          SHA1

                          ae3ff81363fcbe33c419e49cabef61fb6837bffa

                          SHA256

                          53d69c9cc3c8aaf2c8b58ea6a2aa47c49c9ec11167dd9414cd9f4192f9978724

                          SHA512

                          1e4f1fe2877f4f947d33490e65898752488e48de34d61e197e4448127d6b1926888de80b62349d5a88b96140eed0a5b952ef4dd7ca318689f76e12630c9029da

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

                          Filesize

                          152B

                          MD5

                          9314124f4f0ad9f845a0d7906fd8dfd8

                          SHA1

                          0d4f67fb1a11453551514f230941bdd7ef95693c

                          SHA256

                          cbd58fa358e4b1851c3da2d279023c29eba66fb4d438c6e87e7ce5169ffb910e

                          SHA512

                          87b9060ca4942974bd8f95b8998df7b2702a3f4aba88c53b2e3423a532a75407070368f813a5bbc0251864b4eae47e015274a839999514386d23c8a526d05d85

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

                          Filesize

                          936B

                          MD5

                          8241ede9a296900236be7a785794373d

                          SHA1

                          ff4bef0f955665f1b458af09fc0aba7d13ca7a44

                          SHA256

                          e9699c15c3ca523a9cb8eee74d6a9ffeb431cc173b9681a817c0c77c10b13aa6

                          SHA512

                          a871ba1c621f9e7986a8005406ae5722557ee5266079cd5fd5d0a58f35fd7f9aeb21b1f8126e16eede58fe5f107fc4041cc5dfac03ad8abefbba45213a2968fa

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

                          Filesize

                          6KB

                          MD5

                          0e6ed69fe11d44251e27019352cef851

                          SHA1

                          d58757e9c1c7409ed0d0c4af1cd81385373f6c8f

                          SHA256

                          d25652e7e64efaca3505fcdf2bce40c981026d869e2c057fabee6041ba0a6f9b

                          SHA512

                          b4f03e7016e02b12bb8ccc04ab0aff4432b0b37f07acb54ac0546ccdfa2e7919b0cc02ced3c1a8b3fda4eebeebab5975537988da5d8663bf65414dd1c6c6b335

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

                          Filesize

                          5KB

                          MD5

                          a41e554fd4601d9a6fec463028ea9c4b

                          SHA1

                          2f77508db60ca28a238ab0b5084a99838f5789f4

                          SHA256

                          4daae166c66199eed09128c1e59491fdf7c6385b1c31e4444947df65ac2e2e5a

                          SHA512

                          472b408294c747a0e43dcab702461c5770b9e40ab3f1e3209cc33e816f7ae2d208fa09fb2ae9abc43188eacce53a74939ac57506944409071418987e82ce6fb4

                        • 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

                          b9afd577b812b0c2f8a441b55180bdee

                          SHA1

                          4b47df62af4499207115db65ac8f061d36e6a7c7

                          SHA256

                          15ae80a086ee1b1c158bfb5d5bac02a4a2dd3c00385fd9e0e3ed6b0def1589f7

                          SHA512

                          f88d907f20085baecbc7a6dad0eb3b4bd8465f13d8c904d2791c8361ae44a3e7cd53b318d91cee1a3c0be43b80d4aaa073b3b107a78c335bcd8665c2851c5ff8