Analysis

  • max time kernel
    66s
  • max time network
    63s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 20:29

General

  • Target

    http://steamcommuitty.com/gift/id=8237689101

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 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 32 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 http://steamcommuitty.com/gift/id=8237689101
    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:2216
    • 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,0x100,0x104,0xd8,0x108,0x7ffd5f9f46f8,0x7ffd5f9f4708,0x7ffd5f9f4718
      2⤵
        PID:3272
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,13993686333504088160,6531756577298454489,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
        2⤵
          PID:3716
        • 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=2148,13993686333504088160,6531756577298454489,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2260 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:644
        • 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=2148,13993686333504088160,6531756577298454489,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2956 /prefetch:8
          2⤵
            PID:1904
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,13993686333504088160,6531756577298454489,131072 --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=3228 /prefetch:1
            2⤵
              PID:4216
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,13993686333504088160,6531756577298454489,131072 --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=3304 /prefetch:1
              2⤵
                PID:756
              • 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=2148,13993686333504088160,6531756577298454489,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5404 /prefetch:8
                2⤵
                  PID:5000
                • 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=2148,13993686333504088160,6531756577298454489,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5404 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:3608
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,13993686333504088160,6531756577298454489,131072 --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=4900 /prefetch:1
                  2⤵
                    PID:3776
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,13993686333504088160,6531756577298454489,131072 --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=5156 /prefetch:1
                    2⤵
                      PID:4664
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,13993686333504088160,6531756577298454489,131072 --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=3396 /prefetch:1
                      2⤵
                        PID:1924
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,13993686333504088160,6531756577298454489,131072 --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=5796 /prefetch:1
                        2⤵
                          PID:1400
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:704
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:3580

                          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

                            432B

                            MD5

                            25560941bdba0665df55f2e4941e7a57

                            SHA1

                            62d3f51e0a0b5317014d587c72e2dc85b4e029ca

                            SHA256

                            8139f32f88fe6d93a52af36afc1218f1b3ecae99fcc2f508099e7b9eb8c3c0d9

                            SHA512

                            056c1c30fb3e91cb740020e6b0de390e39520cce026d18980e7c73a7a87311da8e0edd32543cb0574527a3b47d4a92a6bd834e4451e7b84d78f4a47587085dba

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

                            Filesize

                            5KB

                            MD5

                            e93b4bce15c299207462f58956c9ae80

                            SHA1

                            e29caaf2acf72b5e96807ee55208ba67b4568c49

                            SHA256

                            7f2f7f4738299341e3562606b54f01b4387ca69659e96fa1cecb506d8ab809bc

                            SHA512

                            15dff0070772df37dc3c043ec96d20b5d651f7b4e24a6bc5a5e794c98fe00d5845f4c82d2afcd4b131b7f7db9efd2627e76842919abb42ca194ee91f2305c13b

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

                            Filesize

                            6KB

                            MD5

                            9575be5c332446548b65b16fbff603e3

                            SHA1

                            413021f29b71ed4bd7696a459c13cd6b1fc4ca43

                            SHA256

                            4615240fc34b15ca9853a80b45088239f9621faaba240607b956b27dab5cd7ba

                            SHA512

                            2fefc5d171f13babaaccb2f1cbcc262500f6300177d415b536ae173484f3cc9228e6379e9a083ca9f86bbe8c9d4227ebefcea5c110eb593a3d6e2ca641d6448f

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

                            Filesize

                            6KB

                            MD5

                            a01bb0082f6b160bfc0421d11d6ffaf2

                            SHA1

                            17cb6483b739fa925b23b18a9084e1f8a2f3a318

                            SHA256

                            7f0d8d14dd48bcf512f673db98916ae548b60a5acff4a40b1e691c398371a062

                            SHA512

                            f56a0b56835ee6ad2cb38cdb7beb3217b3265d87ee71acc74828031571dbf57131e99546d75518eced0e4463a934728dc1e04b7a42422e6b94d6f4a9754fd4c2

                          • 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

                            b9e5e79b0b7a58b74e535c5ce750c577

                            SHA1

                            d6c6aa097424a2de4d1ad173eb0b44da61a511a4

                            SHA256

                            172ec3170e741dfde1c112740b5b60bb694f1b86893416fa0017235b70a9487f

                            SHA512

                            532f0a18300eb337305ab69f3ded73bcbcd3abbdb1719cae40b442d86a2742339c3f03bee7d351d2043ed052aee59750d171a298ab8869223fbf4e31f9ef64f2