Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05-12-2024 17:11

General

  • Target

    https://steamcommunity.com/profiles/7985607655678567856/

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand STEAM.
  • Checks processor information in registry 2 TTPs 12 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 21 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://steamcommunity.com/profiles/7985607655678567856/"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5408
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://steamcommunity.com/profiles/7985607655678567856/
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5152
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1960 -parentBuildID 20240401114208 -prefsHandle 1888 -prefMapHandle 1880 -prefsLen 23678 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {e1efe581-6bc1-4269-896e-46e1cb87a786} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" gpu
        3⤵
          PID:1728
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2380 -parentBuildID 20240401114208 -prefsHandle 2372 -prefMapHandle 2368 -prefsLen 24598 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2b8b7ccd-99b0-4896-a73c-f05da81058f0} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" socket
          3⤵
          • Checks processor information in registry
          PID:5132
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2816 -childID 1 -isForBrowser -prefsHandle 2600 -prefMapHandle 2608 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1284 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b080500d-ebed-41ae-b62f-00655f028f89} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" tab
          3⤵
            PID:5352
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3588 -childID 2 -isForBrowser -prefsHandle 3580 -prefMapHandle 3576 -prefsLen 29088 -prefMapSize 244658 -jsInitHandle 1284 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {62d0dcd2-5de1-49ba-a6d7-4b0954a4617b} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" tab
            3⤵
              PID:4052
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4420 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4416 -prefMapHandle 4408 -prefsLen 29088 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c8e5f2ea-8b6e-4a80-bad4-52e1cac38313} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" utility
              3⤵
              • Checks processor information in registry
              PID:3824
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5496 -childID 3 -isForBrowser -prefsHandle 5492 -prefMapHandle 5484 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1284 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ae32681d-f6a4-42d7-97e0-95c91fa117a7} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" tab
              3⤵
                PID:4880
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5620 -childID 4 -isForBrowser -prefsHandle 5628 -prefMapHandle 5632 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1284 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8c3e1686-427c-448d-b037-16610cb88734} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" tab
                3⤵
                  PID:2708
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5896 -childID 5 -isForBrowser -prefsHandle 5816 -prefMapHandle 5820 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1284 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c7f5f8e3-024e-4552-acfb-edc7f50abbb2} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" tab
                  3⤵
                    PID:2512
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4148 -childID 6 -isForBrowser -prefsHandle 4104 -prefMapHandle 4220 -prefsLen 27211 -prefMapSize 244658 -jsInitHandle 1284 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c9a5cd88-e670-4da9-8c56-20ccd018d943} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" tab
                    3⤵
                      PID:2408
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4144 -parentBuildID 20240401114208 -prefsHandle 6336 -prefMapHandle 6356 -prefsLen 29355 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0ca22249-2c59-4137-bdd4-8590e26dd59c} 5152 "\\.\pipe\gecko-crash-server-pipe.5152" rdd
                      3⤵
                        PID:4432

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\activity-stream.discovery_stream.json

                    Filesize

                    22KB

                    MD5

                    f7bc8c1a9b0b56a47bf59a9204c2cb44

                    SHA1

                    a319adc5242b498986d926aba3f672315ff6697f

                    SHA256

                    fd2b1d329cd7b8358c6b5c915469841abf6a1b3dfceb95f04c6d3b6356f6aba8

                    SHA512

                    c5a6d7edd4872a6da21496215e57f2c38f25654a13919578c929138650a573a2ae407c91033782174b6b130621cd9161323b8135b17baa7b5fa9098982ef25b0

                  • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\cache2\entries\37373F56CBD822F5FCF64BA01E1320A0924D8460

                    Filesize

                    24KB

                    MD5

                    424e9220e94d251dc520dbb64db911bc

                    SHA1

                    ee49058244019270e8eaa91f113d1a667b10ae30

                    SHA256

                    a22776626ac3b47d1a1e5655cb03f2ec1d4290e22f1a4fb1896c15acb52f4e53

                    SHA512

                    34ea919125530a29b413d4b9c9983a5c37fc46dd8d1b2f1070760bc130d21b936c6cf3a571283316e3fb44f79cce136a86508809586e3f0f674b30b2f895ece6

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\AlternateServices.bin

                    Filesize

                    6KB

                    MD5

                    04dca741ec56416c50de457f7dbf32fd

                    SHA1

                    0e26eb3ff62d357520a0720f13be56cd455896d8

                    SHA256

                    8acf8ad5991dc42cdde70c33610d816289422a126ec4b2e93e9091a263a2cdc4

                    SHA512

                    b2af94be59486fd462ecdaf2263ef9ac0c72d14f69d6c7c49c222111e1aca34fed0e38ea79b2995212b9d6bf2e42736af2a4a1ba96add64954bbbd0cc7e7938f

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\datareporting\glean\db\data.safe.tmp

                    Filesize

                    5KB

                    MD5

                    ff952f16c17bc5eba2835bfbb4965150

                    SHA1

                    f1de0fe4c473135f9d74f1de1654dda1771921de

                    SHA256

                    0521fe1662858f05d08af21143baff4c5fa914a311b1e579fe6077577f77aa1e

                    SHA512

                    078a7512336971c30a4b302b44f6c292524805d6e28869d92141a57b163247e371ca3e359d798acc27f9e500075377155a753b41fbcd44c6e17aa4ad8278b894

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\datareporting\glean\db\data.safe.tmp

                    Filesize

                    6KB

                    MD5

                    ebbbbe9e9929627e765cd1f103e56207

                    SHA1

                    568922fab5ecf8f8be6a33c0e4142ec964a412ae

                    SHA256

                    b26e76f6648857ae8fb6c3ac9349fc8e1b86798fd2a23fb49f514b862d380b12

                    SHA512

                    4bdc1eaaced86008f6e354e43b9e1a131c8209d3df5103b0a7151bdb665035dac9fc4f04ce81755f58c0278e9bc04a99078dfca943a2c7949cbe404174715ee2

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\datareporting\glean\db\data.safe.tmp

                    Filesize

                    5KB

                    MD5

                    1acac6fd51b1768d0a09fe4cfbd85ed4

                    SHA1

                    32023fad6c16bf187573840a2aa35156d4258ab9

                    SHA256

                    8e12d910ef9f41bf51115b377d4ad18821a4c46dbbad2a14d7a695bf3c9db99e

                    SHA512

                    edb38d937f249b1988d11641d3d063e47a286ae6c79d6d7a7b980c89d7a44f112b40ab89199d1d6b8836a23fd84e873b1dfc53b713ba08fd2200abd02f85e5c3

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\datareporting\glean\db\data.safe.tmp

                    Filesize

                    6KB

                    MD5

                    0f077bd3038d96318cbcc1b4ea395ef5

                    SHA1

                    0afcb20f7551dce46750f68c3a9b190c6f7ddeda

                    SHA256

                    0e721b1229b067a2461ce37d8a555500d08030ae3b17147e7b06521934cc03dd

                    SHA512

                    106a8876c243ec3d4b75f495e9072d5050927ed88937a512249d25b6bf895beb330f47dd5aa27f50fd98758351e43d81521bc1cd3e3bd8d9e5e096025148a484

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\datareporting\glean\pending_pings\1f2ed070-90f4-4b89-ad46-61db766b05b0

                    Filesize

                    24KB

                    MD5

                    52fa1a1b13d54b824d5d2cb6e4cfd75c

                    SHA1

                    8169f0eb78d3fba11c4b9831567d03493e2e8b30

                    SHA256

                    dd7d759b9352d506c0d18a37d07328ee16217df9602cb38157208e7628ff234f

                    SHA512

                    e19f579a595f54c698ef8d4681e85f89a7d91ebf00281fc3e28ebada60fa02da91546812ac1cd59c8fb66bd1fbbed9deb853a5fd797f6a13b5d139015e738a6b

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\datareporting\glean\pending_pings\c00e910a-4bed-4596-8c53-d127d933f68a

                    Filesize

                    671B

                    MD5

                    0735b0cef5c700790aa871635cf08f7a

                    SHA1

                    9f5da908d3eaf09a6438fb50c1339fb9a1968cd5

                    SHA256

                    f785fa1cefa79a5db7b93da54bda46d4a20d50c3fbdc91650fd3d3191a59b052

                    SHA512

                    22496af1945023e97d4642685cad27dceffc4f21fc4506c1f5fb537587cf3acc95dcab3e8e3bcd64d9b7af69073c7d0f25f9c5a08b016065d24fab323e9cd1b0

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\datareporting\glean\pending_pings\c7b976d6-9652-4b00-af3f-3ad52d8b7399

                    Filesize

                    982B

                    MD5

                    e65cf2fa6379288e440b1749bf793d14

                    SHA1

                    78b5e9816f3c3e2d387ef5aa02275f984bc23ec6

                    SHA256

                    226ba7679f5da13cfe5c9bdf720a387746f4cbf7385b3176332ae184f29d96c5

                    SHA512

                    b8788257bab047380ab61d125581572c3b890fe2f62a84218cd1545a72130f6652ee4fc81904907680d588adbaa2a1395dfafed7a38068e89ed448b4813e0f29

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\prefs.js

                    Filesize

                    10KB

                    MD5

                    03da08cc43b946a95972733cac28d3d1

                    SHA1

                    4f35102d1c877de98efc6e7fb9c4f8bbe1883f7d

                    SHA256

                    295c95ff3b33de5122492e5d403a5dae9b26ff19ab23b5043bc4b883c31fc152

                    SHA512

                    951599d6e2b08c2df800dc7e3e4dc49da4fc646b7b24450be2d2b3bef3ca0fe8ac9064e557328fe3838b4fb2666b140e077287b4c4af653538710cfae130a00d

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\prefs.js

                    Filesize

                    10KB

                    MD5

                    cab53161a660ab00f0a684f25cc13d4b

                    SHA1

                    e25d363adc96cccc61f7a0c8572fc616a94cb303

                    SHA256

                    7d0855e63f531d95df9088a67bd1955c96e7fd30885253fc060d18aa5b63224c

                    SHA512

                    ecfa55f57aca055c11d2c70e3768d1ec543bee3fc836bc25b5b6e98a85b5f8166f01804c150ca71f1810a06641da14250c87475bc130ded31c33aa95439b551d

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\prefs.js

                    Filesize

                    11KB

                    MD5

                    746595fb4b9f2240d3d5111d9691ca01

                    SHA1

                    25cf014bb77daa0bd3a1ee1f182003cc4a4b2fde

                    SHA256

                    efe451f7ed9eb8d2b7a10d28ebbf39c0e29c0ca3b1dbd8ba330bffb4b5e050ca

                    SHA512

                    79c19f9c58c45e9b42acf1000ccc2ef356aac62b539b03b17b23753978445c3885e68c578e994c2dbad7eb3683913b429e3827dbb5f51ccf351e490a87c432f8

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ohbz3gv9.default-release\sessionCheckpoints.json.tmp

                    Filesize

                    228B

                    MD5

                    66bdbb6de2094027600e5df8fbbf28f4

                    SHA1

                    ce033f719ebce89ac8e5c6f0c9fed58c52eca985

                    SHA256

                    df49028535e3efe4ed524570624866cca8152de6b0069ebb25580fce27dccebc

                    SHA512

                    18782069ef647653df0b91cb13ba13174a09ce2a201e8f4adfb7b145baf6c3a9246ef74bdad0774a3023ec5b8b67aba320641e11dd4b8a195e1c2b448202a660