Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/07/2024, 19:14

General

  • Target
    file.exe
  • Size 1.2MB
  • Sample240714-xxmkfssfpj
  • SHA256 2b24d73e8d0a64bf8197e25498d46c9f9e4f8f5b8d9da3828d27f99ea10091a9
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 8 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 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:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3476
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
        3⤵
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3892
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1968 -parentBuildID 20240401114208 -prefsHandle 1896 -prefMapHandle 1888 -prefsLen 25753 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {8f56fc11-0c7b-4590-aab7-1697b4269e87} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" gpu
          4⤵
            PID:4864
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2404 -parentBuildID 20240401114208 -prefsHandle 2396 -prefMapHandle 2392 -prefsLen 26673 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5204df39-0173-4533-a8a1-5e49fcbb2e03} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" socket
            4⤵
              PID:3348
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3224 -childID 1 -isForBrowser -prefsHandle 3228 -prefMapHandle 3292 -prefsLen 22698 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {30aa90c3-78e3-4a36-a8cf-1c0bf826d9b3} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" tab
              4⤵
                PID:556
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3876 -childID 2 -isForBrowser -prefsHandle 3104 -prefMapHandle 3064 -prefsLen 31163 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {0bc6f822-b701-431d-878c-015558033507} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" tab
                4⤵
                  PID:4152
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4776 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4280 -prefMapHandle 2776 -prefsLen 31163 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2d2c1b24-655c-4b1e-a767-6f42f2df7dbe} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" utility
                  4⤵
                  • Checks processor information in registry
                  PID:3124
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5584 -childID 3 -isForBrowser -prefsHandle 5592 -prefMapHandle 5596 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b31b0557-546f-4487-b81d-51bb2c9e3d6f} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" tab
                  4⤵
                    PID:3192
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5536 -childID 4 -isForBrowser -prefsHandle 5740 -prefMapHandle 5748 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1ef0f13a-3c60-4ca6-bbb8-950f441dc64f} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" tab
                    4⤵
                      PID:4004
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5772 -childID 5 -isForBrowser -prefsHandle 5780 -prefMapHandle 5784 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1260 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {dde9ab89-62aa-457f-ad5b-499962fbd165} 3892 "\\.\pipe\gecko-crash-server-pipe.3892" tab
                      4⤵
                        PID:3536

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      activity-stream.discovery_stream.json.tmp

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\zirruo9e.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 24KB
                      • SHA256 09a02cd47a7477bb6d056bbe1947a567a6c5d4084644beb1278e7bd5d2564aef
                      • MD5 SHA1 SHA512 SSDEEP

                      8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\zirruo9e.default-release\cache2\entries\8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D
                      • Size 13KB
                      • SHA256 59a69cc2a63552fe3874589953fcebcaad7c147b9171aad04688bbba4ab809c9
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
                      • Size 479KB
                      • SHA256 c32efac42faf4b9878fb8917c5e71d89ff40de580c4f52f62e11c6cfab55167f
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon-1

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
                      • Size 13.8MB
                      • SHA256 32d544baf2facc893057a1d97db33207e642f0dacf235d8500a0b5eff934ce03
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\AlternateServices.bin
                      • Size 12KB
                      • SHA256 c8b2400804fa9d3b142c47f41fd751109dc688f118f098eb5ecdfeaf5c7d17e7
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 5KB
                      • SHA256 9934b71e7b4a1f57b8567079ab376459ffd98bc82eb9f123c8acc8e702617925
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 16KB
                      • SHA256 7f361105530208f55b6c121f2c1d63f12b46e3962aae759b97a8052e7f66edaa
                      • MD5 SHA1 SHA512 SSDEEP

                      9abcaad1-b327-48d0-87dc-e56092d854ac

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\pending_pings\9abcaad1-b327-48d0-87dc-e56092d854ac
                      • Size 27KB
                      • SHA256 34d0d3e9d2e1d44e07bc5015eb3401be63b2e7987d5e702894fbcc8232cf5502
                      • MD5 SHA1 SHA512 SSDEEP

                      9fcd64d8-1490-498f-8f8b-18597920ef1b

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\pending_pings\9fcd64d8-1490-498f-8f8b-18597920ef1b
                      • Size 982B
                      • SHA256 296dc780e187e852ec6db0003394fd8f82fa6edc4ee5da0f9b1adff404ea6888
                      • MD5 SHA1 SHA512

                      af8c74a3-b612-48c9-8961-2596e97a87c5

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\pending_pings\af8c74a3-b612-48c9-8961-2596e97a87c5
                      • Size 671B
                      • SHA256 c9c21bad6575b9efac96145c03d39193e82e1a79ab7af39368a75ad72ebeb38e
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.dll
                      • Size 1.1MB
                      • SHA256 d88dd3bfc4a558bb943f3caa2e376da3942e48a7948763bf9a38f707c2cd0c1c
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.info

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.info
                      • Size 116B
                      • SHA256 4107f76ba1d9424555f4e8ea0acef69357dfff89dfa5f0ec72aa4f2d489b17bc
                      • MD5 SHA1 SHA512

                      manifest.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\gmp-widevinecdm\4.10.2710.0\manifest.json
                      • Size 372B
                      • SHA256 bbab6ca07edbed72a966835c7907b3e60c7aa3d48ddea847e5076bd05f4b1eda
                      • MD5 SHA1 SHA512

                      widevinecdm.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\gmp-widevinecdm\4.10.2710.0\widevinecdm.dll
                      • Size 17.8MB
                      • SHA256 bc40c7821dcd3fea9923c6912ab1183a942c11b7690cfd79ed148ded0228777e
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\prefs-1.js
                      • Size 13KB
                      • SHA256 cd9ebc2350090a987d62b8b55c32e16fbd2df7af68f8288c52c4b7f39c1171a3
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\prefs-1.js
                      • Size 16KB
                      • SHA256 accc86d102b89c6285d90810e41935943ff3508b50e1d3b89ba18fb0270a86db
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\prefs.js
                      • Size 8KB
                      • SHA256 3f6d0e88c0a481029dbb44401ca2248e76edc0db40859278127c608f44f8b006
                      • MD5 SHA1 SHA512 SSDEEP