Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/09/2024, 12:45

General

  • Target
    file.exe
  • Size 897KB
  • Sample240918-py23ja1eld
  • SHA256 a57b2d3bbba7664e5c2e804b27d16f68b6cc2fc727b06d5f0d814c14ae41e9dd
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 behavior: GetForegroundWindowSpam 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⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://www.youtube.com/account
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4304
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk 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:1964
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1964 -parentBuildID 20240401114208 -prefsHandle 1892 -prefMapHandle 1884 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5ecf1ed4-3537-4dda-a6be-f3881f09154e} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" gpu
          4⤵
            PID:3444
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2400 -parentBuildID 20240401114208 -prefsHandle 2392 -prefMapHandle 2388 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3d254334-7bf4-4019-8f4a-9d36b4abd817} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" socket
            4⤵
              PID:3932
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3500 -childID 1 -isForBrowser -prefsHandle 3100 -prefMapHandle 3096 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1000 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c8476575-4fe1-4c04-a76c-93a57e2ff472} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" tab
              4⤵
                PID:3628
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3112 -childID 2 -isForBrowser -prefsHandle 3832 -prefMapHandle 3828 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1000 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6b056420-cd1d-4f1d-a0ac-13708ae5630f} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" tab
                4⤵
                  PID:4048
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4308 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4292 -prefMapHandle 4288 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c708adc4-f300-4076-9f8d-61964b104bf8} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" utility
                  4⤵
                  • Checks processor information in registry
                  PID:2668
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5604 -childID 3 -isForBrowser -prefsHandle 5560 -prefMapHandle 5596 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1000 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ecb15efa-48f7-4b48-a2d0-7bd16b0b1b58} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" tab
                  4⤵
                    PID:3352
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5732 -childID 4 -isForBrowser -prefsHandle 5740 -prefMapHandle 5744 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1000 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {33535fc7-89f7-4d73-ab18-8bad8133b225} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" tab
                    4⤵
                      PID:752
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5924 -childID 5 -isForBrowser -prefsHandle 5932 -prefMapHandle 5936 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1000 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {aa3b39b8-bb58-47f9-acc3-fdddd8517939} 1964 "\\.\pipe\gecko-crash-server-pipe.1964" tab
                      4⤵
                        PID:888

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      activity-stream.discovery_stream.json

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\lirn7gz7.default-release\activity-stream.discovery_stream.json
                      • Size 31KB
                      • SHA256 57d0c7ccf17c59148bdc1855a1655961bd246a21b0667a56c291924653cd75a4
                      • MD5 SHA1 SHA512 SSDEEP

                      22386449CA13D8975B935875780066C6EF52CE37

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\lirn7gz7.default-release\cache2\entries\22386449CA13D8975B935875780066C6EF52CE37
                      • Size 13KB
                      • SHA256 bf7417f4b9e2df1bce23c0ff30cb65985ba4b14927fe377640b957493543c5c7
                      • 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\lirn7gz7.default-release\AlternateServices.bin
                      • Size 6KB
                      • SHA256 f19fc821e3866188feeb02277039f0c2c2175825a3c60bcf16a724a9afa8f7bc
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\AlternateServices.bin
                      • Size 8KB
                      • SHA256 880a3af761daca01c8a025fc51a2a70eec30d0eb7c4ca8560c05325ad3221c8b
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\AlternateServices.bin
                      • Size 17KB
                      • SHA256 1f3de667c2ba7f6758fc3b7fa04ed1d0af876ee6c578bc77fe6f279c7878d74e
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 5KB
                      • SHA256 55f32863f19fe59490bc7bf5001a73e307f2fd4275c16427508325125f229398
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 6KB
                      • SHA256 072ffe8a83d01964e18abb606df00ad4041bd990b74e0f7b4fba154eca03761a
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 c590dc0305c8a3e39e06c7211d74754323f5500e50259a9de97d6294de47a436
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 bf5eefc543293a0d45982999661e242712cfa4072d218043ca4e83ace8b3e3c8
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 6KB
                      • SHA256 08c989b46361547a06481c29fdd1cb5cc800b60e7b0bbb9eb9953dd5d9395b6b
                      • MD5 SHA1 SHA512 SSDEEP

                      144d9b68-5362-415b-915a-5844b2b36095

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\pending_pings\144d9b68-5362-415b-915a-5844b2b36095
                      • Size 982B
                      • SHA256 a89fe5736924ad88cb148505de863b8372df9cb114b75191bbd10f1caa0de355
                      • MD5 SHA1 SHA512

                      96f8414c-03a5-40ce-ab15-902464c06003

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\pending_pings\96f8414c-03a5-40ce-ab15-902464c06003
                      • Size 671B
                      • SHA256 49437e699b192eb06ae7dd60a2f6be58bc35198222b855bea1badf6c958ea7fe
                      • MD5 SHA1 SHA512

                      fb41e2ae-e914-4c34-a3f4-e2d9528c64ee

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\datareporting\glean\pending_pings\fb41e2ae-e914-4c34-a3f4-e2d9528c64ee
                      • Size 26KB
                      • SHA256 0905845cabf883a2fa59a02112b87030d1368141dd4cc6d0dfd64e138c394432
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.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\lirn7gz7.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\lirn7gz7.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\lirn7gz7.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\lirn7gz7.default-release\prefs-1.js
                      • Size 12KB
                      • SHA256 efae398c57ef1f1c7ccb116914c52520f50d4cb95f493bd534ddced9d0ad8d12
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\prefs-1.js
                      • Size 15KB
                      • SHA256 97f53f3553b444997c18b7d04598972cdb8ed3274ab5cc2f885de5bd56a1a744
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\prefs.js
                      • Size 10KB
                      • SHA256 e42af37994237a21da0ab8375e11c56a190f074d415912fa670e11f5c072acef
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\lirn7gz7.default-release\prefs.js
                      • Size 11KB
                      • SHA256 bbaea046543305e698c172959b06f484ea5c7bb5ba8bbead39698cdf4146f513
                      • MD5 SHA1 SHA512 SSDEEP