Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2024, 11:56

General

  • Target
    file.exe
  • Size 1.2MB
  • Sample240719-n31vlashrh
  • SHA256 7912ad248bf2d4e42152a79a6cf7cc39125aa8d84a3cbee325d9ee71c2a97433
  • 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:4208
    • 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:4520
      • 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:4716
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2000 -parentBuildID 20240401114208 -prefsHandle 1916 -prefMapHandle 1908 -prefsLen 25757 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {44065364-e734-4143-aafd-53e6a933bb18} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" gpu
          4⤵
            PID:4924
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2436 -parentBuildID 20240401114208 -prefsHandle 2428 -prefMapHandle 2424 -prefsLen 26677 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {bb15fceb-67b7-4eaa-b764-e376eeeedd9b} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" socket
            4⤵
              PID:3164
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2940 -childID 1 -isForBrowser -prefsHandle 3104 -prefMapHandle 3124 -prefsLen 22698 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d5f7ef93-7865-4db3-be9d-67c979c81478} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" tab
              4⤵
                PID:3188
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3960 -childID 2 -isForBrowser -prefsHandle 3752 -prefMapHandle 3856 -prefsLen 31167 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2c8f257e-85a0-402e-a01a-30ad29cf6887} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" tab
                4⤵
                  PID:4880
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4600 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4776 -prefMapHandle 4772 -prefsLen 31167 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {799a75d7-a18f-4ae1-b3c6-24f4867c1382} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" utility
                  4⤵
                  • Checks processor information in registry
                  PID:4668
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5620 -childID 3 -isForBrowser -prefsHandle 5352 -prefMapHandle 5384 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {edb61c24-52a0-4a55-b029-fcf92f8b7815} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" tab
                  4⤵
                    PID:5096
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5712 -childID 4 -isForBrowser -prefsHandle 5788 -prefMapHandle 5784 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ab459018-4068-4a11-989b-321ae9ca60c4} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" tab
                    4⤵
                      PID:3928
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5696 -childID 5 -isForBrowser -prefsHandle 5924 -prefMapHandle 5928 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1252 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a32eefb3-0019-4b43-a45a-47760cf5ca7a} 4716 "\\.\pipe\gecko-crash-server-pipe.4716" tab
                      4⤵
                        PID:2448

                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\85t3rifc.default-release\activity-stream.discovery_stream.json
                      • Size 22KB
                      • SHA256 8ab31f3607ca07406f284f37f0b78004009c67f5de7bf343c983ec5625325379
                      • MD5 SHA1 SHA512 SSDEEP

                      8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\85t3rifc.default-release\cache2\entries\8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D
                      • Size 13KB
                      • SHA256 30120bef56df638fef322920a294084a1f2f7703b5783339c1090b8a58032fea
                      • 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\85t3rifc.default-release\AlternateServices.bin
                      • Size 10KB
                      • SHA256 8e13317b1108d6adf2b1501d291b72fefc48fa7c042690709e88aba8c7ed37da
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 15KB
                      • SHA256 b43d130fef73550f3c1ea7403aaa30df431b0740563296e64e815383d4993b31
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 5KB
                      • SHA256 1505302ddcf6fa5870cfeb12c8f5a481f9129be97eab81bc71679e6d4ce9248c
                      • MD5 SHA1 SHA512 SSDEEP

                      0adc79c6-f090-4f74-839b-90056e00c780

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.default-release\datareporting\glean\pending_pings\0adc79c6-f090-4f74-839b-90056e00c780
                      • Size 26KB
                      • SHA256 5e97607c01ffb164036072997f14581a476e73b5b9daeaab24ac8c038abe86c4
                      • MD5 SHA1 SHA512 SSDEEP

                      515ea339-7630-4284-9ee2-3d47fece0ee4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.default-release\datareporting\glean\pending_pings\515ea339-7630-4284-9ee2-3d47fece0ee4
                      • Size 671B
                      • SHA256 59c92b91c2b88f1560d8a66d53468c145ab9a5b7b4f5ccd455cb95cdb9e53fe4
                      • MD5 SHA1 SHA512

                      ba435315-8da3-4dc3-9eca-ecf6b65dca76

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.default-release\datareporting\glean\pending_pings\ba435315-8da3-4dc3-9eca-ecf6b65dca76
                      • Size 982B
                      • SHA256 971a86aec0f1a2829c918fc05635c72d6b02c6226609cfe3c23c68e232830175
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.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\85t3rifc.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\85t3rifc.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\85t3rifc.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\85t3rifc.default-release\prefs-1.js
                      • Size 11KB
                      • SHA256 56352dcf0158b2dbe88c47db31a8d811c74ccfdc0839a4578e479076629a35e8
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.default-release\prefs-1.js
                      • Size 11KB
                      • SHA256 93b0cc0d2f6d47efcce149580170ca3cecd1e8364a5e8d929929bdb9d276008d
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85t3rifc.default-release\prefs-1.js
                      • Size 15KB
                      • SHA256 e95b7ac6dfffae77ae7e1379c8d2ee68a5ebbec76c5d059cbbaf325467bd21cd
                      • MD5 SHA1 SHA512 SSDEEP