Analysis

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

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/07/2024, 06:03

General

  • Target
    file.exe
  • Size 1.2MB
  • Sample240720-gr1l5ashng
  • SHA256 f7b04796db2c4c83204a194936cd0862d69073f075cec7ca21e7f41c48673df4
  • 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:3616
    • 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:3648
      • 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:640
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2016 -parentBuildID 20240401114208 -prefsHandle 1944 -prefMapHandle 1936 -prefsLen 25753 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5e150485-665b-44f0-8bca-fba8c1df1d84} 640 "\\.\pipe\gecko-crash-server-pipe.640" gpu
          4⤵
            PID:2188
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2452 -parentBuildID 20240401114208 -prefsHandle 2340 -prefMapHandle 2356 -prefsLen 26673 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {da01c281-d863-48ac-9d97-b24e73fd242c} 640 "\\.\pipe\gecko-crash-server-pipe.640" socket
            4⤵
              PID:644
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3012 -childID 1 -isForBrowser -prefsHandle 1568 -prefMapHandle 3004 -prefsLen 22698 -prefMapSize 244658 -jsInitHandle 1264 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {69b7ef75-05a6-46da-a026-84b504616241} 640 "\\.\pipe\gecko-crash-server-pipe.640" tab
              4⤵
                PID:3912
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3680 -childID 2 -isForBrowser -prefsHandle 3672 -prefMapHandle 3668 -prefsLen 31163 -prefMapSize 244658 -jsInitHandle 1264 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {37561261-540c-4a0d-8bc1-77ac58b2e456} 640 "\\.\pipe\gecko-crash-server-pipe.640" tab
                4⤵
                  PID:1348
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4512 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4544 -prefMapHandle 4536 -prefsLen 31163 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {701cad6f-0d78-485b-9834-3b942e1debf0} 640 "\\.\pipe\gecko-crash-server-pipe.640" utility
                  4⤵
                  • Checks processor information in registry
                  PID:208
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5312 -childID 3 -isForBrowser -prefsHandle 5360 -prefMapHandle 5392 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1264 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5a551f2f-2306-408a-a68f-c80615eaeef0} 640 "\\.\pipe\gecko-crash-server-pipe.640" tab
                  4⤵
                    PID:6060
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5636 -childID 4 -isForBrowser -prefsHandle 5648 -prefMapHandle 5652 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1264 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {15c69061-7e66-4a88-85fd-de3523680d52} 640 "\\.\pipe\gecko-crash-server-pipe.640" tab
                    4⤵
                      PID:6072
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5828 -childID 5 -isForBrowser -prefsHandle 5904 -prefMapHandle 5900 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1264 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {5b66bad5-f3ac-4184-8a4e-968429c00fc2} 640 "\\.\pipe\gecko-crash-server-pipe.640" tab
                      4⤵
                        PID:6084

                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\zirruo9e.default-release\activity-stream.discovery_stream.json
                      • Size 18KB
                      • SHA256 0da9b1c82c4baf15ec52f5f84d69c460e23d8bcd29566b9d98f3307f06f871ab
                      • MD5 SHA1 SHA512 SSDEEP

                      8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\zirruo9e.default-release\cache2\entries\8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D
                      • Size 13KB
                      • SHA256 f907c08169628c2afbcf1189e09f8664da784a17815babc49093527754feede1
                      • 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 a2f8fba9547052469d6a1f4549c382c699b94c190f9172c2a59309cb5dcec685
                      • 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 c1e23e3e8b2b3ccf077491e7ce44f6d3764963c60f84f66958e3cb87b4e352f1
                      • 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 6KB
                      • SHA256 e6f6eb1f7dcb489243008ff7ecac43445b895c3dae7cbd676b420f0eb3997170
                      • 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 6KB
                      • SHA256 2e915fb268cfd2959a6ac3b4035704949461a10b6c77993251126b710f2145e4
                      • 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 15KB
                      • SHA256 c9c8e997122d2e1ed69953a2dcdef9ea6a3da660565ddff55ffbaaa0fbfa2f2f
                      • MD5 SHA1 SHA512 SSDEEP

                      877f54a2-d3d4-44b9-9469-57b2f2549907

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\pending_pings\877f54a2-d3d4-44b9-9469-57b2f2549907
                      • Size 982B
                      • SHA256 340864390d1e0485ea036a0431a7d29a477cbd7769a5cb9dba290bb573e73cb3
                      • MD5 SHA1 SHA512

                      8bcd8684-f942-4853-8790-df8fe4cc22db

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\pending_pings\8bcd8684-f942-4853-8790-df8fe4cc22db
                      • Size 26KB
                      • SHA256 d9b84ba52693582a0b8f960fd3c628291238a8e4008ccebd2902b1359917abed
                      • MD5 SHA1 SHA512 SSDEEP

                      e058e0b4-085f-4260-b1c6-eb122551ec59

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\datareporting\glean\pending_pings\e058e0b4-085f-4260-b1c6-eb122551ec59
                      • Size 671B
                      • SHA256 f0ef7b52adce4589435ffba4285f9c122c5df50dccf048da91338b9324270a06
                      • 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 219a9365375631d7ea00d23bfca6964e9beef048ea4e2d71236b19803458c2e7
                      • 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 efc88659ae76ffdda0fb5883c7f4694645360de5d64618c81070658456972ab6
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zirruo9e.default-release\prefs.js
                      • Size 8KB
                      • SHA256 631e7d343c7cc2d89c7c147cadad4e2f5357d539498b2adcd46d99bcbb259f39
                      • MD5 SHA1 SHA512 SSDEEP