Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 19:36

General

  • Target
    file.exe
  • Size 1.2MB
  • Sample240822-ya8d3stgpf
  • SHA256 67bd90eb80c036b075fabeb6c3c147a89e940195cd457f792b828bdf97f00799
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 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
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3460
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://accounts.google.com/ServiceLogin?service=accountsettings&continue=https://myaccount.google.com/signinoptions/password
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4036
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" https://accounts.google.com/ServiceLogin?service=accountsettings&continue=https://myaccount.google.com/signinoptions/password
        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:2320
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2016 -parentBuildID 20240401114208 -prefsHandle 1936 -prefMapHandle 1928 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {f18ddb0e-3d7a-455b-9dfe-4faa5bbeafa4} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" gpu
          4⤵
            PID:4260
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2452 -parentBuildID 20240401114208 -prefsHandle 2444 -prefMapHandle 2432 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {78c197fb-7199-4c27-920a-c1852627fb96} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" socket
            4⤵
              PID:2240
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3000 -childID 1 -isForBrowser -prefsHandle 3016 -prefMapHandle 3284 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {52c8718a-e6a1-4add-8250-460e57e8f852} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" tab
              4⤵
                PID:1968
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3780 -childID 2 -isForBrowser -prefsHandle 3268 -prefMapHandle 2772 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c6f94d4a-a0c3-454e-b17d-8d02ecdeca7e} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" tab
                4⤵
                  PID:3676
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4544 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4500 -prefMapHandle 4496 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {60fae3ec-1801-47f5-b7ed-23320c4675e3} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" utility
                  4⤵
                  • Checks processor information in registry
                  PID:5368
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5492 -childID 3 -isForBrowser -prefsHandle 5308 -prefMapHandle 5212 -prefsLen 27182 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {98d7d72d-e334-459c-97a2-e597071df02a} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" tab
                  4⤵
                    PID:2840
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5588 -childID 4 -isForBrowser -prefsHandle 5560 -prefMapHandle 5568 -prefsLen 27182 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6af9be70-bd18-4517-921a-220023b6519c} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" tab
                    4⤵
                      PID:3900
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5932 -childID 5 -isForBrowser -prefsHandle 5884 -prefMapHandle 5740 -prefsLen 27182 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6d3fa802-c327-4562-acd3-4b7095c10897} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" tab
                      4⤵
                        PID:2524
                      • C:\Program Files\Mozilla Firefox\firefox.exe
                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6120 -childID 6 -isForBrowser -prefsHandle 6128 -prefMapHandle 6132 -prefsLen 27182 -prefMapSize 244658 -jsInitHandle 1160 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e9e8430d-1e89-43d8-a612-7ff7e7bfb915} 2320 "\\.\pipe\gecko-crash-server-pipe.2320" tab
                        4⤵
                          PID:3112

                  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\5r4i2p4s.default-release\activity-stream.discovery_stream.json
                        • Size 36KB
                        • SHA256 b0f93cf041cab3beebbc7d28817a4f29164c10e89a9c25323d5bc598ab167f10
                        • MD5 SHA1 SHA512 SSDEEP

                        E449899591A9BC91DFBA673EC0589B51E541A88B

                        • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\cache2\entries\E449899591A9BC91DFBA673EC0589B51E541A88B
                        • Size 13KB
                        • SHA256 6846972933c65b4ef9e88e67146f7f5be63cc1b55212d8a10eaa5445314c57c2
                        • 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\5r4i2p4s.default-release\AlternateServices.bin
                        • Size 11KB
                        • SHA256 3e5c9a122799b8aa4206341726567d6e75f88fefe49b4e782f4880dc62bf0098
                        • MD5 SHA1 SHA512 SSDEEP

                        data.safe.tmp

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\datareporting\glean\db\data.safe.tmp
                        • Size 5KB
                        • SHA256 088bd87328fdd4b2e7e65f5277119fa2f7da7700f8ba53e0e1ef88d09b9afecf
                        • MD5 SHA1 SHA512 SSDEEP

                        data.safe.tmp

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\datareporting\glean\db\data.safe.tmp
                        • Size 6KB
                        • SHA256 a7c8d5194c6a26a53a87d952cc80d11d1626777821abe112fa5555a36ecbe4fc
                        • MD5 SHA1 SHA512 SSDEEP

                        data.safe.tmp

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\datareporting\glean\db\data.safe.tmp
                        • Size 15KB
                        • SHA256 a129f1fbc287f4b0cb8f28cf3e766e6cd778860affe64d91251fc337fe4df632
                        • MD5 SHA1 SHA512 SSDEEP

                        data.safe.tmp

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\datareporting\glean\db\data.safe.tmp
                        • Size 15KB
                        • SHA256 8e8be302550a64ce987bfc54679e634c31c432e6ddd78060ab1f05e2465e50b2
                        • MD5 SHA1 SHA512 SSDEEP

                        39d748a0-8434-400b-8815-9401e6842d8a

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\datareporting\glean\pending_pings\39d748a0-8434-400b-8815-9401e6842d8a
                        • Size 982B
                        • SHA256 29f3c71ca17ec7f1524ac2286a2cda2c47db16beb0c36f9c07787abada336226
                        • MD5 SHA1 SHA512

                        3cfccbcd-d65c-4f4c-9bea-42b7076f6414

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\datareporting\glean\pending_pings\3cfccbcd-d65c-4f4c-9bea-42b7076f6414
                        • Size 27KB
                        • SHA256 1bc5707bf89893383ae0f7cbf4f6cfe1c6622c57c7b8736a60f97f2916f792f3
                        • MD5 SHA1 SHA512 SSDEEP

                        82f45bed-d548-4707-8bd0-638962fb0e39

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\datareporting\glean\pending_pings\82f45bed-d548-4707-8bd0-638962fb0e39
                        • Size 671B
                        • SHA256 1e7b0ea3e46e911b71945cf6c253947ba03217f36900ef6419f3afd13519117d
                        • MD5 SHA1 SHA512

                        gmpopenh264.dll

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.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\5r4i2p4s.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\5r4i2p4s.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\5r4i2p4s.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\5r4i2p4s.default-release\prefs-1.js
                        • Size 11KB
                        • SHA256 f69f4a93b535d3486440b0c729cd0cf402a711cbe473f890cab2a8ffa7a14a7f
                        • MD5 SHA1 SHA512 SSDEEP

                        prefs-1.js

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\prefs-1.js
                        • Size 13KB
                        • SHA256 6d4072fa96de94e4320c2473b22468a1ad531e0d02c72c90b2fdd3e05155a20b
                        • MD5 SHA1 SHA512 SSDEEP

                        prefs.js

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\prefs.js
                        • Size 11KB
                        • SHA256 4d41bcdf30c97f8866cff3abe2eab6f6518922967f1725dc4fb603d56bf6b5c5
                        • MD5 SHA1 SHA512 SSDEEP

                        3870112724rsegmnoittet-es.sqlite

                        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\5r4i2p4s.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                        • Size 1.5MB
                        • SHA256 a5040fb15acfe605c3ca712aa63d722c7f2d618941483e6d0ae8d666899e3b9a
                        • MD5 SHA1 SHA512 SSDEEP