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Resubmissions

19/04/2023, 20:31

230419-zaxg9afb6x 7

19/04/2023, 20:17

230419-y2sgyadc26 1

19/04/2023, 19:58

230419-yp65kadb39 1

Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    19/04/2023, 20:31

General

  • Target

    http://cf-ray: 7ba7b66d69ea997a-FRA

Score
1/10

Malware Config

Signatures

  • Checks processor information in registry 2 TTPs 5 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 4 IoCs
  • Suspicious use of SendNotifyMessage 3 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:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" "http://cf-ray: 7ba7b66d69ea997a-FRA"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" "http://cf-ray: 7ba7b66d69ea997a-FRA"
      2⤵
      • 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:2024
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.0.1709334625\1675184881" -parentBuildID 20221007134813 -prefsHandle 1652 -prefMapHandle 1644 -prefsLen 20888 -prefMapSize 232675 -appDir "C:\Program Files\Mozilla Firefox\browser" - {09ad3b97-210c-4235-8e5f-a7dd408435fd} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 1732 2231a719858 gpu
        3⤵
          PID:2668
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.1.2044238579\1244841507" -parentBuildID 20221007134813 -prefsHandle 2068 -prefMapHandle 2064 -prefsLen 20969 -prefMapSize 232675 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2fb947ee-5c52-4a67-aea7-a72c6552c9b5} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 2088 2231a50a558 socket
          3⤵
            PID:5000
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.2.2112348470\402016192" -childID 1 -isForBrowser -prefsHandle 2664 -prefMapHandle 2660 -prefsLen 21052 -prefMapSize 232675 -jsInitHandle 1328 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {fe050c42-c16d-49a5-9099-4179468a7c0e} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 2592 2231e3f3f58 tab
            3⤵
              PID:3588
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.3.750002838\2130494148" -childID 2 -isForBrowser -prefsHandle 2228 -prefMapHandle 1548 -prefsLen 26562 -prefMapSize 232675 -jsInitHandle 1328 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d0bc80cf-862c-4a56-b63a-47c399f53fdc} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 1284 2230ee71058 tab
              3⤵
                PID:3736
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.4.1038971105\1039139863" -childID 3 -isForBrowser -prefsHandle 3828 -prefMapHandle 3824 -prefsLen 26562 -prefMapSize 232675 -jsInitHandle 1328 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {99237a9d-2bff-4f93-b82c-e5ee8e90ae68} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 3840 2231e3f3658 tab
                3⤵
                  PID:4772
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.5.372915522\1620087231" -childID 4 -isForBrowser -prefsHandle 4788 -prefMapHandle 4784 -prefsLen 26702 -prefMapSize 232675 -jsInitHandle 1328 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {788ce7ad-9e99-4ad1-9393-f1c96d2e4859} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 4804 2230ee2f358 tab
                  3⤵
                    PID:4112
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.7.1603824998\849743113" -childID 6 -isForBrowser -prefsHandle 4848 -prefMapHandle 4836 -prefsLen 26702 -prefMapSize 232675 -jsInitHandle 1328 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {29b0b356-9576-4019-8264-c661073120e2} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 4952 22321198b58 tab
                    3⤵
                      PID:4176
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2024.6.1891585294\1987054916" -childID 5 -isForBrowser -prefsHandle 4800 -prefMapHandle 4796 -prefsLen 26702 -prefMapSize 232675 -jsInitHandle 1328 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {35a4c866-5573-49f8-bee2-ee0a24c76d57} 2024 "\\.\pipe\gecko-crash-server-pipe.2024" 4824 22320bc3b58 tab
                      3⤵
                        PID:4168

                  Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\510gyhsb.default-release\activity-stream.discovery_stream.json.tmp

                    Filesize

                    162KB

                    MD5

                    f8dd847c346089adeba915ef32252f64

                    SHA1

                    fcacbd636fff5ea2d99807c9f54ef0b87f051d1e

                    SHA256

                    576503faf7a343b247fd1c6c74312324c3bc75b032f54ec29838a4a5ab0768b0

                    SHA512

                    0a2a5dab3d878c4bcac1551e8e2858186234b447b3e6d266b917d6e1fcc26418985c8b76853b7f7741123bb71fbd05813d9dcd244aca014326686ad6b635fb94

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\510gyhsb.default-release\prefs.js

                    Filesize

                    6KB

                    MD5

                    c205c8a6591363331cd60c7286ad4ac1

                    SHA1

                    7d4c89374e88116484984f5d0b5df0d59aa63ecf

                    SHA256

                    81db871d08aa9e5a991e6e04e462d416753cb92830860bca520d0c73d69b07c0

                    SHA512

                    fd09bd9b7d42c6bfa6e508c071d0a67caba2437ceb56e0088cbf72e85690619ba9e7a81f2bc9956405a93210e2c46b8ec4bbf5aa7341f382457a5926ab9cd7c9

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\510gyhsb.default-release\sessionstore-backups\recovery.jsonlz4

                    Filesize

                    1KB

                    MD5

                    2d028fdf18a4cc08afc3fb91fb3da1f0

                    SHA1

                    bfb2f2c7e8e4c492d5b08ff7b51855b85a086a08

                    SHA256

                    461853f35cbfd789ce1d4f366767fa63212e9f4af4f068dbece14c624af2010d

                    SHA512

                    70ed717b62cde0db43e9d41f3c17743e62901120d41b6040a88a1bdbbb568e155affdc321e551fdd22fdc99cad31cc9d074b248f1249c9397764df4195539ff4