Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2022, 06:28

General

  • Target

    426a548249bc3cafcf347ab32636f999c4dcd84598d7add7f3cce5816e978e79.exe

  • Size

    500KB

  • MD5

    3347552aa09c4c82643bb8208f10dfe0

  • SHA1

    455c324106cce3ea37fc3620bcacd96311f4d1ab

  • SHA256

    426a548249bc3cafcf347ab32636f999c4dcd84598d7add7f3cce5816e978e79

  • SHA512

    6c98c94e39dc9b6672dee53298cd32bd2af79df4dd93258c693514a311560a6bf04e2efed4d26d431eceb8ee30c11694cbfd361471752e8370ede694de91a789

  • SSDEEP

    12288:e+vMwQh85td43o3XD9b3wgGY8QKqRWFn5:e+EwFtdXD1ggGY8F15

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:628
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        2⤵
          PID:340
        • C:\Windows\system32\fontdrvhost.exe
          "fontdrvhost.exe"
          2⤵
            PID:800
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:676
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:788
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                2⤵
                  PID:3416
                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                  2⤵
                    PID:3504
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    2⤵
                      PID:4740
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      2⤵
                        PID:2012
                      • C:\Windows\system32\SppExtComObj.exe
                        C:\Windows\system32\SppExtComObj.exe -Embedding
                        2⤵
                          PID:752
                        • C:\Windows\system32\DllHost.exe
                          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                          2⤵
                            PID:4420
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:3804
                            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                              2⤵
                                PID:3352
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:3260
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:796
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                  1⤵
                                    PID:956
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                    1⤵
                                      PID:524
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                      1⤵
                                        PID:872
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k RPCSS -p
                                        1⤵
                                          PID:908
                                        • C:\Windows\System32\svchost.exe
                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                          1⤵
                                            PID:900
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                            1⤵
                                              PID:1172
                                              • C:\Windows\system32\taskhostw.exe
                                                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                2⤵
                                                  PID:2588
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                1⤵
                                                  PID:1052
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                  1⤵
                                                    PID:1224
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                    1⤵
                                                      PID:1044
                                                    • C:\Windows\System32\svchost.exe
                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                      1⤵
                                                        PID:1272
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                        1⤵
                                                          PID:1924
                                                        • C:\Windows\system32\sihost.exe
                                                          sihost.exe
                                                          1⤵
                                                            PID:2372
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                            1⤵
                                                              PID:2172
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                              1⤵
                                                                PID:2152
                                                              • C:\Windows\System32\spoolsv.exe
                                                                C:\Windows\System32\spoolsv.exe
                                                                1⤵
                                                                  PID:2096
                                                                • C:\Windows\System32\svchost.exe
                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                  1⤵
                                                                    PID:2052
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                    1⤵
                                                                      PID:2040
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                      1⤵
                                                                        PID:2024
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                        1⤵
                                                                          PID:1932
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                          1⤵
                                                                            PID:2388
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                            1⤵
                                                                              PID:1876
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                              1⤵
                                                                                PID:1804
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                1⤵
                                                                                  PID:1720
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                  1⤵
                                                                                    PID:2428
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                    1⤵
                                                                                      PID:2576
                                                                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                      1⤵
                                                                                        PID:2564
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                        1⤵
                                                                                          PID:2412
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                          1⤵
                                                                                            PID:2624
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                            1⤵
                                                                                              PID:2684
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                                              1⤵
                                                                                                PID:4532
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k WerSvcGroup
                                                                                                1⤵
                                                                                                  PID:460
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                  1⤵
                                                                                                    PID:2476
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                                                    1⤵
                                                                                                      PID:2268
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                      1⤵
                                                                                                        PID:4704
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                        1⤵
                                                                                                          PID:4264
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                          1⤵
                                                                                                            PID:4928
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                            1⤵
                                                                                                              PID:2184
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                              1⤵
                                                                                                                PID:920
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                1⤵
                                                                                                                  PID:2972
                                                                                                                • C:\Windows\Explorer.EXE
                                                                                                                  C:\Windows\Explorer.EXE
                                                                                                                  1⤵
                                                                                                                    PID:2548
                                                                                                                    • C:\Users\Admin\AppData\Local\Temp\426a548249bc3cafcf347ab32636f999c4dcd84598d7add7f3cce5816e978e79.exe
                                                                                                                      "C:\Users\Admin\AppData\Local\Temp\426a548249bc3cafcf347ab32636f999c4dcd84598d7add7f3cce5816e978e79.exe"
                                                                                                                      2⤵
                                                                                                                      • Modifies firewall policy service
                                                                                                                      • Checks computer location settings
                                                                                                                      • Enumerates connected drives
                                                                                                                      • Suspicious behavior: EnumeratesProcesses
                                                                                                                      • Suspicious behavior: MapViewOfSection
                                                                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                                                                      • Suspicious use of WriteProcessMemory
                                                                                                                      PID:2836
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                    1⤵
                                                                                                                      PID:2696
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                      1⤵
                                                                                                                        PID:2676
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                                        1⤵
                                                                                                                          PID:1692
                                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                                          C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                          1⤵
                                                                                                                            PID:1644
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                            1⤵
                                                                                                                              PID:1628
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                              1⤵
                                                                                                                                PID:1568
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                                1⤵
                                                                                                                                  PID:1456
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                                  1⤵
                                                                                                                                    PID:1432
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                                                                                    1⤵
                                                                                                                                      PID:1412
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                      1⤵
                                                                                                                                        PID:1352
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                                        1⤵
                                                                                                                                          PID:1252

                                                                                                                                        Network

                                                                                                                                              MITRE ATT&CK Enterprise v6

                                                                                                                                              Replay Monitor

                                                                                                                                              Loading Replay Monitor...

                                                                                                                                              Downloads

                                                                                                                                              • memory/2836-132-0x0000000000400000-0x0000000000483000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                524KB

                                                                                                                                              • memory/2836-133-0x0000000000400000-0x0000000000483000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                524KB