Analysis

  • max time kernel
    112s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 12:31

General

  • Target

    b6024ad4d9a671ea665f26832d07c38afd8efe28d03cb968fb07cd9644805da7.exe

  • Size

    223KB

  • MD5

    e94463b15bebb3de8fc4fa9760898c8e

  • SHA1

    6589dc315d4b268a83a1d2ef80e8d3f6829867f3

  • SHA256

    b6024ad4d9a671ea665f26832d07c38afd8efe28d03cb968fb07cd9644805da7

  • SHA512

    c874a9dcf7fc9164c83ab43fd29eb547a7fe10f2f51cd79cfd2a233a1f6ac688b3cf70293be50ea4408c331d14d48508ee17e063d478af628adde44a0194180e

  • SSDEEP

    3072:JxVohYkQr0jeLwJr95rJolNAzyP+msVK0ZiIYPCykptZjPkjPjPjPjPjPjcFP8rB:eYQqLwhHrWsOP+5VT7aCXa77777TR

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.

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:652
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:584
        • C:\Windows\system32\fontdrvhost.exe
          "fontdrvhost.exe"
          2⤵
            PID:776
          • C:\Windows\system32\dwm.exe
            "dwm.exe"
            2⤵
              PID:1020
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:768
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                2⤵
                  PID:3408
                • C:\Windows\system32\DllHost.exe
                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                  2⤵
                    PID:4268
                  • C:\Windows\system32\SppExtComObj.exe
                    C:\Windows\system32\SppExtComObj.exe -Embedding
                    2⤵
                      PID:4464
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      2⤵
                        PID:1964
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:4716
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          2⤵
                            PID:3648
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            2⤵
                              PID:3496
                            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                              2⤵
                                PID:3328
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:3236
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                1⤵
                                  PID:436
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                  1⤵
                                    PID:940
                                  • C:\Windows\System32\svchost.exe
                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                    1⤵
                                      PID:732
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k RPCSS -p
                                      1⤵
                                        PID:880
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                        1⤵
                                          PID:712
                                        • 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 netsvcs -p -s Schedule
                                            1⤵
                                              PID:1132
                                              • C:\Windows\system32\taskhostw.exe
                                                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                2⤵
                                                  PID:2396
                                              • C:\Windows\System32\svchost.exe
                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                1⤵
                                                  PID:1228
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                  1⤵
                                                    PID:1196
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                    1⤵
                                                      PID:1300
                                                    • C:\Windows\System32\svchost.exe
                                                      C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                      1⤵
                                                        PID:1368
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                        1⤵
                                                          PID:1376
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                          1⤵
                                                            PID:1560
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                            1⤵
                                                              PID:1636
                                                            • C:\Windows\System32\svchost.exe
                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                              1⤵
                                                                PID:1644
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                1⤵
                                                                  PID:1548
                                                                • C:\Windows\System32\svchost.exe
                                                                  C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                  1⤵
                                                                    PID:1988
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                    1⤵
                                                                      PID:2068
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                      1⤵
                                                                        PID:2152
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                        1⤵
                                                                          PID:2192
                                                                        • C:\Windows\System32\spoolsv.exe
                                                                          C:\Windows\System32\spoolsv.exe
                                                                          1⤵
                                                                            PID:2084
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                            1⤵
                                                                              PID:2692
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                              1⤵
                                                                                PID:2724
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                1⤵
                                                                                  PID:2632
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                  1⤵
                                                                                    PID:3388
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                    1⤵
                                                                                      PID:3636
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                                                      1⤵
                                                                                        PID:4208
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k WerSvcGroup
                                                                                        1⤵
                                                                                          PID:1036
                                                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4836 -ip 4836
                                                                                            2⤵
                                                                                              PID:1912
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                            1⤵
                                                                                              PID:4452
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p
                                                                                              1⤵
                                                                                                PID:988
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                1⤵
                                                                                                  PID:5096
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                  1⤵
                                                                                                    PID:716
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                    1⤵
                                                                                                      PID:1572
                                                                                                    • C:\Windows\Explorer.EXE
                                                                                                      C:\Windows\Explorer.EXE
                                                                                                      1⤵
                                                                                                        PID:3068
                                                                                                        • C:\Users\Admin\AppData\Local\Temp\b6024ad4d9a671ea665f26832d07c38afd8efe28d03cb968fb07cd9644805da7.exe
                                                                                                          "C:\Users\Admin\AppData\Local\Temp\b6024ad4d9a671ea665f26832d07c38afd8efe28d03cb968fb07cd9644805da7.exe"
                                                                                                          2⤵
                                                                                                          • Modifies firewall policy service
                                                                                                          • Checks computer location settings
                                                                                                          • Drops file in Program Files directory
                                                                                                          • Suspicious behavior: EnumeratesProcesses
                                                                                                          • Suspicious behavior: MapViewOfSection
                                                                                                          • Suspicious use of AdjustPrivilegeToken
                                                                                                          • Suspicious use of WriteProcessMemory
                                                                                                          PID:4836
                                                                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                                                                            C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 1660
                                                                                                            3⤵
                                                                                                            • Program crash
                                                                                                            PID:1212
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                        1⤵
                                                                                                          PID:2712
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                          1⤵
                                                                                                            PID:2704
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                            1⤵
                                                                                                              PID:2624
                                                                                                            • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                              "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                              1⤵
                                                                                                                PID:2612
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                                1⤵
                                                                                                                  PID:2452
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                                  1⤵
                                                                                                                    PID:2444
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                                    1⤵
                                                                                                                      PID:2340
                                                                                                                    • C:\Windows\system32\sihost.exe
                                                                                                                      sihost.exe
                                                                                                                      1⤵
                                                                                                                        PID:2312
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                                        1⤵
                                                                                                                          PID:2032
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                                          1⤵
                                                                                                                            PID:1892
                                                                                                                          • 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 LocalServiceNetworkRestricted -p
                                                                                                                              1⤵
                                                                                                                                PID:1820
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                                                1⤵
                                                                                                                                  PID:1792
                                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                                                  1⤵
                                                                                                                                    PID:1720
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                                    1⤵
                                                                                                                                      PID:1388
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                                      1⤵
                                                                                                                                        PID:1360
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                                        1⤵
                                                                                                                                          PID:1056
                                                                                                                                        • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                          "fontdrvhost.exe"
                                                                                                                                          1⤵
                                                                                                                                            PID:784

                                                                                                                                          Network

                                                                                                                                          MITRE ATT&CK Enterprise v6

                                                                                                                                          Replay Monitor

                                                                                                                                          Loading Replay Monitor...

                                                                                                                                          Downloads

                                                                                                                                          • memory/4836-135-0x0000000001000000-0x0000000001043000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            268KB

                                                                                                                                          • memory/4836-136-0x0000000001000000-0x0000000001043000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            268KB