Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-11-2022 17:19

General

  • Target

    91818e5b04ea9e8b7a6d18419c7e845f376dfbaeb39cf23d7e540c7d7f7cb6ba.exe

  • Size

    52KB

  • MD5

    08cf04b78af476a99039234b00831d10

  • SHA1

    74b88ba8efe2c417e76c19d3d266045a58dec690

  • SHA256

    91818e5b04ea9e8b7a6d18419c7e845f376dfbaeb39cf23d7e540c7d7f7cb6ba

  • SHA512

    f56976f1de1a7ebf51efb5f8a3381e94506b2aae5d463aa0f2998790750c1575b7ce434ff5022e23b07329c8b69dc3d643d5dccc16e611ece87e5cf1480d4d71

  • SSDEEP

    768:pAXariI4MMMlejQfx6rhSwzIBssRDKAyL8bl3QqyAh0Bmv3eS:TFfMZA0tSnlD2IFQqRqmn

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 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 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:688
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:632
        • C:\Windows\system32\fontdrvhost.exe
          "fontdrvhost.exe"
          2⤵
            PID:804
          • C:\Windows\system32\dwm.exe
            "dwm.exe"
            2⤵
              PID:404
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:796
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                2⤵
                  PID:4640
                • C:\Windows\system32\SppExtComObj.exe
                  C:\Windows\system32\SppExtComObj.exe -Embedding
                  2⤵
                    PID:3724
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    2⤵
                      PID:4464
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      2⤵
                        PID:3984
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:3684
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          2⤵
                            PID:3540
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:3452
                            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                              2⤵
                                PID:3388
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:3280
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                1⤵
                                  PID:440
                                • C:\Windows\System32\svchost.exe
                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                  1⤵
                                    PID:672
                                  • C:\Windows\System32\svchost.exe
                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                    1⤵
                                      PID:1196
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                      1⤵
                                        PID:1316
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                        1⤵
                                          PID:1232
                                        • C:\Windows\System32\svchost.exe
                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                          1⤵
                                            PID:1824
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                            1⤵
                                              PID:2096
                                            • C:\Windows\System32\spoolsv.exe
                                              C:\Windows\System32\spoolsv.exe
                                              1⤵
                                                PID:1848
                                              • C:\Windows\system32\sihost.exe
                                                sihost.exe
                                                1⤵
                                                  PID:2528
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k LocalService -s W32Time
                                                  1⤵
                                                    PID:4004
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k WerSvcGroup
                                                    1⤵
                                                      PID:4496
                                                      • C:\Windows\SysWOW64\WerFault.exe
                                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4816 -ip 4816
                                                        2⤵
                                                          PID:5084
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                        1⤵
                                                          PID:3852
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k netsvcs -p
                                                          1⤵
                                                            PID:4576
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                            1⤵
                                                              PID:2784
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                              1⤵
                                                                PID:1044
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                1⤵
                                                                  PID:2144
                                                                • C:\Windows\System32\svchost.exe
                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                  1⤵
                                                                    PID:4968
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                    1⤵
                                                                      PID:3096
                                                                    • C:\Windows\Explorer.EXE
                                                                      C:\Windows\Explorer.EXE
                                                                      1⤵
                                                                        PID:968
                                                                        • C:\Users\Admin\AppData\Local\Temp\91818e5b04ea9e8b7a6d18419c7e845f376dfbaeb39cf23d7e540c7d7f7cb6ba.exe
                                                                          "C:\Users\Admin\AppData\Local\Temp\91818e5b04ea9e8b7a6d18419c7e845f376dfbaeb39cf23d7e540c7d7f7cb6ba.exe"
                                                                          2⤵
                                                                          • Modifies firewall policy service
                                                                          • Suspicious behavior: EnumeratesProcesses
                                                                          • Suspicious behavior: MapViewOfSection
                                                                          • Suspicious use of AdjustPrivilegeToken
                                                                          • Suspicious use of WriteProcessMemory
                                                                          PID:4816
                                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                                            C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 1756
                                                                            3⤵
                                                                            • Program crash
                                                                            PID:4268
                                                                      • C:\Windows\system32\taskhostw.exe
                                                                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                                        1⤵
                                                                          PID:2892
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                          1⤵
                                                                            PID:2656
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                            1⤵
                                                                              PID:2644
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                              1⤵
                                                                                PID:2632
                                                                              • C:\Windows\System32\svchost.exe
                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                1⤵
                                                                                  PID:2624
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                  1⤵
                                                                                    PID:2556
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                    1⤵
                                                                                      PID:2500
                                                                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                      1⤵
                                                                                        PID:2472
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                        1⤵
                                                                                          PID:2344
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                          1⤵
                                                                                            PID:2336
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                            1⤵
                                                                                              PID:2184
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                              1⤵
                                                                                                PID:2168
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                1⤵
                                                                                                  PID:2028
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                                  1⤵
                                                                                                    PID:1968
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                                    1⤵
                                                                                                      PID:1956
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                                      1⤵
                                                                                                        PID:1948
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                                        1⤵
                                                                                                          PID:1812
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s FontCache
                                                                                                          1⤵
                                                                                                            PID:1724
                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                                            1⤵
                                                                                                              PID:1696
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                                              1⤵
                                                                                                                PID:1680
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                                                1⤵
                                                                                                                  PID:1604
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                                                                  1⤵
                                                                                                                    PID:1500
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                                                                    1⤵
                                                                                                                      PID:1452
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                                                                      1⤵
                                                                                                                        PID:1416
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                                                                        1⤵
                                                                                                                          PID:1384
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                                                                          1⤵
                                                                                                                            PID:1328
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                                                                                            1⤵
                                                                                                                              PID:1128
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                                                                                              1⤵
                                                                                                                                PID:1096
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                                                                                                1⤵
                                                                                                                                  PID:1032
                                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                                                                                                  1⤵
                                                                                                                                    PID:388
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                                                                                                                    1⤵
                                                                                                                                      PID:972
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k RPCSS -p
                                                                                                                                      1⤵
                                                                                                                                        PID:916
                                                                                                                                      • C:\Windows\system32\fontdrvhost.exe
                                                                                                                                        "fontdrvhost.exe"
                                                                                                                                        1⤵
                                                                                                                                          PID:812

                                                                                                                                        Network

                                                                                                                                        MITRE ATT&CK Enterprise v6

                                                                                                                                        Replay Monitor

                                                                                                                                        Loading Replay Monitor...

                                                                                                                                        Downloads

                                                                                                                                        • memory/4816-132-0x0000000000400000-0x000000000040E000-memory.dmp

                                                                                                                                          Filesize

                                                                                                                                          56KB