Analysis

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

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-09-2024 00:37

General

  • Target

    20240927cddb703a169097e3b0a14f1e75bb81c0wannacry.exe

  • Size

    3.6MB

  • MD5

    cddb703a169097e3b0a14f1e75bb81c0

  • SHA1

    f1e7b635afad163a94e53289101fb27cf4671005

  • SHA256

    97c5cc3697f3d6e10eae2c1b66eeaf989b71add852dedb2781c3134720782181

  • SHA512

    28d490f22560db8ff1884accd702cf3347a16d17082c0a1dffac52ecbb2992102ad1dce461f09b21fd79d8130f7a96f490e2e45d5857bcf069343f564c8cbd76

  • SSDEEP

    98304:KDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:KDqPe1Cxcxk3ZAEUadzR8yc4H

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3236) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        2⤵
          PID:788
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:336
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:668
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            1⤵
              PID:792
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k DcomLaunch -p
              1⤵
                PID:804
                • C:\Windows\system32\wbem\unsecapp.exe
                  C:\Windows\system32\wbem\unsecapp.exe -Embedding
                  2⤵
                    PID:3104
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    2⤵
                      PID:3852
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      2⤵
                        PID:3948
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:4012
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          2⤵
                            PID:408
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:3556
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              2⤵
                                PID:4292
                              • C:\Windows\system32\SppExtComObj.exe
                                C:\Windows\system32\SppExtComObj.exe -Embedding
                                2⤵
                                  PID:1044
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  2⤵
                                    PID:4364
                                  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                                    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                                    2⤵
                                      PID:3708
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k RPCSS -p
                                    1⤵
                                      PID:900
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                      1⤵
                                        PID:952
                                      • 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 LocalServiceNetworkRestricted -p -s lmhosts
                                          1⤵
                                            PID:872
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                            1⤵
                                              PID:1036
                                              • C:\Windows\system32\taskhostw.exe
                                                taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                2⤵
                                                  PID:2900
                                              • C:\Windows\System32\svchost.exe
                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                1⤵
                                                  PID:1056
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                  1⤵
                                                    PID:1088
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                    1⤵
                                                      PID:1100
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                      1⤵
                                                        PID:1120
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                        1⤵
                                                          PID:1236
                                                          • C:\Windows\system32\sihost.exe
                                                            sihost.exe
                                                            2⤵
                                                              PID:2468
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                            1⤵
                                                              PID:1268
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                              1⤵
                                                                PID:1400
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                1⤵
                                                                  PID:1416
                                                                • C:\Windows\System32\svchost.exe
                                                                  C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                  1⤵
                                                                    PID:1424
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                    1⤵
                                                                      PID:1440
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                      1⤵
                                                                        PID:1580
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                        1⤵
                                                                          PID:1588
                                                                        • C:\Windows\System32\svchost.exe
                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                          1⤵
                                                                            PID:1652
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                            1⤵
                                                                              PID:1692
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                              1⤵
                                                                                PID:1752
                                                                              • 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 appmodel -p -s StateRepository
                                                                                  1⤵
                                                                                    PID:1872
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                    1⤵
                                                                                      PID:1920
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                      1⤵
                                                                                        PID:1928
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                        1⤵
                                                                                          PID:1988
                                                                                        • C:\Windows\System32\spoolsv.exe
                                                                                          C:\Windows\System32\spoolsv.exe
                                                                                          1⤵
                                                                                            PID:1700
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                            1⤵
                                                                                              PID:2052
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                              1⤵
                                                                                                PID:2108
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                1⤵
                                                                                                  PID:2272
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                  1⤵
                                                                                                    PID:2344
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                    1⤵
                                                                                                      PID:2488
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                      1⤵
                                                                                                        PID:2512
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                        1⤵
                                                                                                          PID:2520
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                          1⤵
                                                                                                            PID:2712
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                                            1⤵
                                                                                                              PID:2740
                                                                                                            • C:\Windows\sysmon.exe
                                                                                                              C:\Windows\sysmon.exe
                                                                                                              1⤵
                                                                                                                PID:2808
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                                                1⤵
                                                                                                                  PID:2816
                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                  1⤵
                                                                                                                    PID:2832
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                    1⤵
                                                                                                                      PID:2848
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                                      1⤵
                                                                                                                        PID:3468
                                                                                                                      • C:\Windows\Explorer.EXE
                                                                                                                        C:\Windows\Explorer.EXE
                                                                                                                        1⤵
                                                                                                                          PID:3488
                                                                                                                          • C:\Users\Admin\AppData\Local\Temp\20240927cddb703a169097e3b0a14f1e75bb81c0wannacry.exe
                                                                                                                            "C:\Users\Admin\AppData\Local\Temp\20240927cddb703a169097e3b0a14f1e75bb81c0wannacry.exe"
                                                                                                                            2⤵
                                                                                                                            • Modifies firewall policy service
                                                                                                                            • Drops file in Windows directory
                                                                                                                            • System Location Discovery: System Language Discovery
                                                                                                                            • Suspicious behavior: EnumeratesProcesses
                                                                                                                            • Suspicious behavior: MapViewOfSection
                                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                                            • Suspicious use of WriteProcessMemory
                                                                                                                            PID:3920
                                                                                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                              C:\Windows\SysWOW64\WerFault.exe -u -p 3920 -s 1424
                                                                                                                              3⤵
                                                                                                                              • Program crash
                                                                                                                              PID:640
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                          1⤵
                                                                                                                            PID:3664
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                                            1⤵
                                                                                                                              PID:4768
                                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                                              1⤵
                                                                                                                                PID:3164
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                                                1⤵
                                                                                                                                  PID:4400
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                                                  1⤵
                                                                                                                                    PID:2552
                                                                                                                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                                                    1⤵
                                                                                                                                      PID:1856
                                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                                      C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                                                      1⤵
                                                                                                                                        PID:3484
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                                                                                                                        1⤵
                                                                                                                                          PID:4320
                                                                                                                                        • C:\Users\Admin\AppData\Local\Temp\20240927cddb703a169097e3b0a14f1e75bb81c0wannacry.exe
                                                                                                                                          C:\Users\Admin\AppData\Local\Temp\20240927cddb703a169097e3b0a14f1e75bb81c0wannacry.exe -m security
                                                                                                                                          1⤵
                                                                                                                                          • System Location Discovery: System Language Discovery
                                                                                                                                          • Modifies data under HKEY_USERS
                                                                                                                                          • Suspicious behavior: EnumeratesProcesses
                                                                                                                                          • Suspicious use of AdjustPrivilegeToken
                                                                                                                                          PID:1144
                                                                                                                                        • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3920 -ip 3920
                                                                                                                                          1⤵
                                                                                                                                            PID:3932

                                                                                                                                          Network

                                                                                                                                          MITRE ATT&CK Enterprise v15

                                                                                                                                          Replay Monitor

                                                                                                                                          Loading Replay Monitor...

                                                                                                                                          Downloads

                                                                                                                                          • memory/1144-17-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            6.4MB

                                                                                                                                          • memory/3920-6-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB

                                                                                                                                          • memory/3920-3-0x0000000077223000-0x0000000077224000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            4KB

                                                                                                                                          • memory/3920-2-0x0000000077222000-0x0000000077223000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            4KB

                                                                                                                                          • memory/3920-4-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB

                                                                                                                                          • memory/3920-5-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB

                                                                                                                                          • memory/3920-0-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            6.4MB

                                                                                                                                          • memory/3920-8-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB

                                                                                                                                          • memory/3920-7-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB

                                                                                                                                          • memory/3920-10-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB

                                                                                                                                          • memory/3920-13-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB

                                                                                                                                          • memory/3920-16-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            6.4MB

                                                                                                                                          • memory/3920-1-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                            Filesize

                                                                                                                                            48KB