Analysis

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

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-09-2024 13:08

General

  • Target

    2024-09-17_f7eb4c9756c8b6fdc410768c03a44481_wannacry.exe

  • Size

    5.0MB

  • MD5

    f7eb4c9756c8b6fdc410768c03a44481

  • SHA1

    ae7bf2af7451d3b771516a9f1747f6c37a685018

  • SHA256

    cbe965f77dfd641c071e6fdf133f761d6dbfab8340f500db284a1988bdb33efe

  • SHA512

    b3304bcbe977bdabe5d03c1934d71e51f9100ceb88dd19a1a3f51a643d5f3f522a37078eaee5b8f12163126424b8dbd79824094c730ef5c1957ad43afb179050

  • SSDEEP

    24576:ibLgdritdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKz6626M+pSk+RdhAdmvR:in6MSPbcBVQej/1INRx+pARdhnv

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3312) 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 System32 directory 4 IoCs
  • 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 15 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:792
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:316
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:672
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            1⤵
              PID:784
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k DcomLaunch -p
              1⤵
                PID:800
                • C:\Windows\system32\wbem\unsecapp.exe
                  C:\Windows\system32\wbem\unsecapp.exe -Embedding
                  2⤵
                    PID:2980
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    2⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      2⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:3904
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          2⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:3332
                            • C:\Windows\system32\SppExtComObj.exe
                              C:\Windows\system32\SppExtComObj.exe -Embedding
                              2⤵
                                PID:5016
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                2⤵
                                  PID:1844
                                • 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:4712
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    2⤵
                                      PID:2440
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k RPCSS -p
                                    1⤵
                                      PID:912
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                                      1⤵
                                        PID:960
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                                        1⤵
                                          PID:408
                                        • C:\Windows\System32\svchost.exe
                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                          1⤵
                                            PID:1000
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                            1⤵
                                              PID:1052
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                              1⤵
                                                PID:1076
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                1⤵
                                                  PID:1108
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                  1⤵
                                                    PID:1180
                                                    • C:\Windows\system32\taskhostw.exe
                                                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                      2⤵
                                                        PID:2904
                                                      • C:\Windows\system32\MusNotification.exe
                                                        C:\Windows\system32\MusNotification.exe
                                                        2⤵
                                                          PID:5112
                                                      • C:\Windows\System32\svchost.exe
                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                        1⤵
                                                          PID:1224
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                          1⤵
                                                            PID:1272
                                                          • C:\Windows\system32\svchost.exe
                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                            1⤵
                                                              PID:1328
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                              1⤵
                                                                PID:1352
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                1⤵
                                                                  PID:1444
                                                                  • C:\Windows\system32\sihost.exe
                                                                    sihost.exe
                                                                    2⤵
                                                                      PID:2680
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                    1⤵
                                                                      PID:1472
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                      1⤵
                                                                        PID:1516
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                        1⤵
                                                                          PID:1524
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                          1⤵
                                                                            PID:1652
                                                                          • C:\Windows\System32\svchost.exe
                                                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                            1⤵
                                                                              PID:1712
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                              1⤵
                                                                                PID:1728
                                                                              • 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 LocalServiceNetworkRestricted -p
                                                                                  1⤵
                                                                                    PID:1824
                                                                                  • 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 NetworkService -p -s Dnscache
                                                                                      1⤵
                                                                                        PID:1940
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                        1⤵
                                                                                          PID:1988
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                          1⤵
                                                                                            PID:1996
                                                                                          • C:\Windows\System32\spoolsv.exe
                                                                                            C:\Windows\System32\spoolsv.exe
                                                                                            1⤵
                                                                                              PID:1724
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                              1⤵
                                                                                                PID:2080
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                1⤵
                                                                                                  PID:2120
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                  1⤵
                                                                                                    PID:2272
                                                                                                  • C:\Windows\System32\svchost.exe
                                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                    1⤵
                                                                                                      PID:2308
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                      1⤵
                                                                                                        PID:2416
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                        1⤵
                                                                                                          PID:2424
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                          1⤵
                                                                                                            PID:2620
                                                                                                          • C:\Windows\sysmon.exe
                                                                                                            C:\Windows\sysmon.exe
                                                                                                            1⤵
                                                                                                              PID:2660
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                                              1⤵
                                                                                                                PID:2672
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                1⤵
                                                                                                                  PID:2704
                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                  1⤵
                                                                                                                    PID:2732
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                                    1⤵
                                                                                                                      PID:2748
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                                                      1⤵
                                                                                                                        PID:2072
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                                        1⤵
                                                                                                                          PID:3348
                                                                                                                        • C:\Windows\Explorer.EXE
                                                                                                                          C:\Windows\Explorer.EXE
                                                                                                                          1⤵
                                                                                                                            PID:3412
                                                                                                                            • C:\Users\Admin\AppData\Local\Temp\2024-09-17_f7eb4c9756c8b6fdc410768c03a44481_wannacry.exe
                                                                                                                              "C:\Users\Admin\AppData\Local\Temp\2024-09-17_f7eb4c9756c8b6fdc410768c03a44481_wannacry.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:4844
                                                                                                                              • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 1428
                                                                                                                                3⤵
                                                                                                                                • Program crash
                                                                                                                                PID:1600
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                            1⤵
                                                                                                                              PID:3540
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                                              1⤵
                                                                                                                                PID:4472
                                                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                                                1⤵
                                                                                                                                  PID:4864
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                                                  1⤵
                                                                                                                                    PID:2168
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                                                    1⤵
                                                                                                                                      PID:2668
                                                                                                                                    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                                                      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                                                      1⤵
                                                                                                                                        PID:1368
                                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                                        C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                                                        1⤵
                                                                                                                                          PID:5116
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                                                                                                                          1⤵
                                                                                                                                            PID:764
                                                                                                                                          • C:\Users\Admin\AppData\Local\Temp\2024-09-17_f7eb4c9756c8b6fdc410768c03a44481_wannacry.exe
                                                                                                                                            C:\Users\Admin\AppData\Local\Temp\2024-09-17_f7eb4c9756c8b6fdc410768c03a44481_wannacry.exe -m security
                                                                                                                                            1⤵
                                                                                                                                            • Drops file in System32 directory
                                                                                                                                            • System Location Discovery: System Language Discovery
                                                                                                                                            • Modifies data under HKEY_USERS
                                                                                                                                            • Suspicious behavior: EnumeratesProcesses
                                                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                                                            PID:2760
                                                                                                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4844 -ip 4844
                                                                                                                                            1⤵
                                                                                                                                              PID:2524

                                                                                                                                            Network

                                                                                                                                            MITRE ATT&CK Enterprise v15

                                                                                                                                            Replay Monitor

                                                                                                                                            Loading Replay Monitor...

                                                                                                                                            Downloads

                                                                                                                                            • memory/2760-5-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              6.4MB

                                                                                                                                            • memory/2760-14-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              6.4MB

                                                                                                                                            • memory/4844-0-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              6.4MB

                                                                                                                                            • memory/4844-1-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/4844-3-0x0000000077663000-0x0000000077664000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              4KB

                                                                                                                                            • memory/4844-2-0x0000000077662000-0x0000000077663000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              4KB

                                                                                                                                            • memory/4844-4-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/4844-6-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/4844-7-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/4844-9-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/4844-11-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              48KB

                                                                                                                                            • memory/4844-13-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                              Filesize

                                                                                                                                              6.4MB