Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 03:41

General

  • Target

    2024-10-12_71ec4e703fc939b894dade629e671f55_wannacry.exe

  • Size

    3.6MB

  • MD5

    71ec4e703fc939b894dade629e671f55

  • SHA1

    51b7bf5fa8fc69b92d26a84f5373ca6e5ecca7eb

  • SHA256

    2ef401da8d28c27b4886d7f03f971c6ab456f10cd9f69ae54871a5548e0ab069

  • SHA512

    1a744425ae16400905d809bc18753b034a6c6d2ab95f1e2cc830c2a3b6e16d85c240828dd3e8353bf55ee07c9487ac5494c5e473bd8611951eaf213e20da5918

  • SSDEEP

    98304:6DqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:6DqPe1Cxcxk3ZAEUadzR8yc4H

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 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:800
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:316
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:676
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p
            1⤵
              PID:784
              • C:\Windows\system32\wbem\unsecapp.exe
                C:\Windows\system32\wbem\unsecapp.exe -Embedding
                2⤵
                  PID:3144
                • 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:3944
                    • C:\Windows\System32\RuntimeBroker.exe
                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                      2⤵
                        PID:4008
                      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                        2⤵
                          PID:1056
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          2⤵
                            PID:2948
                          • C:\Windows\system32\SppExtComObj.exe
                            C:\Windows\system32\SppExtComObj.exe -Embedding
                            2⤵
                              PID:3484
                            • C:\Windows\system32\DllHost.exe
                              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                              2⤵
                                PID:4544
                              • 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:4724
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  2⤵
                                    PID:2512
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    2⤵
                                      PID:4488
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      2⤵
                                        PID:1160
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        2⤵
                                          PID:1856
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          2⤵
                                            PID:4824
                                        • C:\Windows\system32\fontdrvhost.exe
                                          "fontdrvhost.exe"
                                          1⤵
                                            PID:792
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k RPCSS -p
                                            1⤵
                                              PID:904
                                            • 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:652
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                                  1⤵
                                                    PID:528
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                                    1⤵
                                                      PID:1076
                                                    • C:\Windows\System32\svchost.exe
                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                      1⤵
                                                        PID:1084
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                        1⤵
                                                          PID:1096
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                          1⤵
                                                            PID:1248
                                                            • C:\Windows\system32\taskhostw.exe
                                                              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                              2⤵
                                                                PID:2756
                                                            • C:\Windows\System32\svchost.exe
                                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                                                              1⤵
                                                                PID:1272
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                1⤵
                                                                  PID:1280
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                                  1⤵
                                                                    PID:1336
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                    1⤵
                                                                      PID:1380
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                      1⤵
                                                                        PID:1496
                                                                        • C:\Windows\system32\sihost.exe
                                                                          sihost.exe
                                                                          2⤵
                                                                            PID:2576
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                          1⤵
                                                                            PID:1508
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                            1⤵
                                                                              PID:1520
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                              1⤵
                                                                                PID:1532
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                                1⤵
                                                                                  PID:1688
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                                  1⤵
                                                                                    PID:1704
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                    1⤵
                                                                                      PID:1748
                                                                                    • C:\Windows\System32\svchost.exe
                                                                                      C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                      1⤵
                                                                                        PID:1808
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                        1⤵
                                                                                          PID:1816
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                          1⤵
                                                                                            PID:1988
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                            1⤵
                                                                                              PID:1992
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                              1⤵
                                                                                                PID:2020
                                                                                              • C:\Windows\System32\svchost.exe
                                                                                                C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                                1⤵
                                                                                                  PID:1884
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                  1⤵
                                                                                                    PID:2076
                                                                                                  • C:\Windows\System32\spoolsv.exe
                                                                                                    C:\Windows\System32\spoolsv.exe
                                                                                                    1⤵
                                                                                                      PID:2152
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                                      1⤵
                                                                                                        PID:2248
                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                        C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                        1⤵
                                                                                                          PID:2256
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                          1⤵
                                                                                                            PID:2268
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                            1⤵
                                                                                                              PID:2584
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                              1⤵
                                                                                                                PID:2644
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                                1⤵
                                                                                                                  PID:2660
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                                  1⤵
                                                                                                                    PID:2748
                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                                                    1⤵
                                                                                                                      PID:2808
                                                                                                                    • C:\Windows\sysmon.exe
                                                                                                                      C:\Windows\sysmon.exe
                                                                                                                      1⤵
                                                                                                                        PID:2836
                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                        1⤵
                                                                                                                          PID:2848
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                          1⤵
                                                                                                                            PID:2864
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                                                            1⤵
                                                                                                                              PID:2932
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                                              1⤵
                                                                                                                                PID:3416
                                                                                                                              • C:\Windows\Explorer.EXE
                                                                                                                                C:\Windows\Explorer.EXE
                                                                                                                                1⤵
                                                                                                                                  PID:3556
                                                                                                                                  • C:\Users\Admin\AppData\Local\Temp\2024-10-12_71ec4e703fc939b894dade629e671f55_wannacry.exe
                                                                                                                                    "C:\Users\Admin\AppData\Local\Temp\2024-10-12_71ec4e703fc939b894dade629e671f55_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:4052
                                                                                                                                    • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                      C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 1432
                                                                                                                                      3⤵
                                                                                                                                      • Program crash
                                                                                                                                      PID:2884
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                                  1⤵
                                                                                                                                    PID:3676
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                                                    1⤵
                                                                                                                                      PID:740
                                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                                                      1⤵
                                                                                                                                        PID:3864
                                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                                                        1⤵
                                                                                                                                          PID:2280
                                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                                                          1⤵
                                                                                                                                            PID:4100
                                                                                                                                          • C:\Windows\System32\svchost.exe
                                                                                                                                            C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                                                            1⤵
                                                                                                                                              PID:1740
                                                                                                                                            • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                                                              "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                                                              1⤵
                                                                                                                                                PID:4124
                                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                                                                                                                                1⤵
                                                                                                                                                  PID:3248
                                                                                                                                                • C:\Users\Admin\AppData\Local\Temp\2024-10-12_71ec4e703fc939b894dade629e671f55_wannacry.exe
                                                                                                                                                  C:\Users\Admin\AppData\Local\Temp\2024-10-12_71ec4e703fc939b894dade629e671f55_wannacry.exe -m security
                                                                                                                                                  1⤵
                                                                                                                                                  • System Location Discovery: System Language Discovery
                                                                                                                                                  • Modifies data under HKEY_USERS
                                                                                                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                                                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                                                                                                  PID:5112
                                                                                                                                                • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4052 -ip 4052
                                                                                                                                                  1⤵
                                                                                                                                                    PID:1408

                                                                                                                                                  Network

                                                                                                                                                  MITRE ATT&CK Enterprise v15

                                                                                                                                                  Replay Monitor

                                                                                                                                                  Loading Replay Monitor...

                                                                                                                                                  Downloads

                                                                                                                                                  • memory/4052-0-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    6.4MB

                                                                                                                                                  • memory/4052-3-0x0000000077EB3000-0x0000000077EB4000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    4KB

                                                                                                                                                  • memory/4052-2-0x0000000077EB2000-0x0000000077EB3000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    4KB

                                                                                                                                                  • memory/4052-1-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    48KB

                                                                                                                                                  • memory/4052-4-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    48KB

                                                                                                                                                  • memory/4052-6-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    48KB

                                                                                                                                                  • memory/4052-7-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    48KB

                                                                                                                                                  • memory/4052-9-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    48KB

                                                                                                                                                  • memory/4052-11-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    48KB

                                                                                                                                                  • memory/4052-13-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    6.4MB

                                                                                                                                                  • memory/5112-5-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    6.4MB

                                                                                                                                                  • memory/5112-14-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                    Filesize

                                                                                                                                                    6.4MB