Resubmissions

21-01-2025 15:26

250121-svdsba1keq 10

21-01-2025 15:25

250121-st31tazqas 10

21-01-2025 13:51

250121-q5vsgawpdz 10

Analysis

  • max time kernel
    102s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 15:26

General

  • Target

    2025-01-21_fe1fffbf1f03067f6c6bbbed2de7ab02_wannacry.exe

  • Size

    5.0MB

  • MD5

    fe1fffbf1f03067f6c6bbbed2de7ab02

  • SHA1

    8aa130adb01f980d7ade06d57946ddf19ebe370f

  • SHA256

    f8dd1ee5eb1d7e0ef4e891675f3d3014f6591e5bc23edf81cebfde59cad738d5

  • SHA512

    89057f5dd0c92b69d7710d00f8e2de40dcadc3f6c3567ea8c1df22fd9cc573d6139ea9ead28dd0b91be459a703423c3c27910dd80ecc21df04829b75796a8f19

  • SSDEEP

    24576:/bLgdaihdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLK6+vbOSSqTPVXgk+RdhAdm0:/nRMSPbcBVQej/1INx+TSqTdXeRdhnv

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (1963) amount of remote hosts 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:624
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        2⤵
          PID:788
        • C:\Windows\system32\dwm.exe
          "dwm.exe"
          2⤵
            PID:396
        • C:\Windows\system32\lsass.exe
          C:\Windows\system32\lsass.exe
          1⤵
            PID:672
          • C:\Windows\system32\fontdrvhost.exe
            "fontdrvhost.exe"
            1⤵
              PID:796
            • 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:3132
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    2⤵
                      PID:3860
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      2⤵
                        PID:3956
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        2⤵
                          PID:4020
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          2⤵
                            PID:2824
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            2⤵
                              PID:4156
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              2⤵
                                PID:4392
                              • C:\Windows\system32\SppExtComObj.exe
                                C:\Windows\system32\SppExtComObj.exe -Embedding
                                2⤵
                                  PID:3680
                                • C:\Windows\system32\DllHost.exe
                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                  2⤵
                                    PID:2608
                                  • 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:4732
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      2⤵
                                        PID:3744
                                    • 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:620
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p
                                            1⤵
                                              PID:744
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                                              1⤵
                                                PID:1052
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                                                1⤵
                                                  PID:1128
                                                • C:\Windows\System32\svchost.exe
                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                                                  1⤵
                                                    PID:1144
                                                  • C:\Windows\system32\svchost.exe
                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                                                    1⤵
                                                      PID:1192
                                                      • C:\Windows\system32\taskhostw.exe
                                                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                                        2⤵
                                                          PID:2780
                                                        • C:\Windows\system32\MusNotification.exe
                                                          C:\Windows\system32\MusNotification.exe
                                                          2⤵
                                                            PID:3548
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                                          1⤵
                                                            PID:1256
                                                          • 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:1320
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                                                1⤵
                                                                  PID:1376
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                                                  1⤵
                                                                    PID:1412
                                                                    • C:\Windows\system32\sihost.exe
                                                                      sihost.exe
                                                                      2⤵
                                                                        PID:2544
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                                                      1⤵
                                                                        PID:1544
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                                                        1⤵
                                                                          PID:1552
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                                                          1⤵
                                                                            PID:1560
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                                                            1⤵
                                                                              PID:1672
                                                                            • C:\Windows\System32\svchost.exe
                                                                              C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                                              1⤵
                                                                                PID:1712
                                                                              • C:\Windows\System32\svchost.exe
                                                                                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                                                1⤵
                                                                                  PID:1760
                                                                                • C:\Windows\System32\svchost.exe
                                                                                  C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                                                  1⤵
                                                                                    PID:1804
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                    1⤵
                                                                                      PID:1828
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                                                      1⤵
                                                                                        PID:1924
                                                                                      • C:\Windows\System32\svchost.exe
                                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                                                        1⤵
                                                                                          PID:1936
                                                                                        • C:\Windows\System32\svchost.exe
                                                                                          C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                                                          1⤵
                                                                                            PID:2016
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                                            1⤵
                                                                                              PID:2024
                                                                                            • C:\Windows\System32\spoolsv.exe
                                                                                              C:\Windows\System32\spoolsv.exe
                                                                                              1⤵
                                                                                                PID:2084
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p
                                                                                                1⤵
                                                                                                  PID:2116
                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                  C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                                                  1⤵
                                                                                                    PID:2188
                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                                                    1⤵
                                                                                                      PID:2196
                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                                                      1⤵
                                                                                                        PID:2256
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                                                        1⤵
                                                                                                          PID:2492
                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                                                          1⤵
                                                                                                            PID:2500
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                                            1⤵
                                                                                                              PID:2576
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                                              1⤵
                                                                                                                PID:2768
                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                                                1⤵
                                                                                                                  PID:2796
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                                                  1⤵
                                                                                                                    PID:2836
                                                                                                                  • C:\Windows\sysmon.exe
                                                                                                                    C:\Windows\sysmon.exe
                                                                                                                    1⤵
                                                                                                                      PID:2852
                                                                                                                    • C:\Windows\System32\svchost.exe
                                                                                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                                                      1⤵
                                                                                                                        PID:2888
                                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                                                        1⤵
                                                                                                                          PID:2916
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                                                          1⤵
                                                                                                                            PID:3392
                                                                                                                          • C:\Windows\Explorer.EXE
                                                                                                                            C:\Windows\Explorer.EXE
                                                                                                                            1⤵
                                                                                                                              PID:3528
                                                                                                                              • C:\Users\Admin\AppData\Local\Temp\2025-01-21_fe1fffbf1f03067f6c6bbbed2de7ab02_wannacry.exe
                                                                                                                                "C:\Users\Admin\AppData\Local\Temp\2025-01-21_fe1fffbf1f03067f6c6bbbed2de7ab02_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:1476
                                                                                                                                • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                  C:\Windows\SysWOW64\WerFault.exe -u -p 1476 -s 1432
                                                                                                                                  3⤵
                                                                                                                                  • Program crash
                                                                                                                                  PID:1840
                                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                                                              1⤵
                                                                                                                                PID:3688
                                                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                                                C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                                                1⤵
                                                                                                                                  PID:412
                                                                                                                                • C:\Windows\System32\svchost.exe
                                                                                                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                                                  1⤵
                                                                                                                                    PID:2652
                                                                                                                                  • C:\Windows\system32\svchost.exe
                                                                                                                                    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                                                    1⤵
                                                                                                                                      PID:552
                                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                                                      1⤵
                                                                                                                                        PID:2124
                                                                                                                                      • C:\Windows\System32\svchost.exe
                                                                                                                                        C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                                                        1⤵
                                                                                                                                          PID:3656
                                                                                                                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                                                          1⤵
                                                                                                                                            PID:876
                                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                                                                                                                            1⤵
                                                                                                                                              PID:3596
                                                                                                                                            • C:\Users\Admin\AppData\Local\Temp\2025-01-21_fe1fffbf1f03067f6c6bbbed2de7ab02_wannacry.exe
                                                                                                                                              C:\Users\Admin\AppData\Local\Temp\2025-01-21_fe1fffbf1f03067f6c6bbbed2de7ab02_wannacry.exe -m security
                                                                                                                                              1⤵
                                                                                                                                              • System Location Discovery: System Language Discovery
                                                                                                                                              • Modifies data under HKEY_USERS
                                                                                                                                              • Suspicious behavior: EnumeratesProcesses
                                                                                                                                              • Suspicious use of AdjustPrivilegeToken
                                                                                                                                              PID:4612
                                                                                                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                                                                                                              C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1476 -ip 1476
                                                                                                                                              1⤵
                                                                                                                                                PID:4952

                                                                                                                                              Network

                                                                                                                                              MITRE ATT&CK Enterprise v15

                                                                                                                                              Replay Monitor

                                                                                                                                              Loading Replay Monitor...

                                                                                                                                              Downloads

                                                                                                                                              • memory/1476-10-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-4-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-0-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                6.4MB

                                                                                                                                              • memory/1476-3-0x00000000779E3000-0x00000000779E4000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                4KB

                                                                                                                                              • memory/1476-9-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-5-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-21-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                6.4MB

                                                                                                                                              • memory/1476-8-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-2-0x00000000779E2000-0x00000000779E3000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                4KB

                                                                                                                                              • memory/1476-1-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-7-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-11-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-12-0x000000007FE40000-0x000000007FE4C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-13-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/1476-15-0x000000007FE30000-0x000000007FE3C000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                48KB

                                                                                                                                              • memory/4612-6-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                6.4MB

                                                                                                                                              • memory/4612-22-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                                                                                                                Filesize

                                                                                                                                                6.4MB