Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2024 00:06

General

  • Target

    2024092733e539dc44b47e498f3f324e7907d5dbwannacry.exe

  • Size

    3.6MB

  • MD5

    33e539dc44b47e498f3f324e7907d5db

  • SHA1

    8fce0593af9b7d65c2372260f57350a2d829b149

  • SHA256

    edd88b7aa722ab6eecffee7f0bf8d28865e9920e7b49407ce59fa037df3166e2

  • SHA512

    6cfdd1a797c5a2170a090bb9c45769692d5fe224913d38aa19f733fb7d3323eb038695f31d4e5ee278bea9aa7080e0bbe11ad0058a7ddd3948fa5e534cbe9a78

  • SSDEEP

    49152:wnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA:wDqPoBhz1aRxcSUDk36SA

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3287) 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 1 IoCs
  • Drops file in Windows directory 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 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 49 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\wininit.exe
    wininit.exe
    1⤵
      PID:384
      • C:\Windows\system32\services.exe
        C:\Windows\system32\services.exe
        2⤵
          PID:476
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch
            3⤵
              PID:596
              • C:\Windows\system32\wbem\wmiprvse.exe
                C:\Windows\system32\wbem\wmiprvse.exe
                4⤵
                  PID:316
                • C:\Windows\system32\DllHost.exe
                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                  4⤵
                    PID:760
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k RPCSS
                  3⤵
                    PID:672
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                    3⤵
                      PID:748
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                      3⤵
                        PID:808
                        • C:\Windows\system32\Dwm.exe
                          "C:\Windows\system32\Dwm.exe"
                          4⤵
                            PID:1092
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          3⤵
                            PID:852
                            • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                              wmiadap.exe /F /T /R
                              4⤵
                                PID:1940
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k LocalService
                              3⤵
                                PID:960
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k NetworkService
                                3⤵
                                  PID:272
                                • C:\Windows\System32\spoolsv.exe
                                  C:\Windows\System32\spoolsv.exe
                                  3⤵
                                    PID:1052
                                  • C:\Windows\system32\taskhost.exe
                                    "taskhost.exe"
                                    3⤵
                                      PID:1060
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                      3⤵
                                        PID:1164
                                      • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                        "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                        3⤵
                                          PID:1472
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                          3⤵
                                            PID:2176
                                          • C:\Windows\system32\sppsvc.exe
                                            C:\Windows\system32\sppsvc.exe
                                            3⤵
                                              PID:1668
                                            • C:\Users\Admin\AppData\Local\Temp\2024092733e539dc44b47e498f3f324e7907d5dbwannacry.exe
                                              C:\Users\Admin\AppData\Local\Temp\2024092733e539dc44b47e498f3f324e7907d5dbwannacry.exe -m security
                                              3⤵
                                              • Drops file in System32 directory
                                              • System Location Discovery: System Language Discovery
                                              • Modifies data under HKEY_USERS
                                              • Suspicious behavior: EnumeratesProcesses
                                              • Suspicious behavior: MapViewOfSection
                                              • Suspicious use of AdjustPrivilegeToken
                                              PID:284
                                          • C:\Windows\system32\lsass.exe
                                            C:\Windows\system32\lsass.exe
                                            2⤵
                                              PID:492
                                            • C:\Windows\system32\lsm.exe
                                              C:\Windows\system32\lsm.exe
                                              2⤵
                                                PID:500
                                            • C:\Windows\system32\csrss.exe
                                              %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
                                              1⤵
                                                PID:392
                                              • C:\Windows\system32\winlogon.exe
                                                winlogon.exe
                                                1⤵
                                                  PID:432
                                                • C:\Windows\Explorer.EXE
                                                  C:\Windows\Explorer.EXE
                                                  1⤵
                                                    PID:1140
                                                    • C:\Users\Admin\AppData\Local\Temp\2024092733e539dc44b47e498f3f324e7907d5dbwannacry.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\2024092733e539dc44b47e498f3f324e7907d5dbwannacry.exe"
                                                      2⤵
                                                      • 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:2644

                                                  Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

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                                                  Downloads

                                                  • memory/284-3-0x0000000000400000-0x0000000000A72000-memory.dmp

                                                    Filesize

                                                    6.4MB

                                                  • memory/284-9-0x0000000000400000-0x0000000000A72000-memory.dmp

                                                    Filesize

                                                    6.4MB

                                                  • memory/2644-0-0x0000000000400000-0x0000000000A72000-memory.dmp

                                                    Filesize

                                                    6.4MB

                                                  • memory/2644-2-0x0000000077C0F000-0x0000000077C10000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2644-1-0x0000000077C10000-0x0000000077C11000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2644-7-0x0000000077C0F000-0x0000000077C10000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2644-6-0x000000007EF70000-0x000000007EF7C000-memory.dmp

                                                    Filesize

                                                    48KB

                                                  • memory/2644-5-0x0000000077C10000-0x0000000077C11000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2644-8-0x0000000000400000-0x0000000000A72000-memory.dmp

                                                    Filesize

                                                    6.4MB