Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 22:39

General

  • Target

    9b8d8d06bcb6cf43c044605967100f27439dea7427701ca29230aa58ee7396b3.exe

  • Size

    5.0MB

  • MD5

    832a324dbc405b6225d5a93b16281dee

  • SHA1

    7b627263101523e4c4d17ca79a8c1c8703bc88c3

  • SHA256

    9b8d8d06bcb6cf43c044605967100f27439dea7427701ca29230aa58ee7396b3

  • SHA512

    6fcb902cb62e266e5871800d99bbd3cb5eb8d60de9374ca2e15a0f4c2e144fbe090839956e85cf766e165b493c8997ce461d0b64dc26d7589e8bd7a3c7c9fef4

  • SSDEEP

    49152:WnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAAkf:SDqPoBhz1aRxcSUDk36SAtf

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (2448) amount of remote hosts 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 47 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:608
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                4⤵
                  PID:1312
                • C:\Windows\system32\wbem\wmiprvse.exe
                  C:\Windows\system32\wbem\wmiprvse.exe
                  4⤵
                    PID:1812
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k RPCSS
                  3⤵
                    PID:688
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                    3⤵
                      PID:764
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                      3⤵
                        PID:828
                        • C:\Windows\system32\Dwm.exe
                          "C:\Windows\system32\Dwm.exe"
                          4⤵
                            PID:1176
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          3⤵
                            PID:864
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalService
                            3⤵
                              PID:988
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k NetworkService
                              3⤵
                                PID:292
                              • C:\Windows\System32\spoolsv.exe
                                C:\Windows\System32\spoolsv.exe
                                3⤵
                                  PID:704
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                  3⤵
                                    PID:1076
                                  • C:\Windows\system32\taskhost.exe
                                    "taskhost.exe"
                                    3⤵
                                      PID:1116
                                    • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                      "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                      3⤵
                                        PID:1732
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                        3⤵
                                          PID:1048
                                        • C:\Windows\system32\sppsvc.exe
                                          C:\Windows\system32\sppsvc.exe
                                          3⤵
                                            PID:2876
                                          • C:\Users\Admin\AppData\Local\Temp\9b8d8d06bcb6cf43c044605967100f27439dea7427701ca29230aa58ee7396b3.exe
                                            C:\Users\Admin\AppData\Local\Temp\9b8d8d06bcb6cf43c044605967100f27439dea7427701ca29230aa58ee7396b3.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:2896
                                        • C:\Windows\system32\lsass.exe
                                          C:\Windows\system32\lsass.exe
                                          2⤵
                                            PID:488
                                          • C:\Windows\system32\lsm.exe
                                            C:\Windows\system32\lsm.exe
                                            2⤵
                                              PID:496
                                          • 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:396
                                            • C:\Windows\system32\winlogon.exe
                                              winlogon.exe
                                              1⤵
                                                PID:432
                                              • C:\Windows\Explorer.EXE
                                                C:\Windows\Explorer.EXE
                                                1⤵
                                                  PID:1268
                                                  • C:\Users\Admin\AppData\Local\Temp\9b8d8d06bcb6cf43c044605967100f27439dea7427701ca29230aa58ee7396b3.exe
                                                    "C:\Users\Admin\AppData\Local\Temp\9b8d8d06bcb6cf43c044605967100f27439dea7427701ca29230aa58ee7396b3.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:1964

                                                Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

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                                                Downloads

                                                • memory/1964-0-0x0000000000400000-0x0000000000A72000-memory.dmp

                                                  Filesize

                                                  6.4MB

                                                • memory/1964-2-0x0000000076F10000-0x0000000076F11000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/1964-1-0x0000000076F0F000-0x0000000076F10000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/1964-6-0x0000000076F0F000-0x0000000076F10000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/1964-5-0x000000007EF70000-0x000000007EF7C000-memory.dmp

                                                  Filesize

                                                  48KB

                                                • memory/1964-4-0x0000000076F10000-0x0000000076F11000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/1964-7-0x000000007EF70000-0x000000007EF7C000-memory.dmp

                                                  Filesize

                                                  48KB

                                                • memory/1964-8-0x0000000000400000-0x0000000000A72000-memory.dmp

                                                  Filesize

                                                  6.4MB

                                                • memory/2896-9-0x0000000000400000-0x0000000000A72000-memory.dmp

                                                  Filesize

                                                  6.4MB