Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    24-08-2024 14:03

General

  • Target

    bebf373ffeac79b9dd8531d4b87f0ac7_JaffaCakes118.exe

  • Size

    3.6MB

  • MD5

    bebf373ffeac79b9dd8531d4b87f0ac7

  • SHA1

    79952e0d5cb55a77d1d09a5ee9e2e66f70ca2456

  • SHA256

    ea31b1c1dca10658e01d23b1048f032a49f70a7990dd7eb5b11169e1787195f3

  • SHA512

    4f4f38ad45a08b773a68df9021589c6a6cfb0e22f683ef769cb5d071cc99137d7e560190a5afb0734302b80691ab765c55bfd4039ab1fa23945c63e98d7d94dc

  • SSDEEP

    49152:BnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAAZ0vZ6GIkJ:lDqPoBhz1aRxcSUDk36SAc0B6GIkJ

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3167) 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 50 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:592
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                4⤵
                  PID:2040
                • C:\Windows\system32\wbem\wmiprvse.exe
                  C:\Windows\system32\wbem\wmiprvse.exe
                  4⤵
                    PID:1664
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k RPCSS
                  3⤵
                    PID:668
                  • 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:796
                        • C:\Windows\system32\Dwm.exe
                          "C:\Windows\system32\Dwm.exe"
                          4⤵
                            PID:1156
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          3⤵
                            PID:828
                            • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                              wmiadap.exe /F /T /R
                              4⤵
                                PID:2392
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k LocalService
                              3⤵
                                PID:948
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k NetworkService
                                3⤵
                                  PID:1016
                                • C:\Windows\System32\spoolsv.exe
                                  C:\Windows\System32\spoolsv.exe
                                  3⤵
                                    PID:984
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                    3⤵
                                      PID:1048
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1088
                                      • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                        "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                        3⤵
                                          PID:1420
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                          3⤵
                                            PID:2420
                                          • C:\Windows\system32\sppsvc.exe
                                            C:\Windows\system32\sppsvc.exe
                                            3⤵
                                              PID:2408
                                            • C:\Users\Admin\AppData\Local\Temp\bebf373ffeac79b9dd8531d4b87f0ac7_JaffaCakes118.exe
                                              C:\Users\Admin\AppData\Local\Temp\bebf373ffeac79b9dd8531d4b87f0ac7_JaffaCakes118.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:2708
                                          • 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:392
                                              • C:\Windows\system32\winlogon.exe
                                                winlogon.exe
                                                1⤵
                                                  PID:432
                                                • C:\Windows\Explorer.EXE
                                                  C:\Windows\Explorer.EXE
                                                  1⤵
                                                    PID:1180
                                                    • C:\Users\Admin\AppData\Local\Temp\bebf373ffeac79b9dd8531d4b87f0ac7_JaffaCakes118.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\bebf373ffeac79b9dd8531d4b87f0ac7_JaffaCakes118.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:1544
                                                  • C:\Users\Admin\AppData\Local\Temp\2643764737\zmstage.exe
                                                    C:\Users\Admin\AppData\Local\Temp\2643764737\zmstage.exe
                                                    1⤵
                                                      PID:2060

                                                    Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

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                                                    Downloads

                                                    • memory/1544-2-0x000000007763F000-0x0000000077640000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1544-1-0x0000000077640000-0x0000000077641000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1544-0-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                      Filesize

                                                      6.4MB

                                                    • memory/1544-5-0x0000000077640000-0x0000000077641000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1544-6-0x000000007EF70000-0x000000007EF7C000-memory.dmp

                                                      Filesize

                                                      48KB

                                                    • memory/1544-7-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                      Filesize

                                                      6.4MB

                                                    • memory/2708-3-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                      Filesize

                                                      6.4MB

                                                    • memory/2708-8-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                      Filesize

                                                      6.4MB