Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-06-2024 11:06

General

  • Target

    2024-06-23_5ee16d20f3380c5dacbf26f74434b44f_wannacry.exe

  • Size

    3.6MB

  • MD5

    5ee16d20f3380c5dacbf26f74434b44f

  • SHA1

    f721a0d478347c8dafcb48884d42d62391965e51

  • SHA256

    8f3a88e331e468c684b36fb90d04cbacdc7c1ec5b43303857ac8bdb8afe2724b

  • SHA512

    7bf19fb6824781418a0e88e3b69fffff452e8aa6b2bbc03718094f41ed456fcff6a8ff069e1f44c6f7a9f1343b9b26fc186750c4dd0442a2a68ee3ac9b3b7692

  • SSDEEP

    98304:4DqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:4DqPe1Cxcxk3ZAEUadzR8yc4H

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (2666) 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
  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 43 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:600
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                4⤵
                  PID:108
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k RPCSS
                3⤵
                  PID:680
                • C:\Windows\System32\svchost.exe
                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                  3⤵
                    PID:752
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                    3⤵
                      PID:820
                      • C:\Windows\system32\Dwm.exe
                        "C:\Windows\system32\Dwm.exe"
                        4⤵
                          PID:1168
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k netsvcs
                        3⤵
                          PID:844
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalService
                          3⤵
                            PID:968
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k NetworkService
                            3⤵
                              PID:280
                            • C:\Windows\System32\spoolsv.exe
                              C:\Windows\System32\spoolsv.exe
                              3⤵
                                PID:324
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                3⤵
                                  PID:1068
                                • C:\Windows\system32\taskhost.exe
                                  "taskhost.exe"
                                  3⤵
                                    PID:1108
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                    3⤵
                                      PID:2256
                                    • C:\Windows\system32\sppsvc.exe
                                      C:\Windows\system32\sppsvc.exe
                                      3⤵
                                        PID:2044
                                      • C:\Users\Admin\AppData\Local\Temp\2024-06-23_5ee16d20f3380c5dacbf26f74434b44f_wannacry.exe
                                        C:\Users\Admin\AppData\Local\Temp\2024-06-23_5ee16d20f3380c5dacbf26f74434b44f_wannacry.exe -m security
                                        3⤵
                                        • Drops file in System32 directory
                                        • Modifies data under HKEY_USERS
                                        • Suspicious behavior: EnumeratesProcesses
                                        • Suspicious behavior: MapViewOfSection
                                        • Suspicious use of AdjustPrivilegeToken
                                        PID:2736
                                    • 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:396
                                        • C:\Windows\system32\winlogon.exe
                                          winlogon.exe
                                          1⤵
                                            PID:432
                                          • C:\Windows\Explorer.EXE
                                            C:\Windows\Explorer.EXE
                                            1⤵
                                              PID:1196
                                              • C:\Users\Admin\AppData\Local\Temp\2024-06-23_5ee16d20f3380c5dacbf26f74434b44f_wannacry.exe
                                                "C:\Users\Admin\AppData\Local\Temp\2024-06-23_5ee16d20f3380c5dacbf26f74434b44f_wannacry.exe"
                                                2⤵
                                                • Drops file in Windows directory
                                                • Suspicious behavior: EnumeratesProcesses
                                                • Suspicious behavior: MapViewOfSection
                                                • Suspicious use of AdjustPrivilegeToken
                                                • Suspicious use of WriteProcessMemory
                                                PID:1088

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • memory/1088-0-0x0000000000400000-0x0000000000A71000-memory.dmp

                                              Filesize

                                              6.4MB

                                            • memory/1088-2-0x000000007747F000-0x0000000077480000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1088-1-0x0000000077480000-0x0000000077481000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1088-5-0x000000007747F000-0x0000000077480000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1088-4-0x0000000077480000-0x0000000077481000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1088-7-0x0000000000400000-0x0000000000A71000-memory.dmp

                                              Filesize

                                              6.4MB

                                            • memory/1088-8-0x000000007EF80000-0x000000007EF8B000-memory.dmp

                                              Filesize

                                              44KB

                                            • memory/2736-3-0x0000000000400000-0x0000000000A71000-memory.dmp

                                              Filesize

                                              6.4MB