Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-02-2025 01:08

General

  • Target

    2025-02-04_2fd65baca3530d1342fbcebb4f1b3547_wannacry.exe

  • Size

    5.0MB

  • MD5

    2fd65baca3530d1342fbcebb4f1b3547

  • SHA1

    611e7e2b258058868daa102188794e0b6749c698

  • SHA256

    423f7ebbdef957c89c5cf1cb7a994980a60e678428d38cd3c89191c7bfe67876

  • SHA512

    eb6143199cf9cbf3de6c1dd4532291ebd411605aa19f0c69d0f0a0399b2cbe92dcab20ec55d2ab3ec339789540300cf6e9122ecc48e08c8410ff52bf544008d3

  • SSDEEP

    98304:BDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8a:BDqPe1Cxcxk3ZAEUadzR8a

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (3155) 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 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\wininit.exe
    wininit.exe
    1⤵
      PID:380
      • C:\Windows\system32\services.exe
        C:\Windows\system32\services.exe
        2⤵
          PID:472
          • 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:1140
                • C:\Windows\system32\wbem\wmiprvse.exe
                  C:\Windows\system32\wbem\wmiprvse.exe
                  4⤵
                    PID:1588
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                    4⤵
                      PID:2712
                  • 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:772
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                        3⤵
                          PID:824
                          • 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:984
                              • 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:924
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                    3⤵
                                      PID:1088
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1124
                                      • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                        "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                        3⤵
                                          PID:1520
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                          3⤵
                                            PID:1552
                                          • C:\Windows\system32\sppsvc.exe
                                            C:\Windows\system32\sppsvc.exe
                                            3⤵
                                              PID:1500
                                            • C:\Users\Admin\AppData\Local\Temp\2025-02-04_2fd65baca3530d1342fbcebb4f1b3547_wannacry.exe
                                              C:\Users\Admin\AppData\Local\Temp\2025-02-04_2fd65baca3530d1342fbcebb4f1b3547_wannacry.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:2816
                                          • 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:388
                                              • C:\Windows\system32\winlogon.exe
                                                winlogon.exe
                                                1⤵
                                                  PID:428
                                                • C:\Windows\Explorer.EXE
                                                  C:\Windows\Explorer.EXE
                                                  1⤵
                                                    PID:1212
                                                    • C:\Users\Admin\AppData\Local\Temp\2025-02-04_2fd65baca3530d1342fbcebb4f1b3547_wannacry.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\2025-02-04_2fd65baca3530d1342fbcebb4f1b3547_wannacry.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:2420

                                                  Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

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                                                  Downloads

                                                  • memory/2420-0-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                    Filesize

                                                    6.4MB

                                                  • memory/2420-2-0x000000007737F000-0x0000000077380000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2420-1-0x0000000077380000-0x0000000077381000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2420-5-0x000000007EF80000-0x000000007EF8C000-memory.dmp

                                                    Filesize

                                                    48KB

                                                  • memory/2420-6-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                    Filesize

                                                    6.4MB

                                                  • memory/2816-3-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                    Filesize

                                                    6.4MB

                                                  • memory/2816-7-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                    Filesize

                                                    6.4MB