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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    25/08/2024, 21:09

General

  • Target

    c196bc76f26382b9b96289276693a53f_JaffaCakes118.dll

  • Size

    5.0MB

  • MD5

    c196bc76f26382b9b96289276693a53f

  • SHA1

    8a51e97077a789dfa26dbb7f271a12c5974d7e56

  • SHA256

    b9ffda82a201a7185fcdbfaa56e246f95f131059a2f1849aa1eb741e0b443c18

  • SHA512

    1ced4e95837aa1d886871755cbf18612a64f24b91bb947197c891f3a598ba54f259c3e83bf6d03ad2a075950e3d037ce5bdc9c3597a1579db1edf5a9ad25e256

  • SSDEEP

    98304:0DqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:0DqPe1Cxcxk3ZAEUadzR8yc4H

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (3228) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Executes dropped EXE 2 IoCs
  • 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 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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:380
      • 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:864
                • C:\Windows\system32\wbem\wmiprvse.exe
                  C:\Windows\system32\wbem\wmiprvse.exe
                  4⤵
                    PID:808
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k RPCSS
                  3⤵
                    PID:676
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                    3⤵
                      PID:744
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                      3⤵
                        PID:816
                        • C:\Windows\system32\Dwm.exe
                          "C:\Windows\system32\Dwm.exe"
                          4⤵
                            PID:1184
                        • 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:268
                              • C:\Windows\System32\spoolsv.exe
                                C:\Windows\System32\spoolsv.exe
                                3⤵
                                  PID:336
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                  3⤵
                                    PID:1036
                                  • C:\Windows\system32\taskhost.exe
                                    "taskhost.exe"
                                    3⤵
                                      PID:1112
                                    • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                      "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                      3⤵
                                        PID:1592
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                        3⤵
                                          PID:1968
                                        • C:\Windows\system32\sppsvc.exe
                                          C:\Windows\system32\sppsvc.exe
                                          3⤵
                                            PID:1956
                                          • C:\WINDOWS\mssecsvc.exe
                                            C:\WINDOWS\mssecsvc.exe -m security
                                            3⤵
                                            • Executes dropped EXE
                                            • 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:3044
                                        • C:\Windows\system32\lsass.exe
                                          C:\Windows\system32\lsass.exe
                                          2⤵
                                            PID:484
                                          • C:\Windows\system32\lsm.exe
                                            C:\Windows\system32\lsm.exe
                                            2⤵
                                              PID:492
                                          • 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:428
                                              • C:\Windows\Explorer.EXE
                                                C:\Windows\Explorer.EXE
                                                1⤵
                                                  PID:1244
                                                  • C:\Windows\system32\rundll32.exe
                                                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c196bc76f26382b9b96289276693a53f_JaffaCakes118.dll,#1
                                                    2⤵
                                                    • Suspicious use of WriteProcessMemory
                                                    PID:2524
                                                    • C:\Windows\SysWOW64\rundll32.exe
                                                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c196bc76f26382b9b96289276693a53f_JaffaCakes118.dll,#1
                                                      3⤵
                                                      • Drops file in Windows directory
                                                      • System Location Discovery: System Language Discovery
                                                      • Suspicious use of WriteProcessMemory
                                                      PID:856
                                                      • C:\WINDOWS\mssecsvc.exe
                                                        C:\WINDOWS\mssecsvc.exe
                                                        4⤵
                                                        • Executes dropped EXE
                                                        • 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:2316

                                                Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

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                                                Downloads

                                                • C:\Windows\mssecsvc.exe

                                                  Filesize

                                                  3.6MB

                                                  MD5

                                                  212e427d5110c73222dc7184744ea40c

                                                  SHA1

                                                  ab51fce268ae6c4065d10dc40f39054b3c2908b6

                                                  SHA256

                                                  06ea37d862694d2a2ff0b6199a99afae9eccf01da3f7bd0b764642ad36b7ed30

                                                  SHA512

                                                  5e578cd6c1951d4766f8150ff63471b6f8d94d78762ff35d016b9b894d61eaf2a8f2814cea00a839f986860df0e2b07be4462a2a5bda42730f050076f4b0dea9

                                                • memory/856-6-0x0000000002330000-0x00000000029A3000-memory.dmp

                                                  Filesize

                                                  6.4MB

                                                • memory/2316-9-0x0000000077050000-0x0000000077051000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/2316-8-0x000000007704F000-0x0000000077050000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/2316-7-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                  Filesize

                                                  6.4MB

                                                • memory/2316-11-0x0000000077050000-0x0000000077051000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/2316-15-0x000000007EF70000-0x000000007EF7C000-memory.dmp

                                                  Filesize

                                                  48KB

                                                • memory/2316-14-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                  Filesize

                                                  6.4MB

                                                • memory/3044-16-0x0000000000400000-0x0000000000A73000-memory.dmp

                                                  Filesize

                                                  6.4MB