Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-01-2025 20:51

General

  • Target

    JaffaCakes118_61a8261c135520d227f7e8bb1f8f5ae5.exe

  • Size

    95KB

  • MD5

    61a8261c135520d227f7e8bb1f8f5ae5

  • SHA1

    8debf844f0b28f0536f7172cbbb3b248ae3fc435

  • SHA256

    20f2c369b2ed1cf79f2473655561aebb94e0bb2738ff1b5e8f32cbfc9d4df28a

  • SHA512

    fcbd772d11754575d62b88f06285b2fbb5aaa012206ddcc9e9d5bd09bcd6698651b2e470ce5ecaa46d29b7948f8563959109650cdd64b002b9e8a1200320f5fe

  • SSDEEP

    768:x06R0UrgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9ICW:XR0jn3Pc0LCH9MtbvabUDzJYWu3B

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 10 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 37 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\System32\smss.exe
    \SystemRoot\System32\smss.exe
    1⤵
      PID:256
    • 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:332
      • 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:600
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    4⤵
                      PID:304
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      4⤵
                        PID:1888
                      • C:\Windows\system32\wbem\wmiprvse.exe
                        C:\Windows\system32\wbem\wmiprvse.exe -Embedding
                        4⤵
                          PID:1176
                      • 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:816
                              • 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:852
                                  • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                                    wmiadap.exe /F /T /R
                                    4⤵
                                      PID:2308
                                  • 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:236
                                      • C:\Windows\System32\spoolsv.exe
                                        C:\Windows\System32\spoolsv.exe
                                        3⤵
                                          PID:1020
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                          3⤵
                                            PID:1056
                                          • C:\Windows\system32\taskhost.exe
                                            "taskhost.exe"
                                            3⤵
                                              PID:1104
                                            • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                              "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                              3⤵
                                                PID:292
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                                3⤵
                                                  PID:2460
                                                • C:\Windows\system32\sppsvc.exe
                                                  C:\Windows\system32\sppsvc.exe
                                                  3⤵
                                                    PID:628
                                                • 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:1196
                                                          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61a8261c135520d227f7e8bb1f8f5ae5.exe
                                                            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61a8261c135520d227f7e8bb1f8f5ae5.exe"
                                                            2⤵
                                                            • Loads dropped DLL
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious use of UnmapMainImage
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:2796
                                                            • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                              "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                              3⤵
                                                              • Executes dropped EXE
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious behavior: EnumeratesProcesses
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              • Suspicious use of UnmapMainImage
                                                              • Suspicious use of WriteProcessMemory
                                                              PID:2844
                                                              • C:\Windows\SysWOW64\svchost.exe
                                                                C:\Windows\system32\svchost.exe
                                                                4⤵
                                                                • Modifies WinLogon for persistence
                                                                • Drops file in System32 directory
                                                                • Drops file in Program Files directory
                                                                • System Location Discovery: System Language Discovery
                                                                PID:2692
                                                              • C:\Windows\SysWOW64\svchost.exe
                                                                C:\Windows\system32\svchost.exe
                                                                4⤵
                                                                • System Location Discovery: System Language Discovery
                                                                • Suspicious behavior: EnumeratesProcesses
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                • Suspicious use of WriteProcessMemory
                                                                PID:1544

                                                        Network

                                                        MITRE ATT&CK Enterprise v15

                                                        Replay Monitor

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                                                        Downloads

                                                        • C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\epl-v10.html

                                                          Filesize

                                                          204KB

                                                          MD5

                                                          26f392b8020627050762e63100d7ae89

                                                          SHA1

                                                          835c09da317d663832ec98efc2eea125509ecb33

                                                          SHA256

                                                          1cb5845450fdade1536a23717627bee4a7aec8abefc6ab70015c3bfaf6ae64b4

                                                          SHA512

                                                          677f7cc6aa7cef688a445fb7e3329f3bf9f91fb61086fb03e06cbef6d974d2e4e6b2608ea652afcb728d0688b08e1d76939430e1a1c84b493a149f47f0f87731

                                                        • C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\license.html

                                                          Filesize

                                                          200KB

                                                          MD5

                                                          5b57a8013f48aa9338cf257f6d802eca

                                                          SHA1

                                                          3f2828d1f968fd1fb3a73f3c2e45c5dbe8ece36a

                                                          SHA256

                                                          bd6c6b24129138c49ee34ecdcb5c34017dd602d1501ed6c3ce3859e6a0f59866

                                                          SHA512

                                                          df1ae6e46ee06df71373b41acb6e5d422a3d1c6802224656c8143fc4f4aaac336f762ec621a9d356aad3bfdac81de923f008ceb543f0b80aaf2fb3446fc09b96

                                                        • \Program Files (x86)\Microsoft\WaterMark.exe

                                                          Filesize

                                                          95KB

                                                          MD5

                                                          61a8261c135520d227f7e8bb1f8f5ae5

                                                          SHA1

                                                          8debf844f0b28f0536f7172cbbb3b248ae3fc435

                                                          SHA256

                                                          20f2c369b2ed1cf79f2473655561aebb94e0bb2738ff1b5e8f32cbfc9d4df28a

                                                          SHA512

                                                          fcbd772d11754575d62b88f06285b2fbb5aaa012206ddcc9e9d5bd09bcd6698651b2e470ce5ecaa46d29b7948f8563959109650cdd64b002b9e8a1200320f5fe

                                                        • memory/1544-80-0x0000000077480000-0x0000000077481000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/1544-78-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/1544-69-0x0000000020010000-0x000000002001B000-memory.dmp

                                                          Filesize

                                                          44KB

                                                        • memory/1544-73-0x0000000020010000-0x000000002001B000-memory.dmp

                                                          Filesize

                                                          44KB

                                                        • memory/1544-79-0x0000000020010000-0x000000002001B000-memory.dmp

                                                          Filesize

                                                          44KB

                                                        • memory/1544-60-0x0000000020010000-0x000000002001B000-memory.dmp

                                                          Filesize

                                                          44KB

                                                        • memory/1544-75-0x00000000001E0000-0x00000000001E1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/1544-76-0x0000000020010000-0x000000002001B000-memory.dmp

                                                          Filesize

                                                          44KB

                                                        • memory/1544-77-0x0000000020010000-0x000000002001B000-memory.dmp

                                                          Filesize

                                                          44KB

                                                        • memory/2692-49-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2692-33-0x0000000000080000-0x0000000000081000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2692-31-0x0000000020010000-0x0000000020022000-memory.dmp

                                                          Filesize

                                                          72KB

                                                        • memory/2692-45-0x0000000020010000-0x0000000020022000-memory.dmp

                                                          Filesize

                                                          72KB

                                                        • memory/2692-40-0x0000000020010000-0x0000000020022000-memory.dmp

                                                          Filesize

                                                          72KB

                                                        • memory/2692-52-0x0000000020010000-0x0000000020022000-memory.dmp

                                                          Filesize

                                                          72KB

                                                        • memory/2692-51-0x0000000000090000-0x0000000000091000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2692-335-0x0000000020010000-0x0000000020022000-memory.dmp

                                                          Filesize

                                                          72KB

                                                        • memory/2692-50-0x0000000000080000-0x0000000000081000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2692-53-0x0000000020010000-0x0000000020022000-memory.dmp

                                                          Filesize

                                                          72KB

                                                        • memory/2796-2-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2796-7-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2796-0-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2796-8-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2796-4-0x0000000000400000-0x0000000000460000-memory.dmp

                                                          Filesize

                                                          384KB

                                                        • memory/2796-5-0x0000000000150000-0x0000000000151000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2796-9-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2796-3-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2796-1-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2844-29-0x000000007747F000-0x0000000077480000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2844-58-0x00000000003D0000-0x00000000003D1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2844-332-0x000000007747F000-0x0000000077480000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2844-28-0x00000000001A0000-0x00000000001A1000-memory.dmp

                                                          Filesize

                                                          4KB

                                                        • memory/2844-588-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2844-27-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB

                                                        • memory/2844-74-0x0000000000400000-0x0000000000421000-memory.dmp

                                                          Filesize

                                                          132KB