Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    11-01-2025 21:46

General

  • Target

    VirusShare_00f78f8acb9efe22ed6b8d2c4df745f0.exe

  • Size

    96KB

  • MD5

    00f78f8acb9efe22ed6b8d2c4df745f0

  • SHA1

    acc84bb48ad9631d0f3067a6ad344f5979089a64

  • SHA256

    12e9cd6ef527bb0a99acac7ec7f81c5e9add88258c9385496c31ec5d3c4243a0

  • SHA512

    04e5d445e40696f7cee760952e05f4ca7cf70633008ad286f1f8821ae662ee3d4bc76c1a4b4e190f78c30c99e65dfabdbfebce2540bd756f70e915f4d8178e4c

  • SSDEEP

    768:O06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9z:cR0vxn3Pc0LCH9MtbvabUDzJYWu3BjtY

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:368
          • C:\Windows\system32\services.exe
            C:\Windows\system32\services.exe
            2⤵
              PID:468
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch
                3⤵
                  PID:600
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    4⤵
                      PID:1128
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      4⤵
                        PID:1588
                      • C:\Windows\system32\wbem\wmiprvse.exe
                        C:\Windows\system32\wbem\wmiprvse.exe -Embedding
                        4⤵
                          PID:1292
                      • 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:756
                          • 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:1232
                              • 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:1000
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k NetworkService
                                    3⤵
                                      PID:300
                                    • C:\Windows\System32\spoolsv.exe
                                      C:\Windows\System32\spoolsv.exe
                                      3⤵
                                        PID:288
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                        3⤵
                                          PID:1040
                                        • C:\Windows\system32\taskhost.exe
                                          "taskhost.exe"
                                          3⤵
                                            PID:1132
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:1160
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:1856
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:824
                                              • C:\Windows\system32\lsass.exe
                                                C:\Windows\system32\lsass.exe
                                                2⤵
                                                  PID:476
                                                • C:\Windows\system32\lsm.exe
                                                  C:\Windows\system32\lsm.exe
                                                  2⤵
                                                    PID:484
                                                • 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:380
                                                  • C:\Windows\system32\winlogon.exe
                                                    winlogon.exe
                                                    1⤵
                                                      PID:416
                                                    • C:\Windows\Explorer.EXE
                                                      C:\Windows\Explorer.EXE
                                                      1⤵
                                                        PID:1280
                                                        • C:\Users\Admin\AppData\Local\Temp\VirusShare_00f78f8acb9efe22ed6b8d2c4df745f0.exe
                                                          "C:\Users\Admin\AppData\Local\Temp\VirusShare_00f78f8acb9efe22ed6b8d2c4df745f0.exe"
                                                          2⤵
                                                          • Loads dropped DLL
                                                          • System Location Discovery: System Language Discovery
                                                          • Suspicious use of UnmapMainImage
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:1680
                                                          • 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:2824
                                                            • 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:2848
                                                            • 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:2192

                                                      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

                                                        205KB

                                                        MD5

                                                        7c8a9c87f505c3bc352fc60db52aeebb

                                                        SHA1

                                                        dc0380a3fb73ca8107ae7f54cab039d3f8391ffd

                                                        SHA256

                                                        18f601bd949c691f121df12b7d1d7d19c4ef4587a15b964c89c09e35a63b229b

                                                        SHA512

                                                        cce19ff1ef89a44ef0d68b0ebf4cc21dba30e84e940d22fb4fc889ae142e30452481fb5b23432c0fb3c2ed3d420aa8ce8090593a194d192f73e991b8407c4f40

                                                      • 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

                                                        201KB

                                                        MD5

                                                        17e756e1056d78be6615353139a5b81d

                                                        SHA1

                                                        021fd986f195d6bf410377f2082f6b9248450c34

                                                        SHA256

                                                        e2cc85e7addc8ee97978892bc07ca8aa95fa01f58bcff4b09b4f4cc6cb600961

                                                        SHA512

                                                        06030086972ce6c2e5ad3d3c2bd7e628f916de004d533e17fdaf59e7c9847501e214f289c0cb3be2aa0410f0a054bd87b69fef0106c134b304c9771133a14664

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

                                                        Filesize

                                                        96KB

                                                        MD5

                                                        00f78f8acb9efe22ed6b8d2c4df745f0

                                                        SHA1

                                                        acc84bb48ad9631d0f3067a6ad344f5979089a64

                                                        SHA256

                                                        12e9cd6ef527bb0a99acac7ec7f81c5e9add88258c9385496c31ec5d3c4243a0

                                                        SHA512

                                                        04e5d445e40696f7cee760952e05f4ca7cf70633008ad286f1f8821ae662ee3d4bc76c1a4b4e190f78c30c99e65dfabdbfebce2540bd756f70e915f4d8178e4c

                                                      • memory/1680-0-0x0000000000400000-0x0000000000433000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/1680-5-0x0000000000140000-0x0000000000141000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1680-4-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1680-6-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1680-3-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1680-9-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1680-2-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1680-1-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1680-10-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2192-78-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2192-80-0x00000000001E0000-0x00000000001E1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2192-75-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2192-77-0x00000000001D0000-0x00000000001D1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2192-79-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2192-82-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2192-83-0x0000000076F60000-0x0000000076F61000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2192-71-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2192-62-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2824-81-0x0000000076F5F000-0x0000000076F60000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2824-28-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2824-60-0x0000000000230000-0x0000000000231000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2824-20-0x0000000000400000-0x0000000000433000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/2824-598-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2824-76-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2824-30-0x0000000000220000-0x0000000000221000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2824-31-0x0000000076F5F000-0x0000000076F60000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2848-42-0x00000000000E0000-0x00000000000E1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2848-54-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2848-44-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2848-43-0x00000000000C0000-0x00000000000C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2848-33-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2848-36-0x00000000000C0000-0x00000000000C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2848-345-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2848-56-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2848-47-0x00000000000D0000-0x00000000000D1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2848-50-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB