Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 02:33

General

  • Target

    90a4863f512db849123fec82349360150733176aa4553f21fe7e7203bc4e9958.dll

  • Size

    348KB

  • MD5

    7b6552dc6b72933be77d16a2b283a370

  • SHA1

    d806bf125245d9559bc607271293de0d09ad816a

  • SHA256

    90a4863f512db849123fec82349360150733176aa4553f21fe7e7203bc4e9958

  • SHA512

    62f2e0210fea77fbd2a95e4a95f1bcbb3b150eff00caf237efe1e59173b123ed9e948d8d127396f31fd32e134918ab77de42c7d53b6adc99fe680b332140ff54

  • SSDEEP

    3072:e2UxPvVKNiNz1a2JRC+Tq/KcULyqI4C0qI4hsr1hBb4hRxf:FGvQ4Nx9RHTVNLybAqIcmT8f

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 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 11 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 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 31 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:384
          • C:\Windows\system32\services.exe
            C:\Windows\system32\services.exe
            2⤵
              PID:480
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch
                3⤵
                  PID:608
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    4⤵
                      PID:1248
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      4⤵
                        PID:1316
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:684
                      • 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:1176
                            • 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:2120
                                • 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:276
                                    • C:\Windows\System32\spoolsv.exe
                                      C:\Windows\System32\spoolsv.exe
                                      3⤵
                                        PID:300
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                        3⤵
                                          PID:1072
                                        • C:\Windows\system32\taskhost.exe
                                          "taskhost.exe"
                                          3⤵
                                            PID:1116
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:2020
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:2152
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:1824
                                              • 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:392
                                                  • C:\Windows\system32\winlogon.exe
                                                    winlogon.exe
                                                    1⤵
                                                      PID:432
                                                    • C:\Windows\Explorer.EXE
                                                      C:\Windows\Explorer.EXE
                                                      1⤵
                                                        PID:1232
                                                        • C:\Windows\system32\rundll32.exe
                                                          rundll32.exe C:\Users\Admin\AppData\Local\Temp\90a4863f512db849123fec82349360150733176aa4553f21fe7e7203bc4e9958.dll,#1
                                                          2⤵
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:1992
                                                          • C:\Windows\SysWOW64\rundll32.exe
                                                            rundll32.exe C:\Users\Admin\AppData\Local\Temp\90a4863f512db849123fec82349360150733176aa4553f21fe7e7203bc4e9958.dll,#1
                                                            3⤵
                                                            • Loads dropped DLL
                                                            • Drops file in System32 directory
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:3020
                                                            • C:\Windows\SysWOW64\rundll32mgr.exe
                                                              C:\Windows\SysWOW64\rundll32mgr.exe
                                                              4⤵
                                                              • Executes dropped EXE
                                                              • Loads dropped DLL
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious use of UnmapMainImage
                                                              • Suspicious use of WriteProcessMemory
                                                              PID:2496
                                                              • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                                "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                                5⤵
                                                                • 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:2916
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  6⤵
                                                                  • Modifies WinLogon for persistence
                                                                  • Drops file in System32 directory
                                                                  • Drops file in Program Files directory
                                                                  • System Location Discovery: System Language Discovery
                                                                  PID:2740
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  6⤵
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  • Suspicious use of WriteProcessMemory
                                                                  PID:2128

                                                      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

                                                        507KB

                                                        MD5

                                                        88f98e2cf4fc349774c6984ab009b92f

                                                        SHA1

                                                        bd913f900b7fef140138c2e146dcd7ba3f901cc7

                                                        SHA256

                                                        e673303eaa96ebe52e9d1f4f7bbae0f00c4e55998ebd62c2f1706efe28bbfb48

                                                        SHA512

                                                        d372643db4f29e360c5003168c7f9adcb3a8c6cab0a031c4ab91181db71f74c9103760c9842fb243a3a983845844c980e234e19ce47b38c37c2eb12ff5fe69dd

                                                      • 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

                                                        503KB

                                                        MD5

                                                        05a33ba352a7722624af5334e2c1af62

                                                        SHA1

                                                        7bbf9489e4ae01326f7d10a153098c3b118aadf7

                                                        SHA256

                                                        584eda70444853bb8bce2f9031ad2d454e86a3e48f997fc4a21f3ac2f73e71b6

                                                        SHA512

                                                        7e8922211a325924e0bdc12b892803bdb08c23465e8d3ac7dfeda4516dd8419d09a98384bd1fe89b27d2b197bcaab9653a0a1415c11f424e36ba0dc102f82e55

                                                      • \Windows\SysWOW64\rundll32mgr.exe

                                                        Filesize

                                                        247KB

                                                        MD5

                                                        bb0ce6d96fef4beabd43ece95d6a00a8

                                                        SHA1

                                                        465279b83362b977ec37f4f0d4229b8a0de213ae

                                                        SHA256

                                                        32612b60c987da1f50e8eb06426e492fb649d1d4de5f15335a70b1718a364e89

                                                        SHA512

                                                        c2b96fec8c24e3ffbc1e1d5f812a7e8d2673a322411fc7b9dee2f3a602eb9da798fa2c3b5e84c9c0df23bf6c41516cb28cbd067162ede502dbd8e2b1055b4447

                                                      • memory/2128-93-0x0000000000220000-0x0000000000221000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2128-97-0x0000000000270000-0x0000000000271000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2128-98-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2128-96-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2128-91-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2128-87-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2128-94-0x0000000077660000-0x0000000077661000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2128-77-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2128-95-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2496-22-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2496-17-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2496-16-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2496-14-0x0000000000140000-0x0000000000141000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2496-33-0x0000000000050000-0x0000000000087000-memory.dmp

                                                        Filesize

                                                        220KB

                                                      • memory/2496-19-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2496-20-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2496-26-0x00000000001E0000-0x0000000000217000-memory.dmp

                                                        Filesize

                                                        220KB

                                                      • memory/2496-18-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2496-15-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2496-13-0x0000000000400000-0x0000000000437000-memory.dmp

                                                        Filesize

                                                        220KB

                                                      • memory/2740-50-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2740-58-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2740-57-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2740-59-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2740-64-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2740-66-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2740-63-0x0000000000090000-0x0000000000091000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2740-71-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2740-359-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2740-48-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2916-92-0x000000007765F000-0x0000000077660000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2916-75-0x0000000000060000-0x0000000000061000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2916-44-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2916-45-0x0000000000050000-0x0000000000051000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2916-46-0x000000007765F000-0x0000000077660000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2916-43-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2916-35-0x0000000000400000-0x0000000000437000-memory.dmp

                                                        Filesize

                                                        220KB

                                                      • memory/2916-612-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2916-86-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/3020-9-0x000000006D280000-0x000000006D2D7000-memory.dmp

                                                        Filesize

                                                        348KB

                                                      • memory/3020-12-0x0000000000280000-0x00000000002B7000-memory.dmp

                                                        Filesize

                                                        220KB

                                                      • memory/3020-11-0x0000000000280000-0x00000000002B7000-memory.dmp

                                                        Filesize

                                                        220KB

                                                      • memory/3020-0-0x000000006D280000-0x000000006D2D7000-memory.dmp

                                                        Filesize

                                                        348KB

                                                      • memory/3020-2-0x000000006D280000-0x000000006D2D7000-memory.dmp

                                                        Filesize

                                                        348KB