Analysis

  • max time kernel
    120s
  • max time network
    86s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 07:14

General

  • Target

    8342585e9eee1b1911992068dfa8f5dd1b9e1548f1f81d726ddb5f1442b5009dN.dll

  • Size

    947KB

  • MD5

    b8cf1b97212eab07ad9d97f6771bf6e0

  • SHA1

    3da088e4ca06a1e54ca4dc36a2c47810169af877

  • SHA256

    8342585e9eee1b1911992068dfa8f5dd1b9e1548f1f81d726ddb5f1442b5009d

  • SHA512

    4ca204cba05f596b83c897cd4499b50c1bfb8c290d5d3e15edde972d77e0acd8ebca89c3468791e9892c5c0979b2d71754798628fd3dc6a4616d50d39bafab3b

  • SSDEEP

    24576:pzb1MlCKUQyUmjtczu6Prs9pgWoopooK9kwP+PmS4+xXGeBD+VF3D:pzbKsUmjtcdPGgIwP+PmSdF+P

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 6 IoCs
  • Loads dropped DLL 12 IoCs
  • Drops file in System32 directory 4 IoCs
  • UPX packed file 18 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 13 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 47 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of UnmapMainImage 6 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:336
      • C:\Windows\system32\wininit.exe
        wininit.exe
        1⤵
          PID:384
          • 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:588
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    4⤵
                      PID:1348
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      4⤵
                        PID:304
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:668
                      • 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:800
                            • C:\Windows\system32\Dwm.exe
                              "C:\Windows\system32\Dwm.exe"
                              4⤵
                                PID:1168
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k netsvcs
                              3⤵
                                PID:848
                                • C:\Windows\system32\wbem\WMIADAP.EXE
                                  wmiadap.exe /F /T /R
                                  4⤵
                                    PID:2900
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService
                                  3⤵
                                    PID:956
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k NetworkService
                                    3⤵
                                      PID:108
                                    • C:\Windows\System32\spoolsv.exe
                                      C:\Windows\System32\spoolsv.exe
                                      3⤵
                                        PID:980
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                        3⤵
                                          PID:1060
                                        • 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:1616
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:2424
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:2480
                                              • 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:396
                                                  • C:\Windows\system32\winlogon.exe
                                                    winlogon.exe
                                                    1⤵
                                                      PID:432
                                                    • C:\Windows\Explorer.EXE
                                                      C:\Windows\Explorer.EXE
                                                      1⤵
                                                        PID:1252
                                                        • C:\Windows\system32\rundll32.exe
                                                          rundll32.exe C:\Users\Admin\AppData\Local\Temp\8342585e9eee1b1911992068dfa8f5dd1b9e1548f1f81d726ddb5f1442b5009dN.dll,#1
                                                          2⤵
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:2128
                                                          • C:\Windows\SysWOW64\rundll32.exe
                                                            rundll32.exe C:\Users\Admin\AppData\Local\Temp\8342585e9eee1b1911992068dfa8f5dd1b9e1548f1f81d726ddb5f1442b5009dN.dll,#1
                                                            3⤵
                                                            • Loads dropped DLL
                                                            • Drops file in System32 directory
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious use of AdjustPrivilegeToken
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:2064
                                                            • C:\Windows\SysWOW64\rundll32mgr.exe
                                                              C:\Windows\SysWOW64\rundll32mgr.exe
                                                              4⤵
                                                              • Executes dropped EXE
                                                              • Loads dropped DLL
                                                              • Drops file in System32 directory
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious use of UnmapMainImage
                                                              • Suspicious use of WriteProcessMemory
                                                              PID:2300
                                                              • C:\Windows\SysWOW64\rundll32mgrmgr.exe
                                                                C:\Windows\SysWOW64\rundll32mgrmgr.exe
                                                                5⤵
                                                                • Executes dropped EXE
                                                                • Loads dropped DLL
                                                                • System Location Discovery: System Language Discovery
                                                                • Suspicious use of UnmapMainImage
                                                                • Suspicious use of WriteProcessMemory
                                                                PID:2808
                                                                • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                                  "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                                  6⤵
                                                                  • Executes dropped EXE
                                                                  • Loads dropped DLL
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  • Suspicious use of UnmapMainImage
                                                                  • Suspicious use of WriteProcessMemory
                                                                  PID:2580
                                                                  • C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe
                                                                    "C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe"
                                                                    7⤵
                                                                    • Executes dropped EXE
                                                                    • Loads dropped DLL
                                                                    • System Location Discovery: System Language Discovery
                                                                    • Suspicious use of UnmapMainImage
                                                                    • Suspicious use of WriteProcessMemory
                                                                    PID:2700
                                                                    • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                                      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                                      8⤵
                                                                      • 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:2220
                                                                      • C:\Windows\SysWOW64\svchost.exe
                                                                        C:\Windows\system32\svchost.exe
                                                                        9⤵
                                                                        • System Location Discovery: System Language Discovery
                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                        PID:2848
                                                                      • C:\Windows\SysWOW64\svchost.exe
                                                                        C:\Windows\system32\svchost.exe
                                                                        9⤵
                                                                        • System Location Discovery: System Language Discovery
                                                                        • Suspicious behavior: EnumeratesProcesses
                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                        PID:2244
                                                                  • C:\Windows\SysWOW64\svchost.exe
                                                                    C:\Windows\system32\svchost.exe
                                                                    7⤵
                                                                    • Modifies WinLogon for persistence
                                                                    • Drops file in System32 directory
                                                                    • Drops file in Program Files directory
                                                                    • System Location Discovery: System Language Discovery
                                                                    PID:1336
                                                                  • C:\Windows\SysWOW64\svchost.exe
                                                                    C:\Windows\system32\svchost.exe
                                                                    7⤵
                                                                    • System Location Discovery: System Language Discovery
                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                    PID:2180
                                                              • 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:2824
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  6⤵
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:484
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  6⤵
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:2108

                                                      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

                                                        591KB

                                                        MD5

                                                        1ae43d66c0564bc7a4d3901731ff7ea8

                                                        SHA1

                                                        c233df9b90598a3b4fea55e9fc640a802c43b6c4

                                                        SHA256

                                                        a61cb98e5b3d65fdd77570772952f5472bc19bfd82e49ee3d8c233f42fa97c48

                                                        SHA512

                                                        3bc559e39313d3ed42926a2a6eac09e21948bd48d281d354ca41ec834e2cb37b4b76616f25c8038f2f795fa2c29b80d583694a480a45d72b3909091c0cb1b031

                                                      • 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

                                                        587KB

                                                        MD5

                                                        7ddb4820e3114ed71c0947da7cb8ddf8

                                                        SHA1

                                                        8f7e0f16f908b3dbe0fe16c213fea632e3b58041

                                                        SHA256

                                                        294eb2defd8d2965fe38b7139f99f0b3a86b75ca20d220267ebfeea127d35d3e

                                                        SHA512

                                                        e918b8759f157f918e0455edb136b2b8142ec4ac37e1f7880310da0aa730ad38038b6f665357b55173b10536121a62ada98e15f49843bfcbe7b6979dfd7a602a

                                                      • C:\Windows\SysWOW64\rundll32mgrmgr.exe

                                                        Filesize

                                                        143KB

                                                        MD5

                                                        963056968f712dce49fed780756eafa3

                                                        SHA1

                                                        1f833526e877d34bda4b7aad52be1b52f25c9bf2

                                                        SHA256

                                                        be71c16ee9e9ea295cf6f266ddf343c4589843e4288a09f60f9e15923d8f8313

                                                        SHA512

                                                        8ff2bd3c17e6a8730940dcc45faa600c5429a1e5e812821350d8c6448ddcc1526f5246608b5a56592276b15a821a78440adf05652c7dfb2b0016707dce9c958e

                                                      • \Windows\SysWOW64\rundll32mgr.exe

                                                        Filesize

                                                        288KB

                                                        MD5

                                                        7ad8b248824fb32c2994128f02025872

                                                        SHA1

                                                        e909d655af544419bfb1f9057f3f4aae5ab3f6ad

                                                        SHA256

                                                        64d9e990eb96059ac2ea6d0853bf07b0c3499214e09854ac24f6b1f2688a1d66

                                                        SHA512

                                                        f18a946f015ecd3e1f5694a72efbef3111c6c259ef9206f84d3c01ee6804fdc51fb052914143bc24e39583753d6bf15bc0dd9c1b4d5cc607f452cd0a79ced085

                                                      • memory/484-105-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/484-107-0x00000000000C0000-0x00000000000C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1336-140-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1336-142-0x0000000000090000-0x0000000000091000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1336-141-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2064-8-0x0000000005000000-0x00000000050F2000-memory.dmp

                                                        Filesize

                                                        968KB

                                                      • memory/2064-2-0x0000000005000000-0x00000000050F2000-memory.dmp

                                                        Filesize

                                                        968KB

                                                      • memory/2064-12-0x0000000000340000-0x0000000000394000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/2064-9-0x0000000005000000-0x00000000050F2000-memory.dmp

                                                        Filesize

                                                        968KB

                                                      • memory/2220-157-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2220-103-0x00000000001A0000-0x00000000001A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2220-93-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/2300-16-0x00000000001B0000-0x00000000001DF000-memory.dmp

                                                        Filesize

                                                        188KB

                                                      • memory/2300-23-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2300-15-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/2300-24-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2300-26-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2300-25-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2300-32-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2300-33-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2300-35-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2580-55-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/2580-99-0x000000007788F000-0x0000000077890000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2580-98-0x00000000003C0000-0x00000000003C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2580-879-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2580-60-0x00000000001C0000-0x00000000001EF000-memory.dmp

                                                        Filesize

                                                        188KB

                                                      • memory/2580-148-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2580-97-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2700-87-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2808-41-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2808-22-0x0000000000400000-0x000000000042F000-memory.dmp

                                                        Filesize

                                                        188KB

                                                      • memory/2808-51-0x0000000000700000-0x0000000000754000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/2808-31-0x0000000000140000-0x0000000000141000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2824-100-0x0000000000050000-0x0000000000051000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2824-75-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2824-882-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB