Analysis

  • max time kernel
    120s
  • max time network
    95s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-01-2025 16:32

General

  • Target

    03288446b918eadc1e31e48d1b15d05556937954befe96f62ab1823fd738f8f4N.dll

  • Size

    2.3MB

  • MD5

    dd01d5022842b21194cf143296c66000

  • SHA1

    3df58bacd26c53a3c5f2228d9048c81922f947b7

  • SHA256

    03288446b918eadc1e31e48d1b15d05556937954befe96f62ab1823fd738f8f4

  • SHA512

    72a341bf4cc400a55a62cc1e3f5ed45a790c2df8f22d98c8e01561d5d47fbcb960f0f3bd75df7c11938ab0dc59611f2fb8a27a6ce47332fdb744ea8017952e63

  • SSDEEP

    49152:wU3U+ZYmxjpv7x4GFM/+b8dTMNh9Wr73h7NXSWEqNJO5hYTVMCRisKEy:wiU2YmxjpDx4Zo8dYNh9q73h7NXYkRiN

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 12 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Program crash 1 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 5 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:476
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch
                3⤵
                  PID:596
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    4⤵
                      PID:2024
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      4⤵
                        PID:1540
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:672
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                        3⤵
                          PID:736
                        • 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:1160
                            • 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:2660
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService
                                  3⤵
                                    PID:964
                                  • 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:1020
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                        3⤵
                                          PID:1060
                                        • C:\Windows\system32\taskhost.exe
                                          "taskhost.exe"
                                          3⤵
                                            PID:1100
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:840
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:3064
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:2324
                                              • C:\Windows\system32\lsass.exe
                                                C:\Windows\system32\lsass.exe
                                                2⤵
                                                  PID:484
                                                • C:\Windows\system32\lsm.exe
                                                  C:\Windows\system32\lsm.exe
                                                  2⤵
                                                    PID:492
                                                • C:\Windows\system32\csrss.exe
                                                  %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
                                                  1⤵
                                                    PID:392
                                                  • C:\Windows\system32\winlogon.exe
                                                    winlogon.exe
                                                    1⤵
                                                      PID:428
                                                    • C:\Windows\Explorer.EXE
                                                      C:\Windows\Explorer.EXE
                                                      1⤵
                                                        PID:1192
                                                        • C:\Windows\system32\rundll32.exe
                                                          rundll32.exe C:\Users\Admin\AppData\Local\Temp\03288446b918eadc1e31e48d1b15d05556937954befe96f62ab1823fd738f8f4N.dll,#1
                                                          2⤵
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:2100
                                                          • C:\Windows\SysWOW64\rundll32.exe
                                                            rundll32.exe C:\Users\Admin\AppData\Local\Temp\03288446b918eadc1e31e48d1b15d05556937954befe96f62ab1823fd738f8f4N.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:2084
                                                            • 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:2968
                                                              • 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:2780
                                                                • 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:2808
                                                                • 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:292
                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                              C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 228
                                                              4⤵
                                                              • Program crash
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              PID:2880

                                                      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

                                                        237KB

                                                        MD5

                                                        f5095c2ad8be628daa1f7e049d4dfb6a

                                                        SHA1

                                                        3dce4f3e1e2ccc0eae4ebd7a0ca35ce404f43e09

                                                        SHA256

                                                        e5e7e0b2d5afc4b96ba37055e755813e04e6cace03aec98907b2865e4ff0c613

                                                        SHA512

                                                        f9eb0d3bc15643b202277903ef8cc127ce7dd892009a305775e2bde292269f3fe3d6f5a2da3ea1f9e526e496395edf5c80b414c0be00e29abe898c26ac989441

                                                      • 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

                                                        233KB

                                                        MD5

                                                        d67594413012308e647e098d48f1e8fc

                                                        SHA1

                                                        59c6beacaa145cc639a58c71b80d649e7d6bbe89

                                                        SHA256

                                                        2068f7e19322f69b85fa2a176cafb239995010c62370cd7400411fd3328e8c7a

                                                        SHA512

                                                        677cad36b8c55aff9f8f95fd8f04fc51ab0d9f9c4f68743f2b271eb6ad11188e2d7d6c315ca086fb354655c9fdc6f93ad476eddd5d26f087eb9aa979c8c819bf

                                                      • C:\Windows\SysWOW64\rundll32mgr.exe

                                                        Filesize

                                                        112KB

                                                        MD5

                                                        ce1aa52cd296575a6ae8792017dd2f25

                                                        SHA1

                                                        0f0fb1624fcf139f0bc85e5ecc4cf8065d6b88d1

                                                        SHA256

                                                        bb2ebaa9bb1abe4bc9f171c576b9d9e1b5577474174bd9952c687d2c18291b09

                                                        SHA512

                                                        07bac53caf40d086c0695683c411773a5b486b524485a82385135b5feada62b6fe83841e2c6e95d382365e1adc0a8474def7ca11409edcf3a419b975a77a7b2c

                                                      • memory/292-89-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/292-91-0x00000000001B0000-0x00000000001B1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/292-88-0x0000000000160000-0x0000000000161000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/292-92-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/292-95-0x0000000077420000-0x0000000077421000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/292-90-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/292-87-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/292-83-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/292-74-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2084-18-0x0000000008000000-0x0000000008257000-memory.dmp

                                                        Filesize

                                                        2.3MB

                                                      • memory/2084-21-0x0000000000400000-0x0000000000426000-memory.dmp

                                                        Filesize

                                                        152KB

                                                      • memory/2084-8-0x0000000008000000-0x0000000008257000-memory.dmp

                                                        Filesize

                                                        2.3MB

                                                      • memory/2084-0-0x0000000008000000-0x0000000008257000-memory.dmp

                                                        Filesize

                                                        2.3MB

                                                      • memory/2780-41-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2780-93-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2780-685-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2780-32-0x0000000000400000-0x0000000000426000-memory.dmp

                                                        Filesize

                                                        152KB

                                                      • memory/2780-94-0x000000007741F000-0x0000000077420000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2780-40-0x0000000000320000-0x0000000000321000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2780-53-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2780-50-0x000000007741F000-0x0000000077420000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2780-72-0x0000000000060000-0x0000000000061000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2808-55-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2808-66-0x0000000000090000-0x0000000000091000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2808-56-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2808-43-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2808-60-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2808-54-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2808-67-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2808-420-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2808-45-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2808-62-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2968-15-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2968-10-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2968-14-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2968-19-0x00000000001C0000-0x00000000001C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2968-20-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2968-13-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2968-12-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2968-23-0x0000000000400000-0x0000000000426000-memory.dmp

                                                        Filesize

                                                        152KB

                                                      • memory/2968-11-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB