Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 21:47

General

  • Target

    25b61913dd908b2ad3953638404c2ed3e762ea80a87ca3c93859c589cfb109b3.exe

  • Size

    116KB

  • MD5

    ea51400c42c8b72137ec73f82b662096

  • SHA1

    66aac478e6ad8670f632411a110e073eb9e3387d

  • SHA256

    25b61913dd908b2ad3953638404c2ed3e762ea80a87ca3c93859c589cfb109b3

  • SHA512

    5ba150487aaa124307ee7eedd53f18bbc2898b42ac33b91e1fa96b54a7482b84ff44e1accb46f244f4f1d0bf57b9e924c3aeb2a2dcf05b92e2f9ebf5c620687b

  • SSDEEP

    1536:AVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApEa:wnxwgxgfR/DVG7wBpEa

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Ramnit

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

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

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

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

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

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

Processes

  • C:\Windows\System32\smss.exe
    \SystemRoot\System32\smss.exe
    1⤵
      PID:256
    • C:\Windows\system32\csrss.exe
      %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
      1⤵
        PID:332
      • C:\Windows\system32\wininit.exe
        wininit.exe
        1⤵
          PID:380
          • C:\Windows\system32\services.exe
            C:\Windows\system32\services.exe
            2⤵
              PID:472
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch
                3⤵
                  PID:592
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    4⤵
                      PID:1044
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      4⤵
                        PID:1636
                    • 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:744
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          3⤵
                            PID:808
                            • 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:1032
                                • 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:280
                                    • C:\Windows\System32\spoolsv.exe
                                      C:\Windows\System32\spoolsv.exe
                                      3⤵
                                        PID:344
                                      • 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:1732
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:2204
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:2544
                                              • 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:428
                                                    • C:\Windows\Explorer.EXE
                                                      C:\Windows\Explorer.EXE
                                                      1⤵
                                                        PID:1204
                                                        • C:\Users\Admin\AppData\Local\Temp\25b61913dd908b2ad3953638404c2ed3e762ea80a87ca3c93859c589cfb109b3.exe
                                                          "C:\Users\Admin\AppData\Local\Temp\25b61913dd908b2ad3953638404c2ed3e762ea80a87ca3c93859c589cfb109b3.exe"
                                                          2⤵
                                                          • Loads dropped DLL
                                                          • System Location Discovery: System Language Discovery
                                                          • Suspicious use of UnmapMainImage
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:2228
                                                          • 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:2868
                                                            • 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:2852
                                                            • 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:2036

                                                      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

                                                        245KB

                                                        MD5

                                                        b917f1069116746555c99acd93dfc147

                                                        SHA1

                                                        8db5bd5718d55c53346f8f2c45ade961d58b911a

                                                        SHA256

                                                        ac4e34b949a90b356dd3f40fa034856cb3726e48c9e7d6142cae935660e26dfc

                                                        SHA512

                                                        b8ba67cdc9a3959d2cb455d8a0ca819957f36e7b6be56bdfb40fb0d0b48f7d6f52c4fd62c6832ecd3c527e4f9c3e1c00c41dd0cefac1c0b253f975dec9b5199b

                                                      • 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

                                                        241KB

                                                        MD5

                                                        0c7b45f2be6f84ff3665577620becee8

                                                        SHA1

                                                        ef5becdc0f3297a5ceeda6ab5639b597e109f8af

                                                        SHA256

                                                        bfa8ac5d5f97b5649579e40e1807c0c33f288adeebdef64de95d7dcb707d168f

                                                        SHA512

                                                        ffb2fd60858b9d4be9c7d48b2b049df4bc8c41a1f2e957f258cf8e78bafd7ac3b3b4f9879c5db59d352cb9710ab58c787612cafbef3fa9fff2dfa608d2c6b958

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

                                                        Filesize

                                                        116KB

                                                        MD5

                                                        ea51400c42c8b72137ec73f82b662096

                                                        SHA1

                                                        66aac478e6ad8670f632411a110e073eb9e3387d

                                                        SHA256

                                                        25b61913dd908b2ad3953638404c2ed3e762ea80a87ca3c93859c589cfb109b3

                                                        SHA512

                                                        5ba150487aaa124307ee7eedd53f18bbc2898b42ac33b91e1fa96b54a7482b84ff44e1accb46f244f4f1d0bf57b9e924c3aeb2a2dcf05b92e2f9ebf5c620687b

                                                      • memory/2036-79-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2036-77-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2036-70-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2036-74-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2036-76-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2036-61-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2036-78-0x00000000001B0000-0x00000000001B1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2036-75-0x00000000001A0000-0x00000000001A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2036-174-0x0000000077170000-0x0000000077171000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2228-6-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2228-4-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2228-3-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2228-1-0x0000000000140000-0x0000000000141000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2228-7-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2228-2-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2228-0-0x0000000000400000-0x0000000000437000-memory.dmp

                                                        Filesize

                                                        220KB

                                                      • memory/2228-9-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2228-10-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2852-53-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2852-46-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2852-42-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2852-52-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2852-54-0x0000000000090000-0x0000000000091000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2852-55-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2852-346-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2852-34-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2852-32-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2868-59-0x0000000000100000-0x0000000000101000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2868-30-0x000000007716F000-0x0000000077170000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2868-345-0x000000007716F000-0x0000000077170000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2868-80-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2868-599-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2868-29-0x00000000000F0000-0x00000000000F1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2868-28-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB