Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-01-2025 21:59

General

  • Target

    VirusShare_01185b6d11fe77996abe91a615919f49.exe

  • Size

    92KB

  • MD5

    01185b6d11fe77996abe91a615919f49

  • SHA1

    4082b7e0fded54d8f5ef4c0e8ab43d6bb35d88e3

  • SHA256

    10016b9f68b73a51165f70a783860c41ce3db6d6706aa0800c91397d32b26507

  • SHA512

    3c9918b834ad4f87b444de2e30700804f79ab25bc3a7eafcf4d6c3015eb8401acb4fa4cc211164c060e05b71d3bac7ecb9bdbf5f3b3e650753f3b7e4739f7444

  • SSDEEP

    1536:vVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:XnxwgxgfR/DVG7wBpE

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:336
      • 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:596
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    4⤵
                      PID:1244
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      4⤵
                        PID:1420
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:676
                      • 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:1032
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k netsvcs
                              3⤵
                                PID:836
                                • C:\Windows\system32\wbem\WMIADAP.EXE
                                  wmiadap.exe /F /T /R
                                  4⤵
                                    PID:1664
                                • 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:1016
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1048
                                      • C:\Windows\System32\spoolsv.exe
                                        C:\Windows\System32\spoolsv.exe
                                        3⤵
                                          PID:1068
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                          3⤵
                                            PID:1152
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:2016
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:2220
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:2176
                                              • 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:1112
                                                        • C:\Users\Admin\AppData\Local\Temp\VirusShare_01185b6d11fe77996abe91a615919f49.exe
                                                          "C:\Users\Admin\AppData\Local\Temp\VirusShare_01185b6d11fe77996abe91a615919f49.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:2092
                                                            • 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:2812
                                                            • 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:2604

                                                      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

                                                        197KB

                                                        MD5

                                                        6bb99b28e1071d5721670670a964d3a2

                                                        SHA1

                                                        8749927975e09a475ebf0f7e086867b17d009858

                                                        SHA256

                                                        011ede82edf7978fd91aa949c58db7670f1a439783d88f9fc3508664e94efe64

                                                        SHA512

                                                        2f32bbbff7a3f07d1edfc0b19a2afdb91d8c32e6fb4ff2b90829f121215d665a08c02e67f106ec0e0fb24254fff20cdcae41bcd76e5da7eab90ffb4a1be3e55f

                                                      • 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

                                                        193KB

                                                        MD5

                                                        a26678640ba07b58a0258d8db399e547

                                                        SHA1

                                                        df02e8fce93411a990fb3e9a58d007aadffadc77

                                                        SHA256

                                                        340eae7b5c9e8fb3de1927d6f01482244001158c50d8be8d24e1ad9936c3eb47

                                                        SHA512

                                                        e7ed25032948d556ee7f59fa63e4d0dbefd2aff3282b6f5f11676560077c3e539ea311a9612bbd0bcebf736454b4e8d24cb927cec0c8b8fcc67ebea13d1400d4

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

                                                        Filesize

                                                        92KB

                                                        MD5

                                                        01185b6d11fe77996abe91a615919f49

                                                        SHA1

                                                        4082b7e0fded54d8f5ef4c0e8ab43d6bb35d88e3

                                                        SHA256

                                                        10016b9f68b73a51165f70a783860c41ce3db6d6706aa0800c91397d32b26507

                                                        SHA512

                                                        3c9918b834ad4f87b444de2e30700804f79ab25bc3a7eafcf4d6c3015eb8401acb4fa4cc211164c060e05b71d3bac7ecb9bdbf5f3b3e650753f3b7e4739f7444

                                                      • memory/2092-29-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2092-76-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2092-339-0x000000007707F000-0x0000000077080000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2092-595-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2092-60-0x00000000001B0000-0x00000000001B1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2092-32-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2092-30-0x00000000001A0000-0x00000000001A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2092-31-0x000000007707F000-0x0000000077080000-memory.dmp

                                                        Filesize

                                                        4KB

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

                                                        Filesize

                                                        132KB

                                                      • memory/2228-10-0x0000000000400000-0x0000000000455000-memory.dmp

                                                        Filesize

                                                        340KB

                                                      • memory/2228-11-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2228-16-0x0000000000700000-0x0000000000755000-memory.dmp

                                                        Filesize

                                                        340KB

                                                      • memory/2228-17-0x00000000001C0000-0x00000000001C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2228-19-0x0000000000700000-0x0000000000755000-memory.dmp

                                                        Filesize

                                                        340KB

                                                      • memory/2228-1-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

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

                                                        Filesize

                                                        132KB

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

                                                        Filesize

                                                        132KB

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

                                                        Filesize

                                                        132KB

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

                                                        Filesize

                                                        132KB

                                                      • memory/2604-80-0x0000000000100000-0x0000000000101000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2604-79-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2604-75-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2604-62-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2604-71-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2604-78-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2604-82-0x0000000077080000-0x0000000077081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2604-81-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2604-77-0x00000000000F0000-0x00000000000F1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2812-54-0x00000000000E0000-0x00000000000E1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2812-56-0x00000000000D0000-0x00000000000D1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2812-48-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2812-55-0x00000000000C0000-0x00000000000C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2812-52-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2812-342-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2812-43-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2812-35-0x00000000000C0000-0x00000000000C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2812-33-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB