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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    17/12/2024, 20:03

General

  • Target

    5027df46859a1c5b41d759c9cf10584a5356872700b891e9ddd820511591d844.exe

  • Size

    92KB

  • MD5

    e27c87aed3b3ff74fb72ce552af7965e

  • SHA1

    245fb72a87da6551cacc7503f7a95e72a1e1f3d8

  • SHA256

    5027df46859a1c5b41d759c9cf10584a5356872700b891e9ddd820511591d844

  • SHA512

    79a1b783197d1b955c9df5ae5f7d74173b267de57d97ffd2532bdb44944859c4fdcaf674add606f8b26ea99a60b13ea84aa237fa6689f150b75ca45ce59f1b09

  • SSDEEP

    1536:XVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApEd:/nxwgxgfR/DVG7wBpEd

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 12 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\System32\smss.exe
    \SystemRoot\System32\smss.exe
    1⤵
      PID:256
    • C:\Windows\system32\csrss.exe
      %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
      1⤵
        PID:332
      • C:\Windows\system32\wininit.exe
        wininit.exe
        1⤵
          PID: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:604
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    4⤵
                      PID:1660
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      4⤵
                        PID:552
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:688
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                        3⤵
                          PID:768
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          3⤵
                            PID:828
                            • 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:856
                                • C:\Windows\system32\wbem\WMIADAP.EXE
                                  wmiadap.exe /F /T /R
                                  4⤵
                                    PID:2328
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService
                                  3⤵
                                    PID:976
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k NetworkService
                                    3⤵
                                      PID:284
                                    • C:\Windows\System32\spoolsv.exe
                                      C:\Windows\System32\spoolsv.exe
                                      3⤵
                                        PID:956
                                      • C:\Windows\system32\taskhost.exe
                                        "taskhost.exe"
                                        3⤵
                                          PID:1080
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                          3⤵
                                            PID:1096
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:1608
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:2876
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:1524
                                              • 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:1188
                                                        • C:\Users\Admin\AppData\Local\Temp\5027df46859a1c5b41d759c9cf10584a5356872700b891e9ddd820511591d844.exe
                                                          "C:\Users\Admin\AppData\Local\Temp\5027df46859a1c5b41d759c9cf10584a5356872700b891e9ddd820511591d844.exe"
                                                          2⤵
                                                          • Loads dropped DLL
                                                          • System Location Discovery: System Language Discovery
                                                          • Suspicious use of UnmapMainImage
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:2408
                                                          • 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:2576
                                                            • 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:3060
                                                            • 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:2176

                                                      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

                                                        ee94790709e17bbf596d5f3d5b6921e2

                                                        SHA1

                                                        e154275be538a860fd5af2d65fa798576ef6093c

                                                        SHA256

                                                        5f5c37d7ad9a757bda91d66c077676e10d5c96636c75391a235f69c8fd9fadde

                                                        SHA512

                                                        34d5d7b4e2417bd466f5e0bdeebc40565868b91c38aa9fe4f526bfb15a0ddff92a961d8b6e4d642b794c1d499c2558ed2ee18d75803a21760e68718438eba53f

                                                      • 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

                                                        9369e7de995c769a15ea094f809b6edc

                                                        SHA1

                                                        c1a5d1a9d3411e6e558768b64c7e265cd5a0ac67

                                                        SHA256

                                                        9e31f9ffb5dffb52b690feac55d86aa1054f6ffaea164be0f52ac981255de42f

                                                        SHA512

                                                        bd3349b6a3d31aa8e43086b13fe00d8b1be0794cec9d56ce0ff37ae07d3b943d926cfdf3d7cc9c54d18f67e1ee5fad15275a88cb4fb514ab09135523b27ae16a

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

                                                        Filesize

                                                        92KB

                                                        MD5

                                                        e27c87aed3b3ff74fb72ce552af7965e

                                                        SHA1

                                                        245fb72a87da6551cacc7503f7a95e72a1e1f3d8

                                                        SHA256

                                                        5027df46859a1c5b41d759c9cf10584a5356872700b891e9ddd820511591d844

                                                        SHA512

                                                        79a1b783197d1b955c9df5ae5f7d74173b267de57d97ffd2532bdb44944859c4fdcaf674add606f8b26ea99a60b13ea84aa237fa6689f150b75ca45ce59f1b09

                                                      • memory/2176-63-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2176-81-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2176-82-0x0000000000150000-0x0000000000151000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2176-83-0x0000000077240000-0x0000000077241000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2176-84-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2176-80-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2176-79-0x0000000000130000-0x0000000000131000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2176-73-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2176-77-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2408-0-0x0000000000400000-0x0000000000431000-memory.dmp

                                                        Filesize

                                                        196KB

                                                      • memory/2408-19-0x0000000000050000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        196KB

                                                      • memory/2408-5-0x0000000000140000-0x0000000000141000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2408-8-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2408-7-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2408-6-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2408-13-0x0000000000050000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        196KB

                                                      • memory/2408-3-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2408-2-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2408-1-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2408-4-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2576-78-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2576-337-0x000000007723F000-0x0000000077240000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2576-61-0x00000000003D0000-0x00000000003D1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2576-28-0x0000000000400000-0x0000000000431000-memory.dmp

                                                        Filesize

                                                        196KB

                                                      • memory/2576-31-0x00000000003C0000-0x00000000003C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2576-32-0x000000007723F000-0x0000000077240000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2576-29-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2576-603-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/3060-43-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/3060-54-0x0000000000090000-0x0000000000091000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/3060-55-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/3060-53-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/3060-36-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/3060-52-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/3060-340-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/3060-56-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/3060-48-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/3060-34-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB