Analysis

  • max time kernel
    120s
  • max time network
    91s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 16:54

General

  • Target

    24e8aed0e7a75b805b589e2684e49bb1aa6c827c3d1b67dfd2b5eb1b1ce94e95N.dll

  • Size

    717KB

  • MD5

    e6caff8ce1b4d70cc599f1f47682a000

  • SHA1

    3bc72164abb926d7b18307ddb3cf56a70959391a

  • SHA256

    24e8aed0e7a75b805b589e2684e49bb1aa6c827c3d1b67dfd2b5eb1b1ce94e95

  • SHA512

    c6f18e82521183bae7a9a28218880420815dfb2d8b472a06f2a26179bd80b15b8455a670c7a684751061aa3e92ae8015160c0e2a019cda5b390437a0eb0e3faa

  • SSDEEP

    12288:LNIyZN4+Wv4PLq6Okrh9ZN/hs9DsdcCf/HmWMjP:L9TPmirh9Zdh6OOP

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 11 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:384
          • C:\Windows\system32\services.exe
            C:\Windows\system32\services.exe
            2⤵
              PID:476
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch
                3⤵
                  PID:596
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    4⤵
                      PID:1996
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      4⤵
                        PID:1580
                    • 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:748
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          3⤵
                            PID:820
                            • C:\Windows\system32\Dwm.exe
                              "C:\Windows\system32\Dwm.exe"
                              4⤵
                                PID:1044
                            • 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:2840
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService
                                  3⤵
                                    PID:972
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k NetworkService
                                    3⤵
                                      PID:284
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1068
                                      • C:\Windows\System32\spoolsv.exe
                                        C:\Windows\System32\spoolsv.exe
                                        3⤵
                                          PID:1076
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                          3⤵
                                            PID:1156
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:1384
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:1788
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:2076
                                              • C:\Windows\system32\lsass.exe
                                                C:\Windows\system32\lsass.exe
                                                2⤵
                                                  PID:492
                                                • C:\Windows\system32\lsm.exe
                                                  C:\Windows\system32\lsm.exe
                                                  2⤵
                                                    PID:500
                                                • 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:1128
                                                        • C:\Windows\system32\rundll32.exe
                                                          rundll32.exe C:\Users\Admin\AppData\Local\Temp\24e8aed0e7a75b805b589e2684e49bb1aa6c827c3d1b67dfd2b5eb1b1ce94e95N.dll,#1
                                                          2⤵
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:2112
                                                          • C:\Windows\SysWOW64\rundll32.exe
                                                            rundll32.exe C:\Users\Admin\AppData\Local\Temp\24e8aed0e7a75b805b589e2684e49bb1aa6c827c3d1b67dfd2b5eb1b1ce94e95N.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:2280
                                                            • 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:1976
                                                              • 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:864
                                                                • 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:2712
                                                                • 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:2508
                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                              C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 224
                                                              4⤵
                                                              • Program crash
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              PID:1836

                                                      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

                                                        278KB

                                                        MD5

                                                        17fd93a40ed834b871a30014384d6ef8

                                                        SHA1

                                                        c451b81bb0b93020a7956b9d1a93b5bb19b7bba8

                                                        SHA256

                                                        b1eb5bc8b74ec97811af25cb869c7367d5907f8973e14d43c200adbe071889bb

                                                        SHA512

                                                        c9f2339407b79ecef479bd3fb910492bf88c527b119b45a42857a383badaa94686a4120311b055fd0afb912a7147d920d959c6d4b6d66ce879d5baabff0b0fed

                                                      • 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

                                                        274KB

                                                        MD5

                                                        6e53b9d7f9af9ef0b0ea3b64121b65ee

                                                        SHA1

                                                        49ee809f2bf389d79737fb76c88c38bbeffbb045

                                                        SHA256

                                                        d25454cafe9c2d216da6bcdec58e9d71b03f929e7fce6ae1fabaa43e2627c932

                                                        SHA512

                                                        7305bd36595673bc2da9d38aaf3a691758dcf23bca5fcef84c5e322836c9fd6f1483002f34c37a9df77c46919224ff47824050e9098b5a5f43655677f944b4fc

                                                      • \Windows\SysWOW64\rundll32mgr.exe

                                                        Filesize

                                                        132KB

                                                        MD5

                                                        2613f374056a1d7e6885f1216fc85400

                                                        SHA1

                                                        1c41483da911afba432a5862cf59ed9449bac2e3

                                                        SHA256

                                                        2004c482c127e1eeeff011c498c355aa21d3049d76365f19bd01c28cde631154

                                                        SHA512

                                                        6a215ef6e0083163c0f0c0d22b04e131e4873df3dc98d660277103398fc7de1d1f2b1c6d14b565430eb3aeec30ae9c4a76c0ab37e53e036adff179397cef3055

                                                      • memory/864-40-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/864-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/864-42-0x00000000774FF000-0x0000000077500000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/864-43-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/864-77-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/864-69-0x0000000000060000-0x0000000000061000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/864-88-0x00000000774FF000-0x0000000077500000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/864-660-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-18-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-13-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-14-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-15-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-31-0x0000000000050000-0x0000000000083000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/1976-21-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-17-0x0000000000240000-0x0000000000241000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1976-3570-0x0000000000050000-0x0000000000083000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/1976-16-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-19-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1976-12-0x0000000000400000-0x0000000000433000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/2280-10-0x0000000000400000-0x0000000000433000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/2280-9-0x0000000000400000-0x0000000000433000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/2280-8-0x0000000010000000-0x00000000100B9000-memory.dmp

                                                        Filesize

                                                        740KB

                                                      • memory/2280-7-0x0000000010000000-0x00000000100B9000-memory.dmp

                                                        Filesize

                                                        740KB

                                                      • memory/2280-396-0x0000000000400000-0x0000000000433000-memory.dmp

                                                        Filesize

                                                        204KB

                                                      • memory/2280-397-0x0000000010000000-0x00000000100B9000-memory.dmp

                                                        Filesize

                                                        740KB

                                                      • memory/2508-84-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2508-87-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2508-85-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2508-82-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2508-78-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2508-71-0x0000000020010000-0x000000002001B000-memory.dmp

                                                        Filesize

                                                        44KB

                                                      • memory/2508-83-0x00000000001A0000-0x00000000001A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2508-86-0x00000000001B0000-0x00000000001B1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2508-89-0x0000000077500000-0x0000000077501000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2712-47-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2712-51-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2712-45-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2712-393-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2712-52-0x0000000000080000-0x0000000000081000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2712-53-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2712-57-0x0000000000090000-0x0000000000091000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2712-58-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2712-60-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2712-65-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB