Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 16:29

General

  • Target

    410c5ca58e6ceea8c7f62d750011eb0e1c2dfffbab3ffe17832ad1aef3ef4146.dll

  • Size

    439KB

  • MD5

    b2b9e4fea189984d23d8620d98d68984

  • SHA1

    dd299d80fda6a7bfef0e31a961e926f1ae65ea50

  • SHA256

    410c5ca58e6ceea8c7f62d750011eb0e1c2dfffbab3ffe17832ad1aef3ef4146

  • SHA512

    5385432643796a88b082b7bb8d67fb1de2d9a6e6dff1b0f41f579ab57308232c6d08e4abb4aede0da774c1ef10e65e213c7493c6ab50f438ca064c1545dc49a9

  • SSDEEP

    6144:yOp8HpzdQOStK+XsAWxnuTNo3+wO90oi8h:yOp8Hpz7+XsBJ+SXO9g8h

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 6 IoCs
  • Loads dropped DLL 12 IoCs
  • Drops file in System32 directory 4 IoCs
  • UPX packed file 17 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 11 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of UnmapMainImage 6 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\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:384
        • C:\Windows\system32\wininit.exe
          wininit.exe
          1⤵
            PID:392
            • 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:592
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      4⤵
                        PID:1496
                      • C:\Windows\system32\wbem\wmiprvse.exe
                        C:\Windows\system32\wbem\wmiprvse.exe -Embedding
                        4⤵
                          PID:2468
                      • 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:1176
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k netsvcs
                                3⤵
                                  PID:844
                                  • C:\Windows\system32\wbem\WMIADAP.EXE
                                    wmiadap.exe /F /T /R
                                    4⤵
                                      PID:1812
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalService
                                    3⤵
                                      PID:968
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k NetworkService
                                      3⤵
                                        PID:108
                                      • C:\Windows\System32\spoolsv.exe
                                        C:\Windows\System32\spoolsv.exe
                                        3⤵
                                          PID:1004
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                          3⤵
                                            PID:1064
                                          • C:\Windows\system32\taskhost.exe
                                            "taskhost.exe"
                                            3⤵
                                              PID:1108
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:856
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:792
                                              • C:\Windows\system32\lsass.exe
                                                C:\Windows\system32\lsass.exe
                                                2⤵
                                                  PID:496
                                                • C:\Windows\system32\lsm.exe
                                                  C:\Windows\system32\lsm.exe
                                                  2⤵
                                                    PID:504
                                                • C:\Windows\system32\winlogon.exe
                                                  winlogon.exe
                                                  1⤵
                                                    PID:432
                                                  • C:\Windows\Explorer.EXE
                                                    C:\Windows\Explorer.EXE
                                                    1⤵
                                                      PID:1216
                                                      • C:\Windows\system32\rundll32.exe
                                                        rundll32.exe C:\Users\Admin\AppData\Local\Temp\410c5ca58e6ceea8c7f62d750011eb0e1c2dfffbab3ffe17832ad1aef3ef4146.dll,#1
                                                        2⤵
                                                        • Suspicious use of WriteProcessMemory
                                                        PID:1868
                                                        • C:\Windows\SysWOW64\rundll32.exe
                                                          rundll32.exe C:\Users\Admin\AppData\Local\Temp\410c5ca58e6ceea8c7f62d750011eb0e1c2dfffbab3ffe17832ad1aef3ef4146.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:1688
                                                          • C:\Windows\SysWOW64\rundll32mgr.exe
                                                            C:\Windows\SysWOW64\rundll32mgr.exe
                                                            4⤵
                                                            • Executes dropped EXE
                                                            • Loads dropped DLL
                                                            • Drops file in System32 directory
                                                            • Drops file in Program Files directory
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious use of UnmapMainImage
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:2420
                                                            • C:\Windows\SysWOW64\rundll32mgrmgr.exe
                                                              C:\Windows\SysWOW64\rundll32mgrmgr.exe
                                                              5⤵
                                                              • Executes dropped EXE
                                                              • Loads dropped DLL
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious use of UnmapMainImage
                                                              • Suspicious use of WriteProcessMemory
                                                              PID:1160
                                                              • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                                "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                                6⤵
                                                                • Executes dropped EXE
                                                                • Loads dropped DLL
                                                                • System Location Discovery: System Language Discovery
                                                                • Suspicious behavior: EnumeratesProcesses
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                • Suspicious use of UnmapMainImage
                                                                • Suspicious use of WriteProcessMemory
                                                                PID:2740
                                                                • C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe
                                                                  "C:\Program Files (x86)\Microsoft\WaterMarkmgr.exe"
                                                                  7⤵
                                                                  • Executes dropped EXE
                                                                  • Loads dropped DLL
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious use of UnmapMainImage
                                                                  • Suspicious use of WriteProcessMemory
                                                                  PID:2684
                                                                  • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                                    "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                                    8⤵
                                                                    • 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:2488
                                                                    • C:\Windows\SysWOW64\svchost.exe
                                                                      C:\Windows\system32\svchost.exe
                                                                      9⤵
                                                                      • Modifies WinLogon for persistence
                                                                      • Drops file in System32 directory
                                                                      • Drops file in Program Files directory
                                                                      • System Location Discovery: System Language Discovery
                                                                      PID:1852
                                                                    • C:\Windows\SysWOW64\svchost.exe
                                                                      C:\Windows\system32\svchost.exe
                                                                      9⤵
                                                                      • System Location Discovery: System Language Discovery
                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                      PID:1916
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  7⤵
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:2956
                                                                • C:\Windows\SysWOW64\svchost.exe
                                                                  C:\Windows\system32\svchost.exe
                                                                  7⤵
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:2556
                                                            • 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 use of UnmapMainImage
                                                              PID:2640

                                                    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

                                                      693KB

                                                      MD5

                                                      e759254d812f27cb17b8db250513e9ce

                                                      SHA1

                                                      2d15cdaf7344c6ab1afbe940350e7968672d55a1

                                                      SHA256

                                                      d2d0d9fa73bf5c36b8c3ca8959eec29c2c18b2920279b998d2b10a80b82f81c1

                                                      SHA512

                                                      16422c855603a732c665b8000b280ced0c63cd1febdd25da742f7778ec2602b7818157dff81bc48c54f087109d5a58d4da7bc0f69443ebe608b2873d25ab6fb2

                                                    • 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

                                                      689KB

                                                      MD5

                                                      60b680717fb2b255129775f847743602

                                                      SHA1

                                                      6b8becb02eee7c94315322f1d8ea3733b36abe9a

                                                      SHA256

                                                      8538a0e262a97962e2c29cfb903e6dc4a66ef649f272dd89fe21fc37f4b1899b

                                                      SHA512

                                                      ff5e40b9b8c519ca9109bffb88b79cc0319116227f742da89106f9a4151dc4a0a9c759b8f9ddabe204ca09add0988ad9b6dcd604a56c8c298b0532b411f98113

                                                    • \Windows\SysWOW64\rundll32mgr.exe

                                                      Filesize

                                                      339KB

                                                      MD5

                                                      7385f723cdfd6a19523b29e19fe63e39

                                                      SHA1

                                                      6eb6694a76aab6587eb45575f380cc7a80c66bc5

                                                      SHA256

                                                      a50f5786e2dd07cfbc89f72484e3af5dcccc31d476713bd7b433c6f74ebc4e37

                                                      SHA512

                                                      858c17a06aec78976775cd9df4f2652cfb97e35c14aa863e88f27cd332c6b6ecdb0c062d0cfdb53436981b50ba4681ebe04d00128df8be67398d021aa6d83632

                                                    • \Windows\SysWOW64\rundll32mgrmgr.exe

                                                      Filesize

                                                      168KB

                                                      MD5

                                                      0943b815c588255874985439061ba474

                                                      SHA1

                                                      31ad4cdb76003b35f553cb96c78d887e7c960eba

                                                      SHA256

                                                      7b1559c2f8d511f7be152a22809b358088048fc3e00d9963b92ad0ecb384bf51

                                                      SHA512

                                                      fce7596624b5c224cbaaae55c4b224ff995eea33ed0ca9d40c33cfb5ffaa98f387f267175788f5431ca7209c2c69ef1024b9541f7b53a1a3c6412b09a19bd601

                                                    • memory/1160-36-0x0000000000400000-0x0000000000439000-memory.dmp

                                                      Filesize

                                                      228KB

                                                    • memory/1160-43-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/1688-3-0x0000000007000000-0x0000000007070000-memory.dmp

                                                      Filesize

                                                      448KB

                                                    • memory/1688-2-0x0000000007000000-0x0000000007070000-memory.dmp

                                                      Filesize

                                                      448KB

                                                    • memory/1688-0-0x0000000007000000-0x0000000007070000-memory.dmp

                                                      Filesize

                                                      448KB

                                                    • memory/1688-6-0x0000000000400000-0x0000000000464000-memory.dmp

                                                      Filesize

                                                      400KB

                                                    • memory/1688-11-0x0000000000400000-0x0000000000464000-memory.dmp

                                                      Filesize

                                                      400KB

                                                    • memory/1852-126-0x0000000000090000-0x0000000000091000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1852-122-0x0000000020010000-0x0000000020022000-memory.dmp

                                                      Filesize

                                                      72KB

                                                    • memory/1852-113-0x0000000020010000-0x0000000020022000-memory.dmp

                                                      Filesize

                                                      72KB

                                                    • memory/1852-118-0x0000000020010000-0x0000000020022000-memory.dmp

                                                      Filesize

                                                      72KB

                                                    • memory/1852-125-0x0000000000080000-0x0000000000081000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/1852-124-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2420-21-0x00000000000B0000-0x00000000000E9000-memory.dmp

                                                      Filesize

                                                      228KB

                                                    • memory/2420-135-0x0000000000380000-0x00000000003E4000-memory.dmp

                                                      Filesize

                                                      400KB

                                                    • memory/2420-13-0x0000000000400000-0x0000000000464000-memory.dmp

                                                      Filesize

                                                      400KB

                                                    • memory/2420-37-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2420-22-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2420-23-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2420-25-0x00000000000B0000-0x00000000000E9000-memory.dmp

                                                      Filesize

                                                      228KB

                                                    • memory/2420-24-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2420-26-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2420-27-0x00000000000D0000-0x00000000000D1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2420-46-0x0000000000380000-0x00000000003E4000-memory.dmp

                                                      Filesize

                                                      400KB

                                                    • memory/2420-33-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2420-34-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2488-83-0x0000000000400000-0x0000000000464000-memory.dmp

                                                      Filesize

                                                      400KB

                                                    • memory/2488-92-0x00000000001A0000-0x00000000001A1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2488-144-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2640-143-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2684-77-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2740-88-0x00000000000F0000-0x00000000000F1000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2740-64-0x00000000000B0000-0x00000000000E9000-memory.dmp

                                                      Filesize

                                                      228KB

                                                    • memory/2740-65-0x00000000000B0000-0x00000000000E9000-memory.dmp

                                                      Filesize

                                                      228KB

                                                    • memory/2740-89-0x00000000772FF000-0x0000000077300000-memory.dmp

                                                      Filesize

                                                      4KB

                                                    • memory/2740-53-0x0000000000400000-0x0000000000464000-memory.dmp

                                                      Filesize

                                                      400KB

                                                    • memory/2740-87-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2740-752-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2740-131-0x0000000000400000-0x0000000000421000-memory.dmp

                                                      Filesize

                                                      132KB

                                                    • memory/2956-94-0x0000000020010000-0x0000000020022000-memory.dmp

                                                      Filesize

                                                      72KB

                                                    • memory/2956-96-0x0000000000080000-0x0000000000081000-memory.dmp

                                                      Filesize

                                                      4KB