Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/12/2024, 05:10

General

  • Target

    488e75e28ed648af7738686a6c2ffc7b146c7ade30ee47dabe52bda4c4a9eeca.dll

  • Size

    212KB

  • MD5

    84c79a31b6ec4ddfb8af38bd82e397a9

  • SHA1

    5e8193d5438395bdb58636954f3841d56526a7f2

  • SHA256

    488e75e28ed648af7738686a6c2ffc7b146c7ade30ee47dabe52bda4c4a9eeca

  • SHA512

    ba9081b58d6e0dbb6126f01452d243e18ccddbab4bd068fd9a7db56d752509c24c0847e0a8055e582537ba78a19d0620f1d9726d76e42f8e32cda9a4e02b12a2

  • SSDEEP

    3072:an4cV8gf2u41Z5tKlwiIhKQGUppd4/nPxh:g4y8gOl2nIcNEdexh

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 6 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 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 3 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\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: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:1264
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                        4⤵
                          PID:1516
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k RPCSS
                        3⤵
                          PID:672
                        • 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:1048
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k netsvcs
                                3⤵
                                  PID:848
                                  • C:\Windows\system32\wbem\WMIADAP.EXE
                                    wmiadap.exe /F /T /R
                                    4⤵
                                      PID:1540
                                  • 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:272
                                      • C:\Windows\system32\taskhost.exe
                                        "taskhost.exe"
                                        3⤵
                                          PID:1076
                                        • C:\Windows\System32\spoolsv.exe
                                          C:\Windows\System32\spoolsv.exe
                                          3⤵
                                            PID:1084
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                            3⤵
                                              PID:1164
                                            • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                              "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                              3⤵
                                                PID:2044
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                                3⤵
                                                  PID:1892
                                                • C:\Windows\system32\sppsvc.exe
                                                  C:\Windows\system32\sppsvc.exe
                                                  3⤵
                                                    PID:2304
                                                • 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\winlogon.exe
                                                    winlogon.exe
                                                    1⤵
                                                      PID:432
                                                    • C:\Windows\Explorer.EXE
                                                      C:\Windows\Explorer.EXE
                                                      1⤵
                                                        PID:1152
                                                        • C:\Windows\system32\rundll32.exe
                                                          rundll32.exe C:\Users\Admin\AppData\Local\Temp\488e75e28ed648af7738686a6c2ffc7b146c7ade30ee47dabe52bda4c4a9eeca.dll,#1
                                                          2⤵
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:236
                                                          • C:\Windows\SysWOW64\rundll32.exe
                                                            rundll32.exe C:\Users\Admin\AppData\Local\Temp\488e75e28ed648af7738686a6c2ffc7b146c7ade30ee47dabe52bda4c4a9eeca.dll,#1
                                                            3⤵
                                                            • Loads dropped DLL
                                                            • Drops file in System32 directory
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:2548
                                                            • 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 WriteProcessMemory
                                                              PID:1740
                                                              • 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 WriteProcessMemory
                                                                PID:2532
                                                                • 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:2760
                                                                • 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:2668

                                                      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

                                                              254KB

                                                              MD5

                                                              9a7d748972544b24e1652cc7a4584cb4

                                                              SHA1

                                                              54f4d2cc4b48996780f58569651a872d923ec8d5

                                                              SHA256

                                                              a968f13e2e71d8bda4f686e46cfc32435a9bc20cc7016acdf267a923d8533b12

                                                              SHA512

                                                              4a0deeacdc1db7f85a9761149038b7b537895dd32e394532733679b297645b9f27621c7dbed26bb06bf8c6b04136cb5d484c9c7e249bad2b3dee2cff574fb55c

                                                            • 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

                                                              250KB

                                                              MD5

                                                              4a3b9dd48f87ce6b2ff0ea55704856f1

                                                              SHA1

                                                              5870fe1928af6132a48ad19832bb408401e8e0c8

                                                              SHA256

                                                              a435bbed3107fb3089f2534ff416db66c02c28304342a370cb911ba765835a05

                                                              SHA512

                                                              6fe5bca8566b630af5e0d64a34ab1d8d4f2462d8c73b325a3fc822dcc6090b3dbb5cfed054f9c8efc98a21c0c63ddf225b2f647b522b21392f9b1d0458e2940f

                                                            • C:\Windows\SysWOW64\rundll32mgr.exe

                                                              Filesize

                                                              120KB

                                                              MD5

                                                              5c141e95c22363e31b6f25fcb6815d2d

                                                              SHA1

                                                              2eafcc1a58429a95548c33b3a081a361cea0456d

                                                              SHA256

                                                              79a77eec3120d0d12ba3da622f3f837d05f74821881e08edce7f9496ff901103

                                                              SHA512

                                                              ae0930b8a884643603307a27a6a5d219ab3ddb598ef58b7d74baaf10738b968d6a96c92c4f752f47e324930c2ed4cb6533d9ba140899ce051a8cb6f4ff637809

                                                            • memory/1740-21-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/1740-11-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/1740-12-0x0000000000220000-0x0000000000249000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2532-27-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2532-26-0x00000000002B0000-0x00000000002B1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2532-51-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2532-584-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2532-580-0x0000000077BCF000-0x0000000077BD0000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2532-63-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2532-24-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2532-54-0x00000000002C0000-0x00000000002C1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2532-55-0x0000000077BCF000-0x0000000077BD0000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2532-23-0x0000000000400000-0x0000000000429000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2548-3504-0x00000000001A0000-0x00000000001C9000-memory.dmp

                                                              Filesize

                                                              164KB

                                                            • memory/2548-1-0x0000000010000000-0x0000000010036000-memory.dmp

                                                              Filesize

                                                              216KB

                                                            • memory/2548-9-0x0000000010000000-0x0000000010036000-memory.dmp

                                                              Filesize

                                                              216KB

                                                            • memory/2668-73-0x0000000000110000-0x0000000000111000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2668-69-0x00000000000F0000-0x00000000000F1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2668-57-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2668-64-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2668-74-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2668-72-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2668-71-0x0000000077BD0000-0x0000000077BD1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2668-70-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2668-68-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2760-29-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2760-35-0x00000000000E0000-0x00000000000E1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2760-31-0x0000000000080000-0x0000000000081000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2760-36-0x0000000000080000-0x0000000000081000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2760-329-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2760-37-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2760-41-0x00000000000D0000-0x00000000000D1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2760-42-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2760-50-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2760-44-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB