Analysis

  • max time kernel
    120s
  • max time network
    90s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2024, 05:44

General

  • Target

    3260d05b6d860de1a73ce95f42e152e1b996846497a9ce8324f202b286bda6eeN.dll

  • Size

    132KB

  • MD5

    fda2c471d0bc34c63db2090e1b186cc0

  • SHA1

    953a62993aa97fed0b4e474a50ee9adf06689707

  • SHA256

    3260d05b6d860de1a73ce95f42e152e1b996846497a9ce8324f202b286bda6ee

  • SHA512

    b94b736c13a414b18f25d86a81276ea57b8485a953d07a208b297e77f9226a6b2748c296fc72be32975e77f9f2e2ddbcf28a2b2e03875789547a62b61e5a4318

  • SSDEEP

    1536:R2o6nwzfqmUSa4Ndg+VCrbDdJF5mepY1ur6EMmNNmY4JDzwm:Mo6nwLqrSa4I+VCPt8qY1w6MQY0Dzz

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 13 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 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:596
                  • C:\Windows\system32\wbem\wmiprvse.exe
                    C:\Windows\system32\wbem\wmiprvse.exe
                    4⤵
                      PID:1544
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      4⤵
                        PID:284
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:680
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                        3⤵
                          PID:732
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          3⤵
                            PID:816
                            • C:\Windows\system32\Dwm.exe
                              "C:\Windows\system32\Dwm.exe"
                              4⤵
                                PID:1172
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k netsvcs
                              3⤵
                                PID:860
                                • C:\Windows\system32\wbem\WMIADAP.EXE
                                  wmiadap.exe /F /T /R
                                  4⤵
                                    PID:1956
                                • 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:236
                                    • C:\Windows\System32\spoolsv.exe
                                      C:\Windows\System32\spoolsv.exe
                                      3⤵
                                        PID:328
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                        3⤵
                                          PID:1068
                                        • C:\Windows\system32\taskhost.exe
                                          "taskhost.exe"
                                          3⤵
                                            PID:1112
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:848
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:1936
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:788
                                              • C:\Windows\system32\lsass.exe
                                                C:\Windows\system32\lsass.exe
                                                2⤵
                                                  PID:484
                                                • C:\Windows\system32\lsm.exe
                                                  C:\Windows\system32\lsm.exe
                                                  2⤵
                                                    PID:492
                                                • 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:1204
                                                        • C:\Windows\system32\regsvr32.exe
                                                          regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3260d05b6d860de1a73ce95f42e152e1b996846497a9ce8324f202b286bda6eeN.dll
                                                          2⤵
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:1244
                                                          • C:\Windows\SysWOW64\regsvr32.exe
                                                            /s C:\Users\Admin\AppData\Local\Temp\3260d05b6d860de1a73ce95f42e152e1b996846497a9ce8324f202b286bda6eeN.dll
                                                            3⤵
                                                            • Loads dropped DLL
                                                            • Drops file in System32 directory
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:2688
                                                            • C:\Windows\SysWOW64\regsvr32mgr.exe
                                                              C:\Windows\SysWOW64\regsvr32mgr.exe
                                                              4⤵
                                                              • Executes dropped EXE
                                                              • Loads dropped DLL
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious use of UnmapMainImage
                                                              • Suspicious use of WriteProcessMemory
                                                              PID:2960
                                                              • 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:2420
                                                                • 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:2808
                                                                • 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:2600

                                                      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

                                                              205KB

                                                              MD5

                                                              e030ee660704d21c6f6a36244a0c9e0b

                                                              SHA1

                                                              0f25dcea355c5bf4069e5e71f41baac03c89fb53

                                                              SHA256

                                                              b12a7234585576b8bb093617ee6f5a50b3032315331ee63cf829f09c85687ebd

                                                              SHA512

                                                              38ea34b139ec2876d7b498d9c51b04e9eeaf8adbcc0f702af44619015bce67ff20fb7dabab6ae5f4d2d92298da80a20ead221567f473b967b2cedf843bac35a9

                                                            • 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

                                                              202KB

                                                              MD5

                                                              e53add6542963917ad44f31f07efa8ff

                                                              SHA1

                                                              9cf9512cc1fea4e77ee4b8e19a47b6f75dfd0ed1

                                                              SHA256

                                                              349b47dee3d1991ce2137a98353381d3020aba5e03a0361af3df0c5bd87a266b

                                                              SHA512

                                                              9036b86ee49bc622c2eef73468d5000b34691d53659d32cf1ad66b599290ccaee531c24bf3234da585d2703f08b309926fefa1a40d11039418d52380cccd9601

                                                            • C:\Windows\SysWOW64\regsvr32mgr.exe

                                                              Filesize

                                                              96KB

                                                              MD5

                                                              8c51fd9d6daa7b6137634de19a49452c

                                                              SHA1

                                                              db2a11cca434bacad2bf42adeecae38e99cf64f8

                                                              SHA256

                                                              528d190fc376cff62a83391a5ba10ae4ef0c02bedabd0360274ddc2784e11da3

                                                              SHA512

                                                              b93dd6c86d0618798a11dbaa2ded7dac659f6516ca4a87da7297601c27f340fffa4126a852c257654d562529273d8a3f639ec020ab54b879c68226deae549837

                                                            • memory/2420-39-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2420-31-0x0000000000400000-0x0000000000435000-memory.dmp

                                                              Filesize

                                                              212KB

                                                            • memory/2420-72-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2420-43-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2420-628-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2420-365-0x000000007765F000-0x0000000077660000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2420-362-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2420-71-0x0000000000060000-0x0000000000061000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2420-40-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2420-41-0x00000000001E0000-0x00000000001E1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2420-42-0x000000007765F000-0x0000000077660000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2600-89-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2600-88-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2600-87-0x00000000001E0000-0x00000000001E1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2600-86-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2600-90-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2600-91-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2600-83-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2600-73-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2688-9-0x0000000000360000-0x0000000000395000-memory.dmp

                                                              Filesize

                                                              212KB

                                                            • memory/2688-2-0x0000000000270000-0x0000000000294000-memory.dmp

                                                              Filesize

                                                              144KB

                                                            • memory/2688-0-0x0000000000270000-0x0000000000294000-memory.dmp

                                                              Filesize

                                                              144KB

                                                            • memory/2688-10-0x0000000000360000-0x0000000000395000-memory.dmp

                                                              Filesize

                                                              212KB

                                                            • memory/2808-45-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2808-56-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2808-60-0x0000000000090000-0x0000000000091000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2808-62-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2808-66-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2808-54-0x00000000000A0000-0x00000000000A1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2808-55-0x0000000000080000-0x0000000000081000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2808-47-0x0000000000080000-0x0000000000081000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2960-12-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2960-13-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2960-14-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2960-15-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2960-16-0x0000000000140000-0x0000000000141000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2960-17-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2960-18-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2960-19-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2960-21-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB