Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 02:10

General

  • Target

    b35dc58b3ec34a86831ec82f925d71075d863a0c83646782650f099f2ca91d79.dll

  • Size

    377KB

  • MD5

    81dd5b8555731f2645abb1f48926708b

  • SHA1

    27506c56c1dc6a10bef749929618af998bd7f45b

  • SHA256

    b35dc58b3ec34a86831ec82f925d71075d863a0c83646782650f099f2ca91d79

  • SHA512

    24f6f483c226f0a5c86772d06b5b3f81ad71e2ffe3d2119a61c0da37f100677689235f4b39848c197c1a4c159b2d46088edf02b53862ebc5a945c15823375c64

  • SSDEEP

    6144:uxGMku94XCzTurXzURlbDC9K69u2m+SqOWcsQQKiY4leDDGoggH/VREG6j4Gm01n:uxGCOXzURlbDC9K69u2m+SqOWcsQQKi/

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Ramnit

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

  • Ramnit family
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 23 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 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 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 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:616
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    4⤵
                      PID:864
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      4⤵
                        PID:1876
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k RPCSS
                      3⤵
                        PID:696
                      • C:\Windows\System32\svchost.exe
                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                        3⤵
                          PID:772
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          3⤵
                            PID:832
                            • C:\Windows\system32\Dwm.exe
                              "C:\Windows\system32\Dwm.exe"
                              4⤵
                                PID:1192
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k netsvcs
                              3⤵
                                PID:868
                                • C:\Windows\system32\wbem\WMIADAP.EXE
                                  wmiadap.exe /F /T /R
                                  4⤵
                                    PID:1108
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService
                                  3⤵
                                    PID:980
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k NetworkService
                                    3⤵
                                      PID:280
                                    • C:\Windows\System32\spoolsv.exe
                                      C:\Windows\System32\spoolsv.exe
                                      3⤵
                                        PID:292
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                        3⤵
                                          PID:1044
                                        • C:\Windows\system32\taskhost.exe
                                          "taskhost.exe"
                                          3⤵
                                            PID:1128
                                          • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                            "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                            3⤵
                                              PID:1088
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                              3⤵
                                                PID:2288
                                              • C:\Windows\system32\sppsvc.exe
                                                C:\Windows\system32\sppsvc.exe
                                                3⤵
                                                  PID:2236
                                              • 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:1240
                                                        • C:\Windows\system32\rundll32.exe
                                                          rundll32.exe C:\Users\Admin\AppData\Local\Temp\b35dc58b3ec34a86831ec82f925d71075d863a0c83646782650f099f2ca91d79.dll,#1
                                                          2⤵
                                                          • Suspicious use of WriteProcessMemory
                                                          PID:1740
                                                          • C:\Windows\SysWOW64\rundll32.exe
                                                            rundll32.exe C:\Users\Admin\AppData\Local\Temp\b35dc58b3ec34a86831ec82f925d71075d863a0c83646782650f099f2ca91d79.dll,#1
                                                            3⤵
                                                            • Loads dropped DLL
                                                            • Drops file in System32 directory
                                                            • System Location Discovery: System Language Discovery
                                                            • Suspicious use of WriteProcessMemory
                                                            PID:1172
                                                            • C:\Windows\SysWOW64\rundll32mgr.exe
                                                              C:\Windows\SysWOW64\rundll32mgr.exe
                                                              4⤵
                                                              • Modifies firewall policy service
                                                              • UAC bypass
                                                              • Windows security bypass
                                                              • Executes dropped EXE
                                                              • Loads dropped DLL
                                                              • Windows security modification
                                                              • Checks whether UAC is enabled
                                                              • Drops file in Program Files directory
                                                              • Drops file in Windows directory
                                                              • System Location Discovery: System Language Discovery
                                                              • Suspicious behavior: EnumeratesProcesses
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              • Suspicious use of UnmapMainImage
                                                              • Suspicious use of WriteProcessMemory
                                                              • System policy modification
                                                              PID:1432
                                                              • 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:2452
                                                                • 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:2384
                                                                • 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:2868

                                                      Network

                                                      MITRE ATT&CK Enterprise v15

                                                      Replay Monitor

                                                      Loading Replay Monitor...

                                                      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

                                                        342KB

                                                        MD5

                                                        b26ac46cebe8ef900b475029762ebcc0

                                                        SHA1

                                                        2ae98e370540215dc23c844ea1e6259ec765a970

                                                        SHA256

                                                        7f89a5960e28473da9838b349df5e41ab74461ca7acea703af0f11fc1875d3cc

                                                        SHA512

                                                        43276dec21e0d4f2aa4af1b6ad1b8d0caed68085a1645b83d97fd934a3dbe22b66bbdad48d48f0e6c1e1ba68d001a7a4d4e90630af3fa9c3ec15dbab2da0227d

                                                      • 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

                                                        338KB

                                                        MD5

                                                        784a9a085c56dc2bcb2b3dcd661f1a6e

                                                        SHA1

                                                        85ea21466d0a26ab69b94dfebbab425b7ba8bcb2

                                                        SHA256

                                                        01d079fbd3f9f54374579971b4944983f380b3210d6e0d0e8b736f8c6e4ed0f0

                                                        SHA512

                                                        b413445da713c62a01c2ac482774a9fb93b951a50731a36af8e805c74e2252754aa935706aa522882410db64ac9058cfd0b5ae10fcc67062553a1f8d0c977e87

                                                      • C:\Windows\SysWOW64\rundll32mgr.exe

                                                        Filesize

                                                        164KB

                                                        MD5

                                                        a3b1f1c4cd75bea10095e054f990bf1d

                                                        SHA1

                                                        15bf037b2166d2533e12bbec9f1d5f9a3ad8c81b

                                                        SHA256

                                                        a4c51942f696650a7ce0530a88c3742380ac82bc1ddc75c24d1417f0958caaee

                                                        SHA512

                                                        7457591c9676baa6043e4c3ae6ede364f19964c4e4e6a91a06e148221402791cabf9d5ab2bfcb629120ab136fee0a2994c0830f7cbfb112c5c6b07109b6a1a94

                                                      • memory/1128-30-0x0000000002070000-0x0000000002072000-memory.dmp

                                                        Filesize

                                                        8KB

                                                      • memory/1172-2-0x0000000010000000-0x0000000010065000-memory.dmp

                                                        Filesize

                                                        404KB

                                                      • memory/1172-4-0x0000000000670000-0x00000000006A4000-memory.dmp

                                                        Filesize

                                                        208KB

                                                      • memory/1432-20-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-53-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-12-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1432-17-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-27-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-24-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-28-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-43-0x00000000001B0000-0x00000000001B1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1432-42-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1432-41-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-25-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-40-0x00000000024D0000-0x00000000024D1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1432-38-0x00000000024D0000-0x00000000024D1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/1432-37-0x0000000000830000-0x0000000000832000-memory.dmp

                                                        Filesize

                                                        8KB

                                                      • memory/1432-13-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1432-26-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-22-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1432-21-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1432-14-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1432-11-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-45-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-19-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-10-0x0000000000400000-0x0000000000434000-memory.dmp

                                                        Filesize

                                                        208KB

                                                      • memory/1432-15-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/1432-46-0x0000000000830000-0x0000000000832000-memory.dmp

                                                        Filesize

                                                        8KB

                                                      • memory/1432-44-0x0000000002910000-0x000000000399E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1432-66-0x0000000000830000-0x0000000000832000-memory.dmp

                                                        Filesize

                                                        8KB

                                                      • memory/1432-67-0x0000000004C90000-0x0000000004CC4000-memory.dmp

                                                        Filesize

                                                        208KB

                                                      • memory/1432-68-0x0000000004C90000-0x0000000004CC4000-memory.dmp

                                                        Filesize

                                                        208KB

                                                      • memory/2384-101-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2384-84-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2384-667-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2384-94-0x00000000000E0000-0x00000000000E1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2384-95-0x00000000000C0000-0x00000000000C1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2384-96-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2384-100-0x00000000000D0000-0x00000000000D1000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2452-81-0x0000000000210000-0x0000000000211000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2452-82-0x000000007798F000-0x0000000077990000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2452-413-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB

                                                      • memory/2452-416-0x000000007798F000-0x0000000077990000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/2452-83-0x0000000020010000-0x0000000020022000-memory.dmp

                                                        Filesize

                                                        72KB

                                                      • memory/2452-76-0x0000000000400000-0x0000000000434000-memory.dmp

                                                        Filesize

                                                        208KB

                                                      • memory/2452-80-0x0000000000400000-0x0000000000421000-memory.dmp

                                                        Filesize

                                                        132KB