Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    16/01/2025, 04:00

General

  • Target

    abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510N.exe

  • Size

    216KB

  • MD5

    04da68ccae7faa684abfc3bc0b58cb40

  • SHA1

    3df3a4e5a8c7226080c62db1eaafc01ad8d6a9a3

  • SHA256

    abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510

  • SHA512

    197a4598b306e07473ee634d68b684ca094cb9021c9690875d3a2205d44ce46ae5ac8ebe82377744540d34ab46d720b3c277a8d041c69caf783733b587e35a29

  • SSDEEP

    3072:Ol6EgmJBkSju7dMIplpdWnWf1WYCPTkG8M8kkRqX66poLD8x8VnvupmYmcNovxC:O3BPju7B3zjNWlIG88k666qfVUFOpC

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
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 6 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 8 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 33 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\System32\smss.exe
    \SystemRoot\System32\smss.exe
    1⤵
      PID:256
    • C:\Windows\system32\csrss.exe
      %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
      1⤵
        PID:332
      • C:\Windows\system32\wininit.exe
        wininit.exe
        1⤵
          PID:384
          • C:\Windows\system32\services.exe
            C:\Windows\system32\services.exe
            2⤵
              PID:476
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k DcomLaunch
                3⤵
                  PID:616
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    4⤵
                      PID:1264
                    • C:\Windows\system32\wbem\wmiprvse.exe
                      C:\Windows\system32\wbem\wmiprvse.exe
                      4⤵
                        PID:1772
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                        4⤵
                          PID:2092
                        • C:\Windows\system32\DllHost.exe
                          C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
                          4⤵
                            PID:1104
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k RPCSS
                          3⤵
                            PID:692
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                            3⤵
                              PID:768
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                              3⤵
                                PID:828
                                • 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:864
                                    • C:\Windows\system32\wbem\WMIADAP.EXE
                                      wmiadap.exe /F /T /R
                                      4⤵
                                        PID:2564
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k LocalService
                                      3⤵
                                        PID:984
                                      • 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:932
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                            3⤵
                                              PID:1084
                                            • C:\Windows\system32\taskhost.exe
                                              "taskhost.exe"
                                              3⤵
                                                PID:1124
                                              • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                                "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                                3⤵
                                                  PID:1548
                                                • C:\Windows\system32\svchost.exe
                                                  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                                  3⤵
                                                    PID:3064
                                                  • C:\Windows\system32\sppsvc.exe
                                                    C:\Windows\system32\sppsvc.exe
                                                    3⤵
                                                      PID:2188
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k imgsvc
                                                      3⤵
                                                        PID:2072
                                                    • 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:396
                                                        • C:\Windows\system32\winlogon.exe
                                                          winlogon.exe
                                                          1⤵
                                                            PID:432
                                                          • C:\Windows\Explorer.EXE
                                                            C:\Windows\Explorer.EXE
                                                            1⤵
                                                              PID:1224
                                                              • C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510N.exe
                                                                "C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510N.exe"
                                                                2⤵
                                                                • Loads dropped DLL
                                                                • Suspicious use of SetThreadContext
                                                                • System Location Discovery: System Language Discovery
                                                                • Suspicious use of WriteProcessMemory
                                                                PID:2160
                                                                • C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510Nmgr.exe
                                                                  C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510Nmgr.exe
                                                                  3⤵
                                                                  • Executes dropped EXE
                                                                  • Loads dropped DLL
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious use of UnmapMainImage
                                                                  • Suspicious use of WriteProcessMemory
                                                                  PID:2532
                                                                  • C:\Program Files (x86)\Microsoft\WaterMark.exe
                                                                    "C:\Program Files (x86)\Microsoft\WaterMark.exe"
                                                                    4⤵
                                                                    • 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:2356
                                                                    • C:\Windows\SysWOW64\svchost.exe
                                                                      C:\Windows\system32\svchost.exe
                                                                      5⤵
                                                                      • Modifies WinLogon for persistence
                                                                      • Drops file in System32 directory
                                                                      • Drops file in Program Files directory
                                                                      • System Location Discovery: System Language Discovery
                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                      PID:2536
                                                                    • C:\Windows\SysWOW64\svchost.exe
                                                                      C:\Windows\system32\svchost.exe
                                                                      5⤵
                                                                      • System Location Discovery: System Language Discovery
                                                                      • Suspicious behavior: EnumeratesProcesses
                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                      • Suspicious use of WriteProcessMemory
                                                                      PID:2964
                                                                • C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510N.exe
                                                                  "C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510N.exe"
                                                                  3⤵
                                                                  • Drops startup file
                                                                  • Adds Run key to start application
                                                                  • Suspicious use of SetThreadContext
                                                                  • System Location Discovery: System Language Discovery
                                                                  • Suspicious behavior: RenamesItself
                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                  PID:2700
                                                                  • C:\Windows\SysWOW64\svchost.exe
                                                                    "C:\Windows\system32\svchost.exe"
                                                                    4⤵
                                                                    • Enumerates connected drives
                                                                    • System Location Discovery: System Language Discovery
                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                    PID:1540
                                                                    • C:\Windows\SysWOW64\mspaint.exe
                                                                      "C:\Windows\system32\mspaint.exe"
                                                                      5⤵
                                                                      • Adds Run key to start application
                                                                      • Enumerates connected drives
                                                                      • Drops file in Windows directory
                                                                      • System Location Discovery: System Language Discovery
                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                      • Suspicious use of SetWindowsHookEx
                                                                      PID:2764
                                                                  • C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510N.exe
                                                                    "C:\Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510N.exe"
                                                                    4⤵
                                                                    • Suspicious behavior: EnumeratesProcesses
                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                    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

                                                              132KB

                                                              MD5

                                                              1b1998eda376d07efaced862eda9e12a

                                                              SHA1

                                                              ce16e49774c30a644e077645c2008833643aff5e

                                                              SHA256

                                                              4749d60233521cd832be587ad1f94cb0503bb08e0274f0978f0d2ce17e664670

                                                              SHA512

                                                              edb8ec6c5ce6925463b7187ea51740dbf2575d74af4672139f789cd978426c00a577103a97c4027f4cef8b086d5b85995b939d516480055f31f7b788e77c786d

                                                            • 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

                                                              129KB

                                                              MD5

                                                              95e02673993bf7e82d65953c7fa8b7bc

                                                              SHA1

                                                              3b7921fd75a088af339055dd12415f01d17b9a7a

                                                              SHA256

                                                              d54027bc73939fd002fc7d869128cf79b44ab8bc467d192c43aefba557b62806

                                                              SHA512

                                                              0140440e2eed620ed5791139e83c5ce5d28813cebbe9ec846c39c1461f03aeace4cbf136dde091753a614b0c7f354995ce1f4816401a574e98f153a15449713a

                                                            • \Users\Admin\AppData\Local\Temp\abfc874a90bfc092dc4eda51f6857740972e9a644019f8573276ab85566b9510Nmgr.exe

                                                              Filesize

                                                              59KB

                                                              MD5

                                                              a2140ffa40095f183b9391c0d3173462

                                                              SHA1

                                                              114f9b32c8c3b443bc6b6d136e5367160f04597d

                                                              SHA256

                                                              a816e9d9ac773fc178756269ac79c93f61c33b8f4c92fca08e89b1eb31fe2b53

                                                              SHA512

                                                              037ff28bb852c8ded8c8a980b65e32eaad8f6a3bd33fb122f097507bc4a756b4c34b8bc37ffa581ed21e29de21a84af279f5fc6cfecf87e5d4bd2bc955d4804b

                                                            • memory/2356-56-0x00000000002C0000-0x00000000002C1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2356-31-0x00000000002B0000-0x00000000002B1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2532-11-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2532-10-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2532-9-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2532-13-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2532-22-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2532-8-0x0000000000400000-0x0000000000421000-memory.dmp

                                                              Filesize

                                                              132KB

                                                            • memory/2536-47-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2536-33-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2536-43-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2536-51-0x0000000020010000-0x0000000020022000-memory.dmp

                                                              Filesize

                                                              72KB

                                                            • memory/2536-35-0x0000000000080000-0x0000000000081000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2964-71-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2964-68-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2964-58-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2964-74-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2964-73-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2964-72-0x00000000001B0000-0x00000000001B1000-memory.dmp

                                                              Filesize

                                                              4KB

                                                            • memory/2964-76-0x0000000020010000-0x000000002001B000-memory.dmp

                                                              Filesize

                                                              44KB

                                                            • memory/2964-75-0x00000000001C0000-0x00000000001C1000-memory.dmp

                                                              Filesize

                                                              4KB