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Analysis

  • max time kernel
    140s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    10/01/2024, 21:46

General

  • Target

    51b403a697ce08a116160705495eeb24.exe

  • Size

    329KB

  • MD5

    51b403a697ce08a116160705495eeb24

  • SHA1

    7aaf9daedd0b15ef209a747bf1a21608ab0411d2

  • SHA256

    4770469236c17651d1842cc36004bc13ff8aa6fd658cdd6ebc0aa45de15a94bc

  • SHA512

    b3f9a34ceedd9f712749a5169004069295b13afaabadefbf6ae137aa3bed04fa4ae2c32d1a8f2b00715c42f641cd39649002e599e6595a9ed242069ae356b0c7

  • SSDEEP

    6144:Ph3Cy0seF78sWog3r3HHuEZ20BuMpZd9nVW5GJZ2tNYLj8MfsICENSDp+M:pwpF7gbXuEZ2DMpRVzYKj86sIvNS

Score
6/10

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:484
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalService
      1⤵
        PID:992
      • C:\Windows\system32\sppsvc.exe
        C:\Windows\system32\sppsvc.exe
        1⤵
          PID:2472
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
          1⤵
            PID:2148
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:2520
            • C:\Windows\Explorer.EXE
              C:\Windows\Explorer.EXE
              1⤵
                PID:1404
                • C:\Users\Admin\AppData\Local\Temp\51b403a697ce08a116160705495eeb24.exe
                  "C:\Users\Admin\AppData\Local\Temp\51b403a697ce08a116160705495eeb24.exe"
                  2⤵
                  • Writes to the Master Boot Record (MBR)
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: MapViewOfSection
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:1988
              • C:\Windows\system32\Dwm.exe
                "C:\Windows\system32\Dwm.exe"
                1⤵
                  PID:1340
                • C:\Windows\system32\taskhost.exe
                  "taskhost.exe"
                  1⤵
                    PID:1256
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                    1⤵
                      PID:620
                    • C:\Windows\System32\spoolsv.exe
                      C:\Windows\System32\spoolsv.exe
                      1⤵
                        PID:108
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k NetworkService
                        1⤵
                          PID:300
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          1⤵
                            PID:832
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                            1⤵
                              PID:804
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                              1⤵
                                PID:740
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k RPCSS
                                1⤵
                                  PID:680
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k DcomLaunch
                                  1⤵
                                    PID:604
                                  • C:\Windows\system32\lsm.exe
                                    C:\Windows\system32\lsm.exe
                                    1⤵
                                      PID:492
                                    • C:\Windows\system32\services.exe
                                      C:\Windows\system32\services.exe
                                      1⤵
                                        PID:468
                                      • C:\Windows\system32\winlogon.exe
                                        winlogon.exe
                                        1⤵
                                          PID:424
                                        • 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:388
                                          • C:\Windows\system32\wininit.exe
                                            wininit.exe
                                            1⤵
                                              PID:372

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • memory/1988-0-0x0000000000400000-0x00000000004D9000-memory.dmp

                                              Filesize

                                              868KB

                                            • memory/1988-2-0x0000000077C9F000-0x0000000077CA0000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1988-1-0x0000000077CA0000-0x0000000077CA1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1988-4-0x0000000077C80000-0x0000000077E00000-memory.dmp

                                              Filesize

                                              1.5MB

                                            • memory/1988-5-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-6-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-8-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-10-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-11-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-13-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-14-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-16-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-18-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-19-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-21-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-23-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-25-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-26-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-24-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-22-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-20-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-17-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-15-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-12-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-9-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-27-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-28-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-30-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-32-0x00000000004E0000-0x00000000004E1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1988-33-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1988-31-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-29-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-34-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-35-0x0000000000400000-0x00000000004D9000-memory.dmp

                                              Filesize

                                              868KB

                                            • memory/1988-37-0x0000000077C80000-0x0000000077E00000-memory.dmp

                                              Filesize

                                              1.5MB

                                            • memory/1988-38-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-39-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-40-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-43-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-44-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-46-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-48-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-50-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-51-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-52-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-54-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-55-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-57-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-56-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-53-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-49-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-47-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-45-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-42-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-41-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-58-0x0000000001FD0000-0x0000000002010000-memory.dmp

                                              Filesize

                                              256KB

                                            • memory/1988-66-0x0000000000400000-0x00000000004D9000-memory.dmp

                                              Filesize

                                              868KB

                                            • memory/1988-69-0x0000000000400000-0x00000000004D9000-memory.dmp

                                              Filesize

                                              868KB