Analysis

  • max time kernel
    48s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 21:30

General

  • Target

    368d5f82c98b1c39f7b7d31825c1fd00a74eef759ab76e6eced060c7aa70967f.exe

  • Size

    60KB

  • MD5

    907f966f85a7a987ec594cfe24fa3b15

  • SHA1

    eecf362edc4bd986d98cc5f1bae0c877d732f903

  • SHA256

    368d5f82c98b1c39f7b7d31825c1fd00a74eef759ab76e6eced060c7aa70967f

  • SHA512

    6168655318fc9ec664db00fe3efaa8bb41af8f8092c358ce414c31bf415ccf8e31897956ad6ce617edb22747f060e95ffcef9c2b3321fe5a363f8c5be3417a10

  • SSDEEP

    1536:4yZ1sdxlFnqMuxsvV9gJYHLl7/1RNhS89mna:p1+xqzqbgJQLl9RNhSG

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:480
    • C:\Windows\system32\services.exe
      C:\Windows\system32\services.exe
      1⤵
        PID:464
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
          2⤵
            PID:800
            • C:\Windows\system32\Dwm.exe
              "C:\Windows\system32\Dwm.exe"
              3⤵
                PID:1184
            • C:\Windows\system32\sppsvc.exe
              C:\Windows\system32\sppsvc.exe
              2⤵
                PID:308
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                2⤵
                  PID:1748
                • C:\Windows\system32\taskhost.exe
                  "taskhost.exe"
                  2⤵
                    PID:1124
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                    2⤵
                      PID:1044
                    • C:\Windows\System32\spoolsv.exe
                      C:\Windows\System32\spoolsv.exe
                      2⤵
                        PID:864
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k NetworkService
                        2⤵
                          PID:300
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          2⤵
                            PID:868
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalService
                            2⤵
                              PID:844
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                              2⤵
                                PID:752
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k RPCSS
                                2⤵
                                  PID:664
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k DcomLaunch
                                  2⤵
                                    PID:588
                                • C:\Windows\Explorer.EXE
                                  C:\Windows\Explorer.EXE
                                  1⤵
                                    PID:1240
                                    • C:\Users\Admin\AppData\Local\Temp\368d5f82c98b1c39f7b7d31825c1fd00a74eef759ab76e6eced060c7aa70967f.exe
                                      "C:\Users\Admin\AppData\Local\Temp\368d5f82c98b1c39f7b7d31825c1fd00a74eef759ab76e6eced060c7aa70967f.exe"
                                      2⤵
                                      • Modifies firewall policy service
                                      • Drops startup file
                                      • Adds Run key to start application
                                      • Drops file in System32 directory
                                      • Suspicious behavior: EnumeratesProcesses
                                      • Suspicious behavior: MapViewOfSection
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious use of WriteProcessMemory
                                      PID:1376
                                  • C:\Windows\system32\lsm.exe
                                    C:\Windows\system32\lsm.exe
                                    1⤵
                                      PID:488
                                    • C:\Windows\system32\winlogon.exe
                                      winlogon.exe
                                      1⤵
                                        PID:420
                                      • 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:380
                                        • C:\Windows\system32\wininit.exe
                                          wininit.exe
                                          1⤵
                                            PID:372

                                          Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

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                                                Downloads

                                                • memory/1376-54-0x0000000075091000-0x0000000075093000-memory.dmp

                                                  Filesize

                                                  8KB

                                                • memory/1376-55-0x0000000000400000-0x0000000000421000-memory.dmp

                                                  Filesize

                                                  132KB

                                                • memory/1376-56-0x0000000000400000-0x0000000000421000-memory.dmp

                                                  Filesize

                                                  132KB