Analysis

  • max time kernel
    22s
  • max time network
    62s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 01:59

General

  • Target

    b432a8afb4ebd0ea8e0e1361cbf544e15d615bd8ced4e5d092713c73c0ec3dfe.exe

  • Size

    76KB

  • MD5

    074608d3a13e24525700cc3e971e885b

  • SHA1

    587a28b545ac7f626f31091a6411621b2b441dbb

  • SHA256

    b432a8afb4ebd0ea8e0e1361cbf544e15d615bd8ced4e5d092713c73c0ec3dfe

  • SHA512

    e7eb0aa7fbe2a71fc3bd0ed6b66ecd8396db4d613e670444723f4247f8777be6af92db9facc52b0a6a3d85b4f33dc51e342a840e51bae6ed3995eb88a5117160

  • SSDEEP

    1536:dowd1JtPIs+I0gtAcHBqHXKmn5lUF83RIK+d:2wd1Jt7tAcHBqHXn5lUF8uK

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:476
    • C:\Windows\system32\services.exe
      C:\Windows\system32\services.exe
      1⤵
        PID:468
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k NetworkService
          2⤵
            PID:328
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
            2⤵
              PID:800
            • C:\Windows\system32\sppsvc.exe
              C:\Windows\system32\sppsvc.exe
              2⤵
                PID:960
              • C:\Windows\system32\taskhost.exe
                "taskhost.exe"
                2⤵
                  PID:1256
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                  2⤵
                    PID:1040
                  • C:\Windows\System32\spoolsv.exe
                    C:\Windows\System32\spoolsv.exe
                    2⤵
                      PID:308
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k netsvcs
                      2⤵
                        PID:876
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalService
                        2⤵
                          PID:852
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                          2⤵
                            PID:804
                          • C:\Windows\System32\svchost.exe
                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                            2⤵
                              PID:740
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k RPCSS
                              2⤵
                                PID:676
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k DcomLaunch
                                2⤵
                                  PID:592
                              • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                                wmiadap.exe /F /T /R
                                1⤵
                                  PID:1928
                                • C:\Windows\Explorer.EXE
                                  C:\Windows\Explorer.EXE
                                  1⤵
                                    PID:1384
                                    • C:\Users\Admin\AppData\Local\Temp\b432a8afb4ebd0ea8e0e1361cbf544e15d615bd8ced4e5d092713c73c0ec3dfe.exe
                                      "C:\Users\Admin\AppData\Local\Temp\b432a8afb4ebd0ea8e0e1361cbf544e15d615bd8ced4e5d092713c73c0ec3dfe.exe"
                                      2⤵
                                      • Drops file in Windows directory
                                      • Suspicious behavior: EnumeratesProcesses
                                      • Suspicious behavior: MapViewOfSection
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious use of WriteProcessMemory
                                      PID:1900
                                  • C:\Windows\system32\Dwm.exe
                                    "C:\Windows\system32\Dwm.exe"
                                    1⤵
                                      PID:1340
                                    • C:\Windows\system32\lsm.exe
                                      C:\Windows\system32\lsm.exe
                                      1⤵
                                        PID:484
                                      • C:\Windows\system32\winlogon.exe
                                        winlogon.exe
                                        1⤵
                                          PID:420
                                        • C:\Windows\system32\wininit.exe
                                          wininit.exe
                                          1⤵
                                            PID:380
                                          • 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:372

                                            Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

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                                            Downloads

                                            • memory/1900-54-0x0000000076401000-0x0000000076403000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1900-55-0x0000000000400000-0x0000000000413000-memory.dmp

                                              Filesize

                                              76KB