Analysis

  • max time kernel
    77s
  • max time network
    80s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2022, 03:32

General

  • Target

    ce943e0a7612b9bb1b53901f9796ef7479ce3ab88f8b34ab857a2fc130803ac6.exe

  • Size

    547KB

  • MD5

    7647b88e9be20d408f71ddd6ace870a0

  • SHA1

    cc0abfcde5e77b2fdfa1a2b0000dd9bdb32b932c

  • SHA256

    ce943e0a7612b9bb1b53901f9796ef7479ce3ab88f8b34ab857a2fc130803ac6

  • SHA512

    e681900e66a0b279e2fc2d1aae52cda6ba57b424bf94130ee8f1c054f6aba68e87267dd274fe6105ec671d8ff4a6425d7ba108d9d67e71c4a1b43b3befef8bcb

  • SSDEEP

    6144:QJTDEpULgU8L94jDV9U1woU8LSHP0x8Taj9B76EEM:KDEpUE9QDV9U11Sg8

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • Drops file in System32 directory 3 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 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 LocalServiceNetworkRestricted
          2⤵
            PID:752
          • C:\Windows\System32\spoolsv.exe
            C:\Windows\System32\spoolsv.exe
            2⤵
              PID:836
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
              2⤵
                PID:1788
              • C:\Windows\system32\sppsvc.exe
                C:\Windows\system32\sppsvc.exe
                2⤵
                  PID:1656
                • C:\Windows\system32\taskhost.exe
                  "taskhost.exe"
                  2⤵
                    PID:1108
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                    2⤵
                      PID:1080
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k NetworkService
                      2⤵
                        PID:340
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k netsvcs
                        2⤵
                          PID:884
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalService
                          2⤵
                            PID:840
                          • 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 RPCSS
                              2⤵
                                PID:668
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k DcomLaunch
                                2⤵
                                  PID:592
                              • 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:384
                                  • C:\Windows\system32\wininit.exe
                                    wininit.exe
                                    1⤵
                                      PID:372
                                      • C:\Windows\system32\lsm.exe
                                        C:\Windows\system32\lsm.exe
                                        2⤵
                                          PID:488
                                      • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                                        wmiadap.exe /F /T /R
                                        1⤵
                                          PID:2012
                                        • C:\Windows\Explorer.EXE
                                          C:\Windows\Explorer.EXE
                                          1⤵
                                            PID:1192
                                            • C:\Users\Admin\AppData\Local\Temp\ce943e0a7612b9bb1b53901f9796ef7479ce3ab88f8b34ab857a2fc130803ac6.exe
                                              "C:\Users\Admin\AppData\Local\Temp\ce943e0a7612b9bb1b53901f9796ef7479ce3ab88f8b34ab857a2fc130803ac6.exe"
                                              2⤵
                                              • Adds Run key to start application
                                              • Enumerates connected drives
                                              • Drops file in System32 directory
                                              • Suspicious use of AdjustPrivilegeToken
                                              • Suspicious use of WriteProcessMemory
                                              PID:1388
                                              • C:\Users\Admin\AppData\Local\Temp\ce943e0a7612b9bb1b53901f9796ef7479ce3ab88f8b34ab857a2fc130803ac6.exe
                                                "C:\Users\Admin\AppData\Local\Temp\ce943e0a7612b9bb1b53901f9796ef7479ce3ab88f8b34ab857a2fc130803ac6.exe"
                                                3⤵
                                                • Suspicious behavior: EnumeratesProcesses
                                                • Suspicious behavior: MapViewOfSection
                                                • Suspicious use of AdjustPrivilegeToken
                                                • Suspicious use of WriteProcessMemory
                                                PID:1188
                                          • C:\Windows\system32\Dwm.exe
                                            "C:\Windows\system32\Dwm.exe"
                                            1⤵
                                              PID:1168

                                            Network

                                            MITRE ATT&CK Enterprise v6

                                            Replay Monitor

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                                            Downloads

                                            • memory/1188-61-0x0000000000400000-0x00000000004C0000-memory.dmp

                                              Filesize

                                              768KB

                                            • memory/1192-57-0x0000000002A60000-0x0000000002A61000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1388-54-0x0000000075711000-0x0000000075713000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1388-59-0x0000000000400000-0x00000000004C0000-memory.dmp

                                              Filesize

                                              768KB

                                            • memory/1388-60-0x0000000001DD0000-0x0000000001E90000-memory.dmp

                                              Filesize

                                              768KB

                                            • memory/1388-62-0x000000007EFA0000-0x000000007EFA8000-memory.dmp

                                              Filesize

                                              32KB

                                            • memory/1388-63-0x0000000000400000-0x00000000004C0000-memory.dmp

                                              Filesize

                                              768KB

                                            • memory/1388-64-0x000000007EFA0000-0x000000007EFA8000-memory.dmp

                                              Filesize

                                              32KB