sality | 17b015a139a4a6c7d8aaa1ce1ee2ee95d1d03bcc05b384e956cc7a8a8dcad1ab

Windows Service

T1543.003

Processes:

f761999.exef763514.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f763514.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f761999.exef763514.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763514.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f761999.exef763514.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763514.exe

Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 25 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2108-13-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-15-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-16-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-17-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-20-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-23-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-26-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-30-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-46-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-52-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-58-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-59-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-60-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-61-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-62-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-64-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-78-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-79-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-81-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-83-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-85-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-105-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2108-151-0x0000000000620000-0x00000000016DA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2464-155-0x0000000000970000-0x0000000001A2A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2464-195-0x0000000000970000-0x0000000001A2A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine

UPX dump on OEP (original entry point) 30 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2108-12-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2108-13-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-15-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-16-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-17-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-20-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-23-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-26-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-30-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-46-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-52-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2556-53-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2108-58-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-59-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-60-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-61-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-62-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-64-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2464-76-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2108-78-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-79-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-81-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-83-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-85-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-105-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2108-150-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2108-151-0x0000000000620000-0x00000000016DA000-memory.dmp	UPX
behavioral1/memory/2464-155-0x0000000000970000-0x0000000001A2A000-memory.dmp	UPX
behavioral1/memory/2464-194-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2464-195-0x0000000000970000-0x0000000001A2A000-memory.dmp	UPX

Executes dropped EXE 3 IoCs

Processes:

f761999.exef761e79.exef763514.exe

pid process

2108 f761999.exe
2556 f761e79.exe
2464 f763514.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

3024 rundll32.exe
3024 rundll32.exe
3024 rundll32.exe
3024 rundll32.exe
3024 rundll32.exe
3024 rundll32.exe

pid	process
2108	f761999.exe
2556	f761e79.exe
2464	f763514.exe

pid	process
3024	rundll32.exe
3024	rundll32.exe
3024	rundll32.exe
3024	rundll32.exe
3024	rundll32.exe
3024	rundll32.exe

UPX packed file 25 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2108-13-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-15-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-16-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-17-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-20-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-23-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-26-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-30-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-46-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-52-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-58-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-59-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-60-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-61-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-62-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-64-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-78-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-79-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-81-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-83-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-85-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-105-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2108-151-0x0000000000620000-0x00000000016DA000-memory.dmp	upx
behavioral1/memory/2464-155-0x0000000000970000-0x0000000001A2A000-memory.dmp	upx
behavioral1/memory/2464-195-0x0000000000970000-0x0000000001A2A000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f763514.exef761999.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f761999.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763514.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f763514.exef761999.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763514.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761999.exe

Enumerates connected drives 3 TTPs 14 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

f761999.exef763514.exe

description	ioc	process
File opened (read-only)	\??\L:	f761999.exe
File opened (read-only)	\??\N:	f761999.exe
File opened (read-only)	\??\Q:	f761999.exe
File opened (read-only)	\??\E:	f761999.exe
File opened (read-only)	\??\H:	f761999.exe
File opened (read-only)	\??\K:	f761999.exe
File opened (read-only)	\??\P:	f761999.exe
File opened (read-only)	\??\J:	f761999.exe
File opened (read-only)	\??\M:	f761999.exe
File opened (read-only)	\??\O:	f761999.exe
File opened (read-only)	\??\G:	f761999.exe
File opened (read-only)	\??\I:	f761999.exe
File opened (read-only)	\??\R:	f761999.exe
File opened (read-only)	\??\E:	f763514.exe

Drops file in Windows directory 3 IoCs

Processes:

f761999.exef763514.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	f761999.exe
File created	C:\Windows\f7671c6	f763514.exe
File created	C:\Windows\f761a25	f761999.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f761999.exef763514.exe

pid process

2108 f761999.exe
2108 f761999.exe
2464 f763514.exe

pid	process
2108	f761999.exe
2108	f761999.exe
2464	f763514.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f761999.exef763514.exe

description	pid	process
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2108	f761999.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe
Token: SeDebugPrivilege	2464	f763514.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef761999.exef763514.exe

description	pid	process	target process
PID 1848 wrote to memory of 3024	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 3024	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 3024	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 3024	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 3024	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 3024	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 3024	1848	rundll32.exe	rundll32.exe
PID 3024 wrote to memory of 2108	3024	rundll32.exe	f761999.exe
PID 3024 wrote to memory of 2108	3024	rundll32.exe	f761999.exe
PID 3024 wrote to memory of 2108	3024	rundll32.exe	f761999.exe
PID 3024 wrote to memory of 2108	3024	rundll32.exe	f761999.exe
PID 2108 wrote to memory of 1260	2108	f761999.exe	taskhost.exe
PID 2108 wrote to memory of 1332	2108	f761999.exe	Dwm.exe
PID 2108 wrote to memory of 1368	2108	f761999.exe	Explorer.EXE
PID 2108 wrote to memory of 2200	2108	f761999.exe	DllHost.exe
PID 2108 wrote to memory of 1848	2108	f761999.exe	rundll32.exe
PID 2108 wrote to memory of 3024	2108	f761999.exe	rundll32.exe
PID 2108 wrote to memory of 3024	2108	f761999.exe	rundll32.exe
PID 3024 wrote to memory of 2556	3024	rundll32.exe	f761e79.exe
PID 3024 wrote to memory of 2556	3024	rundll32.exe	f761e79.exe
PID 3024 wrote to memory of 2556	3024	rundll32.exe	f761e79.exe
PID 3024 wrote to memory of 2556	3024	rundll32.exe	f761e79.exe
PID 3024 wrote to memory of 2464	3024	rundll32.exe	f763514.exe
PID 3024 wrote to memory of 2464	3024	rundll32.exe	f763514.exe
PID 3024 wrote to memory of 2464	3024	rundll32.exe	f763514.exe
PID 3024 wrote to memory of 2464	3024	rundll32.exe	f763514.exe
PID 2108 wrote to memory of 1260	2108	f761999.exe	taskhost.exe
PID 2108 wrote to memory of 1332	2108	f761999.exe	Dwm.exe
PID 2108 wrote to memory of 1368	2108	f761999.exe	Explorer.EXE
PID 2108 wrote to memory of 2556	2108	f761999.exe	f761e79.exe
PID 2108 wrote to memory of 2556	2108	f761999.exe	f761e79.exe
PID 2108 wrote to memory of 2464	2108	f761999.exe	f763514.exe
PID 2108 wrote to memory of 2464	2108	f761999.exe	f763514.exe
PID 2464 wrote to memory of 1260	2464	f763514.exe	taskhost.exe
PID 2464 wrote to memory of 1332	2464	f763514.exe	Dwm.exe
PID 2464 wrote to memory of 1368	2464	f763514.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f761999.exef763514.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f761999.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763514.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1260

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1332

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1368

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\17b015a139a4a6c7d8aaa1ce1ee2ee95d1d03bcc05b384e956cc7a8a8dcad1ab.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1848

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\17b015a139a4a6c7d8aaa1ce1ee2ee95d1d03bcc05b384e956cc7a8a8dcad1ab.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3024

C:\Users\Admin\AppData\Local\Temp\f761999.exe
C:\Users\Admin\AppData\Local\Temp\f761999.exe
4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2108

C:\Users\Admin\AppData\Local\Temp\f761e79.exe
C:\Users\Admin\AppData\Local\Temp\f761e79.exe
4⤵
- Executes dropped EXE
PID:2556

C:\Users\Admin\AppData\Local\Temp\f763514.exe
C:\Users\Admin\AppData\Local\Temp\f763514.exe
4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2464

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2200

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control