sality | a30674c2465b992c135356f85517385e448db2fe6a82067d17a964d459020196

Windows Service

T1543.003

Processes:

f763295.exef764e10.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f763295.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:

f763295.exef764e10.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f764e10.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f763295.exef764e10.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f764e10.exe

Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 26 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2840-14-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-15-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-19-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-18-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-21-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-22-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-20-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-17-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-16-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-23-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-60-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-61-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-62-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-64-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-63-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-66-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-78-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-79-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-82-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-83-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-102-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-105-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-116-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2840-144-0x00000000006B0000-0x000000000176A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1992-161-0x0000000000940000-0x00000000019FA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1992-198-0x0000000000940000-0x00000000019FA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine

UPX dump on OEP (original entry point) 29 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2840-14-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-15-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-19-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-18-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-21-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-22-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-20-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-17-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-16-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-23-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-60-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-61-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-62-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-64-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-63-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-66-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-78-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-79-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-82-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-83-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-102-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-105-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-116-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2840-145-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2840-144-0x00000000006B0000-0x000000000176A000-memory.dmp	UPX
behavioral1/memory/2980-149-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/1992-161-0x0000000000940000-0x00000000019FA000-memory.dmp	UPX
behavioral1/memory/1992-197-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/1992-198-0x0000000000940000-0x00000000019FA000-memory.dmp	UPX

Executes dropped EXE 3 IoCs

Processes:

f763295.exef76360e.exef764e10.exe

pid process

2840 f763295.exe
2980 f76360e.exe
1992 f764e10.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

2964 rundll32.exe
2964 rundll32.exe
2964 rundll32.exe
2964 rundll32.exe
2964 rundll32.exe
2964 rundll32.exe

pid	process
2840	f763295.exe
2980	f76360e.exe
1992	f764e10.exe

pid	process
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe
2964	rundll32.exe

UPX packed file 26 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2840-14-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-15-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-19-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-18-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-21-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-22-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-20-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-17-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-16-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-23-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-60-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-61-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-62-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-64-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-63-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-66-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-78-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-79-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-82-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-83-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-102-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-105-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-116-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/2840-144-0x00000000006B0000-0x000000000176A000-memory.dmp	upx
behavioral1/memory/1992-161-0x0000000000940000-0x00000000019FA000-memory.dmp	upx
behavioral1/memory/1992-198-0x0000000000940000-0x00000000019FA000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f763295.exef764e10.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f763295.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f764e10.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f764e10.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f764e10.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f763295.exef764e10.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f764e10.exe

Enumerates connected drives 3 TTPs 15 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:

f763295.exef764e10.exe

description	ioc	process
File opened (read-only)	\??\G:	f763295.exe
File opened (read-only)	\??\I:	f763295.exe
File opened (read-only)	\??\O:	f763295.exe
File opened (read-only)	\??\J:	f763295.exe
File opened (read-only)	\??\P:	f763295.exe
File opened (read-only)	\??\Q:	f763295.exe
File opened (read-only)	\??\E:	f764e10.exe
File opened (read-only)	\??\M:	f763295.exe
File opened (read-only)	\??\N:	f763295.exe
File opened (read-only)	\??\R:	f763295.exe
File opened (read-only)	\??\S:	f763295.exe
File opened (read-only)	\??\E:	f763295.exe
File opened (read-only)	\??\H:	f763295.exe
File opened (read-only)	\??\K:	f763295.exe
File opened (read-only)	\??\L:	f763295.exe

Drops file in Windows directory 3 IoCs

Processes:

f763295.exef764e10.exe

description	ioc	process
File created	C:\Windows\f763321	f763295.exe
File opened for modification	C:\Windows\SYSTEM.INI	f763295.exe
File created	C:\Windows\f768556	f764e10.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f763295.exef764e10.exe

pid process

2840 f763295.exe
2840 f763295.exe
1992 f764e10.exe

pid	process
2840	f763295.exe
2840	f763295.exe
1992	f764e10.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f763295.exef764e10.exe

description	pid	process
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	2840	f763295.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe
Token: SeDebugPrivilege	1992	f764e10.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef763295.exef764e10.exe

description	pid	process	target process
PID 1888 wrote to memory of 2964	1888	rundll32.exe	rundll32.exe
PID 1888 wrote to memory of 2964	1888	rundll32.exe	rundll32.exe
PID 1888 wrote to memory of 2964	1888	rundll32.exe	rundll32.exe
PID 1888 wrote to memory of 2964	1888	rundll32.exe	rundll32.exe
PID 1888 wrote to memory of 2964	1888	rundll32.exe	rundll32.exe
PID 1888 wrote to memory of 2964	1888	rundll32.exe	rundll32.exe
PID 1888 wrote to memory of 2964	1888	rundll32.exe	rundll32.exe
PID 2964 wrote to memory of 2840	2964	rundll32.exe	f763295.exe
PID 2964 wrote to memory of 2840	2964	rundll32.exe	f763295.exe
PID 2964 wrote to memory of 2840	2964	rundll32.exe	f763295.exe
PID 2964 wrote to memory of 2840	2964	rundll32.exe	f763295.exe
PID 2840 wrote to memory of 1120	2840	f763295.exe	taskhost.exe
PID 2840 wrote to memory of 1164	2840	f763295.exe	Dwm.exe
PID 2840 wrote to memory of 1200	2840	f763295.exe	Explorer.EXE
PID 2840 wrote to memory of 1596	2840	f763295.exe	DllHost.exe
PID 2840 wrote to memory of 1888	2840	f763295.exe	rundll32.exe
PID 2840 wrote to memory of 2964	2840	f763295.exe	rundll32.exe
PID 2840 wrote to memory of 2964	2840	f763295.exe	rundll32.exe
PID 2964 wrote to memory of 2980	2964	rundll32.exe	f76360e.exe
PID 2964 wrote to memory of 2980	2964	rundll32.exe	f76360e.exe
PID 2964 wrote to memory of 2980	2964	rundll32.exe	f76360e.exe
PID 2964 wrote to memory of 2980	2964	rundll32.exe	f76360e.exe
PID 2964 wrote to memory of 1992	2964	rundll32.exe	f764e10.exe
PID 2964 wrote to memory of 1992	2964	rundll32.exe	f764e10.exe
PID 2964 wrote to memory of 1992	2964	rundll32.exe	f764e10.exe
PID 2964 wrote to memory of 1992	2964	rundll32.exe	f764e10.exe
PID 2840 wrote to memory of 1120	2840	f763295.exe	taskhost.exe
PID 2840 wrote to memory of 1164	2840	f763295.exe	Dwm.exe
PID 2840 wrote to memory of 1200	2840	f763295.exe	Explorer.EXE
PID 2840 wrote to memory of 2980	2840	f763295.exe	f76360e.exe
PID 2840 wrote to memory of 2980	2840	f763295.exe	f76360e.exe
PID 2840 wrote to memory of 1992	2840	f763295.exe	f764e10.exe
PID 2840 wrote to memory of 1992	2840	f763295.exe	f764e10.exe
PID 1992 wrote to memory of 1120	1992	f764e10.exe	taskhost.exe
PID 1992 wrote to memory of 1164	1992	f764e10.exe	Dwm.exe
PID 1992 wrote to memory of 1200	1992	f764e10.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f763295.exef764e10.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f763295.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f764e10.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a30674c2465b992c135356f85517385e448db2fe6a82067d17a964d459020196.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a30674c2465b992c135356f85517385e448db2fe6a82067d17a964d459020196.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2964

C:\Users\Admin\AppData\Local\Temp\f763295.exe
C:\Users\Admin\AppData\Local\Temp\f763295.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:2840

C:\Users\Admin\AppData\Local\Temp\f76360e.exe
C:\Users\Admin\AppData\Local\Temp\f76360e.exe
4⤵
- Executes dropped EXE
PID:2980

C:\Users\Admin\AppData\Local\Temp\f764e10.exe
C:\Users\Admin\AppData\Local\Temp\f764e10.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:1992

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1596

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