sality | 4f92b85ae2a3e77427e610bf8e89fe321f956973b4a2558bbe1d83d41fc38fb5

Windows Service

T1543.003

Processes:

f760b66.exef762701.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f762701.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

Modify Registry

Processes:

f760b66.exef762701.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f762701.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f760b66.exef762701.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f762701.exe

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

Processes:

resource	yara_rule
behavioral1/memory/1252-13-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-11-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-14-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-21-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-16-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-17-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-20-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-19-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-15-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-18-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-62-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-61-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-63-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-65-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-64-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-67-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-68-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-81-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-84-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-85-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-104-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-105-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1252-151-0x0000000000590000-0x000000000164A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2352-164-0x0000000000990000-0x0000000001A4A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2352-202-0x0000000000990000-0x0000000001A4A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine

UPX dump on OEP (original entry point) 29 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1252-13-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-11-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-14-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-21-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-16-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-17-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-20-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-19-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-15-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/2920-60-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/1252-18-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-62-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-61-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-63-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-65-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-64-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-67-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-68-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-81-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-84-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-85-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-104-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-105-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/1252-147-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2920-152-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/1252-151-0x0000000000590000-0x000000000164A000-memory.dmp	UPX
behavioral1/memory/2352-164-0x0000000000990000-0x0000000001A4A000-memory.dmp	UPX
behavioral1/memory/2352-203-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2352-202-0x0000000000990000-0x0000000001A4A000-memory.dmp	UPX

Executes dropped EXE 3 IoCs

Processes:

f760b66.exef760cec.exef762701.exe

pid process

1252 f760b66.exe
2920 f760cec.exe
2352 f762701.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

1692 rundll32.exe
1692 rundll32.exe
1692 rundll32.exe
1692 rundll32.exe
1692 rundll32.exe
1692 rundll32.exe

pid	process
1252	f760b66.exe
2920	f760cec.exe
2352	f762701.exe

pid	process
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe

UPX packed file 25 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1252-13-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-11-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-14-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-21-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-16-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-17-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-20-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-19-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-15-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-18-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-62-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-61-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-63-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-65-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-64-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-67-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-68-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-81-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-84-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-85-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-104-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-105-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/1252-151-0x0000000000590000-0x000000000164A000-memory.dmp	upx
behavioral1/memory/2352-164-0x0000000000990000-0x0000000001A4A000-memory.dmp	upx
behavioral1/memory/2352-202-0x0000000000990000-0x0000000001A4A000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

f762701.exef760b66.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f760b66.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f762701.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f762701.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f760b66.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f760b66.exef762701.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f762701.exe

Enumerates connected drives 3 TTPs 17 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:

f760b66.exef762701.exe

description	ioc	process
File opened (read-only)	\??\G:	f760b66.exe
File opened (read-only)	\??\I:	f760b66.exe
File opened (read-only)	\??\L:	f760b66.exe
File opened (read-only)	\??\M:	f760b66.exe
File opened (read-only)	\??\N:	f760b66.exe
File opened (read-only)	\??\O:	f760b66.exe
File opened (read-only)	\??\Q:	f760b66.exe
File opened (read-only)	\??\E:	f762701.exe
File opened (read-only)	\??\P:	f760b66.exe
File opened (read-only)	\??\K:	f760b66.exe
File opened (read-only)	\??\S:	f760b66.exe
File opened (read-only)	\??\T:	f760b66.exe
File opened (read-only)	\??\G:	f762701.exe
File opened (read-only)	\??\E:	f760b66.exe
File opened (read-only)	\??\H:	f760b66.exe
File opened (read-only)	\??\J:	f760b66.exe
File opened (read-only)	\??\R:	f760b66.exe

Drops file in Windows directory 3 IoCs

Processes:

f760b66.exef762701.exe

description	ioc	process
File created	C:\Windows\f760ba4	f760b66.exe
File opened for modification	C:\Windows\SYSTEM.INI	f760b66.exe
File created	C:\Windows\f765bb7	f762701.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f760b66.exef762701.exe

pid process

1252 f760b66.exe
1252 f760b66.exe
2352 f762701.exe

pid	process
1252	f760b66.exe
1252	f760b66.exe
2352	f762701.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f760b66.exef762701.exe

description	pid	process
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	1252	f760b66.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe
Token: SeDebugPrivilege	2352	f762701.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef760b66.exef762701.exe

description	pid	process	target process
PID 2792 wrote to memory of 1692	2792	rundll32.exe	rundll32.exe
PID 2792 wrote to memory of 1692	2792	rundll32.exe	rundll32.exe
PID 2792 wrote to memory of 1692	2792	rundll32.exe	rundll32.exe
PID 2792 wrote to memory of 1692	2792	rundll32.exe	rundll32.exe
PID 2792 wrote to memory of 1692	2792	rundll32.exe	rundll32.exe
PID 2792 wrote to memory of 1692	2792	rundll32.exe	rundll32.exe
PID 2792 wrote to memory of 1692	2792	rundll32.exe	rundll32.exe
PID 1692 wrote to memory of 1252	1692	rundll32.exe	f760b66.exe
PID 1692 wrote to memory of 1252	1692	rundll32.exe	f760b66.exe
PID 1692 wrote to memory of 1252	1692	rundll32.exe	f760b66.exe
PID 1692 wrote to memory of 1252	1692	rundll32.exe	f760b66.exe
PID 1252 wrote to memory of 1112	1252	f760b66.exe	taskhost.exe
PID 1252 wrote to memory of 1168	1252	f760b66.exe	Dwm.exe
PID 1252 wrote to memory of 1196	1252	f760b66.exe	Explorer.EXE
PID 1252 wrote to memory of 884	1252	f760b66.exe	DllHost.exe
PID 1252 wrote to memory of 2792	1252	f760b66.exe	rundll32.exe
PID 1252 wrote to memory of 1692	1252	f760b66.exe	rundll32.exe
PID 1252 wrote to memory of 1692	1252	f760b66.exe	rundll32.exe
PID 1692 wrote to memory of 2920	1692	rundll32.exe	f760cec.exe
PID 1692 wrote to memory of 2920	1692	rundll32.exe	f760cec.exe
PID 1692 wrote to memory of 2920	1692	rundll32.exe	f760cec.exe
PID 1692 wrote to memory of 2920	1692	rundll32.exe	f760cec.exe
PID 1692 wrote to memory of 2352	1692	rundll32.exe	f762701.exe
PID 1692 wrote to memory of 2352	1692	rundll32.exe	f762701.exe
PID 1692 wrote to memory of 2352	1692	rundll32.exe	f762701.exe
PID 1692 wrote to memory of 2352	1692	rundll32.exe	f762701.exe
PID 1252 wrote to memory of 1112	1252	f760b66.exe	taskhost.exe
PID 1252 wrote to memory of 1168	1252	f760b66.exe	Dwm.exe
PID 1252 wrote to memory of 1196	1252	f760b66.exe	Explorer.EXE
PID 1252 wrote to memory of 2920	1252	f760b66.exe	f760cec.exe
PID 1252 wrote to memory of 2920	1252	f760b66.exe	f760cec.exe
PID 1252 wrote to memory of 2352	1252	f760b66.exe	f762701.exe
PID 1252 wrote to memory of 2352	1252	f760b66.exe	f762701.exe
PID 2352 wrote to memory of 1112	2352	f762701.exe	taskhost.exe
PID 2352 wrote to memory of 1168	2352	f762701.exe	Dwm.exe
PID 2352 wrote to memory of 1196	2352	f762701.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f760b66.exef762701.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f760b66.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f762701.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f92b85ae2a3e77427e610bf8e89fe321f956973b4a2558bbe1d83d41fc38fb5.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2792

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f92b85ae2a3e77427e610bf8e89fe321f956973b4a2558bbe1d83d41fc38fb5.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1692

C:\Users\Admin\AppData\Local\Temp\f760b66.exe
C:\Users\Admin\AppData\Local\Temp\f760b66.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:1252

C:\Users\Admin\AppData\Local\Temp\f760cec.exe
C:\Users\Admin\AppData\Local\Temp\f760cec.exe
4⤵
- Executes dropped EXE
PID:2920

C:\Users\Admin\AppData\Local\Temp\f762701.exe
C:\Users\Admin\AppData\Local\Temp\f762701.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:2352

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:884

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Modify Registry

5

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

3

T1562

Disable or Modify Tools

3

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

T1012

Peripheral Device Discovery