sality | f7462da9ffe4521da7316b26060466faaa4983998512a233673e46185981bd48

Windows Service

T1543.003

Processes:

f76115f.exef760fe8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	f76115f.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:

f760fe8.exef76115f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76115f.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f76115f.exef760fe8.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f760fe8.exe

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

Processes:

resource	yara_rule
behavioral1/memory/1640-14-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-16-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-12-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-18-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-19-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-21-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-22-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-20-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-17-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-15-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-61-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-62-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-63-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-64-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-65-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-67-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-80-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-81-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-101-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-103-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-104-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-105-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/1640-141-0x0000000000680000-0x000000000173A000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2472-150-0x0000000000910000-0x00000000019CA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine
behavioral1/memory/2472-175-0x0000000000910000-0x00000000019CA000-memory.dmp	INDICATOR_EXE_Packed_SimplePolyEngine

UPX dump on OEP (original entry point) 29 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1640-14-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-16-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-12-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-18-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-19-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-21-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/2472-60-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/1640-22-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-20-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-17-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-15-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-61-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-62-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-63-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-64-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-65-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-67-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-80-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-81-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-101-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-103-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-104-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-105-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-141-0x0000000000680000-0x000000000173A000-memory.dmp	UPX
behavioral1/memory/1640-142-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2472-150-0x0000000000910000-0x00000000019CA000-memory.dmp	UPX
behavioral1/memory/2472-176-0x0000000000400000-0x0000000000412000-memory.dmp	UPX
behavioral1/memory/2472-175-0x0000000000910000-0x00000000019CA000-memory.dmp	UPX
behavioral1/memory/2460-180-0x0000000000400000-0x0000000000412000-memory.dmp	UPX

Executes dropped EXE 3 IoCs

Processes:

f760fe8.exef76115f.exef76310f.exe

pid process

1640 f760fe8.exe
2472 f76115f.exe
2460 f76310f.exe
Loads dropped DLL 6 IoCs

Processes:

rundll32.exe

pid process

1904 rundll32.exe
1904 rundll32.exe
1904 rundll32.exe
1904 rundll32.exe
1904 rundll32.exe
1904 rundll32.exe

pid	process
1640	f760fe8.exe
2472	f76115f.exe
2460	f76310f.exe

pid	process
1904	rundll32.exe
1904	rundll32.exe
1904	rundll32.exe
1904	rundll32.exe
1904	rundll32.exe
1904	rundll32.exe

UPX packed file 25 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1640-14-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-16-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-12-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-18-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-19-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-21-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-22-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-20-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-17-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-15-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-61-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-62-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-63-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-64-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-65-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-67-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-80-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-81-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-101-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-103-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-104-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-105-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/1640-141-0x0000000000680000-0x000000000173A000-memory.dmp	upx
behavioral1/memory/2472-150-0x0000000000910000-0x00000000019CA000-memory.dmp	upx
behavioral1/memory/2472-175-0x0000000000910000-0x00000000019CA000-memory.dmp	upx

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

f760fe8.exef76115f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f760fe8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	f76115f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	f76115f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	f76115f.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

Processes:

f760fe8.exef76115f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76115f.exe

Enumerates connected drives 3 TTPs 12 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:

f760fe8.exe

description	ioc	process
File opened (read-only)	\??\K:	f760fe8.exe
File opened (read-only)	\??\N:	f760fe8.exe
File opened (read-only)	\??\P:	f760fe8.exe
File opened (read-only)	\??\Q:	f760fe8.exe
File opened (read-only)	\??\E:	f760fe8.exe
File opened (read-only)	\??\G:	f760fe8.exe
File opened (read-only)	\??\H:	f760fe8.exe
File opened (read-only)	\??\I:	f760fe8.exe
File opened (read-only)	\??\J:	f760fe8.exe
File opened (read-only)	\??\L:	f760fe8.exe
File opened (read-only)	\??\M:	f760fe8.exe
File opened (read-only)	\??\O:	f760fe8.exe

Drops file in Windows directory 3 IoCs

Processes:

f760fe8.exef76115f.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	f760fe8.exe
File created	C:\Windows\f76601a	f76115f.exe
File created	C:\Windows\f761036	f760fe8.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

f760fe8.exef76115f.exe

pid process

1640 f760fe8.exe
1640 f760fe8.exe
2472 f76115f.exe

pid	process
1640	f760fe8.exe
1640	f760fe8.exe
2472	f76115f.exe

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

f760fe8.exef76115f.exe

description	pid	process
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	1640	f760fe8.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe
Token: SeDebugPrivilege	2472	f76115f.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

rundll32.exerundll32.exef760fe8.exef76115f.exe

description	pid	process	target process
PID 2424 wrote to memory of 1904	2424	rundll32.exe	rundll32.exe
PID 2424 wrote to memory of 1904	2424	rundll32.exe	rundll32.exe
PID 2424 wrote to memory of 1904	2424	rundll32.exe	rundll32.exe
PID 2424 wrote to memory of 1904	2424	rundll32.exe	rundll32.exe
PID 2424 wrote to memory of 1904	2424	rundll32.exe	rundll32.exe
PID 2424 wrote to memory of 1904	2424	rundll32.exe	rundll32.exe
PID 2424 wrote to memory of 1904	2424	rundll32.exe	rundll32.exe
PID 1904 wrote to memory of 1640	1904	rundll32.exe	f760fe8.exe
PID 1904 wrote to memory of 1640	1904	rundll32.exe	f760fe8.exe
PID 1904 wrote to memory of 1640	1904	rundll32.exe	f760fe8.exe
PID 1904 wrote to memory of 1640	1904	rundll32.exe	f760fe8.exe
PID 1640 wrote to memory of 1072	1640	f760fe8.exe	taskhost.exe
PID 1640 wrote to memory of 1104	1640	f760fe8.exe	Dwm.exe
PID 1640 wrote to memory of 1184	1640	f760fe8.exe	Explorer.EXE
PID 1640 wrote to memory of 340	1640	f760fe8.exe	DllHost.exe
PID 1640 wrote to memory of 2424	1640	f760fe8.exe	rundll32.exe
PID 1640 wrote to memory of 1904	1640	f760fe8.exe	rundll32.exe
PID 1640 wrote to memory of 1904	1640	f760fe8.exe	rundll32.exe
PID 1904 wrote to memory of 2472	1904	rundll32.exe	f76115f.exe
PID 1904 wrote to memory of 2472	1904	rundll32.exe	f76115f.exe
PID 1904 wrote to memory of 2472	1904	rundll32.exe	f76115f.exe
PID 1904 wrote to memory of 2472	1904	rundll32.exe	f76115f.exe
PID 1904 wrote to memory of 2460	1904	rundll32.exe	f76310f.exe
PID 1904 wrote to memory of 2460	1904	rundll32.exe	f76310f.exe
PID 1904 wrote to memory of 2460	1904	rundll32.exe	f76310f.exe
PID 1904 wrote to memory of 2460	1904	rundll32.exe	f76310f.exe
PID 1640 wrote to memory of 1072	1640	f760fe8.exe	taskhost.exe
PID 1640 wrote to memory of 1104	1640	f760fe8.exe	Dwm.exe
PID 1640 wrote to memory of 1184	1640	f760fe8.exe	Explorer.EXE
PID 1640 wrote to memory of 2472	1640	f760fe8.exe	f76115f.exe
PID 1640 wrote to memory of 2472	1640	f760fe8.exe	f76115f.exe
PID 1640 wrote to memory of 2460	1640	f760fe8.exe	f76310f.exe
PID 1640 wrote to memory of 2460	1640	f760fe8.exe	f76310f.exe
PID 2472 wrote to memory of 1072	2472	f76115f.exe	taskhost.exe
PID 2472 wrote to memory of 1104	2472	f76115f.exe	Dwm.exe
PID 2472 wrote to memory of 1184	2472	f76115f.exe	Explorer.EXE

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

f760fe8.exef76115f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f760fe8.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	f76115f.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7462da9ffe4521da7316b26060466faaa4983998512a233673e46185981bd48.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2424

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7462da9ffe4521da7316b26060466faaa4983998512a233673e46185981bd48.dll,#1
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1904

C:\Users\Admin\AppData\Local\Temp\f760fe8.exe
C:\Users\Admin\AppData\Local\Temp\f760fe8.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:1640

C:\Users\Admin\AppData\Local\Temp\f76115f.exe
C:\Users\Admin\AppData\Local\Temp\f76115f.exe
4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2472

C:\Users\Admin\AppData\Local\Temp\f76310f.exe
C:\Users\Admin\AppData\Local\Temp\f76310f.exe
4⤵
- Executes dropped EXE
PID:2460

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:340

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