504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8

Modify Registry

Processes:

tthqweogpu.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	tthqweogpu.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

Modify Registry

Processes:

tthqweogpu.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	tthqweogpu.exe

Windows security bypass 2 TTPs 5 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

Processes:

tthqweogpu.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	tthqweogpu.exe

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

tthqweogpu.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	tthqweogpu.exe

Executes dropped EXE 5 IoCs

Processes:

tthqweogpu.exebdlmxuuqjhczlzx.exeukmyluld.exebsocdapwauxdg.exeukmyluld.exe

pid process

1272 tthqweogpu.exe
3532 bdlmxuuqjhczlzx.exe
2708 ukmyluld.exe
4928 bsocdapwauxdg.exe
4900 ukmyluld.exe

pid	process
1272	tthqweogpu.exe
3532	bdlmxuuqjhczlzx.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
4900	ukmyluld.exe

UPX packed file 22 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2236-132-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
C:\Windows\SysWOW64\tthqweogpu.exe	upx
C:\Windows\SysWOW64\tthqweogpu.exe	upx
C:\Windows\SysWOW64\bdlmxuuqjhczlzx.exe	upx
C:\Windows\SysWOW64\bdlmxuuqjhczlzx.exe	upx
C:\Windows\SysWOW64\ukmyluld.exe	upx
C:\Windows\SysWOW64\ukmyluld.exe	upx
C:\Windows\SysWOW64\bsocdapwauxdg.exe	upx
C:\Windows\SysWOW64\bsocdapwauxdg.exe	upx
C:\Windows\SysWOW64\ukmyluld.exe	upx
behavioral2/memory/1272-145-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/3532-147-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/2708-149-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/4928-150-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/2236-152-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/4900-153-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	upx
behavioral2/memory/3532-163-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/1272-164-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/2708-165-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/4928-166-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/4900-167-0x0000000000400000-0x00000000004A0000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe

Windows security modification 2 TTPs 6 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

Processes:

tthqweogpu.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	tthqweogpu.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

Processes:

bdlmxuuqjhczlzx.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	bdlmxuuqjhczlzx.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\vlxkaxmj = "tthqweogpu.exe"	bdlmxuuqjhczlzx.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\rkhdgppw = "bdlmxuuqjhczlzx.exe"	bdlmxuuqjhczlzx.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "bsocdapwauxdg.exe"	bdlmxuuqjhczlzx.exe

Enumerates connected drives 3 TTPs 64 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

Processes:

tthqweogpu.exeukmyluld.exeukmyluld.exe

description	ioc	process
File opened (read-only)	\??\m:	tthqweogpu.exe
File opened (read-only)	\??\n:	tthqweogpu.exe
File opened (read-only)	\??\y:	ukmyluld.exe
File opened (read-only)	\??\h:	ukmyluld.exe
File opened (read-only)	\??\s:	ukmyluld.exe
File opened (read-only)	\??\v:	ukmyluld.exe
File opened (read-only)	\??\b:	tthqweogpu.exe
File opened (read-only)	\??\h:	tthqweogpu.exe
File opened (read-only)	\??\l:	tthqweogpu.exe
File opened (read-only)	\??\p:	tthqweogpu.exe
File opened (read-only)	\??\u:	tthqweogpu.exe
File opened (read-only)	\??\o:	ukmyluld.exe
File opened (read-only)	\??\u:	ukmyluld.exe
File opened (read-only)	\??\a:	tthqweogpu.exe
File opened (read-only)	\??\f:	tthqweogpu.exe
File opened (read-only)	\??\z:	tthqweogpu.exe
File opened (read-only)	\??\p:	ukmyluld.exe
File opened (read-only)	\??\t:	ukmyluld.exe
File opened (read-only)	\??\m:	ukmyluld.exe
File opened (read-only)	\??\v:	ukmyluld.exe
File opened (read-only)	\??\p:	ukmyluld.exe
File opened (read-only)	\??\i:	tthqweogpu.exe
File opened (read-only)	\??\j:	tthqweogpu.exe
File opened (read-only)	\??\k:	tthqweogpu.exe
File opened (read-only)	\??\b:	ukmyluld.exe
File opened (read-only)	\??\n:	ukmyluld.exe
File opened (read-only)	\??\a:	ukmyluld.exe
File opened (read-only)	\??\n:	ukmyluld.exe
File opened (read-only)	\??\q:	ukmyluld.exe
File opened (read-only)	\??\x:	ukmyluld.exe
File opened (read-only)	\??\l:	ukmyluld.exe
File opened (read-only)	\??\q:	ukmyluld.exe
File opened (read-only)	\??\r:	ukmyluld.exe
File opened (read-only)	\??\g:	tthqweogpu.exe
File opened (read-only)	\??\z:	ukmyluld.exe
File opened (read-only)	\??\b:	ukmyluld.exe
File opened (read-only)	\??\m:	ukmyluld.exe
File opened (read-only)	\??\w:	ukmyluld.exe
File opened (read-only)	\??\z:	ukmyluld.exe
File opened (read-only)	\??\q:	tthqweogpu.exe
File opened (read-only)	\??\r:	tthqweogpu.exe
File opened (read-only)	\??\e:	ukmyluld.exe
File opened (read-only)	\??\o:	ukmyluld.exe
File opened (read-only)	\??\k:	ukmyluld.exe
File opened (read-only)	\??\l:	ukmyluld.exe
File opened (read-only)	\??\y:	ukmyluld.exe
File opened (read-only)	\??\e:	tthqweogpu.exe
File opened (read-only)	\??\s:	ukmyluld.exe
File opened (read-only)	\??\t:	ukmyluld.exe
File opened (read-only)	\??\v:	tthqweogpu.exe
File opened (read-only)	\??\g:	ukmyluld.exe
File opened (read-only)	\??\j:	ukmyluld.exe
File opened (read-only)	\??\u:	ukmyluld.exe
File opened (read-only)	\??\e:	ukmyluld.exe
File opened (read-only)	\??\x:	tthqweogpu.exe
File opened (read-only)	\??\y:	tthqweogpu.exe
File opened (read-only)	\??\k:	ukmyluld.exe
File opened (read-only)	\??\s:	tthqweogpu.exe
File opened (read-only)	\??\t:	tthqweogpu.exe
File opened (read-only)	\??\a:	ukmyluld.exe
File opened (read-only)	\??\i:	ukmyluld.exe
File opened (read-only)	\??\w:	tthqweogpu.exe
File opened (read-only)	\??\f:	ukmyluld.exe
File opened (read-only)	\??\h:	ukmyluld.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

Processes:

tthqweogpu.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0"	tthqweogpu.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197"	tthqweogpu.exe

AutoIT Executable 11 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/1272-145-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/3532-147-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/2708-149-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4928-150-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/2236-152-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4900-153-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/3532-163-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/1272-164-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/2708-165-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4928-166-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4900-167-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe

Drops file in System32 directory 9 IoCs

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exetthqweogpu.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\tthqweogpu.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File created	C:\Windows\SysWOW64\bdlmxuuqjhczlzx.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File opened for modification	C:\Windows\SysWOW64\bdlmxuuqjhczlzx.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File created	C:\Windows\SysWOW64\bsocdapwauxdg.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File created	C:\Windows\SysWOW64\tthqweogpu.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File created	C:\Windows\SysWOW64\ukmyluld.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File opened for modification	C:\Windows\SysWOW64\ukmyluld.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File opened for modification	C:\Windows\SysWOW64\bsocdapwauxdg.exe	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	tthqweogpu.exe

Drops file in Program Files directory 14 IoCs

Processes:

ukmyluld.exeukmyluld.exe

description	ioc	process
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe	ukmyluld.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal	ukmyluld.exe
File opened for modification	\??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe	ukmyluld.exe
File opened for modification	\??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe	ukmyluld.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe	ukmyluld.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal	ukmyluld.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	ukmyluld.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal	ukmyluld.exe
File opened for modification	\??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	ukmyluld.exe
File created	\??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	ukmyluld.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	ukmyluld.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal	ukmyluld.exe
File opened for modification	\??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	ukmyluld.exe
File created	\??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe	ukmyluld.exe

Drops file in Windows directory 3 IoCs

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exeWINWORD.EXE

description	ioc	process
File opened for modification	C:\Windows\mydoc.rtf	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
File opened for modification	C:\Windows\mydoc.rtf	WINWORD.EXE
File created	C:\Windows\~$mydoc.rtf	WINWORD.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Modifies registry class 20 IoCs

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exetthqweogpu.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E0F76BB9FF6C21AAD208D1A68A749160"	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile"	tthqweogpu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.reg	tthqweogpu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile"	tthqweogpu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7E88FCFF482F8512913CD75F7E95BC95E1335842664F6343D7EA"	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsh	tthqweogpu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsf	tthqweogpu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile"	tthqweogpu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.vbs	tthqweogpu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32472D7C9C2182276D4476D570522CD97C8E65DC"	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2EB7B12147E338EB53B9B9D73299D7BB"	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile"	tthqweogpu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile"	tthqweogpu.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile"	tthqweogpu.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsc	tthqweogpu.exe
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000_Classes\Local Settings	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Key created	\REGISTRY\MACHINE\Software\Classes\CLV.Classes	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ACEFAB0F961F19484783A44819E3E90B0FC02FC43120233E1B945EA09A2"	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "1939C67A1593DABFB8BA7FE4EC9E37CE"	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.bat	tthqweogpu.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2952 WINWORD.EXE
2952 WINWORD.EXE

pid	process
2952	WINWORD.EXE
2952	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exetthqweogpu.exebdlmxuuqjhczlzx.exeukmyluld.exebsocdapwauxdg.exeukmyluld.exe

pid	process
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
2708	ukmyluld.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
2708	ukmyluld.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4900	ukmyluld.exe
4900	ukmyluld.exe

Suspicious use of FindShellTrayWindow 18 IoCs

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exetthqweogpu.exebdlmxuuqjhczlzx.exeukmyluld.exebsocdapwauxdg.exeukmyluld.exe

pid	process
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
2708	ukmyluld.exe
2708	ukmyluld.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4900	ukmyluld.exe
4900	ukmyluld.exe
4900	ukmyluld.exe

Suspicious use of SendNotifyMessage 18 IoCs

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exetthqweogpu.exebdlmxuuqjhczlzx.exeukmyluld.exebsocdapwauxdg.exeukmyluld.exe

pid	process
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
1272	tthqweogpu.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
3532	bdlmxuuqjhczlzx.exe
2708	ukmyluld.exe
2708	ukmyluld.exe
2708	ukmyluld.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4928	bsocdapwauxdg.exe
4900	ukmyluld.exe
4900	ukmyluld.exe
4900	ukmyluld.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

2952 WINWORD.EXE
2952 WINWORD.EXE
2952 WINWORD.EXE
2952 WINWORD.EXE
2952 WINWORD.EXE
2952 WINWORD.EXE
2952 WINWORD.EXE

pid	process
2952	WINWORD.EXE
2952	WINWORD.EXE
2952	WINWORD.EXE
2952	WINWORD.EXE
2952	WINWORD.EXE
2952	WINWORD.EXE
2952	WINWORD.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exetthqweogpu.exe

description	pid	process	target process
PID 2236 wrote to memory of 1272	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	tthqweogpu.exe
PID 2236 wrote to memory of 1272	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	tthqweogpu.exe
PID 2236 wrote to memory of 1272	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	tthqweogpu.exe
PID 2236 wrote to memory of 3532	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	bdlmxuuqjhczlzx.exe
PID 2236 wrote to memory of 3532	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	bdlmxuuqjhczlzx.exe
PID 2236 wrote to memory of 3532	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	bdlmxuuqjhczlzx.exe
PID 2236 wrote to memory of 2708	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	ukmyluld.exe
PID 2236 wrote to memory of 2708	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	ukmyluld.exe
PID 2236 wrote to memory of 2708	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	ukmyluld.exe
PID 2236 wrote to memory of 4928	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	bsocdapwauxdg.exe
PID 2236 wrote to memory of 4928	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	bsocdapwauxdg.exe
PID 2236 wrote to memory of 4928	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	bsocdapwauxdg.exe
PID 1272 wrote to memory of 4900	1272	tthqweogpu.exe	ukmyluld.exe
PID 1272 wrote to memory of 4900	1272	tthqweogpu.exe	ukmyluld.exe
PID 1272 wrote to memory of 4900	1272	tthqweogpu.exe	ukmyluld.exe
PID 2236 wrote to memory of 2952	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	WINWORD.EXE
PID 2236 wrote to memory of 2952	2236	504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe	WINWORD.EXE

C:\Users\Admin\AppData\Local\Temp\504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe
"C:\Users\Admin\AppData\Local\Temp\504aa4e36446ba5adfcee7c611c0f17e9d002f15c52bed6a8b7602151f0b34e8.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2236

C:\Windows\SysWOW64\tthqweogpu.exe
tthqweogpu.exe
2⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- Enumerates connected drives
- Modifies WinLogon
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1272

C:\Windows\SysWOW64\ukmyluld.exe
C:\Windows\system32\ukmyluld.exe
3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4900

C:\Windows\SysWOW64\bdlmxuuqjhczlzx.exe
bdlmxuuqjhczlzx.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3532

C:\Windows\SysWOW64\ukmyluld.exe
ukmyluld.exe
2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2708

C:\Windows\SysWOW64\bsocdapwauxdg.exe
bsocdapwauxdg.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4928

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2952

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery