5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49

Modify Registry

Processes:

ranaztwucb.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	ranaztwucb.exe

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

evasion

Hidden Files and Directories

Modify Registry

Processes:

ranaztwucb.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	ranaztwucb.exe

Windows security bypass 2 TTPs 5 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

Processes:

ranaztwucb.exe

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

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

ranaztwucb.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	ranaztwucb.exe

Executes dropped EXE 5 IoCs

Processes:

ranaztwucb.exegajcgeoiinmvnns.exeqwjqljca.exebyvfhxevcljvx.exeqwjqljca.exe

pid process

2784 ranaztwucb.exe
4352 gajcgeoiinmvnns.exe
5080 qwjqljca.exe
4304 byvfhxevcljvx.exe
4888 qwjqljca.exe

pid	process
2784	ranaztwucb.exe
4352	gajcgeoiinmvnns.exe
5080	qwjqljca.exe
4304	byvfhxevcljvx.exe
4888	qwjqljca.exe

UPX packed file 26 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1264-132-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
C:\Windows\SysWOW64\ranaztwucb.exe	upx
C:\Windows\SysWOW64\ranaztwucb.exe	upx
behavioral2/memory/2784-136-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
C:\Windows\SysWOW64\gajcgeoiinmvnns.exe	upx
C:\Windows\SysWOW64\gajcgeoiinmvnns.exe	upx
C:\Windows\SysWOW64\qwjqljca.exe	upx
C:\Windows\SysWOW64\qwjqljca.exe	upx
C:\Windows\SysWOW64\byvfhxevcljvx.exe	upx
C:\Windows\SysWOW64\byvfhxevcljvx.exe	upx
behavioral2/memory/4352-146-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/4304-148-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/5080-147-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
C:\Windows\SysWOW64\qwjqljca.exe	upx
behavioral2/memory/4888-151-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/1264-152-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/1264-154-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/2784-155-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/4352-156-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/5080-157-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
behavioral2/memory/4304-158-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	upx
C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe	upx
C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe	upx
behavioral2/memory/4888-162-0x0000000000400000-0x00000000004A0000-memory.dmp	upx
C:\Users\Admin\Desktop\RenameCompare.doc.exe	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:

5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Windows security modification 2 TTPs 6 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

Processes:

ranaztwucb.exe

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

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

Processes:

gajcgeoiinmvnns.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	gajcgeoiinmvnns.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\auzodttz = "ranaztwucb.exe"	gajcgeoiinmvnns.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\eccjkdjt = "gajcgeoiinmvnns.exe"	gajcgeoiinmvnns.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "byvfhxevcljvx.exe"	gajcgeoiinmvnns.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:

qwjqljca.exeqwjqljca.exeranaztwucb.exe

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

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

Processes:

ranaztwucb.exe

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

AutoIT Executable 11 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4352-146-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4304-148-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/5080-147-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4888-151-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/1264-152-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/1264-154-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/2784-155-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4352-156-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/5080-157-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4304-158-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe
behavioral2/memory/4888-162-0x0000000000400000-0x00000000004A0000-memory.dmp	autoit_exe

Drops file in System32 directory 9 IoCs

Processes:

5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exeranaztwucb.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\gajcgeoiinmvnns.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
File created	C:\Windows\SysWOW64\qwjqljca.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	ranaztwucb.exe
File created	C:\Windows\SysWOW64\gajcgeoiinmvnns.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
File opened for modification	C:\Windows\SysWOW64\ranaztwucb.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
File opened for modification	C:\Windows\SysWOW64\qwjqljca.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
File created	C:\Windows\SysWOW64\byvfhxevcljvx.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
File opened for modification	C:\Windows\SysWOW64\byvfhxevcljvx.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
File created	C:\Windows\SysWOW64\ranaztwucb.exe	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe

Drops file in Program Files directory 15 IoCs

Processes:

qwjqljca.exeqwjqljca.exe

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

Drops file in Windows directory 3 IoCs

Processes:

WINWORD.EXE5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe

description	ioc	process
File opened for modification	C:\Windows\mydoc.rtf	WINWORD.EXE
File created	C:\Windows\~$mydoc.rtf	WINWORD.EXE
File opened for modification	C:\Windows\mydoc.rtf	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.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:

ranaztwucb.exe5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsh	ranaztwucb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsc	ranaztwucb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile"	ranaztwucb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.vbs	ranaztwucb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6AC9FACCF967F1E3830C3B4486ED3998B0FD02FA4365023FE1BF42EE09A9"	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7E88FC8E4F2685689130D62F7D90BC92E131594B67366241D69C"	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E7F068B0FF6E21AED20FD1D18B7D9060"	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "1845C60B15E1DAB1B8CF7CE0ED9437CD"	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.bat	ranaztwucb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.wsf	ranaztwucb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile"	ranaztwucb.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32412C799C2783276D3677D477212DDB7DF664DB"	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile"	ranaztwucb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile"	ranaztwucb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2ECAB02D47E438E353B9BAA732EFD7BC"	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile"	ranaztwucb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile"	ranaztwucb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.reg	ranaztwucb.exe
Key created	\REGISTRY\MACHINE\Software\Classes\CLV.Classes	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2872 WINWORD.EXE
2872 WINWORD.EXE

pid	process
2872	WINWORD.EXE
2872	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exeranaztwucb.exegajcgeoiinmvnns.exeqwjqljca.exebyvfhxevcljvx.exe

pid	process
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe

Suspicious use of FindShellTrayWindow 18 IoCs

Processes:

5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exeranaztwucb.exegajcgeoiinmvnns.exeqwjqljca.exebyvfhxevcljvx.exeqwjqljca.exe

pid	process
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4888	qwjqljca.exe
4888	qwjqljca.exe
4888	qwjqljca.exe

Suspicious use of SendNotifyMessage 18 IoCs

Processes:

5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exeranaztwucb.exegajcgeoiinmvnns.exeqwjqljca.exebyvfhxevcljvx.exeqwjqljca.exe

pid	process
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
2784	ranaztwucb.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
4352	gajcgeoiinmvnns.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
5080	qwjqljca.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4304	byvfhxevcljvx.exe
4888	qwjqljca.exe
4888	qwjqljca.exe
4888	qwjqljca.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

2872 WINWORD.EXE
2872 WINWORD.EXE
2872 WINWORD.EXE
2872 WINWORD.EXE
2872 WINWORD.EXE
2872 WINWORD.EXE
2872 WINWORD.EXE

pid	process
2872	WINWORD.EXE
2872	WINWORD.EXE
2872	WINWORD.EXE
2872	WINWORD.EXE
2872	WINWORD.EXE
2872	WINWORD.EXE
2872	WINWORD.EXE

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exeranaztwucb.exe

description	pid	process	target process
PID 1264 wrote to memory of 2784	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	ranaztwucb.exe
PID 1264 wrote to memory of 2784	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	ranaztwucb.exe
PID 1264 wrote to memory of 2784	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	ranaztwucb.exe
PID 1264 wrote to memory of 4352	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	gajcgeoiinmvnns.exe
PID 1264 wrote to memory of 4352	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	gajcgeoiinmvnns.exe
PID 1264 wrote to memory of 4352	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	gajcgeoiinmvnns.exe
PID 1264 wrote to memory of 5080	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	qwjqljca.exe
PID 1264 wrote to memory of 5080	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	qwjqljca.exe
PID 1264 wrote to memory of 5080	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	qwjqljca.exe
PID 1264 wrote to memory of 4304	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	byvfhxevcljvx.exe
PID 1264 wrote to memory of 4304	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	byvfhxevcljvx.exe
PID 1264 wrote to memory of 4304	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	byvfhxevcljvx.exe
PID 2784 wrote to memory of 4888	2784	ranaztwucb.exe	qwjqljca.exe
PID 2784 wrote to memory of 4888	2784	ranaztwucb.exe	qwjqljca.exe
PID 2784 wrote to memory of 4888	2784	ranaztwucb.exe	qwjqljca.exe
PID 1264 wrote to memory of 2872	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	WINWORD.EXE
PID 1264 wrote to memory of 2872	1264	5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe	WINWORD.EXE

C:\Users\Admin\AppData\Local\Temp\5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.exe
"C:\Users\Admin\AppData\Local\Temp\5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49.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:1264

C:\Windows\SysWOW64\ranaztwucb.exe
ranaztwucb.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:2784

C:\Windows\SysWOW64\qwjqljca.exe
C:\Windows\system32\qwjqljca.exe
3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4888

C:\Windows\SysWOW64\gajcgeoiinmvnns.exe
gajcgeoiinmvnns.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4352

C:\Windows\SysWOW64\qwjqljca.exe
qwjqljca.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:5080

C:\Windows\SysWOW64\byvfhxevcljvx.exe
byvfhxevcljvx.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4304

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:2872

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Disabling Security Tools

T1089

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

System Information Discovery