b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\system32\\IExplorer.exe\""	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\IExplorer.exe"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Modifies system executable filetype association 2 TTPs 13 IoCs

persistence

Modify Registry

Change Default File Association

T1042

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\ = "File Folder"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

Hidden Files and Directories

Modify Registry

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

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

Hidden Files and Directories

Modify Registry

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Disables RegEdit via registry modification 2 IoCs

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Disables use of System Restore points 1 TTPs
evasion

Inhibit System Recovery
T1490

Executes dropped EXE 12 IoCs

Processes:

xk.exeIExplorer.exeWINLOGON.EXECSRSS.EXESERVICES.EXExk.exeIExplorer.exeWINLOGON.EXECSRSS.EXESERVICES.EXELSASS.EXESMSS.EXE

pid	process
900	xk.exe
976	IExplorer.exe
1156	WINLOGON.EXE
1236	CSRSS.EXE
1660	SERVICES.EXE
588	xk.exe
1600	IExplorer.exe
1648	WINLOGON.EXE
528	CSRSS.EXE
1708	SERVICES.EXE
1564	LSASS.EXE
1116	SMSS.EXE

UPX packed file 46 IoCs

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

upx

Processes:

resource	yara_rule
C:\Windows\xk.exe	upx
behavioral1/memory/900-61-0x0000000000400000-0x0000000000430000-memory.dmp	upx
\Windows\SysWOW64\IExplorer.exe	upx
\Windows\SysWOW64\IExplorer.exe	upx
C:\Windows\SysWOW64\IExplorer.exe	upx
behavioral1/memory/976-68-0x0000000000400000-0x0000000000430000-memory.dmp	upx
\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE	upx
C:\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE	upx
behavioral1/memory/1156-75-0x0000000000400000-0x0000000000430000-memory.dmp	upx
\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE	upx
C:\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE	upx
behavioral1/memory/1236-83-0x0000000000400000-0x0000000000430000-memory.dmp	upx
\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE	upx
C:\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE	upx
behavioral1/memory/1660-89-0x0000000000400000-0x0000000000430000-memory.dmp	upx
behavioral1/memory/1208-90-0x0000000000400000-0x0000000000430000-memory.dmp	upx
C:\Windows\xk.exe	upx
\Windows\SysWOW64\IExplorer.exe	upx
behavioral1/memory/588-97-0x0000000000400000-0x0000000000430000-memory.dmp	upx
C:\Windows\SysWOW64\IExplorer.exe	upx
\Windows\SysWOW64\IExplorer.exe	upx
\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE	upx
behavioral1/memory/1600-104-0x0000000000400000-0x0000000000430000-memory.dmp	upx
C:\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE	upx
behavioral1/memory/1648-111-0x0000000000400000-0x0000000000430000-memory.dmp	upx
\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE	upx
C:\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE	upx
behavioral1/memory/528-118-0x0000000000400000-0x0000000000430000-memory.dmp	upx
\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE	upx
C:\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE	upx
behavioral1/memory/1708-125-0x0000000000400000-0x0000000000430000-memory.dmp	upx
\Users\Admin\AppData\Local\WINDOWS\LSASS.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\LSASS.EXE	upx
C:\Users\Admin\AppData\Local\WINDOWS\LSASS.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\SMSS.EXE	upx
behavioral1/memory/1564-132-0x0000000000400000-0x0000000000430000-memory.dmp	upx
C:\Users\Admin\AppData\Local\WINDOWS\SMSS.EXE	upx
\Users\Admin\AppData\Local\WINDOWS\SMSS.EXE	upx
behavioral1/memory/1116-138-0x0000000000400000-0x0000000000430000-memory.dmp	upx
behavioral1/memory/1208-146-0x0000000000400000-0x0000000000430000-memory.dmp	upx

Loads dropped DLL 20 IoCs

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

pid	process
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

Processes:

OUTLOOK.EXE

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	OUTLOOK.EXE
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	OUTLOOK.EXE

Adds Run key to start application 2 TTPs 7 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\MSMSGS = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\WINLOGON.EXE"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\ServiceAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\SERVICES.EXE"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\LogonAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\CSRSS.EXE"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System Monitoring = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\LSASS.EXE"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\xk = "C:\\Windows\\xk.exe"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Drops desktop.ini file(s) 2 IoCs

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
File opened for modification	C:\desktop.ini	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File created	C:\desktop.ini	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Enumerates connected drives 3 TTPs 23 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:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
File opened (read-only)	\??\S:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\T:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\E:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\Q:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\U:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\H:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\P:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\N:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\R:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\W:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\X:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\Y:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\Z:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\F:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\L:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\I:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\J:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\K:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\M:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\O:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\V:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\B:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened (read-only)	\??\G:	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Drops file in System32 directory 20 IoCs

Processes:

OUTLOOK.EXEb8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
File created	C:\Windows\system32\perfc007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00A.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc010.dat	OUTLOOK.EXE
File created	C:\Windows\SysWOW64\Mig2.scr	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened for modification	C:\Windows\SysWOW64\IExplorer.exe	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened for modification	C:\Windows\SysWOW64\Mig2.scr	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File opened for modification	C:\Windows\SysWOW64\shell.exe	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File created	C:\Windows\system32\perfh00A.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh009.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc011.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh011.dat	OUTLOOK.EXE
File created	C:\Windows\SysWOW64\PerfStringBackup.TMP	OUTLOOK.EXE
File opened for modification	C:\Windows\SysWOW64\PerfStringBackup.INI	OUTLOOK.EXE
File created	C:\Windows\system32\perfh007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh010.dat	OUTLOOK.EXE
File created	C:\Windows\SysWOW64\shell.exe	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File created	C:\Windows\SysWOW64\IExplorer.exe	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File created	C:\Windows\system32\perfc009.dat	OUTLOOK.EXE

Drops file in Windows directory 5 IoCs

Processes:

OUTLOOK.EXEb8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
File opened for modification	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE
File created	C:\Windows\inf\Outlook\0009\outlperf.ini	OUTLOOK.EXE
File opened for modification	C:\Windows\xk.exe	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File created	C:\Windows\xk.exe	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
File created	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE

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

System Information Discovery
T1082

Modifies Control Panel 4 IoCs

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Control Panel\Desktop\	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Control Panel\Desktop\SCRNSAVE.EXE = "C:\\Windows\\system32\\Mig~mig.SCR"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Control Panel\Desktop\ScreenSaveTimeOut = "600"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

Processes:

OUTLOOK.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	OUTLOOK.EXE

Modifies registry class 64 IoCs

Processes:

OUTLOOK.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630E4-0000-0000-C000-000000000046}\ = "_Categories"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063101-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00067367-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006307C-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630A5-0000-0000-C000-000000000046}\ = "_ViewsEvents"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006309B-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630FF-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630CC-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063002-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630C2-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006307F-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630A0-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630F2-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672E1-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00067353-0000-0000-C000-000000000046}\ = "OlkFrameHeaderEvents"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006304B-0000-0000-C000-000000000046}	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630C4-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063076-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006309E-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F4-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00067356-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063045-0000-0000-C000-000000000046}\ = "Recipient"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063007-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630C7-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D4-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630E0-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630B2-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672FB-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063024-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006304B-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063102-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063048-0000-0000-C000-000000000046}\ = "AddressLists"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063023-0000-0000-C000-000000000046}\ = "_RemoteItem"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063039-0000-0000-C000-000000000046}\ = "_TaskRequestDeclineItem"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006F025-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D0-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063085-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630C6-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00067367-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630EE-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063024-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F8-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006307A-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063041-0000-0000-C000-000000000046}\TypeLib\ = "{00062FFF-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006304A-0000-0000-C000-000000000046}\ = "AddressEntries"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630E4-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063071-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630F1-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063024-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00067353-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F6-0000-0000-C000-000000000046}\ProxyStubClsid32	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630E0-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630D3-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672DE-0000-0000-C000-000000000046}\ = "_OlkComboBox"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630DC-0000-0000-C000-000000000046}	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672DD-0000-0000-C000-000000000046}	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F0-0000-0000-C000-000000000046}\ = "OlkTimeControlEvents"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063101-0000-0000-C000-000000000046}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630F0-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000672F9-0000-0000-C000-000000000046}	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{000630C6-0000-0000-C000-000000000046}\ = "_Stores"	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006300D-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0006309C-0000-0000-C000-000000000046}\TypeLib	OUTLOOK.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{00063039-0000-0000-C000-000000000046}\TypeLib\Version = "9.4"	OUTLOOK.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

OUTLOOK.EXE

pid process

868 OUTLOOK.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

pid process

1208 b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

OUTLOOK.EXE

pid process

868 OUTLOOK.EXE
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

OUTLOOK.EXE

pid process

868 OUTLOOK.EXE
868 OUTLOOK.EXE
868 OUTLOOK.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

OUTLOOK.EXE

pid process

868 OUTLOOK.EXE
868 OUTLOOK.EXE

pid	process
868	OUTLOOK.EXE

pid	process
868	OUTLOOK.EXE

pid	process
868	OUTLOOK.EXE
868	OUTLOOK.EXE
868	OUTLOOK.EXE

pid	process
868	OUTLOOK.EXE
868	OUTLOOK.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exexk.exeIExplorer.exeWINLOGON.EXECSRSS.EXESERVICES.EXExk.exeIExplorer.exeWINLOGON.EXECSRSS.EXESERVICES.EXELSASS.EXESMSS.EXEOUTLOOK.EXE

pid	process
1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
900	xk.exe
976	IExplorer.exe
1156	WINLOGON.EXE
1236	CSRSS.EXE
1660	SERVICES.EXE
588	xk.exe
1600	IExplorer.exe
1648	WINLOGON.EXE
528	CSRSS.EXE
1708	SERVICES.EXE
1564	LSASS.EXE
1116	SMSS.EXE
868	OUTLOOK.EXE

Suspicious use of WriteProcessMemory 48 IoCs

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	pid	process	target process
PID 1208 wrote to memory of 900	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 900	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 900	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 900	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 976	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 976	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 976	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 976	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 1156	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 1156	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 1156	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 1156	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 1236	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 1236	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 1236	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 1236	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 1660	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 1660	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 1660	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 1660	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 588	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 588	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 588	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 588	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	xk.exe
PID 1208 wrote to memory of 1600	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 1600	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 1600	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 1600	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	IExplorer.exe
PID 1208 wrote to memory of 1648	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 1648	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 1648	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 1648	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	WINLOGON.EXE
PID 1208 wrote to memory of 528	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 528	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 528	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 528	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	CSRSS.EXE
PID 1208 wrote to memory of 1708	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 1708	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 1708	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 1708	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SERVICES.EXE
PID 1208 wrote to memory of 1564	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	LSASS.EXE
PID 1208 wrote to memory of 1564	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	LSASS.EXE
PID 1208 wrote to memory of 1564	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	LSASS.EXE
PID 1208 wrote to memory of 1564	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	LSASS.EXE
PID 1208 wrote to memory of 1116	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SMSS.EXE
PID 1208 wrote to memory of 1116	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SMSS.EXE
PID 1208 wrote to memory of 1116	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SMSS.EXE
PID 1208 wrote to memory of 1116	1208	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe	SMSS.EXE

System policy modification 1 TTPs 4 IoCs

Modify Registry

Processes:

b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "1"	b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe

outlook_win_path 1 IoCs

Processes:

OUTLOOK.EXE

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE

C:\Users\Admin\AppData\Local\Temp\b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe
"C:\Users\Admin\AppData\Local\Temp\b8e309c3d298b53ddf03e0e0e6b06eb6e3c6471c3718df83fa65211a374254d2.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Disables RegEdit via registry modification
- Loads dropped DLL
- Adds Run key to start application
- Drops desktop.ini file(s)
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Control Panel
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1208

C:\Windows\xk.exe
C:\Windows\xk.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:900

C:\Windows\SysWOW64\IExplorer.exe
C:\Windows\system32\IExplorer.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:976

C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1156

C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1236

C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1660

C:\Windows\xk.exe
C:\Windows\xk.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:588

C:\Windows\SysWOW64\IExplorer.exe
C:\Windows\system32\IExplorer.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1600

C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1648

C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:528

C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1708

C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1564

C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE
"C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1116

C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE" -Embedding
1⤵
- Accesses Microsoft Outlook profiles
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- outlook_win_path
PID:868

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Change Default File Association

T1042

Hidden Files and Directories

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

Hidden Files and Directories