b055fee85472921575071464a97a79540e489c1c3a14b9bdfbdbab60e17f36e4

Reason

Machine shutdown

General

Target

7z2201-x64.exe
Size

1.5MB
MD5

a6a0f7c173094f8dafef996157751ecf
SHA1

c0dcae7c4c80be25661d22400466b4ea074fc580
SHA256

b055fee85472921575071464a97a79540e489c1c3a14b9bdfbdbab60e17f36e4
SHA512

965d43f06d104bf6707513c459f18aaf8b049f4a043643d720b184ed9f1bb6c929309c51c3991d5aaff7b9d87031a7248ee3274896521abe955d0e49f901ac94
SSDEEP

24576:mGIyixBMj+/A2d+UKnvT+LwZWj7iDDVVYrz0rbzGTw3DoA/sk6smE:mGbj+/BpKnvyIxVV/XDoAfmE

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

7z2201-x64.exeCompMgmtLauncher.exe

pid process

1556 7z2201-x64.exe
1248
1756 CompMgmtLauncher.exe

pid	process
1556	7z2201-x64.exe
1248
1756	CompMgmtLauncher.exe

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Processes:

7z2201-x64.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32	7z2201-x64.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ = "C:\\Program Files\\7-Zip\\7-zip.dll"	7z2201-x64.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ThreadingModel = "Apartment"	7z2201-x64.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

mmc.exe

description ioc process

File opened for modification \??\PhysicalDrive0 mmc.exe
Drops file in System32 directory 1 IoCs

Processes:

mmc.exe

description ioc process

File opened for modification C:\Windows\system32\compmgmt.msc mmc.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	mmc.exe

description	ioc	process
File opened for modification	C:\Windows\system32\compmgmt.msc	mmc.exe

Drops file in Program Files directory 64 IoCs

Processes:

7z2201-x64.exe

description	ioc	process
File opened for modification	C:\Program Files\7-Zip\Lang\ext.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\he.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sa.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\br.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\cs.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\si.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\hi.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sv.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\hu.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sr-spc.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\hr.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\kab.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\an.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ba.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\mng.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\lij.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\uz-cyrl.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sr-spl.txt	7z2201-x64.exe
File created	C:\Program Files\7-Zip\Lang\tk.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\zh-tw.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\History.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ca.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\cy.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\uk.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\bg.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\lt.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sk.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\id.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ms.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\pl.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\7zCon.sfx	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\fi.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\mr.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ro.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\da.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ja.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\kaa.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ta.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\tr.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\fy.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\mng2.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ps.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\eo.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\tt.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ku.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\vi.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\7z.dll	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\mk.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sl.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\de.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\io.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ky.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\nl.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\7-zip32.dll	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ru.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\sw.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\descript.ion	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\az.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\lv.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\be.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\es.txt	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	7z2201-x64.exe
File opened for modification	C:\Program Files\7-Zip\Lang\va.txt	7z2201-x64.exe

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

7z2201-x64.exeWINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\DragDropHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}"	7z2201-x64.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000}\ = "7-Zip Shell Extension"	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Folder\shellex\ContextMenuHandlers\7-Zip	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\DragDropHandlers\7-Zip	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}"	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ThreadingModel = "Apartment"	7z2201-x64.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}\ = "7-Zip Shell Extension"	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\7-Zip	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{23170F69-40C1-278A-1000-000100020000}\InprocServer32\ = "C:\\Program Files\\7-Zip\\7-zip32.dll"	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{23170F69-40C1-278A-1000-000100020000}	7z2201-x64.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\7-Zip\ = "{23170F69-40C1-278A-1000-000100020000}"	7z2201-x64.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\7-Zip	7z2201-x64.exe

NTFS ADS 1 IoCs

Processes:

mmc.exe

description ioc process

File opened for modification C:\$Extend\$Quota:$Q:$INDEX_ALLOCATION mmc.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1148 WINWORD.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

mmc.exe

pid process

1592 mmc.exe

description	ioc	process
File opened for modification	C:\$Extend\$Quota:$Q:$INDEX_ALLOCATION	mmc.exe

pid	process
1148	WINWORD.EXE

pid	process
1592	mmc.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes:

mmc.exeAUDIODG.EXE

description	pid	process
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: SeSecurityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: 33	1592	mmc.exe
Token: SeIncBasePriorityPrivilege	1592	mmc.exe
Token: SeSecurityPrivilege	1592	mmc.exe
Token: SeTakeOwnershipPrivilege	1592	mmc.exe
Token: 33	1944	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1944	AUDIODG.EXE
Token: 33	1944	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1944	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

WINWORD.EXEmmc.exe

pid process

1148 WINWORD.EXE
1148 WINWORD.EXE
1592 mmc.exe
1592 mmc.exe

pid	process
1148	WINWORD.EXE
1148	WINWORD.EXE
1592	mmc.exe
1592	mmc.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

CompMgmtLauncher.exe

description	pid	process	target process
PID 1756 wrote to memory of 1592	1756	CompMgmtLauncher.exe	mmc.exe
PID 1756 wrote to memory of 1592	1756	CompMgmtLauncher.exe	mmc.exe
PID 1756 wrote to memory of 1592	1756	CompMgmtLauncher.exe	mmc.exe

C:\Users\Admin\AppData\Local\Temp\7z2201-x64.exe
"C:\Users\Admin\AppData\Local\Temp\7z2201-x64.exe"
1⤵
- Loads dropped DLL
- Registers COM server for autorun
- Drops file in Program Files directory
- Modifies registry class
PID:1556

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1148

C:\Windows\system32\CompMgmtLauncher.exe
"C:\Windows\system32\CompMgmtLauncher.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1756

C:\Windows\system32\mmc.exe
"C:\Windows\system32\mmc.exe" "C:\Windows\system32\compmgmt.msc" /s
2⤵
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- NTFS ADS
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1592

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:612

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
PID:1260

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:1916

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x2e8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1944

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

1

T1067

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\7-Zip\7-zip.dll

Filesize
92KB

MD5
c3af132ea025d289ab4841fc00bb74af

SHA1
0a9973d5234cc55b8b97bbb82c722b910c71cbaf

SHA256
56b1148a7f96f730d7085f90cadda4980d31cad527d776545c5223466f9ffb52

SHA512
707097953d876fa8f25bfefb19bfb3af402b8a6a5d5c35a2d84282818df4466feba63b6401b9b9f11468a2189dcc7f504c51e4590a5e32e635eb4f5710fd80b2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

Filesize
20KB

MD5
ffe947cbeba465ddc747e35557c56844

SHA1
6c294b58ac9eefbdc1b69bc5d836a22a03234fd3

SHA256
fbb7bdfd31629864bc62e1696795f0c1c497ebd6c5f37e49d91b9edf33904024

SHA512
25dfc35f834ae8ebc4e664d9ee83b6725c8c74ae020fb69a003d8460efa7fcfaed1c1d6fbd8d2f0e941727663704762dd943f24275b65eb60b1be74ab25a9136

Download Submit
\Program Files\7-Zip\7-zip.dll

Filesize
92KB

MD5
c3af132ea025d289ab4841fc00bb74af

SHA1
0a9973d5234cc55b8b97bbb82c722b910c71cbaf

SHA256
56b1148a7f96f730d7085f90cadda4980d31cad527d776545c5223466f9ffb52

SHA512
707097953d876fa8f25bfefb19bfb3af402b8a6a5d5c35a2d84282818df4466feba63b6401b9b9f11468a2189dcc7f504c51e4590a5e32e635eb4f5710fd80b2

Download Submit
\Program Files\7-Zip\7-zip.dll

Filesize
92KB

MD5
c3af132ea025d289ab4841fc00bb74af

SHA1
0a9973d5234cc55b8b97bbb82c722b910c71cbaf

SHA256
56b1148a7f96f730d7085f90cadda4980d31cad527d776545c5223466f9ffb52

SHA512
707097953d876fa8f25bfefb19bfb3af402b8a6a5d5c35a2d84282818df4466feba63b6401b9b9f11468a2189dcc7f504c51e4590a5e32e635eb4f5710fd80b2

Download Submit
\Program Files\7-Zip\7zFM.exe

Filesize
935KB

MD5
d36deceeb4c9645aab2ded86608d090b

SHA1
912f4658c4b046fbadd084912f9126cb1ae3737b

SHA256
018d74ff917692124dee0a8a7e6302aecd219d79b049ad95f2f4eedea41b4a45

SHA512
9752a9e57dd2e6cd454ba6c2d041d884369734c2b62c53d3ec4854731c398cd6e25ac75f7a55cda9d4b4c2efb074cb2e6efcbf3080cd8cc7d9bc8c9a25f62ff2

Download Submit
memory/560-316-0x0000000002820000-0x0000000002821000-memory.dmp

Filesize
4KB

Download
memory/1148-274-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1148-293-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1592-302-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-307-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/1592-300-0x000000001D2B0000-0x000000001D5F6000-memory.dmp

Filesize
3.3MB

Download
memory/1592-301-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-299-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-303-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-304-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-305-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-306-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-298-0x0000000003080000-0x000000000309E000-memory.dmp

Filesize
120KB

Download
memory/1592-308-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-309-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-310-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-311-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-312-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-313-0x00000000032A0000-0x0000000003320000-memory.dmp

Filesize
512KB

Download
memory/1592-314-0x000007FFFFF00000-0x000007FFFFF10000-memory.dmp

Filesize
64KB

Download
memory/1592-297-0x00000000027F0000-0x00000000027F1000-memory.dmp

Filesize
4KB

Download
memory/1916-315-0x00000000027C0000-0x00000000027C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads