formbook | 69ed08cfd443483118cc4ad0c33957835f3a09ea2efa5044479b26468fc80e15

General

Target

Quoation.docx
Size

10KB
MD5

d0b7db914dac28f48dc17ab867230d2a
SHA1

e6d0e5a89b4ceca869067bbbbfcb548405c024c4
SHA256

69ed08cfd443483118cc4ad0c33957835f3a09ea2efa5044479b26468fc80e15
SHA512

3152364189b61d60a9d33d3f5bc2ae8c6a55fbaa3940f2f807b3f6ffae9621eda898fd410c0ba9c1154d057473faf210b3dd2c7f1fc2f07b1b374f59d226e539

Score

10^/10

formbook g2fg rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g2fg

Decoy

snowcrash.website

pointman.us

newheartvalve.care

drandl.com

sandspringsramblers.com

programagubernamental.online

boja.us

mvrsnike.com

mentallyillmotherhood.com

facom.us

programagubernamental.store

izivente.com

roller-v.fr

amazonbioactives.com

metaverseapple.xyz

5gt-mobilevsverizon.com

gtwebsolutions.co

scottdunn.life

usdp.trade

pikmin.run

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata

Formbook payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1888-81-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1888-82-0x000000000041F160-mapping.dmp	formbook
behavioral1/memory/1888-89-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1888-93-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1072-98-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

18 820 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1916 vbc.exe
1888 vbc.exe
Abuses OpenXML format to download file from external location
Loads dropped DLL 2 IoCs

Processes:

EQNEDT32.EXE

pid process

820 EQNEDT32.EXE
820 EQNEDT32.EXE
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
18	820	EQNEDT32.EXE

pid	process
1916	vbc.exe
1888	vbc.exe

pid	process
820	EQNEDT32.EXE
820	EQNEDT32.EXE

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

vbc.exevbc.exemstsc.exe

description	pid	process	target process
PID 1916 set thread context of 1888	1916	vbc.exe	vbc.exe
PID 1888 set thread context of 1256	1888	vbc.exe	Explorer.EXE
PID 1888 set thread context of 1256	1888	vbc.exe	Explorer.EXE
PID 1072 set thread context of 1256	1072	mstsc.exe	Explorer.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). Likely ransomware behaviour.

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1296 schtasks.exe
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

820 EQNEDT32.EXE

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

pid	process
1296	schtasks.exe

pid	process
820	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\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\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	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 (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key deleted	\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 HTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	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-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key deleted	\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	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	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-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	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 MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\MenuExt	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 MHTML Editor\shell\edit	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	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\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	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	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	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\Microsoft Publisher\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	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\Excel.exe\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.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\.htm\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1908 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

vbc.exepowershell.exemstsc.exe

pid process

1888 vbc.exe
1888 vbc.exe
1676 powershell.exe
1888 vbc.exe
1072 mstsc.exe
1072 mstsc.exe
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

vbc.exemstsc.exe

pid process

1888 vbc.exe
1888 vbc.exe
1888 vbc.exe
1888 vbc.exe
1072 mstsc.exe
1072 mstsc.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vbc.exepowershell.exemstsc.exe

description pid process

Token: SeDebugPrivilege 1888 vbc.exe
Token: SeDebugPrivilege 1676 powershell.exe
Token: SeDebugPrivilege 1072 mstsc.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1908 WINWORD.EXE
1908 WINWORD.EXE

pid	process
1908	WINWORD.EXE

pid	process
1888	vbc.exe
1888	vbc.exe
1676	powershell.exe
1888	vbc.exe
1072	mstsc.exe
1072	mstsc.exe

pid	process
1888	vbc.exe
1888	vbc.exe
1888	vbc.exe
1888	vbc.exe
1072	mstsc.exe
1072	mstsc.exe

description	pid	process
Token: SeDebugPrivilege	1888	vbc.exe
Token: SeDebugPrivilege	1676	powershell.exe
Token: SeDebugPrivilege	1072	mstsc.exe

pid	process
1908	WINWORD.EXE
1908	WINWORD.EXE

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEvbc.exeExplorer.EXEmstsc.exe

description	pid	process	target process
PID 820 wrote to memory of 1916	820	EQNEDT32.EXE	vbc.exe
PID 820 wrote to memory of 1916	820	EQNEDT32.EXE	vbc.exe
PID 820 wrote to memory of 1916	820	EQNEDT32.EXE	vbc.exe
PID 820 wrote to memory of 1916	820	EQNEDT32.EXE	vbc.exe
PID 1908 wrote to memory of 1176	1908	WINWORD.EXE	splwow64.exe
PID 1908 wrote to memory of 1176	1908	WINWORD.EXE	splwow64.exe
PID 1908 wrote to memory of 1176	1908	WINWORD.EXE	splwow64.exe
PID 1908 wrote to memory of 1176	1908	WINWORD.EXE	splwow64.exe
PID 1916 wrote to memory of 1676	1916	vbc.exe	powershell.exe
PID 1916 wrote to memory of 1676	1916	vbc.exe	powershell.exe
PID 1916 wrote to memory of 1676	1916	vbc.exe	powershell.exe
PID 1916 wrote to memory of 1676	1916	vbc.exe	powershell.exe
PID 1916 wrote to memory of 1296	1916	vbc.exe	schtasks.exe
PID 1916 wrote to memory of 1296	1916	vbc.exe	schtasks.exe
PID 1916 wrote to memory of 1296	1916	vbc.exe	schtasks.exe
PID 1916 wrote to memory of 1296	1916	vbc.exe	schtasks.exe
PID 1916 wrote to memory of 1888	1916	vbc.exe	vbc.exe
PID 1916 wrote to memory of 1888	1916	vbc.exe	vbc.exe
PID 1916 wrote to memory of 1888	1916	vbc.exe	vbc.exe
PID 1916 wrote to memory of 1888	1916	vbc.exe	vbc.exe
PID 1916 wrote to memory of 1888	1916	vbc.exe	vbc.exe
PID 1916 wrote to memory of 1888	1916	vbc.exe	vbc.exe
PID 1916 wrote to memory of 1888	1916	vbc.exe	vbc.exe
PID 1256 wrote to memory of 1072	1256	Explorer.EXE	mstsc.exe
PID 1256 wrote to memory of 1072	1256	Explorer.EXE	mstsc.exe
PID 1256 wrote to memory of 1072	1256	Explorer.EXE	mstsc.exe
PID 1256 wrote to memory of 1072	1256	Explorer.EXE	mstsc.exe
PID 1072 wrote to memory of 296	1072	mstsc.exe	cmd.exe
PID 1072 wrote to memory of 296	1072	mstsc.exe	cmd.exe
PID 1072 wrote to memory of 296	1072	mstsc.exe	cmd.exe
PID 1072 wrote to memory of 296	1072	mstsc.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1256

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Quoation.docx"
2⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1908

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:1176

C:\Windows\SysWOW64\mstsc.exe
"C:\Windows\SysWOW64\mstsc.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1072

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:296

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:820

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1916

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rExgUCsumdwe.exe"
3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1676

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rExgUCsumdwe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2444.tmp"
3⤵
- Creates scheduled task(s)
PID:1296

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1888

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Scheduled Task

1

T1053

Exploitation for Client Execution

1

T1203

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2444.tmp
Filesize
1KB

MD5
6f5d61bb93705d336459eec95453e0d8

SHA1
018954275829d6d45a08175150986e6d37427753

SHA256
80bc80ac0d99e621768f742f9795e57cfd8983891821d01f5ba812c170f3e2ca

SHA512
968bbff3d1d7d49aaab7727d31efd9360f19d54d94317372de687c464b6a0648d01ecf4ad8570f5d4f220592bafdbccf3ace0dd5e94b3673017cbc77be3d9847

Download Submit
C:\Users\Public\vbc.exe
Filesize
600KB

MD5
ebd38e886e10d4d0cb867203c448033c

SHA1
e08e9997c71e33a7a32eb2376dc399ed200837d0

SHA256
0d80a3569771d4ad7af902622df71a797cc61a80a958732c7c5f6191f4116e35

SHA512
90a47374c5b5c165a0c0667bc8f78c10b3700933cce4c55d7e284430b2ca28417aff7cf968b742ce7db026e244b4e4aba9f85e46bf6fcf6e8019d61d5a720a28

Download Submit
C:\Users\Public\vbc.exe
Filesize
600KB

MD5
ebd38e886e10d4d0cb867203c448033c

SHA1
e08e9997c71e33a7a32eb2376dc399ed200837d0

SHA256
0d80a3569771d4ad7af902622df71a797cc61a80a958732c7c5f6191f4116e35

SHA512
90a47374c5b5c165a0c0667bc8f78c10b3700933cce4c55d7e284430b2ca28417aff7cf968b742ce7db026e244b4e4aba9f85e46bf6fcf6e8019d61d5a720a28

Download Submit
C:\Users\Public\vbc.exe
Filesize
600KB

MD5
ebd38e886e10d4d0cb867203c448033c

SHA1
e08e9997c71e33a7a32eb2376dc399ed200837d0

SHA256
0d80a3569771d4ad7af902622df71a797cc61a80a958732c7c5f6191f4116e35

SHA512
90a47374c5b5c165a0c0667bc8f78c10b3700933cce4c55d7e284430b2ca28417aff7cf968b742ce7db026e244b4e4aba9f85e46bf6fcf6e8019d61d5a720a28

Download Submit
\Users\Public\vbc.exe
Filesize
600KB

MD5
ebd38e886e10d4d0cb867203c448033c

SHA1
e08e9997c71e33a7a32eb2376dc399ed200837d0

SHA256
0d80a3569771d4ad7af902622df71a797cc61a80a958732c7c5f6191f4116e35

SHA512
90a47374c5b5c165a0c0667bc8f78c10b3700933cce4c55d7e284430b2ca28417aff7cf968b742ce7db026e244b4e4aba9f85e46bf6fcf6e8019d61d5a720a28

Download Submit
\Users\Public\vbc.exe
Filesize
600KB

MD5
ebd38e886e10d4d0cb867203c448033c

SHA1
e08e9997c71e33a7a32eb2376dc399ed200837d0

SHA256
0d80a3569771d4ad7af902622df71a797cc61a80a958732c7c5f6191f4116e35

SHA512
90a47374c5b5c165a0c0667bc8f78c10b3700933cce4c55d7e284430b2ca28417aff7cf968b742ce7db026e244b4e4aba9f85e46bf6fcf6e8019d61d5a720a28

Download Submit
memory/296-95-0x0000000000000000-mapping.dmp

Download
memory/1072-97-0x0000000000DC0000-0x0000000000EC4000-memory.dmp

Filesize
1.0MB

Download
memory/1072-98-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1072-99-0x00000000022D0000-0x00000000025D3000-memory.dmp

Filesize
3.0MB

Download
memory/1072-92-0x0000000000000000-mapping.dmp

Download
memory/1176-68-0x0000000000000000-mapping.dmp

Download
memory/1176-69-0x000007FEFC0F1000-0x000007FEFC0F3000-memory.dmp

Filesize
8KB

Download
memory/1256-87-0x0000000006AF0000-0x0000000006C0B000-memory.dmp

Filesize
1.1MB

Download
memory/1256-91-0x0000000007290000-0x0000000007415000-memory.dmp

Filesize
1.5MB

Download
memory/1296-74-0x0000000000000000-mapping.dmp

Download
memory/1676-96-0x0000000004E90000-0x0000000004EEB000-memory.dmp

Filesize
364KB

Download
memory/1676-73-0x0000000000000000-mapping.dmp

Download
memory/1676-88-0x0000000065B30000-0x00000000660DB000-memory.dmp

Filesize
5.7MB

Download
memory/1676-100-0x0000000065B30000-0x00000000660DB000-memory.dmp

Filesize
5.7MB

Download
memory/1888-89-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1888-90-0x0000000000200000-0x0000000000214000-memory.dmp

Filesize
80KB

Download
memory/1888-79-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1888-81-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1888-93-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1888-82-0x000000000041F160-mapping.dmp

Download
memory/1888-85-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/1888-86-0x0000000000130000-0x0000000000144000-memory.dmp

Filesize
80KB

Download
memory/1888-78-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1908-54-0x0000000072C91000-0x0000000072C94000-memory.dmp

Filesize
12KB

Download
memory/1908-59-0x00000000716FD000-0x0000000071708000-memory.dmp

Filesize
44KB

Download
memory/1908-58-0x00000000754D1000-0x00000000754D3000-memory.dmp

Filesize
8KB

Download
memory/1908-57-0x00000000716FD000-0x0000000071708000-memory.dmp

Filesize
44KB

Download
memory/1908-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1908-55-0x0000000070711000-0x0000000070713000-memory.dmp

Filesize
8KB

Download
memory/1916-71-0x0000000000340000-0x000000000034A000-memory.dmp

Filesize
40KB

Download
memory/1916-72-0x00000000050E0000-0x0000000005162000-memory.dmp

Filesize
520KB

Download
memory/1916-70-0x0000000000310000-0x0000000000326000-memory.dmp

Filesize
88KB

Download
memory/1916-66-0x0000000000F80000-0x000000000101C000-memory.dmp

Filesize
624KB

Download
memory/1916-77-0x0000000004CA0000-0x0000000004CD4000-memory.dmp

Filesize
208KB

Download
memory/1916-63-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads