formbook | dd131b523e19862053b938fcd6468db4a3a6e42259c1fd01d854bd87225a2019

General

Target

PO 212RC048.doc
Size

3KB
MD5

b7637e47ba59800d5286f30c15ab1a8a
SHA1

b593004f32c805fff51af01d46a2845f7870f8a3
SHA256

dd131b523e19862053b938fcd6468db4a3a6e42259c1fd01d854bd87225a2019
SHA512

d9a7b8133023bf4288cdaae62e9e5b31363430b7c8e779b6e08e10db2f03db867e85c1b683072085bd9bffe9addc23be4800e74220e9cc09712fd0f92b688e44

Score

10^/10

formbook h4d0 rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h4d0

C2

http://www.voxelsoxx.xyz/h4d0/

Decoy

onlinefinejewelry.com

samstringermusic.com

beam-lettings.info

optimumcoin.xyz

fasa.xyz

creativedime.com

eihncuz.online

griffin2008.top

europcarlive.com

jxhcar.com

museumsshop.international

bonolaboral-lnterbank.com

kelebandis.xyz

hiddenlakeranch.net

carelessyouth.com

jfkilfoil.store

potok-it-ua.site

magdulemediation.com

shakadal.xyz

coastconstructionfl.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
suricata: ET MALWARE Possible Malicious Macro DL EXE Feb 2016
suricata: ET MALWARE Possible Malicious Macro DL EXE Feb 2016
suricata
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata
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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1392-66-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1392-67-0x000000000041F130-mapping.dmp	formbook
behavioral1/memory/1824-75-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

5 528 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

word.exeword.exe

pid process

1928 word.exe
1392 word.exe
Loads dropped DLL 2 IoCs

Processes:

EQNEDT32.EXEword.exe

pid process

528 EQNEDT32.EXE
1928 word.exe

flow	pid	process
5	528	EQNEDT32.EXE

pid	process
1928	word.exe
1392	word.exe

pid	process
528	EQNEDT32.EXE
1928	word.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

word.exeword.exewuapp.exe

description	pid	process	target process
PID 1928 set thread context of 1392	1928	word.exe	word.exe
PID 1392 set thread context of 1228	1392	word.exe	Explorer.EXE
PID 1824 set thread context of 1228	1824	wuapp.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

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

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\word.exe	nsis_installer_1
\Users\Admin\AppData\Roaming\word.exe	nsis_installer_2
C:\Users\Admin\AppData\Roaming\word.exe	nsis_installer_1
C:\Users\Admin\AppData\Roaming\word.exe	nsis_installer_2
C:\Users\Admin\AppData\Roaming\word.exe	nsis_installer_1
C:\Users\Admin\AppData\Roaming\word.exe	nsis_installer_2
C:\Users\Admin\AppData\Roaming\word.exe	nsis_installer_1
C:\Users\Admin\AppData\Roaming\word.exe	nsis_installer_2

Office loads VBA resources, possible macro or embedded object present
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

528 EQNEDT32.EXE

pid	process
528	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\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	WINWORD.EXE
Key created	\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 (int)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&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
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\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	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	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	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (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
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\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt	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	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	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\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	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	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	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	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\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	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
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\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1188 WINWORD.EXE

pid	process
1188	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

word.exewuapp.exe

pid	process
1392	word.exe
1392	word.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe
1824	wuapp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1228 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

word.exewuapp.exe

pid process

1392 word.exe
1392 word.exe
1392 word.exe
1824 wuapp.exe
1824 wuapp.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

word.exeExplorer.EXEwuapp.exe

description	pid	process
Token: SeDebugPrivilege	1392	word.exe
Token: SeShutdownPrivilege	1228	Explorer.EXE
Token: SeShutdownPrivilege	1228	Explorer.EXE
Token: SeShutdownPrivilege	1228	Explorer.EXE
Token: SeDebugPrivilege	1824	wuapp.exe
Token: SeShutdownPrivilege	1228	Explorer.EXE
Token: SeShutdownPrivilege	1228	Explorer.EXE

Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Explorer.EXE

pid	process
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE

Suspicious use of SendNotifyMessage 6 IoCs

Processes:

Explorer.EXE

pid process

1228 Explorer.EXE
1228 Explorer.EXE
1228 Explorer.EXE
1228 Explorer.EXE
1228 Explorer.EXE
1228 Explorer.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1188 WINWORD.EXE
1188 WINWORD.EXE

pid	process
1188	WINWORD.EXE
1188	WINWORD.EXE

Suspicious use of UnmapMainImage 9 IoCs

Processes:

Explorer.EXE

pid	process
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

EQNEDT32.EXEword.exeExplorer.EXEwuapp.exeWINWORD.EXE

description	pid	process	target process
PID 528 wrote to memory of 1928	528	EQNEDT32.EXE	word.exe
PID 528 wrote to memory of 1928	528	EQNEDT32.EXE	word.exe
PID 528 wrote to memory of 1928	528	EQNEDT32.EXE	word.exe
PID 528 wrote to memory of 1928	528	EQNEDT32.EXE	word.exe
PID 1928 wrote to memory of 1392	1928	word.exe	word.exe
PID 1928 wrote to memory of 1392	1928	word.exe	word.exe
PID 1928 wrote to memory of 1392	1928	word.exe	word.exe
PID 1928 wrote to memory of 1392	1928	word.exe	word.exe
PID 1928 wrote to memory of 1392	1928	word.exe	word.exe
PID 1928 wrote to memory of 1392	1928	word.exe	word.exe
PID 1928 wrote to memory of 1392	1928	word.exe	word.exe
PID 1228 wrote to memory of 1824	1228	Explorer.EXE	wuapp.exe
PID 1228 wrote to memory of 1824	1228	Explorer.EXE	wuapp.exe
PID 1228 wrote to memory of 1824	1228	Explorer.EXE	wuapp.exe
PID 1228 wrote to memory of 1824	1228	Explorer.EXE	wuapp.exe
PID 1228 wrote to memory of 1824	1228	Explorer.EXE	wuapp.exe
PID 1228 wrote to memory of 1824	1228	Explorer.EXE	wuapp.exe
PID 1228 wrote to memory of 1824	1228	Explorer.EXE	wuapp.exe
PID 1824 wrote to memory of 856	1824	wuapp.exe	cmd.exe
PID 1824 wrote to memory of 856	1824	wuapp.exe	cmd.exe
PID 1824 wrote to memory of 856	1824	wuapp.exe	cmd.exe
PID 1824 wrote to memory of 856	1824	wuapp.exe	cmd.exe
PID 1188 wrote to memory of 1284	1188	WINWORD.EXE	splwow64.exe
PID 1188 wrote to memory of 1284	1188	WINWORD.EXE	splwow64.exe
PID 1188 wrote to memory of 1284	1188	WINWORD.EXE	splwow64.exe
PID 1188 wrote to memory of 1284	1188	WINWORD.EXE	splwow64.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1228

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\PO 212RC048.doc"
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:1188

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:1284

C:\Windows\SysWOW64\wuapp.exe
"C:\Windows\SysWOW64\wuapp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1824

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Roaming\word.exe"
3⤵
PID:856

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:528

C:\Users\Admin\AppData\Roaming\word.exe
"C:\Users\Admin\AppData\Roaming\word.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1928

C:\Users\Admin\AppData\Roaming\word.exe
"C:\Users\Admin\AppData\Roaming\word.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1392

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

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\Roaming\word.exe
MD5
7b36ace1c180faa31de8b7390b166f7b

SHA1
dbec78f06cacd2fb4083b2fc4280aecc5128953f

SHA256
f6ec336ad7902fc73ca6256fc549d449e8a59daec2ece6053f68cdca3fc09011

SHA512
b3a7c4f92f8fa56cd61e9f8a3dd19c7bae2af505bda4d74f778ce7e1e8d452b708dc6a98e43dc726ea54d2a8275e6fae69228dbf74d6e03312958e06bee35dc9

Download Submit
C:\Users\Admin\AppData\Roaming\word.exe
MD5
7b36ace1c180faa31de8b7390b166f7b

SHA1
dbec78f06cacd2fb4083b2fc4280aecc5128953f

SHA256
f6ec336ad7902fc73ca6256fc549d449e8a59daec2ece6053f68cdca3fc09011

SHA512
b3a7c4f92f8fa56cd61e9f8a3dd19c7bae2af505bda4d74f778ce7e1e8d452b708dc6a98e43dc726ea54d2a8275e6fae69228dbf74d6e03312958e06bee35dc9

Download Submit
C:\Users\Admin\AppData\Roaming\word.exe
MD5
7b36ace1c180faa31de8b7390b166f7b

SHA1
dbec78f06cacd2fb4083b2fc4280aecc5128953f

SHA256
f6ec336ad7902fc73ca6256fc549d449e8a59daec2ece6053f68cdca3fc09011

SHA512
b3a7c4f92f8fa56cd61e9f8a3dd19c7bae2af505bda4d74f778ce7e1e8d452b708dc6a98e43dc726ea54d2a8275e6fae69228dbf74d6e03312958e06bee35dc9

Download Submit
\Users\Admin\AppData\Local\Temp\nstF558.tmp\fxzwpczmg.dll
MD5
98f06e6592cb90006b67b41115dd5d46

SHA1
a56cd9f81f6c7e633b4980f25a3421e5b10411fb

SHA256
dc01f5aeeceed8d2b59729813ab4ef2b2d0b453ecde4b3575148c0346f9d5004

SHA512
c475351e55654b64aa370855c108daf143316c3bb54f0c1ee04c8686c412b0b07796d6621ce8ef9a62e3c98f8d56bdff1648131734a2c34c115b789022e72084

Download Submit
\Users\Admin\AppData\Roaming\word.exe
MD5
7b36ace1c180faa31de8b7390b166f7b

SHA1
dbec78f06cacd2fb4083b2fc4280aecc5128953f

SHA256
f6ec336ad7902fc73ca6256fc549d449e8a59daec2ece6053f68cdca3fc09011

SHA512
b3a7c4f92f8fa56cd61e9f8a3dd19c7bae2af505bda4d74f778ce7e1e8d452b708dc6a98e43dc726ea54d2a8275e6fae69228dbf74d6e03312958e06bee35dc9

Download Submit
memory/856-76-0x0000000000000000-mapping.dmp

Download
memory/1188-82-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1188-58-0x0000000074EC1000-0x0000000074EC3000-memory.dmp

Filesize
8KB

Download
memory/1188-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1188-56-0x0000000070101000-0x0000000070103000-memory.dmp

Filesize
8KB

Download
memory/1188-55-0x0000000072681000-0x0000000072684000-memory.dmp

Filesize
12KB

Download
memory/1228-81-0x00000000042D0000-0x000000000436D000-memory.dmp

Filesize
628KB

Download
memory/1228-72-0x00000000070C0000-0x000000000724D000-memory.dmp

Filesize
1.6MB

Download
memory/1284-80-0x000007FEFBAB1000-0x000007FEFBAB3000-memory.dmp

Filesize
8KB

Download
memory/1284-79-0x0000000000000000-mapping.dmp

Download
memory/1392-71-0x0000000000370000-0x0000000000384000-memory.dmp

Filesize
80KB

Download
memory/1392-70-0x0000000000740000-0x0000000000A43000-memory.dmp

Filesize
3.0MB

Download
memory/1392-67-0x000000000041F130-mapping.dmp

Download
memory/1392-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1824-75-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/1824-74-0x00000000003C0000-0x00000000003CB000-memory.dmp

Filesize
44KB

Download
memory/1824-73-0x0000000000000000-mapping.dmp

Download
memory/1824-77-0x0000000001EA0000-0x00000000021A3000-memory.dmp

Filesize
3.0MB

Download
memory/1824-78-0x0000000000760000-0x00000000007F3000-memory.dmp

Filesize
588KB

Download
memory/1928-61-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads