formbook | 8e353c1f1a7b0ddea3289b04cb2fb2bde6eacb21298cca8a0c2af37081e5be8d

Analysis

max time kernel
148s
max time network
73s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
08-06-2023 05:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

39669a47b553f5d6b3ed6b730d7852f9.rtf
Size

22KB
MD5

39669a47b553f5d6b3ed6b730d7852f9
SHA1

74b365ae0dc316eee5de6df5911019cabe512efb
SHA256

8e353c1f1a7b0ddea3289b04cb2fb2bde6eacb21298cca8a0c2af37081e5be8d
SHA512

1efae6c19e86d02904b25cc4de9fb9114268ecc82d3743900e6057dc10a82db6286438dd21a534a59e8ed60597d198b3392a6e8c4a1fa5ce4116fa311da64a7b
SSDEEP

384:d8eKvpZlj7bLrJU/Wx1mEIZBFhqeq/d7SZ7DPvZ5pfiZcp2k4V7qQsqG14uT+hS1:dBeZljnLrJUOx180luZfp3p2kA7q1qED

Score

10^/10

formbook guloader gtt8 downloader rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gtt8

Decoy

42taijijian.com

rehnimiyanales.com

cst247.shop

usdt09.tech

lennartjahn.com

aaabestcbd.com

marketing-digital-france-2.xyz

be4time.com

slotyfly.com

parimaladragonflywellness.life

phonereda.com

01076.win

thehoundlounge.info

high-vent.co.uk

14thfeb.com

onlyforks.info

joseeandtim.com

mylegoclub.com

iuser-findmy.info

uninassaupolopinheiro.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/392-88-0x0000000000400000-0x0000000001462000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 884 EQNEDT32.EXE
Downloads MZ/PE file

flow	pid	process
3	884	EQNEDT32.EXE

Checks QEMU agent file 2 TTPs 2 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

Processes:

clean_registry.execlean_registry.exe

description	ioc	process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	clean_registry.exe
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	clean_registry.exe

Executes dropped EXE 1 IoCs

Processes:

clean_registry.exe

pid process

1612 clean_registry.exe

pid	process
1612	clean_registry.exe

Loads dropped DLL 9 IoCs

Processes:

EQNEDT32.EXEclean_registry.execlean_registry.exeWerFault.exe

pid	process
884	EQNEDT32.EXE
1612	clean_registry.exe
1612	clean_registry.exe
392	clean_registry.exe
1652	WerFault.exe
1652	WerFault.exe
1652	WerFault.exe
1652	WerFault.exe
1652	WerFault.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

clean_registry.exe

pid process

392 clean_registry.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

clean_registry.execlean_registry.exe

pid process

1612 clean_registry.exe
392 clean_registry.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

clean_registry.exe

description pid process target process

PID 1612 set thread context of 392 1612 clean_registry.exe clean_registry.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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1652 392 WerFault.exe clean_registry.exe

pid	process
392	clean_registry.exe

pid	process
1612	clean_registry.exe
392	clean_registry.exe

description	pid	process	target process
PID 1612 set thread context of 392	1612	clean_registry.exe	clean_registry.exe

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

pid	pid_target	process	target process
1652	392	WerFault.exe	clean_registry.exe

NSIS installer 22 IoCs

installer

Processes:

resource	yara_rule
C:\Users\Public\clean_registry.exe	nsis_installer_1
C:\Users\Public\clean_registry.exe	nsis_installer_2
\Users\Public\clean_registry.exe	nsis_installer_1
\Users\Public\clean_registry.exe	nsis_installer_2
C:\Users\Public\clean_registry.exe	nsis_installer_1
C:\Users\Public\clean_registry.exe	nsis_installer_2
C:\Users\Public\clean_registry.exe	nsis_installer_1
C:\Users\Public\clean_registry.exe	nsis_installer_2
\Users\Public\clean_registry.exe	nsis_installer_1
\Users\Public\clean_registry.exe	nsis_installer_2
C:\Users\Public\clean_registry.exe	nsis_installer_1
C:\Users\Public\clean_registry.exe	nsis_installer_2
\Users\Public\clean_registry.exe	nsis_installer_1
\Users\Public\clean_registry.exe	nsis_installer_2
\Users\Public\clean_registry.exe	nsis_installer_1
\Users\Public\clean_registry.exe	nsis_installer_2
\Users\Public\clean_registry.exe	nsis_installer_1
\Users\Public\clean_registry.exe	nsis_installer_2
\Users\Public\clean_registry.exe	nsis_installer_1
\Users\Public\clean_registry.exe	nsis_installer_2
\Users\Public\clean_registry.exe	nsis_installer_1
\Users\Public\clean_registry.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

884 EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	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	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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\E&xport to Microsoft Excel\Contexts = "1"	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\Toolbar	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	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	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\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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	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 HTML Editor\shell\edit	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	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	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

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1048 WINWORD.EXE
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

clean_registry.exe

pid process

1612 clean_registry.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1048 WINWORD.EXE
1048 WINWORD.EXE

pid	process
1048	WINWORD.EXE

pid	process
1612	clean_registry.exe

pid	process
1048	WINWORD.EXE
1048	WINWORD.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEclean_registry.execlean_registry.exe

description	pid	process	target process
PID 884 wrote to memory of 1612	884	EQNEDT32.EXE	clean_registry.exe
PID 884 wrote to memory of 1612	884	EQNEDT32.EXE	clean_registry.exe
PID 884 wrote to memory of 1612	884	EQNEDT32.EXE	clean_registry.exe
PID 884 wrote to memory of 1612	884	EQNEDT32.EXE	clean_registry.exe
PID 884 wrote to memory of 1612	884	EQNEDT32.EXE	clean_registry.exe
PID 884 wrote to memory of 1612	884	EQNEDT32.EXE	clean_registry.exe
PID 884 wrote to memory of 1612	884	EQNEDT32.EXE	clean_registry.exe
PID 1048 wrote to memory of 1280	1048	WINWORD.EXE	splwow64.exe
PID 1048 wrote to memory of 1280	1048	WINWORD.EXE	splwow64.exe
PID 1048 wrote to memory of 1280	1048	WINWORD.EXE	splwow64.exe
PID 1048 wrote to memory of 1280	1048	WINWORD.EXE	splwow64.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 1612 wrote to memory of 392	1612	clean_registry.exe	clean_registry.exe
PID 392 wrote to memory of 1652	392	clean_registry.exe	WerFault.exe
PID 392 wrote to memory of 1652	392	clean_registry.exe	WerFault.exe
PID 392 wrote to memory of 1652	392	clean_registry.exe	WerFault.exe
PID 392 wrote to memory of 1652	392	clean_registry.exe	WerFault.exe

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\39669a47b553f5d6b3ed6b730d7852f9.rtf"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1280

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:884

C:\Users\Public\clean_registry.exe
"C:\Users\Public\clean_registry.exe"
2⤵
- Checks QEMU agent file
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1612

C:\Users\Public\clean_registry.exe
"C:\Users\Public\clean_registry.exe"
3⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 740
4⤵
- Loads dropped DLL
- Program crash
PID:1652

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
Filesize
20KB

MD5
c7109413f0159e8ee21bec815626e681

SHA1
a14ea7dec30374a5ed69f09ac76d39e64eb4b34b

SHA256
5ef77d2a042a9c34cc2a87ebd51dc4aa9b09de91645cb20e8c3b14da91e7f9e1

SHA512
1dc2f5d8069835834fae1d8f48787f65ec7c2521d5395b9d8be1b2a82dff9be629d74e661122633aa9853a75fa3f058b0b25890220ceff4d1866b8a2c0c7ce43

Download Submit
C:\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
C:\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
C:\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
C:\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
\Users\Admin\AppData\Local\Temp\nsjA68E.tmp\System.dll
Filesize
11KB

MD5
0063d48afe5a0cdc02833145667b6641

SHA1
e7eb614805d183ecb1127c62decb1a6be1b4f7a8

SHA256
ac9dfe3b35ea4b8932536ed7406c29a432976b685cc5322f94ef93df920fede7

SHA512
71cbbcaeb345e09306e368717ea0503fe8df485be2e95200febc61bcd8ba74fb4211cd263c232f148c0123f6c6f2e3fd4ea20bdecc4070f5208c35c6920240f0

Download Submit
\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
\Users\Public\clean_registry.exe
Filesize
285KB

MD5
a413d04a39c86bd0b4ca116227d20a30

SHA1
0d88f2cca0aae58c31add82851c42fa1702cd4cf

SHA256
9d5019cef8a6bc52d94e6b4becf6249f2d202ac90204bbf508f9e62454f2f2fd

SHA512
e6d1662c7f389da0016b338185d4c4c3aae6240759641f8f8b62c07f534fbc956fa213cbd0ed37f607b67e0e38fb4635ee1031ada73c7913da921823284e3318

Download Submit
memory/392-87-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/392-88-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/392-89-0x0000000001470000-0x00000000043A8000-memory.dmp

Filesize
47.2MB

Download
memory/392-86-0x0000000001470000-0x00000000043A8000-memory.dmp

Filesize
47.2MB

Download
memory/392-85-0x0000000000400000-0x0000000001462000-memory.dmp

Filesize
16.4MB

Download
memory/392-94-0x0000000001470000-0x00000000043A8000-memory.dmp

Filesize
47.2MB

Download
memory/1048-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1048-123-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1612-81-0x0000000002D20000-0x0000000005C58000-memory.dmp

Filesize
47.2MB

Download
memory/1612-80-0x0000000002D20000-0x0000000005C58000-memory.dmp

Filesize
47.2MB

Download