formbook | 574fce61f6fcf5e16be3fd8a77a56aeeb4d7a8868e2dccd0225c9c8c426e2913

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
26-01-2023 08:07

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General

Target

Sample.docx
Size

10KB
MD5

884bf256520434bf9bdbd7a760176961
SHA1

2c79b5ca06f153b41a93d8ace4a7713d59621d9d
SHA256

574fce61f6fcf5e16be3fd8a77a56aeeb4d7a8868e2dccd0225c9c8c426e2913
SHA512

8216274591743f8f995cfa39753fb06f656d04fb676cde84d28f722adf3bcbe55330639344a898e37576dc71397b0743ecf83cbdbbc6d1c0a85596ee68bb92bd
SSDEEP

192:ScIMmtP8ar5G/bfIdTO3e/YnamWBX8ex6y3slZ:SPXt4ATO9nosMsH

Score

10^/10

formbook w12e rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

w12e

Decoy

poshsalon.co.uk

ideeksha.net

eaglebreaks.com

exileine.me.uk

saveittoday.net

ceon.tech

estateagentswebsitedesign.uk

faropublicidade.com

depression-treatment-83678.com

informationdata16376.com

wirecreations.africa

coolsculpting-pros.life

ethoshabitats.com

amtindividual.com

gotoken.online

cherny-100-imec-msu.ru

historicaarcanum.com

gpsarhealthcare.com

kx1257.com

abdullahbinomar.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1528-76-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1528-84-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1672-88-0x0000000000070000-0x000000000009F000-memory.dmp	formbook
behavioral1/memory/1672-90-0x0000000000070000-0x000000000009F000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

8 1252 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

vbc.exetfqctjcgqi.exetfqctjcgqi.exe

pid process

292 vbc.exe
1312 tfqctjcgqi.exe
1528 tfqctjcgqi.exe

flow	pid	process
8	1252	EQNEDT32.EXE

pid	process
292	vbc.exe
1312	tfqctjcgqi.exe
1528	tfqctjcgqi.exe

Abuses OpenXML format to download file from external location 2 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\14.0\Common	WINWORD.EXE
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\Common\Offline\Files\http://104.168.46.125/fresh/qwsdffhfhcvxcdgdfhfgjfjfgdfdfgxcvcxv.doc	WINWORD.EXE

Loads dropped DLL 3 IoCs

Processes:

EQNEDT32.EXEvbc.exetfqctjcgqi.exe

pid process

1252 EQNEDT32.EXE
292 vbc.exe
1312 tfqctjcgqi.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
1252	EQNEDT32.EXE
292	vbc.exe
1312	tfqctjcgqi.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

tfqctjcgqi.exetfqctjcgqi.execscript.exe

description	pid	process	target process
PID 1312 set thread context of 1528	1312	tfqctjcgqi.exe	tfqctjcgqi.exe
PID 1528 set thread context of 1208	1528	tfqctjcgqi.exe	Explorer.EXE
PID 1528 set thread context of 1208	1528	tfqctjcgqi.exe	Explorer.EXE
PID 1672 set thread context of 1208	1672	cscript.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
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

1252 EQNEDT32.EXE

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

pid	process
1252	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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\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\edit	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 (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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (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	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\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\shell\edit	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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	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\shell\edit	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 created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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 HTML Editor\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt	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\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1320 WINWORD.EXE

pid	process
1320	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

tfqctjcgqi.execscript.exe

pid	process
1528	tfqctjcgqi.exe
1528	tfqctjcgqi.exe
1528	tfqctjcgqi.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe
1672	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

tfqctjcgqi.exetfqctjcgqi.execscript.exe

pid process

1312 tfqctjcgqi.exe
1528 tfqctjcgqi.exe
1528 tfqctjcgqi.exe
1528 tfqctjcgqi.exe
1528 tfqctjcgqi.exe
1672 cscript.exe
1672 cscript.exe

pid	process
1312	tfqctjcgqi.exe
1528	tfqctjcgqi.exe
1528	tfqctjcgqi.exe
1528	tfqctjcgqi.exe
1528	tfqctjcgqi.exe
1672	cscript.exe
1672	cscript.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

tfqctjcgqi.exeExplorer.EXEcscript.exeWINWORD.EXE

description	pid	process
Token: SeDebugPrivilege	1528	tfqctjcgqi.exe
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeDebugPrivilege	1672	cscript.exe
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1320	WINWORD.EXE

Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Explorer.EXE

pid	process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE
1208 Explorer.EXE
1208 Explorer.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1320 WINWORD.EXE
1320 WINWORD.EXE

pid	process
1320	WINWORD.EXE
1320	WINWORD.EXE

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

EQNEDT32.EXEvbc.exeWINWORD.EXEtfqctjcgqi.exetfqctjcgqi.execscript.exe

description	pid	process	target process
PID 1252 wrote to memory of 292	1252	EQNEDT32.EXE	vbc.exe
PID 1252 wrote to memory of 292	1252	EQNEDT32.EXE	vbc.exe
PID 1252 wrote to memory of 292	1252	EQNEDT32.EXE	vbc.exe
PID 1252 wrote to memory of 292	1252	EQNEDT32.EXE	vbc.exe
PID 292 wrote to memory of 1312	292	vbc.exe	tfqctjcgqi.exe
PID 292 wrote to memory of 1312	292	vbc.exe	tfqctjcgqi.exe
PID 292 wrote to memory of 1312	292	vbc.exe	tfqctjcgqi.exe
PID 292 wrote to memory of 1312	292	vbc.exe	tfqctjcgqi.exe
PID 1320 wrote to memory of 844	1320	WINWORD.EXE	splwow64.exe
PID 1320 wrote to memory of 844	1320	WINWORD.EXE	splwow64.exe
PID 1320 wrote to memory of 844	1320	WINWORD.EXE	splwow64.exe
PID 1320 wrote to memory of 844	1320	WINWORD.EXE	splwow64.exe
PID 1312 wrote to memory of 1528	1312	tfqctjcgqi.exe	tfqctjcgqi.exe
PID 1312 wrote to memory of 1528	1312	tfqctjcgqi.exe	tfqctjcgqi.exe
PID 1312 wrote to memory of 1528	1312	tfqctjcgqi.exe	tfqctjcgqi.exe
PID 1312 wrote to memory of 1528	1312	tfqctjcgqi.exe	tfqctjcgqi.exe
PID 1312 wrote to memory of 1528	1312	tfqctjcgqi.exe	tfqctjcgqi.exe
PID 1528 wrote to memory of 1672	1528	tfqctjcgqi.exe	cscript.exe
PID 1528 wrote to memory of 1672	1528	tfqctjcgqi.exe	cscript.exe
PID 1528 wrote to memory of 1672	1528	tfqctjcgqi.exe	cscript.exe
PID 1528 wrote to memory of 1672	1528	tfqctjcgqi.exe	cscript.exe
PID 1672 wrote to memory of 1716	1672	cscript.exe	cmd.exe
PID 1672 wrote to memory of 1716	1672	cscript.exe	cmd.exe
PID 1672 wrote to memory of 1716	1672	cscript.exe	cmd.exe
PID 1672 wrote to memory of 1716	1672	cscript.exe	cmd.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
PID:1208

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\Sample.docx"
2⤵
- Abuses OpenXML format to download file from external location
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1320

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:844

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:1252

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:292

C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe
"C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe" C:\Users\Admin\AppData\Local\Temp\oyteaj.af
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1312

C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe
"C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1528

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
5⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe"
6⤵
PID:1716

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\acraquzzrv.wa
Filesize
205KB

MD5
ba5bb92e4cea6bf49ca73e365be9f960

SHA1
cbf53149f3e07623c7fc7fc3716d4a1c6b077380

SHA256
0ecd8a4f58319df5f2f5811a31041383871e7c45b5600c56efb20e818d2bff4b

SHA512
3d739b48fb9f6a9c94beffbefb226809c524e305d3f3c162897df64f4966259ea98b101f9e45bdccb9e9792a34c8c7e4071ed009a4e8e97df862fb79cb1f43ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\oyteaj.af
Filesize
5KB

MD5
d226323818b9d22aa10cf72eb9ed674f

SHA1
069a773dda5180ed9e5bf4f73281add4d2703363

SHA256
7b735eb480e6eedbe671dcba131bc226aafd4c9b039318944d45ed3470b968e3

SHA512
051a1de340d78040913a4d1845e0451cd33ae23e1d52c84f9ac419e2dcdfa7897e9b1b8f773ff8ae84c4722a3db14d085f19ce4e293d42518365320f7cba5a49

Download Submit
C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe
Filesize
253KB

MD5
a3a5342dc14b3a616bf978c7ceb71628

SHA1
d05bf9adf9a0c1dd454cff6391396b23f9ccf8c9

SHA256
9a074635bf9b3ff68c5e06e69a8a50538d753edfba99eb9ab9daf67c7bc2f504

SHA512
f088e782eea74be6b4792fa2c7540c81330e3bef3f0210f54ce9d74ed014caae9f44f9f46f0cd158378ccacecbade9cb249c0b9fae2fbd5511ab28f1f40a22ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe
Filesize
253KB

MD5
a3a5342dc14b3a616bf978c7ceb71628

SHA1
d05bf9adf9a0c1dd454cff6391396b23f9ccf8c9

SHA256
9a074635bf9b3ff68c5e06e69a8a50538d753edfba99eb9ab9daf67c7bc2f504

SHA512
f088e782eea74be6b4792fa2c7540c81330e3bef3f0210f54ce9d74ed014caae9f44f9f46f0cd158378ccacecbade9cb249c0b9fae2fbd5511ab28f1f40a22ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe
Filesize
253KB

MD5
a3a5342dc14b3a616bf978c7ceb71628

SHA1
d05bf9adf9a0c1dd454cff6391396b23f9ccf8c9

SHA256
9a074635bf9b3ff68c5e06e69a8a50538d753edfba99eb9ab9daf67c7bc2f504

SHA512
f088e782eea74be6b4792fa2c7540c81330e3bef3f0210f54ce9d74ed014caae9f44f9f46f0cd158378ccacecbade9cb249c0b9fae2fbd5511ab28f1f40a22ac

Download Submit
C:\Users\Public\vbc.exe
Filesize
340KB

MD5
70c2bfb3dd7b6467020e6ca5d7f037a3

SHA1
3fef1cb454c1760936795c94f4504bf0f9ee00ba

SHA256
ab0b1f056d4030a9988c12df83064169e07f5cd2a9e7c51833ff057d2d8eedf3

SHA512
e43b2c79e0aa5223a633d2018ca04b3371a4242dd1da4c41a2dd2b5e4d815557f0e2704f0ef47f937802abc19495f16260800c3c0ed009e9b8c7a524cc39f538

Download Submit
C:\Users\Public\vbc.exe
Filesize
340KB

MD5
70c2bfb3dd7b6467020e6ca5d7f037a3

SHA1
3fef1cb454c1760936795c94f4504bf0f9ee00ba

SHA256
ab0b1f056d4030a9988c12df83064169e07f5cd2a9e7c51833ff057d2d8eedf3

SHA512
e43b2c79e0aa5223a633d2018ca04b3371a4242dd1da4c41a2dd2b5e4d815557f0e2704f0ef47f937802abc19495f16260800c3c0ed009e9b8c7a524cc39f538

Download Submit
\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe
Filesize
253KB

MD5
a3a5342dc14b3a616bf978c7ceb71628

SHA1
d05bf9adf9a0c1dd454cff6391396b23f9ccf8c9

SHA256
9a074635bf9b3ff68c5e06e69a8a50538d753edfba99eb9ab9daf67c7bc2f504

SHA512
f088e782eea74be6b4792fa2c7540c81330e3bef3f0210f54ce9d74ed014caae9f44f9f46f0cd158378ccacecbade9cb249c0b9fae2fbd5511ab28f1f40a22ac

Download Submit
\Users\Admin\AppData\Local\Temp\tfqctjcgqi.exe
Filesize
253KB

MD5
a3a5342dc14b3a616bf978c7ceb71628

SHA1
d05bf9adf9a0c1dd454cff6391396b23f9ccf8c9

SHA256
9a074635bf9b3ff68c5e06e69a8a50538d753edfba99eb9ab9daf67c7bc2f504

SHA512
f088e782eea74be6b4792fa2c7540c81330e3bef3f0210f54ce9d74ed014caae9f44f9f46f0cd158378ccacecbade9cb249c0b9fae2fbd5511ab28f1f40a22ac

Download Submit
\Users\Public\vbc.exe
Filesize
340KB

MD5
70c2bfb3dd7b6467020e6ca5d7f037a3

SHA1
3fef1cb454c1760936795c94f4504bf0f9ee00ba

SHA256
ab0b1f056d4030a9988c12df83064169e07f5cd2a9e7c51833ff057d2d8eedf3

SHA512
e43b2c79e0aa5223a633d2018ca04b3371a4242dd1da4c41a2dd2b5e4d815557f0e2704f0ef47f937802abc19495f16260800c3c0ed009e9b8c7a524cc39f538

Download Submit
memory/292-61-0x0000000000000000-mapping.dmp

Download
memory/844-68-0x0000000000000000-mapping.dmp

Download
memory/844-69-0x000007FEFC101000-0x000007FEFC103000-memory.dmp

Filesize
8KB

Download
memory/1208-96-0x000007FE9B230000-0x000007FE9B23A000-memory.dmp

Filesize
40KB

Download
memory/1208-92-0x00000000076A0000-0x00000000077F4000-memory.dmp

Filesize
1.3MB

Download
memory/1208-82-0x0000000004F00000-0x0000000005016000-memory.dmp

Filesize
1.1MB

Download
memory/1208-79-0x0000000004DF0000-0x0000000004EF4000-memory.dmp

Filesize
1.0MB

Download
memory/1208-91-0x00000000076A0000-0x00000000077F4000-memory.dmp

Filesize
1.3MB

Download
memory/1208-95-0x000007FEF6000000-0x000007FEF6143000-memory.dmp

Filesize
1.3MB

Download
memory/1312-66-0x0000000000000000-mapping.dmp

Download
memory/1320-54-0x0000000072BF1000-0x0000000072BF4000-memory.dmp

Filesize
12KB

Download
memory/1320-55-0x0000000070671000-0x0000000070673000-memory.dmp

Filesize
8KB

Download
memory/1320-94-0x000000007165D000-0x0000000071668000-memory.dmp

Filesize
44KB

Download
memory/1320-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1320-80-0x000000007165D000-0x0000000071668000-memory.dmp

Filesize
44KB

Download
memory/1320-93-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1320-57-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download
memory/1320-58-0x000000007165D000-0x0000000071668000-memory.dmp

Filesize
44KB

Download
memory/1528-76-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1528-84-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1528-81-0x0000000000560000-0x0000000000574000-memory.dmp

Filesize
80KB

Download
memory/1528-78-0x00000000003C0000-0x00000000003D4000-memory.dmp

Filesize
80KB

Download
memory/1528-77-0x0000000000970000-0x0000000000C73000-memory.dmp

Filesize
3.0MB

Download
memory/1528-74-0x000000000041F130-mapping.dmp

Download
memory/1672-85-0x0000000000DD0000-0x0000000000DF2000-memory.dmp

Filesize
136KB

Download
memory/1672-86-0x0000000000A60000-0x0000000000D63000-memory.dmp

Filesize
3.0MB

Download
memory/1672-88-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download
memory/1672-89-0x00000000008D0000-0x0000000000963000-memory.dmp

Filesize
588KB

Download
memory/1672-90-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download
memory/1672-83-0x0000000000000000-mapping.dmp

Download
memory/1716-87-0x0000000000000000-mapping.dmp

Download