formbook | 6329d2b46abffc500a9c0a0adc51073db28c10d00727befeb480e4e0832d238b

Analysis

max time kernel
148s
max time network
147s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19-12-2022 09:14

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General

Target

SKMB20221912.rtf
Size

3KB
MD5

7098115ca2335c72ab8442bc0b6a2ab6
SHA1

baf1fcae077b05d5686eb641f93c51113f308c5c
SHA256

6329d2b46abffc500a9c0a0adc51073db28c10d00727befeb480e4e0832d238b
SHA512

5c5c6f54f7a63e77baa245ed4b4cd78d0d3390a4a9eb993bba507646e8ce612c00f734c83863667528aac272a26c9d5e1ef5610773770143a8e3ce9a26a7b0db

Score

10^/10

formbook 8rmt rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

8rmt

Decoy

3472cc.com

takecareyourhair.com

kontolajigasd21.xyz

daihaitrinh.net

syncmostlatestinfo-file.info

lovesolutionsastrologist.info

angelapryan.com

rio727casino.com

jjsgagets.com

devyatkina.online

thegoldenbeautyqatar.com

czytaj-unas24live.monster

timepoachers.com

gayxxxporn.site

72308.xyz

kristanolivo.com

hijrahfwd.com

bmfighters.com

alfamx.website

handfulofbabesbows.com

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1404-76-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1476-84-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/1476-87-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 904 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

word.exevjvzoxsg.exevjvzoxsg.exe

pid process

1644 word.exe
2004 vjvzoxsg.exe
1404 vjvzoxsg.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXEword.exevjvzoxsg.exe

pid process

904 EQNEDT32.EXE
1644 word.exe
1644 word.exe
2004 vjvzoxsg.exe

flow	pid	process
3	904	EQNEDT32.EXE

pid	process
1644	word.exe
2004	vjvzoxsg.exe
1404	vjvzoxsg.exe

pid	process
904	EQNEDT32.EXE
1644	word.exe
1644	word.exe
2004	vjvzoxsg.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

vjvzoxsg.exevjvzoxsg.exesystray.exe

description	pid	process	target process
PID 2004 set thread context of 1404	2004	vjvzoxsg.exe	vjvzoxsg.exe
PID 1404 set thread context of 1412	1404	vjvzoxsg.exe	Explorer.EXE
PID 1476 set thread context of 1412	1476	systray.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 3 IoCs

installer

Processes:

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

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

904 EQNEDT32.EXE

pid	process
904	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
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 HTML Editor	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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	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	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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-1-5-21-999675638-2867687379-27515722-1000\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\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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 HTML Editor\shell\edit\ = "&Edit"	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\command	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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	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 deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1184 WINWORD.EXE

pid	process
1184	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

vjvzoxsg.exesystray.exe

pid	process
1404	vjvzoxsg.exe
1404	vjvzoxsg.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe
1476	systray.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

vjvzoxsg.exevjvzoxsg.exesystray.exe

pid process

2004 vjvzoxsg.exe
1404 vjvzoxsg.exe
1404 vjvzoxsg.exe
1404 vjvzoxsg.exe
1476 systray.exe
1476 systray.exe

pid	process
2004	vjvzoxsg.exe
1404	vjvzoxsg.exe
1404	vjvzoxsg.exe
1404	vjvzoxsg.exe
1476	systray.exe
1476	systray.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

vjvzoxsg.exeExplorer.EXEsystray.exe

description	pid	process
Token: SeDebugPrivilege	1404	vjvzoxsg.exe
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeDebugPrivilege	1476	systray.exe
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeShutdownPrivilege	1412	Explorer.EXE
Token: SeShutdownPrivilege	1412	Explorer.EXE

Suspicious use of FindShellTrayWindow 12 IoCs

Processes:

Explorer.EXE

pid	process
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1412 Explorer.EXE
1412 Explorer.EXE
1412 Explorer.EXE
1412 Explorer.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1184 WINWORD.EXE
1184 WINWORD.EXE

pid	process
1184	WINWORD.EXE
1184	WINWORD.EXE

Suspicious use of UnmapMainImage 9 IoCs

Processes:

Explorer.EXE

pid	process
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE
1412	Explorer.EXE

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

EQNEDT32.EXEword.exevjvzoxsg.exeExplorer.EXEsystray.exeWINWORD.EXE

description	pid	process	target process
PID 904 wrote to memory of 1644	904	EQNEDT32.EXE	word.exe
PID 904 wrote to memory of 1644	904	EQNEDT32.EXE	word.exe
PID 904 wrote to memory of 1644	904	EQNEDT32.EXE	word.exe
PID 904 wrote to memory of 1644	904	EQNEDT32.EXE	word.exe
PID 1644 wrote to memory of 2004	1644	word.exe	vjvzoxsg.exe
PID 1644 wrote to memory of 2004	1644	word.exe	vjvzoxsg.exe
PID 1644 wrote to memory of 2004	1644	word.exe	vjvzoxsg.exe
PID 1644 wrote to memory of 2004	1644	word.exe	vjvzoxsg.exe
PID 2004 wrote to memory of 1404	2004	vjvzoxsg.exe	vjvzoxsg.exe
PID 2004 wrote to memory of 1404	2004	vjvzoxsg.exe	vjvzoxsg.exe
PID 2004 wrote to memory of 1404	2004	vjvzoxsg.exe	vjvzoxsg.exe
PID 2004 wrote to memory of 1404	2004	vjvzoxsg.exe	vjvzoxsg.exe
PID 2004 wrote to memory of 1404	2004	vjvzoxsg.exe	vjvzoxsg.exe
PID 1412 wrote to memory of 1476	1412	Explorer.EXE	systray.exe
PID 1412 wrote to memory of 1476	1412	Explorer.EXE	systray.exe
PID 1412 wrote to memory of 1476	1412	Explorer.EXE	systray.exe
PID 1412 wrote to memory of 1476	1412	Explorer.EXE	systray.exe
PID 1476 wrote to memory of 1080	1476	systray.exe	cmd.exe
PID 1476 wrote to memory of 1080	1476	systray.exe	cmd.exe
PID 1476 wrote to memory of 1080	1476	systray.exe	cmd.exe
PID 1476 wrote to memory of 1080	1476	systray.exe	cmd.exe
PID 1184 wrote to memory of 1840	1184	WINWORD.EXE	splwow64.exe
PID 1184 wrote to memory of 1840	1184	WINWORD.EXE	splwow64.exe
PID 1184 wrote to memory of 1840	1184	WINWORD.EXE	splwow64.exe
PID 1184 wrote to memory of 1840	1184	WINWORD.EXE	splwow64.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1412

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\SKMB20221912.rtf"
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:1184

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:1840

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1476

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe"
3⤵
PID:1080

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:904

C:\Users\Admin\AppData\Roaming\word.exe
C:\Users\Admin\AppData\Roaming\word.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1644

C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
"C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe" C:\Users\Admin\AppData\Local\Temp\ioqvjtots.c
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2004

C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
"C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1404

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

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\ioqvjtots.c
Filesize
5KB

MD5
3612b09ae3c64e81b83ef5f6af3712e6

SHA1
80dc6d9b17366747cb67b26cb7af2b5a2d068e78

SHA256
e76185f142a0bd74bfc25375e7f75801ee034c869f25b76bd33c2ae26c742cde

SHA512
4027246362203082c0856b4b566faa59f27aca24f7194c11719742a2e966293fcebafe4a73fe20b59cf7edd4a06ec07285c9a1b1dfc12b301a7f3440ba58a28a

Download Submit
C:\Users\Admin\AppData\Local\Temp\ovsol.auj
Filesize
185KB

MD5
4bed31d67ac0b3e26b8955c8882cc6c4

SHA1
ae29b9efa1624441bf9f2ce39e42f9a718b4cfe1

SHA256
601c0322f0502262a56ff89baa34f10031a5633a36a516463c19f4ea7e329fc9

SHA512
7adde1571cd46c623181aaa184dc89e4cb6fc487452b7ff42e608af9fa43378fe7ce285841aec495664d1e9fe2cc0195ac80b2c1c0a286d193ba0f3d28a31ba9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
Filesize
65KB

MD5
b90829967c4bb4e9383db4bc97c700d7

SHA1
3a47c5fa95e23ba5dd019ce4f799e8c98c5f9202

SHA256
86103dfb9d1432ab1832858abccceab5fc11f54e7571e47ccd1ef1fc22fe003e

SHA512
70c6ca9bf7266dfe543e9be2cfb7157f06561f58838ab3a1bc9e965282613c2f5a91e1f5e1fbf4cf7b5d1a55d1b4bf91c455c89d69c471ed5b8c28c464a37fa5

Download Submit
C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
Filesize
65KB

MD5
b90829967c4bb4e9383db4bc97c700d7

SHA1
3a47c5fa95e23ba5dd019ce4f799e8c98c5f9202

SHA256
86103dfb9d1432ab1832858abccceab5fc11f54e7571e47ccd1ef1fc22fe003e

SHA512
70c6ca9bf7266dfe543e9be2cfb7157f06561f58838ab3a1bc9e965282613c2f5a91e1f5e1fbf4cf7b5d1a55d1b4bf91c455c89d69c471ed5b8c28c464a37fa5

Download Submit
C:\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
Filesize
65KB

MD5
b90829967c4bb4e9383db4bc97c700d7

SHA1
3a47c5fa95e23ba5dd019ce4f799e8c98c5f9202

SHA256
86103dfb9d1432ab1832858abccceab5fc11f54e7571e47ccd1ef1fc22fe003e

SHA512
70c6ca9bf7266dfe543e9be2cfb7157f06561f58838ab3a1bc9e965282613c2f5a91e1f5e1fbf4cf7b5d1a55d1b4bf91c455c89d69c471ed5b8c28c464a37fa5

Download Submit
C:\Users\Admin\AppData\Roaming\word.exe
Filesize
236KB

MD5
aabb09c3690d466afdfbbaeb791a8bc8

SHA1
128095dc05c3bdc4c00966f6c11ac79117f44833

SHA256
44bf46793f182055af9af6112cfd1236073c6ab0c879d0cffb49154e5c1c85dd

SHA512
b63268fa65e1346cfb31c0a0e2fc744c7f62a3b49bf287906562b4fb97f7190798132655ad7d2062c203d28d366cf5f273624b7abeb4446e150aae1f30dcdb65

Download Submit
C:\Users\Admin\AppData\Roaming\word.exe
Filesize
236KB

MD5
aabb09c3690d466afdfbbaeb791a8bc8

SHA1
128095dc05c3bdc4c00966f6c11ac79117f44833

SHA256
44bf46793f182055af9af6112cfd1236073c6ab0c879d0cffb49154e5c1c85dd

SHA512
b63268fa65e1346cfb31c0a0e2fc744c7f62a3b49bf287906562b4fb97f7190798132655ad7d2062c203d28d366cf5f273624b7abeb4446e150aae1f30dcdb65

Download Submit
\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
Filesize
65KB

MD5
b90829967c4bb4e9383db4bc97c700d7

SHA1
3a47c5fa95e23ba5dd019ce4f799e8c98c5f9202

SHA256
86103dfb9d1432ab1832858abccceab5fc11f54e7571e47ccd1ef1fc22fe003e

SHA512
70c6ca9bf7266dfe543e9be2cfb7157f06561f58838ab3a1bc9e965282613c2f5a91e1f5e1fbf4cf7b5d1a55d1b4bf91c455c89d69c471ed5b8c28c464a37fa5

Download Submit
\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
Filesize
65KB

MD5
b90829967c4bb4e9383db4bc97c700d7

SHA1
3a47c5fa95e23ba5dd019ce4f799e8c98c5f9202

SHA256
86103dfb9d1432ab1832858abccceab5fc11f54e7571e47ccd1ef1fc22fe003e

SHA512
70c6ca9bf7266dfe543e9be2cfb7157f06561f58838ab3a1bc9e965282613c2f5a91e1f5e1fbf4cf7b5d1a55d1b4bf91c455c89d69c471ed5b8c28c464a37fa5

Download Submit
\Users\Admin\AppData\Local\Temp\vjvzoxsg.exe
Filesize
65KB

MD5
b90829967c4bb4e9383db4bc97c700d7

SHA1
3a47c5fa95e23ba5dd019ce4f799e8c98c5f9202

SHA256
86103dfb9d1432ab1832858abccceab5fc11f54e7571e47ccd1ef1fc22fe003e

SHA512
70c6ca9bf7266dfe543e9be2cfb7157f06561f58838ab3a1bc9e965282613c2f5a91e1f5e1fbf4cf7b5d1a55d1b4bf91c455c89d69c471ed5b8c28c464a37fa5

Download Submit
\Users\Admin\AppData\Roaming\word.exe
Filesize
236KB

MD5
aabb09c3690d466afdfbbaeb791a8bc8

SHA1
128095dc05c3bdc4c00966f6c11ac79117f44833

SHA256
44bf46793f182055af9af6112cfd1236073c6ab0c879d0cffb49154e5c1c85dd

SHA512
b63268fa65e1346cfb31c0a0e2fc744c7f62a3b49bf287906562b4fb97f7190798132655ad7d2062c203d28d366cf5f273624b7abeb4446e150aae1f30dcdb65

Download Submit
memory/1080-81-0x0000000000000000-mapping.dmp

Download
memory/1184-93-0x0000000070D2D000-0x0000000070D38000-memory.dmp

Filesize
44KB

Download
memory/1184-92-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1184-58-0x0000000070D2D000-0x0000000070D38000-memory.dmp

Filesize
44KB

Download
memory/1184-57-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

Filesize
8KB

Download
memory/1184-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1184-55-0x000000006FD41000-0x000000006FD43000-memory.dmp

Filesize
8KB

Download
memory/1184-54-0x00000000722C1000-0x00000000722C4000-memory.dmp

Filesize
12KB

Download
memory/1184-82-0x0000000070D2D000-0x0000000070D38000-memory.dmp

Filesize
44KB

Download
memory/1404-74-0x000000000041F080-mapping.dmp

Download
memory/1404-78-0x00000000003D0000-0x00000000003E5000-memory.dmp

Filesize
84KB

Download
memory/1404-77-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download
memory/1404-76-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1412-79-0x0000000006D40000-0x0000000006EA5000-memory.dmp

Filesize
1.4MB

Download
memory/1412-91-0x0000000006F40000-0x00000000070A6000-memory.dmp

Filesize
1.4MB

Download
memory/1412-88-0x0000000006F40000-0x00000000070A6000-memory.dmp

Filesize
1.4MB

Download
memory/1476-86-0x0000000001CC0000-0x0000000001D54000-memory.dmp

Filesize
592KB

Download
memory/1476-85-0x0000000001F90000-0x0000000002293000-memory.dmp

Filesize
3.0MB

Download
memory/1476-84-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1476-87-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1476-83-0x0000000000130000-0x0000000000135000-memory.dmp

Filesize
20KB

Download
memory/1476-80-0x0000000000000000-mapping.dmp

Download
memory/1644-61-0x0000000000000000-mapping.dmp

Download
memory/1840-89-0x0000000000000000-mapping.dmp

Download
memory/1840-90-0x000007FEFB7D1000-0x000007FEFB7D3000-memory.dmp

Filesize
8KB

Download
memory/2004-67-0x0000000000000000-mapping.dmp

Download