formbook | 758babb4a9a5fe4b8c01249407865b66d21151853ef0d89cbcdb5c4094381c27

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20-02-2023 09:48

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General

Target

822e04d01976758fde626715bc7088a2.xlsx
Size

873KB
MD5

822e04d01976758fde626715bc7088a2
SHA1

a5207fd96dc218a708320e10e4a5d80a015c9ec3
SHA256

758babb4a9a5fe4b8c01249407865b66d21151853ef0d89cbcdb5c4094381c27
SHA512

0504673b260deb984a2d939016b6219e979c6365d4fcf13aa11f3082e0c33d022b7a814187de45ac165186a525f6bb0212206e53ab33e603ede38538d9797397
SSDEEP

24576:EQewRaHQt/yAlrf1bFR/Dh1uxNgDTAOl+lD+DjDwZtRV:EMgHQtD3PwGNQ+DjsZt7

Score

10^/10

formbook xloader poub loader persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

poub

Decoy

WY0eksfISzRg4O6c+opnGL6gaw==

moRjn9ExtYi8UmUo+Tya

2vME+GedoxzFnuLXesUoVj4=

EvW4JWJ1NQ8nN3tA3SM=

2mK9efMZMgN1VOs=

8d0jua5b0J6AQEW7

/2cyThOd37DSTYMASDye4Q0t/Vs=

ral+tbIh2KKAQEW7

YLY9jsPtYB/FRmMo+Tya

R1WcElWAMtFxFrVqtZT2ZpIS9xRZNho=

KFXGg/T1pCC9GjrxUPTcjw==

8mMlK5nDwjjPFTP5jMtAtQ0t/Vs=

c7am8nhhlCo=

UW91trZj6dENxuRdpxOvW1Cf

sjOMUcvq6lYJCZEfV4euFzY=

62nBgPjdmWQkmWElww==

64E8JqA1aruSUvw=

NqI1reXpcR+REye0

8+y1oOsbjgSyEhjXUPTcjw==

Rx9by8gNBwN1VOs=

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1356-77-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/1356-86-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/788-89-0x0000000000070000-0x000000000009C000-memory.dmp	xloader
behavioral1/memory/788-92-0x0000000000070000-0x000000000009C000-memory.dmp	xloader

Blocklisted process makes network request 2 IoCs

Processes:

EQNEDT32.EXEwscript.exe

flow pid process

3 2032 EQNEDT32.EXE
23 788 wscript.exe
Downloads MZ/PE file
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

vhscnq.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Control Panel\International\Geo\Nation vhscnq.exe
Executes dropped EXE 3 IoCs

Processes:

name.exevhscnq.exevhscnq.exe

pid process

1120 name.exe
1436 vhscnq.exe
1356 vhscnq.exe
Loads dropped DLL 3 IoCs

Processes:

cmd.exename.exevhscnq.exe

pid process

1712 cmd.exe
1120 name.exe
1436 vhscnq.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

flow	pid	process
3	2032	EQNEDT32.EXE
23	788	wscript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Control Panel\International\Geo\Nation	vhscnq.exe

pid	process
1120	name.exe
1436	vhscnq.exe
1356	vhscnq.exe

pid	process
1712	cmd.exe
1120	name.exe
1436	vhscnq.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\KPUD5TBPDLH = "C:\\Program Files (x86)\\Jmjo\\vgamptpgbmx.exe"	wscript.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

vhscnq.exevhscnq.exewscript.exe

description	pid	process	target process
PID 1436 set thread context of 1356	1436	vhscnq.exe	vhscnq.exe
PID 1356 set thread context of 1256	1356	vhscnq.exe	Explorer.EXE
PID 1356 set thread context of 1256	1356	vhscnq.exe	Explorer.EXE
PID 788 set thread context of 1256	788	wscript.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

wscript.exe

description ioc process

File opened for modification C:\Program Files (x86)\Jmjo\vgamptpgbmx.exe wscript.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

2032 EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Jmjo\vgamptpgbmx.exe	wscript.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

pid	process
2032	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXEwscript.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.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\""	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\Registry\User\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.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\""	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1584 EXCEL.EXE

pid	process
1584	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

vhscnq.exewscript.exe

pid	process
1356	vhscnq.exe
1356	vhscnq.exe
1356	vhscnq.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe

Suspicious behavior: MapViewOfSection 9 IoCs

Processes:

vhscnq.exevhscnq.exewscript.exe

pid process

1436 vhscnq.exe
1356 vhscnq.exe
1356 vhscnq.exe
1356 vhscnq.exe
1356 vhscnq.exe
788 wscript.exe
788 wscript.exe
788 wscript.exe
788 wscript.exe

pid	process
1436	vhscnq.exe
1356	vhscnq.exe
1356	vhscnq.exe
1356	vhscnq.exe
1356	vhscnq.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe
788	wscript.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

vhscnq.exeExplorer.EXEwscript.exe

description	pid	process
Token: SeDebugPrivilege	1356	vhscnq.exe
Token: SeShutdownPrivilege	1256	Explorer.EXE
Token: SeShutdownPrivilege	1256	Explorer.EXE
Token: SeShutdownPrivilege	1256	Explorer.EXE
Token: SeDebugPrivilege	788	wscript.exe
Token: SeShutdownPrivilege	1256	Explorer.EXE
Token: SeShutdownPrivilege	1256	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

EXCEL.EXEExplorer.EXE

pid process

1584 EXCEL.EXE
1584 EXCEL.EXE
1256 Explorer.EXE
1256 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1256 Explorer.EXE
1256 Explorer.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1584 EXCEL.EXE
1584 EXCEL.EXE
1584 EXCEL.EXE

pid	process
1584	EXCEL.EXE
1584	EXCEL.EXE
1256	Explorer.EXE
1256	Explorer.EXE

pid	process
1256	Explorer.EXE
1256	Explorer.EXE

pid	process
1584	EXCEL.EXE
1584	EXCEL.EXE
1584	EXCEL.EXE

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

EQNEDT32.EXEcmd.exename.exevhscnq.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 2032 wrote to memory of 1712	2032	EQNEDT32.EXE	cmd.exe
PID 2032 wrote to memory of 1712	2032	EQNEDT32.EXE	cmd.exe
PID 2032 wrote to memory of 1712	2032	EQNEDT32.EXE	cmd.exe
PID 2032 wrote to memory of 1712	2032	EQNEDT32.EXE	cmd.exe
PID 1712 wrote to memory of 1120	1712	cmd.exe	name.exe
PID 1712 wrote to memory of 1120	1712	cmd.exe	name.exe
PID 1712 wrote to memory of 1120	1712	cmd.exe	name.exe
PID 1712 wrote to memory of 1120	1712	cmd.exe	name.exe
PID 1120 wrote to memory of 1436	1120	name.exe	vhscnq.exe
PID 1120 wrote to memory of 1436	1120	name.exe	vhscnq.exe
PID 1120 wrote to memory of 1436	1120	name.exe	vhscnq.exe
PID 1120 wrote to memory of 1436	1120	name.exe	vhscnq.exe
PID 1436 wrote to memory of 1356	1436	vhscnq.exe	vhscnq.exe
PID 1436 wrote to memory of 1356	1436	vhscnq.exe	vhscnq.exe
PID 1436 wrote to memory of 1356	1436	vhscnq.exe	vhscnq.exe
PID 1436 wrote to memory of 1356	1436	vhscnq.exe	vhscnq.exe
PID 1436 wrote to memory of 1356	1436	vhscnq.exe	vhscnq.exe
PID 1256 wrote to memory of 788	1256	Explorer.EXE	wscript.exe
PID 1256 wrote to memory of 788	1256	Explorer.EXE	wscript.exe
PID 1256 wrote to memory of 788	1256	Explorer.EXE	wscript.exe
PID 1256 wrote to memory of 788	1256	Explorer.EXE	wscript.exe
PID 788 wrote to memory of 1600	788	wscript.exe	cmd.exe
PID 788 wrote to memory of 1600	788	wscript.exe	cmd.exe
PID 788 wrote to memory of 1600	788	wscript.exe	cmd.exe
PID 788 wrote to memory of 1600	788	wscript.exe	cmd.exe
PID 788 wrote to memory of 1560	788	wscript.exe	Firefox.exe
PID 788 wrote to memory of 1560	788	wscript.exe	Firefox.exe
PID 788 wrote to memory of 1560	788	wscript.exe	Firefox.exe
PID 788 wrote to memory of 1560	788	wscript.exe	Firefox.exe
PID 788 wrote to memory of 1560	788	wscript.exe	Firefox.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 WriteProcessMemory
PID:1256

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\822e04d01976758fde626715bc7088a2.xlsx
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1584

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:788

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\vhscnq.exe"
3⤵
PID:1600

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1560

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
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:2032

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Public\name.exe
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1712

C:\Users\Public\name.exe
C:\Users\Public\name.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1120

C:\Users\Admin\AppData\Local\Temp\vhscnq.exe
"C:\Users\Admin\AppData\Local\Temp\vhscnq.exe" C:\Users\Admin\AppData\Local\Temp\abwabjdszy.eak
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1436

C:\Users\Admin\AppData\Local\Temp\vhscnq.exe
"C:\Users\Admin\AppData\Local\Temp\vhscnq.exe"
5⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1356

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

T1203

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\abwabjdszy.eak
Filesize
5KB

MD5
69dd261f6c62dca33d5168100c97f33b

SHA1
1866762e16306d8bae126e69f973147033524641

SHA256
2ad32b0d339cd77450bfef72ef9573d21f07f521c8a8e1ea08f1e3650d8c66c6

SHA512
eb8b0dd2146756daddaca48fae8caeccb093971dacdc7ef2376082fed3cfce1f7247fa96c5e891f21b3a900db4cbbffd49deea5acca0f3d8a2d3a3ec6de4fcd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\fksrlm.dgd
Filesize
196KB

MD5
2a9451d28c3979c2c433fccf7a8c7bcc

SHA1
8ce3f411673607578d216634827c7b5a09cc60e0

SHA256
6e9f57d310ed5a306fdd29f4e08bd84388f1fa9b47d9b32149a7d39b69635a53

SHA512
9c6e6c77cad871c80fa52f5b72b9c833c6b3d2569da12ec6c4779749193bd24ff216528073527ff7007142435b20b8e0ba269c1ce8190ebee8e972e9f376f321

Download Submit
C:\Users\Admin\AppData\Local\Temp\vhscnq.exe
Filesize
296KB

MD5
7f8007ab65a81ef26d5da6b858761275

SHA1
c8d46d945969ca8fdffe0d0f817f5ec9302eb803

SHA256
8d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325

SHA512
8da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999

Download Submit
C:\Users\Admin\AppData\Local\Temp\vhscnq.exe
Filesize
296KB

MD5
7f8007ab65a81ef26d5da6b858761275

SHA1
c8d46d945969ca8fdffe0d0f817f5ec9302eb803

SHA256
8d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325

SHA512
8da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999

Download Submit
C:\Users\Admin\AppData\Local\Temp\vhscnq.exe
Filesize
296KB

MD5
7f8007ab65a81ef26d5da6b858761275

SHA1
c8d46d945969ca8fdffe0d0f817f5ec9302eb803

SHA256
8d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325

SHA512
8da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999

Download Submit
C:\Users\Public\name.exe
Filesize
346KB

MD5
2381e8814e1e61bb32d60dc7ec454cfd

SHA1
e977992e703adb78aedec50b22ff15ddd560ebc2

SHA256
18d458dd2ce89c4e25e26fd8208373327d81c60a18bce9d074f10917c2764bc5

SHA512
f0777968c2269204edffd3a96a7542bb535dbc01868bf51113967b623cf01d0f8e3689a492464ea7d579e41c13a626db610f0908e5fdee58804f711045c86781

Download Submit
C:\Users\Public\name.exe
Filesize
346KB

MD5
2381e8814e1e61bb32d60dc7ec454cfd

SHA1
e977992e703adb78aedec50b22ff15ddd560ebc2

SHA256
18d458dd2ce89c4e25e26fd8208373327d81c60a18bce9d074f10917c2764bc5

SHA512
f0777968c2269204edffd3a96a7542bb535dbc01868bf51113967b623cf01d0f8e3689a492464ea7d579e41c13a626db610f0908e5fdee58804f711045c86781

Download Submit
\Users\Admin\AppData\Local\Temp\vhscnq.exe
Filesize
296KB

MD5
7f8007ab65a81ef26d5da6b858761275

SHA1
c8d46d945969ca8fdffe0d0f817f5ec9302eb803

SHA256
8d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325

SHA512
8da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999

Download Submit
\Users\Admin\AppData\Local\Temp\vhscnq.exe
Filesize
296KB

MD5
7f8007ab65a81ef26d5da6b858761275

SHA1
c8d46d945969ca8fdffe0d0f817f5ec9302eb803

SHA256
8d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325

SHA512
8da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999

Download Submit
\Users\Public\name.exe
Filesize
346KB

MD5
2381e8814e1e61bb32d60dc7ec454cfd

SHA1
e977992e703adb78aedec50b22ff15ddd560ebc2

SHA256
18d458dd2ce89c4e25e26fd8208373327d81c60a18bce9d074f10917c2764bc5

SHA512
f0777968c2269204edffd3a96a7542bb535dbc01868bf51113967b623cf01d0f8e3689a492464ea7d579e41c13a626db610f0908e5fdee58804f711045c86781

Download Submit
memory/788-89-0x0000000000070000-0x000000000009C000-memory.dmp

Filesize
176KB

Download
memory/788-90-0x00000000020A0000-0x00000000023A3000-memory.dmp

Filesize
3.0MB

Download
memory/788-91-0x0000000001DD0000-0x0000000001E60000-memory.dmp

Filesize
576KB

Download
memory/788-92-0x0000000000070000-0x000000000009C000-memory.dmp

Filesize
176KB

Download
memory/788-88-0x0000000000810000-0x0000000000836000-memory.dmp

Filesize
152KB

Download
memory/788-85-0x0000000000000000-mapping.dmp

Download
memory/1120-63-0x0000000000000000-mapping.dmp

Download
memory/1256-80-0x0000000006560000-0x000000000662F000-memory.dmp

Filesize
828KB

Download
memory/1256-93-0x0000000006D60000-0x0000000006E03000-memory.dmp

Filesize
652KB

Download
memory/1256-94-0x0000000006D60000-0x0000000006E03000-memory.dmp

Filesize
652KB

Download
memory/1256-84-0x0000000006B20000-0x0000000006C3B000-memory.dmp

Filesize
1.1MB

Download
memory/1356-77-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1356-86-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1356-78-0x0000000000810000-0x0000000000B13000-memory.dmp

Filesize
3.0MB

Download
memory/1356-79-0x00000000002C0000-0x00000000002D1000-memory.dmp

Filesize
68KB

Download
memory/1356-83-0x0000000000390000-0x00000000003A1000-memory.dmp

Filesize
68KB

Download
memory/1356-74-0x000000000041FF10-mapping.dmp

Download
memory/1436-67-0x0000000000000000-mapping.dmp

Download
memory/1584-58-0x0000000075241000-0x0000000075243000-memory.dmp

Filesize
8KB

Download
memory/1584-76-0x000000006CCD1000-0x000000006CCD3000-memory.dmp

Filesize
8KB

Download
memory/1584-54-0x000000002F4E1000-0x000000002F4E4000-memory.dmp

Filesize
12KB

Download
memory/1584-82-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download
memory/1584-81-0x000000006CC71000-0x000000006CC73000-memory.dmp

Filesize
8KB

Download
memory/1584-57-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download
memory/1584-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1584-55-0x0000000071651000-0x0000000071653000-memory.dmp

Filesize
8KB

Download
memory/1584-95-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1584-96-0x000000007263D000-0x0000000072648000-memory.dmp

Filesize
44KB

Download
memory/1600-87-0x0000000000000000-mapping.dmp

Download
memory/1712-60-0x0000000000000000-mapping.dmp

Download