warzonerat | 12f445be3eb360cb621537a9ecc077063399643860a2ee26588b69e1f13b6c84

Analysis

max time kernel
139s
max time network
64s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 01:08

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General

Target

12f445be3eb360cb621537a9ecc077063399643860a2ee26588b69e1f13b6c84.xls
Size

1.1MB
MD5

46980a1034c1e50936ed93d06a2a0168
SHA1

f99b8d7797a6f34376a435e77879d2966facb926
SHA256

12f445be3eb360cb621537a9ecc077063399643860a2ee26588b69e1f13b6c84
SHA512

b719861c389640c1e43fc812cd770298ff87f31d7ea87a447217dae94cdab7a2326a45dc7d2a79f612c7deef18679f3016eb99d10279c085c4a718bb8da369f1
SSDEEP

24576:dg9r5XXXXXXXXXXXXUXXXXXXXSXXXXXXXXSm9r5XXXXXXXXXXXXUXXXXXXXSXXXH:kTsp2m2

Score

10^/10

warzonerat infostealer rat

Malware Config

Signatures

WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
rat infostealer warzonerat

Warzone RAT payload 8 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/520-88-0x0000000000400000-0x0000000000568000-memory.dmp	warzonerat
behavioral1/memory/520-89-0x0000000000400000-0x0000000000568000-memory.dmp	warzonerat
behavioral1/memory/520-91-0x0000000000400000-0x0000000000568000-memory.dmp	warzonerat
behavioral1/memory/520-93-0x0000000000400000-0x0000000000568000-memory.dmp	warzonerat
behavioral1/memory/520-94-0x0000000000400000-0x0000000000568000-memory.dmp	warzonerat
behavioral1/memory/520-95-0x000000000040B556-mapping.dmp	warzonerat
behavioral1/memory/520-99-0x0000000000400000-0x0000000000568000-memory.dmp	warzonerat
behavioral1/memory/520-100-0x0000000000400000-0x0000000000568000-memory.dmp	warzonerat

Blocklisted process makes network request 5 IoCs

Processes:

EQNEDT32.EXE

flow pid process

5 1656 EQNEDT32.EXE
7 1656 EQNEDT32.EXE
9 1656 EQNEDT32.EXE
11 1656 EQNEDT32.EXE
13 1656 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

vbc.exevbc.exevbc.exe

pid process

1924 vbc.exe
1164 vbc.exe
520 vbc.exe
Loads dropped DLL 5 IoCs

Processes:

EQNEDT32.EXE

pid process

1656 EQNEDT32.EXE
1656 EQNEDT32.EXE
1656 EQNEDT32.EXE
1656 EQNEDT32.EXE
1656 EQNEDT32.EXE
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
5	1656	EQNEDT32.EXE
7	1656	EQNEDT32.EXE
9	1656	EQNEDT32.EXE
11	1656	EQNEDT32.EXE
13	1656	EQNEDT32.EXE

pid	process
1924	vbc.exe
1164	vbc.exe
520	vbc.exe

pid	process
1656	EQNEDT32.EXE
1656	EQNEDT32.EXE
1656	EQNEDT32.EXE
1656	EQNEDT32.EXE
1656	EQNEDT32.EXE

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

vbc.exe

description pid process target process

PID 1924 set thread context of 520 1924 vbc.exe vbc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1668 schtasks.exe
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

1656 EQNEDT32.EXE

description	pid	process	target process
PID 1924 set thread context of 520	1924	vbc.exe	vbc.exe

pid	process
1668	schtasks.exe

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

pid	process
1656	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	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\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt	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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	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 created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	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\edit	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	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
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\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
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
Key deleted	\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\command	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	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 (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	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\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	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 Publisher\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	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 (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 Publisher	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2016 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

vbc.exepowershell.exe

pid process

1924 vbc.exe
1924 vbc.exe
1012 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

vbc.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1924 vbc.exe
Token: SeDebugPrivilege 1012 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2016 EXCEL.EXE
2016 EXCEL.EXE
2016 EXCEL.EXE

pid	process
2016	EXCEL.EXE

pid	process
1924	vbc.exe
1924	vbc.exe
1012	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1924	vbc.exe
Token: SeDebugPrivilege	1012	powershell.exe

pid	process
2016	EXCEL.EXE
2016	EXCEL.EXE
2016	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

EQNEDT32.EXEvbc.exe

description	pid	process	target process
PID 1656 wrote to memory of 1924	1656	EQNEDT32.EXE	vbc.exe
PID 1656 wrote to memory of 1924	1656	EQNEDT32.EXE	vbc.exe
PID 1656 wrote to memory of 1924	1656	EQNEDT32.EXE	vbc.exe
PID 1656 wrote to memory of 1924	1656	EQNEDT32.EXE	vbc.exe
PID 1924 wrote to memory of 1012	1924	vbc.exe	powershell.exe
PID 1924 wrote to memory of 1012	1924	vbc.exe	powershell.exe
PID 1924 wrote to memory of 1012	1924	vbc.exe	powershell.exe
PID 1924 wrote to memory of 1012	1924	vbc.exe	powershell.exe
PID 1924 wrote to memory of 1668	1924	vbc.exe	schtasks.exe
PID 1924 wrote to memory of 1668	1924	vbc.exe	schtasks.exe
PID 1924 wrote to memory of 1668	1924	vbc.exe	schtasks.exe
PID 1924 wrote to memory of 1668	1924	vbc.exe	schtasks.exe
PID 1924 wrote to memory of 1164	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 1164	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 1164	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 1164	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe
PID 1924 wrote to memory of 520	1924	vbc.exe	vbc.exe

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\12f445be3eb360cb621537a9ecc077063399643860a2ee26588b69e1f13b6c84.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2016

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:1656

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rVdYoGcJyfds.exe"
3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1012

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rVdYoGcJyfds" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2A4C.tmp"
3⤵
- Creates scheduled task(s)
PID:1668

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
PID:1164

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
PID:520

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Scheduled Task

T1053

Exploitation for Client Execution

T1203

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Scripting

T1064

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2A4C.tmp
Filesize
1KB

MD5
ce181b7b804069a5100902c16344e5a1

SHA1
9bbc1f642eac94b86d0b146246b45ab4484c5c96

SHA256
9ae2f13cb3b71abd42dd92bbf8a0a3b4b83b4c58d0d28fa418629df04e1b0b95

SHA512
fa8902789f162a5d2ac15dfdb8f9ec6590c5892399bfbd44b1e11b4d3f876efc1df447e30d4586cbcac230f1785bfad75aa281288782071365c4cf9e53ee9b60

Download Submit
C:\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
C:\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
C:\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
C:\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
\Users\Public\vbc.exe
Filesize
974KB

MD5
7200b3d4fec8a77e6c8ba92f80e3ce30

SHA1
5af6cf29dd856ef42917c9218b9dd61f8406b530

SHA256
8637ff13ee0653cfe574b2b9a9429f3124d16fca44d606432b6739c3d40a126c

SHA512
1243d07db82f29c6afa508ef178996d3bad58d7848c15b6375a873fad0f57bb33ba35679e41d8b48b05c45f0ababe79a4b06e52e8c16d20cbc4f5b3875e46d02

Download Submit
memory/520-86-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-93-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-100-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-99-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-95-0x000000000040B556-mapping.dmp

Download
memory/520-94-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-91-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-89-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-88-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-83-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/520-82-0x0000000000400000-0x0000000000568000-memory.dmp

Filesize
1.4MB

Download
memory/1012-85-0x00000000730E0000-0x000000007368B000-memory.dmp

Filesize
5.7MB

Download
memory/1012-101-0x00000000730E0000-0x000000007368B000-memory.dmp

Filesize
5.7MB

Download
memory/1012-76-0x0000000000000000-mapping.dmp

Download
memory/1668-77-0x0000000000000000-mapping.dmp

Download
memory/1924-74-0x0000000000600000-0x000000000060E000-memory.dmp

Filesize
56KB

Download
memory/1924-66-0x0000000000000000-mapping.dmp

Download
memory/1924-69-0x0000000000A80000-0x0000000000B7A000-memory.dmp

Filesize
1000KB

Download
memory/1924-75-0x0000000007E70000-0x0000000007F00000-memory.dmp

Filesize
576KB

Download
memory/1924-80-0x0000000004910000-0x0000000004966000-memory.dmp

Filesize
344KB

Download
memory/1924-71-0x0000000000560000-0x0000000000576000-memory.dmp

Filesize
88KB

Download
memory/2016-72-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2016-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2016-73-0x0000000072BBD000-0x0000000072BC8000-memory.dmp

Filesize
44KB

Download
memory/2016-54-0x000000002FBB1000-0x000000002FBB4000-memory.dmp

Filesize
12KB

Download
memory/2016-55-0x0000000071BD1000-0x0000000071BD3000-memory.dmp

Filesize
8KB

Download
memory/2016-58-0x0000000072BBD000-0x0000000072BC8000-memory.dmp

Filesize
44KB

Download
memory/2016-60-0x0000000072BBD000-0x0000000072BC8000-memory.dmp

Filesize
44KB

Download
memory/2016-57-0x0000000076711000-0x0000000076713000-memory.dmp

Filesize
8KB

Download