xloader | 885a3f3c6c82f70a36a07cc47a0655ec01283f28863aa8c216f6ffa73f77bf2e

General

Target

tmp/885a3f3c6c82f70a36a07cc47a0655ec01283f28863aa8c216f6ffa73f77bf2e.xls
Size

317KB
MD5

207b94d9cc8b9af2ccc9ff119cf94ae5
SHA1

2c562a8c366f4ae564e7b6e9264212fb602429bf
SHA256

885a3f3c6c82f70a36a07cc47a0655ec01283f28863aa8c216f6ffa73f77bf2e
SHA512

0feef63885c908f399d794496b420b514ca67b6874440ddba7d8972250f6c1384278155a5b7ee2917cef95ac167705a75cc6ae8ad9fedfdb7575426fd74e7354

Score

10^/10

xloader fqiq loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

fqiq

Decoy

driventow.com

ipatchwork.today

bolder.equipment

seal-brother.com

mountlaketerraceapartments.com

weeden.xyz

sanlifalan.com

athafood.com

isshinn1.com

creationslazzaroni.com

eclecticrenaissancewoman.com

satellitephonstore.com

cotchildcare.com

yamacorp.digital

ff4cuno43.xyz

quicksticks.community

govindfinance.com

farmersfirstseed.com

megacinema.club

tablescaperendezvous4two.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/984-67-0x000000000041D4B0-mapping.dmp	xloader
behavioral1/memory/984-66-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1992-76-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 908 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

vbc.exevbc.exe

pid process

1680 vbc.exe
984 vbc.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXEvbc.exe

pid process

908 EQNEDT32.EXE
908 EQNEDT32.EXE
908 EQNEDT32.EXE
1680 vbc.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
4	908	EQNEDT32.EXE

pid	process
1680	vbc.exe
984	vbc.exe

pid	process
908	EQNEDT32.EXE
908	EQNEDT32.EXE
908	EQNEDT32.EXE
1680	vbc.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc.exevbc.exeNAPSTAT.EXE

description	pid	process	target process
PID 1680 set thread context of 984	1680	vbc.exe	vbc.exe
PID 984 set thread context of 1384	984	vbc.exe	Explorer.EXE
PID 1992 set thread context of 1384	1992	NAPSTAT.EXE	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

NSIS installer 12 IoCs

installer

Processes:

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

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

908 EQNEDT32.EXE

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

pid	process
908	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	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\ = "&Edit"	EXCEL.EXE
Key deleted	\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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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 MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	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 HTML Editor\shell\edit	EXCEL.EXE
Key deleted	\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 HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key deleted	\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
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\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\shell	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 MHTML Editor\shell\edit	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1672 EXCEL.EXE

pid	process
1672	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

vbc.exeNAPSTAT.EXE

pid	process
984	vbc.exe
984	vbc.exe
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE
1992	NAPSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1384 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc.exeNAPSTAT.EXE

pid process

984 vbc.exe
984 vbc.exe
984 vbc.exe
1992 NAPSTAT.EXE
1992 NAPSTAT.EXE

pid	process
1384	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

vbc.exeNAPSTAT.EXEExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	984	vbc.exe
Token: SeDebugPrivilege	1992	NAPSTAT.EXE
Token: SeShutdownPrivilege	1384	Explorer.EXE
Token: SeShutdownPrivilege	1384	Explorer.EXE
Token: SeShutdownPrivilege	1384	Explorer.EXE
Token: SeShutdownPrivilege	1384	Explorer.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

EXCEL.EXE

pid process

1672 EXCEL.EXE
1672 EXCEL.EXE
1672 EXCEL.EXE
1672 EXCEL.EXE

pid	process
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE
1672	EXCEL.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

EQNEDT32.EXEvbc.exeExplorer.EXENAPSTAT.EXE

description	pid	process	target process
PID 908 wrote to memory of 1680	908	EQNEDT32.EXE	vbc.exe
PID 908 wrote to memory of 1680	908	EQNEDT32.EXE	vbc.exe
PID 908 wrote to memory of 1680	908	EQNEDT32.EXE	vbc.exe
PID 908 wrote to memory of 1680	908	EQNEDT32.EXE	vbc.exe
PID 1680 wrote to memory of 984	1680	vbc.exe	vbc.exe
PID 1680 wrote to memory of 984	1680	vbc.exe	vbc.exe
PID 1680 wrote to memory of 984	1680	vbc.exe	vbc.exe
PID 1680 wrote to memory of 984	1680	vbc.exe	vbc.exe
PID 1680 wrote to memory of 984	1680	vbc.exe	vbc.exe
PID 1680 wrote to memory of 984	1680	vbc.exe	vbc.exe
PID 1680 wrote to memory of 984	1680	vbc.exe	vbc.exe
PID 1384 wrote to memory of 1992	1384	Explorer.EXE	NAPSTAT.EXE
PID 1384 wrote to memory of 1992	1384	Explorer.EXE	NAPSTAT.EXE
PID 1384 wrote to memory of 1992	1384	Explorer.EXE	NAPSTAT.EXE
PID 1384 wrote to memory of 1992	1384	Explorer.EXE	NAPSTAT.EXE
PID 1992 wrote to memory of 364	1992	NAPSTAT.EXE	cmd.exe
PID 1992 wrote to memory of 364	1992	NAPSTAT.EXE	cmd.exe
PID 1992 wrote to memory of 364	1992	NAPSTAT.EXE	cmd.exe
PID 1992 wrote to memory of 364	1992	NAPSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1384

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\tmp\885a3f3c6c82f70a36a07cc47a0655ec01283f28863aa8c216f6ffa73f77bf2e.xls
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1672

C:\Windows\SysWOW64\NAPSTAT.EXE
"C:\Windows\SysWOW64\NAPSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1992

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Public\vbc.exe"
3⤵
PID:364

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:908

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Exploitation for Client Execution

1

T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Public\vbc.exe
MD5
09d20093b28ef892d0a7d3d6a3f09574

SHA1
05b357f88e60c31cfa3f4752d0f70dd66aa367b0

SHA256
ca63aeb4d3c007faf34aaba889aa142c87642594b5aa6bcac41a2e4aa1c4c807

SHA512
19fa0692cedb7f16e1fec497b77be0dd36d22b7f13ce380ddc492075ae69563ee139567fc93c2ceef469893c6d1a0df90863859c128f6de29ce7c1c21f1f5eb7

Download Submit
C:\Users\Public\vbc.exe
MD5
09d20093b28ef892d0a7d3d6a3f09574

SHA1
05b357f88e60c31cfa3f4752d0f70dd66aa367b0

SHA256
ca63aeb4d3c007faf34aaba889aa142c87642594b5aa6bcac41a2e4aa1c4c807

SHA512
19fa0692cedb7f16e1fec497b77be0dd36d22b7f13ce380ddc492075ae69563ee139567fc93c2ceef469893c6d1a0df90863859c128f6de29ce7c1c21f1f5eb7

Download Submit
C:\Users\Public\vbc.exe
MD5
09d20093b28ef892d0a7d3d6a3f09574

SHA1
05b357f88e60c31cfa3f4752d0f70dd66aa367b0

SHA256
ca63aeb4d3c007faf34aaba889aa142c87642594b5aa6bcac41a2e4aa1c4c807

SHA512
19fa0692cedb7f16e1fec497b77be0dd36d22b7f13ce380ddc492075ae69563ee139567fc93c2ceef469893c6d1a0df90863859c128f6de29ce7c1c21f1f5eb7

Download Submit
\Users\Admin\AppData\Local\Temp\nsdEF30.tmp\pcvjcsta.dll
MD5
ef8062b63953fcd3f681f2be88a4da2a

SHA1
64c477af7e0c75a8c86aa9a467431288128ef602

SHA256
d1e1f757445aa460b95e7b7cd1144a9db3e0bc017aba1ca1dfb6314c69619e89

SHA512
c687adf84718cb5835d74fc4ba8460ec209286c10e65b221a61120fde9d7efdb5d27823b17c7b5cc4fde7eb0ba75565061c5ab7549556a5975ff74e3b0e08270

Download Submit
\Users\Public\vbc.exe
MD5
09d20093b28ef892d0a7d3d6a3f09574

SHA1
05b357f88e60c31cfa3f4752d0f70dd66aa367b0

SHA256
ca63aeb4d3c007faf34aaba889aa142c87642594b5aa6bcac41a2e4aa1c4c807

SHA512
19fa0692cedb7f16e1fec497b77be0dd36d22b7f13ce380ddc492075ae69563ee139567fc93c2ceef469893c6d1a0df90863859c128f6de29ce7c1c21f1f5eb7

Download Submit
\Users\Public\vbc.exe
MD5
09d20093b28ef892d0a7d3d6a3f09574

SHA1
05b357f88e60c31cfa3f4752d0f70dd66aa367b0

SHA256
ca63aeb4d3c007faf34aaba889aa142c87642594b5aa6bcac41a2e4aa1c4c807

SHA512
19fa0692cedb7f16e1fec497b77be0dd36d22b7f13ce380ddc492075ae69563ee139567fc93c2ceef469893c6d1a0df90863859c128f6de29ce7c1c21f1f5eb7

Download Submit
\Users\Public\vbc.exe
MD5
09d20093b28ef892d0a7d3d6a3f09574

SHA1
05b357f88e60c31cfa3f4752d0f70dd66aa367b0

SHA256
ca63aeb4d3c007faf34aaba889aa142c87642594b5aa6bcac41a2e4aa1c4c807

SHA512
19fa0692cedb7f16e1fec497b77be0dd36d22b7f13ce380ddc492075ae69563ee139567fc93c2ceef469893c6d1a0df90863859c128f6de29ce7c1c21f1f5eb7

Download Submit
memory/364-75-0x0000000000000000-mapping.dmp

Download
memory/908-57-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/984-67-0x000000000041D4B0-mapping.dmp

Download
memory/984-66-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/984-70-0x0000000000970000-0x0000000000C73000-memory.dmp

Filesize
3.0MB

Download
memory/984-71-0x00000000003E0000-0x00000000003F1000-memory.dmp

Filesize
68KB

Download
memory/1384-72-0x0000000006E40000-0x0000000006F54000-memory.dmp

Filesize
1.1MB

Download
memory/1384-80-0x0000000006F60000-0x00000000070B1000-memory.dmp

Filesize
1.3MB

Download
memory/1672-54-0x000000002F571000-0x000000002F574000-memory.dmp

Filesize
12KB

Download
memory/1672-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1672-55-0x0000000071B71000-0x0000000071B73000-memory.dmp

Filesize
8KB

Download
memory/1672-79-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1680-61-0x0000000000000000-mapping.dmp

Download
memory/1992-73-0x0000000000000000-mapping.dmp

Download
memory/1992-76-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1992-74-0x0000000000C40000-0x0000000000C86000-memory.dmp

Filesize
280KB

Download
memory/1992-77-0x0000000002090000-0x0000000002393000-memory.dmp

Filesize
3.0MB

Download
memory/1992-78-0x0000000000940000-0x00000000009D0000-memory.dmp

Filesize
576KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads