xloader | 6234b22b81f55ce005b34b03c6ed94273060a0d0644728753c7c1651eeebac51

Analysis

max time kernel
157s
max time network
159s
platform
windows7_x64
resource
win7-en-20211208
submitted
17-02-2022 17:17

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General

Target

PO-SKM16204.xlsx
Size

187KB
MD5

dce483138ae7a79d5ca283aa65b8bea7
SHA1

ae77a002fc095eb56fdb9bf30c689adfd9a29fc2
SHA256

6234b22b81f55ce005b34b03c6ed94273060a0d0644728753c7c1651eeebac51
SHA512

93bcfedc054acb142c28ce6f1f4355b50779620b79745e7e1f7bc8032b2c3585deab4a2e26690d08902ff7192c50a16ee718c32883b5fdc55e52b4592267393c

Score

10^/10

xloader ahc8 loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ahc8

Decoy

192451.com

wwwripostes.net

sirikhalsalaw.com

bitterbaybay.com

stella-scrubs.com

almanecermezcal.com

goodgood.online

translate-now.online

sincerefilm.com

quadrantforensics.com

johnfrenchart.com

plick-click.com

alnileen.com

tghi.xyz

172711.com

maymakita.com

punnyaseva.com

ukash-online.com

sho-yururi-blog.com

hebergement-solidaire.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1908-72-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1908-76-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1424-85-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

4 1168 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

vbc.exemgavd.exemgavd.exe

pid process

1684 vbc.exe
1220 mgavd.exe
1908 mgavd.exe
Loads dropped DLL 5 IoCs

Processes:

EQNEDT32.EXEvbc.exemgavd.exe

pid process

1168 EQNEDT32.EXE
1168 EQNEDT32.EXE
1168 EQNEDT32.EXE
1684 vbc.exe
1220 mgavd.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
4	1168	EQNEDT32.EXE

pid	process
1684	vbc.exe
1220	mgavd.exe
1908	mgavd.exe

pid	process
1168	EQNEDT32.EXE
1168	EQNEDT32.EXE
1168	EQNEDT32.EXE
1684	vbc.exe
1220	mgavd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

mgavd.exemgavd.exeNAPSTAT.EXE

description	pid	process	target process
PID 1220 set thread context of 1908	1220	mgavd.exe	mgavd.exe
PID 1908 set thread context of 1416	1908	mgavd.exe	Explorer.EXE
PID 1908 set thread context of 1416	1908	mgavd.exe	Explorer.EXE
PID 1424 set thread context of 1416	1424	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 10 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

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

1168 EQNEDT32.EXE

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

pid	process
1168	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
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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	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-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar	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	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	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\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt	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 HTML Editor	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	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 (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\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\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	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 (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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1736 EXCEL.EXE

pid	process
1736	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

mgavd.exeNAPSTAT.EXE

pid	process
1908	mgavd.exe
1908	mgavd.exe
1908	mgavd.exe
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE
1424	NAPSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

mgavd.exeNAPSTAT.EXE

pid process

1908 mgavd.exe
1908 mgavd.exe
1908 mgavd.exe
1908 mgavd.exe
1424 NAPSTAT.EXE
1424 NAPSTAT.EXE

pid	process
1416	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

mgavd.exeExplorer.EXENAPSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	1908	mgavd.exe
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeDebugPrivilege	1424	NAPSTAT.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE

Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
1416 Explorer.EXE
1416 Explorer.EXE
1416 Explorer.EXE
1416 Explorer.EXE
1416 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
1416 Explorer.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

1736 EXCEL.EXE
1736 EXCEL.EXE
1736 EXCEL.EXE
1736 EXCEL.EXE
1736 EXCEL.EXE

pid	process
1416	Explorer.EXE
1416	Explorer.EXE
1416	Explorer.EXE
1416	Explorer.EXE
1416	Explorer.EXE
1416	Explorer.EXE

pid	process
1416	Explorer.EXE
1416	Explorer.EXE

pid	process
1736	EXCEL.EXE
1736	EXCEL.EXE
1736	EXCEL.EXE
1736	EXCEL.EXE
1736	EXCEL.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

EQNEDT32.EXEvbc.exemgavd.exeExplorer.EXENAPSTAT.EXE

description	pid	process	target process
PID 1168 wrote to memory of 1684	1168	EQNEDT32.EXE	vbc.exe
PID 1168 wrote to memory of 1684	1168	EQNEDT32.EXE	vbc.exe
PID 1168 wrote to memory of 1684	1168	EQNEDT32.EXE	vbc.exe
PID 1168 wrote to memory of 1684	1168	EQNEDT32.EXE	vbc.exe
PID 1684 wrote to memory of 1220	1684	vbc.exe	mgavd.exe
PID 1684 wrote to memory of 1220	1684	vbc.exe	mgavd.exe
PID 1684 wrote to memory of 1220	1684	vbc.exe	mgavd.exe
PID 1684 wrote to memory of 1220	1684	vbc.exe	mgavd.exe
PID 1220 wrote to memory of 1908	1220	mgavd.exe	mgavd.exe
PID 1220 wrote to memory of 1908	1220	mgavd.exe	mgavd.exe
PID 1220 wrote to memory of 1908	1220	mgavd.exe	mgavd.exe
PID 1220 wrote to memory of 1908	1220	mgavd.exe	mgavd.exe
PID 1220 wrote to memory of 1908	1220	mgavd.exe	mgavd.exe
PID 1220 wrote to memory of 1908	1220	mgavd.exe	mgavd.exe
PID 1220 wrote to memory of 1908	1220	mgavd.exe	mgavd.exe
PID 1416 wrote to memory of 1424	1416	Explorer.EXE	NAPSTAT.EXE
PID 1416 wrote to memory of 1424	1416	Explorer.EXE	NAPSTAT.EXE
PID 1416 wrote to memory of 1424	1416	Explorer.EXE	NAPSTAT.EXE
PID 1416 wrote to memory of 1424	1416	Explorer.EXE	NAPSTAT.EXE
PID 1424 wrote to memory of 920	1424	NAPSTAT.EXE	cmd.exe
PID 1424 wrote to memory of 920	1424	NAPSTAT.EXE	cmd.exe
PID 1424 wrote to memory of 920	1424	NAPSTAT.EXE	cmd.exe
PID 1424 wrote to memory of 920	1424	NAPSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1416

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\PO-SKM16204.xlsx
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1736

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:1424

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\mgavd.exe"
3⤵
PID:920

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:1168

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1684

C:\Users\Admin\AppData\Local\Temp\mgavd.exe
C:\Users\Admin\AppData\Local\Temp\mgavd.exe C:\Users\Admin\AppData\Local\Temp\qkiged
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1220

C:\Users\Admin\AppData\Local\Temp\mgavd.exe
C:\Users\Admin\AppData\Local\Temp\mgavd.exe C:\Users\Admin\AppData\Local\Temp\qkiged
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1908

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Exploitation for Client Execution

T1203

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\cnqpil5ibr72wg
MD5
63539c239244dbf6f83e1cc1ebb0a444

SHA1
67247ee80ed7f59271e7d897a683ce503cde51c3

SHA256
1bbd6f3f30511de3bf7c7643d929edd1f863c0f0bd67331d99b58cb170f61993

SHA512
5049f48fe77653a511e5949cfe6c565611f68ae08a557385fb70833495455021fe2ec657c9e127e0e3169dd2127dc136df73b4c361d3bd71661d6f51b28c5d11

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C:\Users\Admin\AppData\Local\Temp\mgavd.exe
MD5
1738f16649edcdc550f3e20daa46eafc

SHA1
5368d6a6a275a46f5db8bc32a918555321d64a63

SHA256
668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

SHA512
d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

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C:\Users\Admin\AppData\Local\Temp\mgavd.exe
MD5
1738f16649edcdc550f3e20daa46eafc

SHA1
5368d6a6a275a46f5db8bc32a918555321d64a63

SHA256
668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

SHA512
d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

Download Submit
C:\Users\Admin\AppData\Local\Temp\mgavd.exe
MD5
1738f16649edcdc550f3e20daa46eafc

SHA1
5368d6a6a275a46f5db8bc32a918555321d64a63

SHA256
668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

SHA512
d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

Download Submit
C:\Users\Admin\AppData\Local\Temp\qkiged
MD5
9b99f44011ecc5da234e3f81f9623261

SHA1
1f0b6c9dcff5bc24595fc35d775713dc6f5cce7f

SHA256
7014625142806826e7427ec69626abe3d15ce7b21286881eb8c48bcb96d0c47c

SHA512
1af1e48b36ad4584d4340e09344dba060974469e5defe7bef9b31e93a6d61b95276c5139f4ae2f5c4342806d75a240753440aaa0805e31406b46617093ff2268

Download Submit
C:\Users\Public\vbc.exe
MD5
8c6d84464096e6d1849c689708516a8d

SHA1
8be47c3512da862eacddc5f4e1eddc55d0e8d4bb

SHA256
6370ffa17cea91839f8a40555da2ef41f0e97d539e4bdc60871a7783abcdd7f6

SHA512
02913ecf4ab9927c86efb3add83a9edf21de2269acc49b698296626242d5aa04cd89eb8ac267ddafac82d39a2fa099e7474cd70f13f22ab324d1c54f14fbe967

Download Submit
C:\Users\Public\vbc.exe
MD5
8c6d84464096e6d1849c689708516a8d

SHA1
8be47c3512da862eacddc5f4e1eddc55d0e8d4bb

SHA256
6370ffa17cea91839f8a40555da2ef41f0e97d539e4bdc60871a7783abcdd7f6

SHA512
02913ecf4ab9927c86efb3add83a9edf21de2269acc49b698296626242d5aa04cd89eb8ac267ddafac82d39a2fa099e7474cd70f13f22ab324d1c54f14fbe967

Download Submit
\Users\Admin\AppData\Local\Temp\mgavd.exe
MD5
1738f16649edcdc550f3e20daa46eafc

SHA1
5368d6a6a275a46f5db8bc32a918555321d64a63

SHA256
668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

SHA512
d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

Download Submit
\Users\Admin\AppData\Local\Temp\mgavd.exe
MD5
1738f16649edcdc550f3e20daa46eafc

SHA1
5368d6a6a275a46f5db8bc32a918555321d64a63

SHA256
668cc6abe5a037b7570fe87a8f1f8aa0e31da4479e7f9ebf188462176d889a35

SHA512
d0b348417cb75064e2553b17b0252d05f18bd76491a2c4a90202f21f875b50d3f097933e67c1cb67e6e2be320ca6080ba9120a118677a2df563f0e3dbfe61b13

Download Submit
\Users\Public\vbc.exe
MD5
8c6d84464096e6d1849c689708516a8d

SHA1
8be47c3512da862eacddc5f4e1eddc55d0e8d4bb

SHA256
6370ffa17cea91839f8a40555da2ef41f0e97d539e4bdc60871a7783abcdd7f6

SHA512
02913ecf4ab9927c86efb3add83a9edf21de2269acc49b698296626242d5aa04cd89eb8ac267ddafac82d39a2fa099e7474cd70f13f22ab324d1c54f14fbe967

Download Submit
\Users\Public\vbc.exe
MD5
8c6d84464096e6d1849c689708516a8d

SHA1
8be47c3512da862eacddc5f4e1eddc55d0e8d4bb

SHA256
6370ffa17cea91839f8a40555da2ef41f0e97d539e4bdc60871a7783abcdd7f6

SHA512
02913ecf4ab9927c86efb3add83a9edf21de2269acc49b698296626242d5aa04cd89eb8ac267ddafac82d39a2fa099e7474cd70f13f22ab324d1c54f14fbe967

Download Submit
\Users\Public\vbc.exe
MD5
8c6d84464096e6d1849c689708516a8d

SHA1
8be47c3512da862eacddc5f4e1eddc55d0e8d4bb

SHA256
6370ffa17cea91839f8a40555da2ef41f0e97d539e4bdc60871a7783abcdd7f6

SHA512
02913ecf4ab9927c86efb3add83a9edf21de2269acc49b698296626242d5aa04cd89eb8ac267ddafac82d39a2fa099e7474cd70f13f22ab324d1c54f14fbe967

Download Submit
memory/1168-59-0x0000000076851000-0x0000000076853000-memory.dmp

Filesize
8KB

Download
memory/1416-83-0x0000000006BE0000-0x0000000006D19000-memory.dmp

Filesize
1.2MB

Download
memory/1416-79-0x0000000004EE0000-0x0000000004F9E000-memory.dmp

Filesize
760KB

Download
memory/1416-88-0x0000000006E00000-0x0000000006F6F000-memory.dmp

Filesize
1.4MB

Download
memory/1424-87-0x0000000001D40000-0x0000000001DD0000-memory.dmp

Filesize
576KB

Download
memory/1424-84-0x00000000001C0000-0x0000000000206000-memory.dmp

Filesize
280KB

Download
memory/1424-85-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1424-86-0x0000000001ED0000-0x00000000021D3000-memory.dmp

Filesize
3.0MB

Download
memory/1736-58-0x0000000072B4D000-0x0000000072B58000-memory.dmp

Filesize
44KB

Download
memory/1736-89-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1736-56-0x0000000071B61000-0x0000000071B63000-memory.dmp

Filesize
8KB

Download
memory/1736-55-0x000000002F5F1000-0x000000002F5F4000-memory.dmp

Filesize
12KB

Download
memory/1736-57-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1908-72-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1908-82-0x00000000006A0000-0x00000000006B1000-memory.dmp

Filesize
68KB

Download
memory/1908-81-0x000000000041D000-0x000000000041E000-memory.dmp

Filesize
4KB

Download
memory/1908-76-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1908-78-0x00000000003E0000-0x00000000003F1000-memory.dmp

Filesize
68KB

Download
memory/1908-77-0x000000000041D000-0x000000000041E000-memory.dmp

Filesize
4KB

Download
memory/1908-75-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download