xloader | 9386ac01c50cc2486dd0decec3706823b016adfba3cff50ffda5ed2ddd7f52c7

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20220414-en
submitted
10-05-2022 09:41

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General

Target

decrypted.xlsx
Size

201KB
MD5

e3506e12375a78e25c3928281dd19102
SHA1

94661f72f88800f105b413d7c93f9dc0a539f449
SHA256

16810206b9173b8f136c97f9d73fa19570aa14c697161774b1082fbd42a0a611
SHA512

083de22c84ea7ce61eddb0a5cbc7ecf2340dd708552a942713f991dd3a3a60c659ade36f9ed03bf657e707b7f275d1c6116427e5ca9d733a35cb99eafc7ac659

Score

10^/10

xloader arh2 loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

arh2

Decoy

hstorc.com

blackountry.com

dhrbakery.com

dezhouofit.com

defipayout.xyz

ginas4t.com

byzbh63.xyz

qrcrashview.com

mialibaby.com

enhaut.net

samainnova.com

yashveerresort.com

delfos.online

dungcumay.com

lj-counseling.net

fliptheswitch.pro

padogbitelawyer.com

aticarev.com

sederino.site

bestplansforpets-japan3.life

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral3/memory/2016-76-0x000000000041F270-mapping.dmp	xloader
behavioral3/memory/2016-75-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral3/memory/2016-79-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral3/memory/1740-85-0x0000000000080000-0x00000000000AB000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 1540 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

vbc.exeimqegvldrv.exeimqegvldrv.exe

pid process

1348 vbc.exe
1168 imqegvldrv.exe
2016 imqegvldrv.exe
Loads dropped DLL 6 IoCs

Processes:

EQNEDT32.EXEvbc.exeimqegvldrv.exe

pid process

1540 EQNEDT32.EXE
1540 EQNEDT32.EXE
1540 EQNEDT32.EXE
1348 vbc.exe
1348 vbc.exe
1168 imqegvldrv.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
3	1540	EQNEDT32.EXE

pid	process
1348	vbc.exe
1168	imqegvldrv.exe
2016	imqegvldrv.exe

pid	process
1540	EQNEDT32.EXE
1540	EQNEDT32.EXE
1540	EQNEDT32.EXE
1348	vbc.exe
1348	vbc.exe
1168	imqegvldrv.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

imqegvldrv.exeimqegvldrv.exesvchost.exe

description	pid	process	target process
PID 1168 set thread context of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 2016 set thread context of 1416	2016	imqegvldrv.exe	Explorer.EXE
PID 1740 set thread context of 1416	1740	svchost.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
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

1540 EQNEDT32.EXE

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

pid	process
1540	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\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 HTML 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
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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	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\edit	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\shell\edit\COMMAND	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 HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	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	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	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
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2040 EXCEL.EXE

pid	process
2040	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

imqegvldrv.exesvchost.exe

pid	process
2016	imqegvldrv.exe
2016	imqegvldrv.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe
1740	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

imqegvldrv.exesvchost.exe

pid process

2016 imqegvldrv.exe
2016 imqegvldrv.exe
2016 imqegvldrv.exe
1740 svchost.exe
1740 svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

imqegvldrv.exesvchost.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2016	imqegvldrv.exe
Token: SeDebugPrivilege	1740	svchost.exe
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE
Token: SeShutdownPrivilege	1416	Explorer.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2040 EXCEL.EXE
2040 EXCEL.EXE
2040 EXCEL.EXE

pid	process
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

EQNEDT32.EXEvbc.exeimqegvldrv.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 1540 wrote to memory of 1348	1540	EQNEDT32.EXE	vbc.exe
PID 1540 wrote to memory of 1348	1540	EQNEDT32.EXE	vbc.exe
PID 1540 wrote to memory of 1348	1540	EQNEDT32.EXE	vbc.exe
PID 1540 wrote to memory of 1348	1540	EQNEDT32.EXE	vbc.exe
PID 1348 wrote to memory of 1168	1348	vbc.exe	imqegvldrv.exe
PID 1348 wrote to memory of 1168	1348	vbc.exe	imqegvldrv.exe
PID 1348 wrote to memory of 1168	1348	vbc.exe	imqegvldrv.exe
PID 1348 wrote to memory of 1168	1348	vbc.exe	imqegvldrv.exe
PID 1168 wrote to memory of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 1168 wrote to memory of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 1168 wrote to memory of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 1168 wrote to memory of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 1168 wrote to memory of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 1168 wrote to memory of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 1168 wrote to memory of 2016	1168	imqegvldrv.exe	imqegvldrv.exe
PID 1416 wrote to memory of 1740	1416	Explorer.EXE	svchost.exe
PID 1416 wrote to memory of 1740	1416	Explorer.EXE	svchost.exe
PID 1416 wrote to memory of 1740	1416	Explorer.EXE	svchost.exe
PID 1416 wrote to memory of 1740	1416	Explorer.EXE	svchost.exe
PID 1740 wrote to memory of 1172	1740	svchost.exe	cmd.exe
PID 1740 wrote to memory of 1172	1740	svchost.exe	cmd.exe
PID 1740 wrote to memory of 1172	1740	svchost.exe	cmd.exe
PID 1740 wrote to memory of 1172	1740	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- 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\decrypted.xlsx
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2040

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe"
3⤵
PID:1172

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:1540

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1348

C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe C:\Users\Admin\AppData\Local\Temp\iljgdqwch
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1168

C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe C:\Users\Admin\AppData\Local\Temp\iljgdqwch
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2016

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

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\gct18t4fxwg4bvxmzdzr
Filesize
171KB

MD5
c546900e14a64ce727dcfa66db514d20

SHA1
55163b2b5752da55bd1fedb475850e3aab7cef36

SHA256
7b10cc4b3f510d7bfb59227f67dfd8cbf2479bcb81743ead1aa1ac6890b50026

SHA512
40a2f46d410131c2204288fe78fc8d938e1422d8838b8a9aec484fbe0e6a628bda636384622498748f39dc1abd30fdf71037ebc9cf2f640b48c7a2d4863199da

Download Submit
C:\Users\Admin\AppData\Local\Temp\iljgdqwch
Filesize
5KB

MD5
d512ae3c82dc9c4a734f62fd19f93a3c

SHA1
0f1696503c07f053d8407a89d599e692c854f4a8

SHA256
e3e3c6a0b6b7b4deaff9520cf13f12d95ef94c2534bb53dd5535219cbfbf8644

SHA512
d0dfbdfffe1be6bc955525d712c6600e97d61f37d5cfa6e00a65ad9a7dfa50f944eaa6fe4b517ae09648382dae933af5c154e403c8953c8a3fa16efe97a1b3fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
Filesize
73KB

MD5
c2bf5c55761a0e43925c92e5019ea937

SHA1
82809d57cb074155652ee3b9e8b888c9c3e7d6da

SHA256
60e0105b3ce8d6f7a97e81c6d751d9196f2222e2406f3702238423f43f62e1b3

SHA512
c850addeeb17f28dfb80c9b094b0ed31139c21b6b532738ba676eeb52919c49c094b12d76c5fb46f1b596c0e54e1d5e45d9d190e5d7e5e019611a0937bfc4e0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
Filesize
73KB

MD5
c2bf5c55761a0e43925c92e5019ea937

SHA1
82809d57cb074155652ee3b9e8b888c9c3e7d6da

SHA256
60e0105b3ce8d6f7a97e81c6d751d9196f2222e2406f3702238423f43f62e1b3

SHA512
c850addeeb17f28dfb80c9b094b0ed31139c21b6b532738ba676eeb52919c49c094b12d76c5fb46f1b596c0e54e1d5e45d9d190e5d7e5e019611a0937bfc4e0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
Filesize
73KB

MD5
c2bf5c55761a0e43925c92e5019ea937

SHA1
82809d57cb074155652ee3b9e8b888c9c3e7d6da

SHA256
60e0105b3ce8d6f7a97e81c6d751d9196f2222e2406f3702238423f43f62e1b3

SHA512
c850addeeb17f28dfb80c9b094b0ed31139c21b6b532738ba676eeb52919c49c094b12d76c5fb46f1b596c0e54e1d5e45d9d190e5d7e5e019611a0937bfc4e0c

Download Submit
C:\Users\Public\vbc.exe
Filesize
252KB

MD5
54b3f1c51ae8550134a0d40970b455a9

SHA1
04a17aff62adc436be17b26e202773e18f0394f0

SHA256
f156099a9282dcdcab3acbf57c50bc1d0121a6e9714d43ba69ab9934ab0d9439

SHA512
d9d04847d6fdc4556819ac6794bfd8d722d9af243ca4a331d6bf1b9e9d21292e38dce7224db412f1f08cd366970d7307444329b0f7c6179aadd3e5d54f6e5131

Download Submit
C:\Users\Public\vbc.exe
Filesize
252KB

MD5
54b3f1c51ae8550134a0d40970b455a9

SHA1
04a17aff62adc436be17b26e202773e18f0394f0

SHA256
f156099a9282dcdcab3acbf57c50bc1d0121a6e9714d43ba69ab9934ab0d9439

SHA512
d9d04847d6fdc4556819ac6794bfd8d722d9af243ca4a331d6bf1b9e9d21292e38dce7224db412f1f08cd366970d7307444329b0f7c6179aadd3e5d54f6e5131

Download Submit
\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
Filesize
73KB

MD5
c2bf5c55761a0e43925c92e5019ea937

SHA1
82809d57cb074155652ee3b9e8b888c9c3e7d6da

SHA256
60e0105b3ce8d6f7a97e81c6d751d9196f2222e2406f3702238423f43f62e1b3

SHA512
c850addeeb17f28dfb80c9b094b0ed31139c21b6b532738ba676eeb52919c49c094b12d76c5fb46f1b596c0e54e1d5e45d9d190e5d7e5e019611a0937bfc4e0c

Download Submit
\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
Filesize
73KB

MD5
c2bf5c55761a0e43925c92e5019ea937

SHA1
82809d57cb074155652ee3b9e8b888c9c3e7d6da

SHA256
60e0105b3ce8d6f7a97e81c6d751d9196f2222e2406f3702238423f43f62e1b3

SHA512
c850addeeb17f28dfb80c9b094b0ed31139c21b6b532738ba676eeb52919c49c094b12d76c5fb46f1b596c0e54e1d5e45d9d190e5d7e5e019611a0937bfc4e0c

Download Submit
\Users\Admin\AppData\Local\Temp\imqegvldrv.exe
Filesize
73KB

MD5
c2bf5c55761a0e43925c92e5019ea937

SHA1
82809d57cb074155652ee3b9e8b888c9c3e7d6da

SHA256
60e0105b3ce8d6f7a97e81c6d751d9196f2222e2406f3702238423f43f62e1b3

SHA512
c850addeeb17f28dfb80c9b094b0ed31139c21b6b532738ba676eeb52919c49c094b12d76c5fb46f1b596c0e54e1d5e45d9d190e5d7e5e019611a0937bfc4e0c

Download Submit
\Users\Public\vbc.exe
Filesize
252KB

MD5
54b3f1c51ae8550134a0d40970b455a9

SHA1
04a17aff62adc436be17b26e202773e18f0394f0

SHA256
f156099a9282dcdcab3acbf57c50bc1d0121a6e9714d43ba69ab9934ab0d9439

SHA512
d9d04847d6fdc4556819ac6794bfd8d722d9af243ca4a331d6bf1b9e9d21292e38dce7224db412f1f08cd366970d7307444329b0f7c6179aadd3e5d54f6e5131

Download Submit
\Users\Public\vbc.exe
Filesize
252KB

MD5
54b3f1c51ae8550134a0d40970b455a9

SHA1
04a17aff62adc436be17b26e202773e18f0394f0

SHA256
f156099a9282dcdcab3acbf57c50bc1d0121a6e9714d43ba69ab9934ab0d9439

SHA512
d9d04847d6fdc4556819ac6794bfd8d722d9af243ca4a331d6bf1b9e9d21292e38dce7224db412f1f08cd366970d7307444329b0f7c6179aadd3e5d54f6e5131

Download Submit
\Users\Public\vbc.exe
Filesize
252KB

MD5
54b3f1c51ae8550134a0d40970b455a9

SHA1
04a17aff62adc436be17b26e202773e18f0394f0

SHA256
f156099a9282dcdcab3acbf57c50bc1d0121a6e9714d43ba69ab9934ab0d9439

SHA512
d9d04847d6fdc4556819ac6794bfd8d722d9af243ca4a331d6bf1b9e9d21292e38dce7224db412f1f08cd366970d7307444329b0f7c6179aadd3e5d54f6e5131

Download Submit
memory/1168-69-0x0000000000000000-mapping.dmp

Download
memory/1172-86-0x0000000000000000-mapping.dmp

Download
memory/1348-63-0x0000000000000000-mapping.dmp

Download
memory/1416-93-0x000007FF11910000-0x000007FF1191A000-memory.dmp

Filesize
40KB

Download
memory/1416-82-0x0000000006FA0000-0x00000000070C6000-memory.dmp

Filesize
1.1MB

Download
memory/1416-92-0x000007FEF6BA0000-0x000007FEF6CE3000-memory.dmp

Filesize
1.3MB

Download
memory/1416-89-0x0000000009540000-0x00000000096AA000-memory.dmp

Filesize
1.4MB

Download
memory/1740-84-0x0000000000350000-0x0000000000358000-memory.dmp

Filesize
32KB

Download
memory/1740-83-0x0000000000000000-mapping.dmp

Download
memory/1740-88-0x0000000000620000-0x00000000006B0000-memory.dmp

Filesize
576KB

Download
memory/1740-87-0x00000000007A0000-0x0000000000AA3000-memory.dmp

Filesize
3.0MB

Download
memory/1740-85-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/2016-81-0x0000000000340000-0x0000000000351000-memory.dmp

Filesize
68KB

Download
memory/2016-76-0x000000000041F270-mapping.dmp

Download
memory/2016-75-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2016-80-0x0000000000740000-0x0000000000A43000-memory.dmp

Filesize
3.0MB

Download
memory/2016-79-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2040-55-0x00000000718B1000-0x00000000718B3000-memory.dmp

Filesize
8KB

Download
memory/2040-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2040-57-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/2040-90-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2040-58-0x000000007289D000-0x00000000728A8000-memory.dmp

Filesize
44KB

Download
memory/2040-54-0x000000002FB61000-0x000000002FB64000-memory.dmp

Filesize
12KB

Download