xloader | 48af10595cf68328465412bae7225b4c5da1f4394ddaa58735b15e062c502329

Analysis

max time kernel
156s
max time network
163s
platform
windows7_x64
resource
win7-20220414-en
submitted
13-05-2022 14:33

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General

Target

SRL INJOUGH Oferty.xlsx
Size

183KB
MD5

e2f9f7205237d66d1bf38afe6c640339
SHA1

8ca995164a3c4ef2e9bc5c95ee124872391deaa7
SHA256

48af10595cf68328465412bae7225b4c5da1f4394ddaa58735b15e062c502329
SHA512

ae47a6060cd11366865bc4f90c4203042f59f89dfbb57def54a1dcc5794f287233887b087802928672e76649525877f01587c85650274191730a935441cf9d1a

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
behavioral1/memory/1976-75-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1976-76-0x000000000041F270-mapping.dmp	xloader
behavioral1/memory/1976-79-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/268-86-0x00000000000D0000-0x00000000000FB000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

3 844 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

vbc.exejcygjcnq.exejcygjcnq.exe

pid process

980 vbc.exe
1204 jcygjcnq.exe
1976 jcygjcnq.exe
Loads dropped DLL 5 IoCs

Processes:

EQNEDT32.EXEvbc.exejcygjcnq.exe

pid process

844 EQNEDT32.EXE
844 EQNEDT32.EXE
844 EQNEDT32.EXE
980 vbc.exe
1204 jcygjcnq.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

flow	pid	process
3	844	EQNEDT32.EXE

pid	process
980	vbc.exe
1204	jcygjcnq.exe
1976	jcygjcnq.exe

pid	process
844	EQNEDT32.EXE
844	EQNEDT32.EXE
844	EQNEDT32.EXE
980	vbc.exe
1204	jcygjcnq.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

jcygjcnq.exejcygjcnq.exewuapp.exe

description	pid	process	target process
PID 1204 set thread context of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1976 set thread context of 1392	1976	jcygjcnq.exe	Explorer.EXE
PID 268 set thread context of 1392	268	wuapp.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

844 EQNEDT32.EXE

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

pid	process
844	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 HTML Editor	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
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
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	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 created	\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
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\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
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
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 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\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
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 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 (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\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	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar	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\ = "&Edit"	EXCEL.EXE

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	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\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	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 created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	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\MSPub.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\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\htmlfile\shell\Print	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\ddeexec\topic\ = "system"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	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\.htm\OpenWithList\Excel.exe\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command	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\.mht\OpenWithList\Excel.exe	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	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\WinWord.exe\shell\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\.htm\OpenWithList\Excel.exe\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	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 Word\shell\edit\command	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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	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\DefaultIcon\ = "\"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	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\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	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	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	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\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

860 EXCEL.EXE

pid	process
860	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

jcygjcnq.exewuapp.exe

pid	process
1976	jcygjcnq.exe
1976	jcygjcnq.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe
268	wuapp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

jcygjcnq.exewuapp.exe

pid process

1976 jcygjcnq.exe
1976 jcygjcnq.exe
1976 jcygjcnq.exe
268 wuapp.exe
268 wuapp.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

jcygjcnq.exewuapp.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1976	jcygjcnq.exe
Token: SeDebugPrivilege	268	wuapp.exe
Token: SeShutdownPrivilege	1392	Explorer.EXE
Token: SeShutdownPrivilege	1392	Explorer.EXE
Token: SeShutdownPrivilege	1392	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1392 Explorer.EXE
1392 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1392 Explorer.EXE
1392 Explorer.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

860 EXCEL.EXE
860 EXCEL.EXE
860 EXCEL.EXE

pid	process
1392	Explorer.EXE
1392	Explorer.EXE

pid	process
1392	Explorer.EXE
1392	Explorer.EXE

pid	process
860	EXCEL.EXE
860	EXCEL.EXE
860	EXCEL.EXE

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

EQNEDT32.EXEvbc.exejcygjcnq.exeExplorer.EXEwuapp.exe

description	pid	process	target process
PID 844 wrote to memory of 980	844	EQNEDT32.EXE	vbc.exe
PID 844 wrote to memory of 980	844	EQNEDT32.EXE	vbc.exe
PID 844 wrote to memory of 980	844	EQNEDT32.EXE	vbc.exe
PID 844 wrote to memory of 980	844	EQNEDT32.EXE	vbc.exe
PID 980 wrote to memory of 1204	980	vbc.exe	jcygjcnq.exe
PID 980 wrote to memory of 1204	980	vbc.exe	jcygjcnq.exe
PID 980 wrote to memory of 1204	980	vbc.exe	jcygjcnq.exe
PID 980 wrote to memory of 1204	980	vbc.exe	jcygjcnq.exe
PID 1204 wrote to memory of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1204 wrote to memory of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1204 wrote to memory of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1204 wrote to memory of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1204 wrote to memory of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1204 wrote to memory of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1204 wrote to memory of 1976	1204	jcygjcnq.exe	jcygjcnq.exe
PID 1392 wrote to memory of 268	1392	Explorer.EXE	wuapp.exe
PID 1392 wrote to memory of 268	1392	Explorer.EXE	wuapp.exe
PID 1392 wrote to memory of 268	1392	Explorer.EXE	wuapp.exe
PID 1392 wrote to memory of 268	1392	Explorer.EXE	wuapp.exe
PID 1392 wrote to memory of 268	1392	Explorer.EXE	wuapp.exe
PID 1392 wrote to memory of 268	1392	Explorer.EXE	wuapp.exe
PID 1392 wrote to memory of 268	1392	Explorer.EXE	wuapp.exe
PID 268 wrote to memory of 584	268	wuapp.exe	cmd.exe
PID 268 wrote to memory of 584	268	wuapp.exe	cmd.exe
PID 268 wrote to memory of 584	268	wuapp.exe	cmd.exe
PID 268 wrote to memory of 584	268	wuapp.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1392

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\SRL INJOUGH Oferty.xlsx"
2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:860

C:\Windows\SysWOW64\wuapp.exe
"C:\Windows\SysWOW64\wuapp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:268

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe"
3⤵
PID:584

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:844

C:\Users\Public\vbc.exe
"C:\Users\Public\vbc.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:980

C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe
C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe C:\Users\Admin\AppData\Local\Temp\qstzsxjbbv
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe
C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe C:\Users\Admin\AppData\Local\Temp\qstzsxjbbv
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1976

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe
Filesize
78KB

MD5
98ee6c5e1d885357154526d643b4126d

SHA1
fe5f549d66395bca847aab1fae7588188cd56f33

SHA256
05cf82c84a2879edc66f9fad43eb960ba84330ecc31f15e09ef0e08f86d57d90

SHA512
3a7145dc85a426acbdb12cf340100de25059b2016609449961f23e5585bede18b4ab2d28f10656db0580e57651beda271d509c439d54907e35c3b3aab2101200

Download Submit
C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe
Filesize
78KB

MD5
98ee6c5e1d885357154526d643b4126d

SHA1
fe5f549d66395bca847aab1fae7588188cd56f33

SHA256
05cf82c84a2879edc66f9fad43eb960ba84330ecc31f15e09ef0e08f86d57d90

SHA512
3a7145dc85a426acbdb12cf340100de25059b2016609449961f23e5585bede18b4ab2d28f10656db0580e57651beda271d509c439d54907e35c3b3aab2101200

Download Submit
C:\Users\Admin\AppData\Local\Temp\jcygjcnq.exe
Filesize
78KB

MD5
98ee6c5e1d885357154526d643b4126d

SHA1
fe5f549d66395bca847aab1fae7588188cd56f33

SHA256
05cf82c84a2879edc66f9fad43eb960ba84330ecc31f15e09ef0e08f86d57d90

SHA512
3a7145dc85a426acbdb12cf340100de25059b2016609449961f23e5585bede18b4ab2d28f10656db0580e57651beda271d509c439d54907e35c3b3aab2101200

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

MD5
81d4a4f84f4a44459833e2fa6e08458a

SHA1
61d47b45384e992edd0423242c8d1ec68aaff87c

SHA256
772bb6e41de10b3520e6675da37648bf9cde3c83e48c42ae30882e13a8d985b9

SHA512
a18514784af2be67b8b9b3d9bc676687b542c49543438836e76aea6736c3cfed1d72ad45ca55c492273459e0953ade833b5ee551b298af26dfebe6548ae2950e

Download Submit
C:\Users\Admin\AppData\Local\Temp\rlpvwtcgjf9e517nzq2z
Filesize
171KB

MD5
193aecc71e1ef6f8db44cc6305d6c5bc

SHA1
311822f5303013ef51289572f1faf8d3699cbfaa

SHA256
9fde97c4f96298defd74e263c9b32cecf2b62289ec4187c2a01643286da5c061

SHA512
fdeff8db099a6b4dad4e13739c35efe03e6bd87c6541c557783d0479ce4cb24168c07e1dc9dab3efabe658165ef9b081ea6af997d7a1500900659a018b9835d8

Download Submit
C:\Users\Public\vbc.exe
Filesize
257KB

MD5
e437b563de87f3d825a87269e16fdd50

SHA1
e6fe350f21bd3f3302e12e0d6670880c9ace9f9e

SHA256
8f3780c613f03acb6ee57b161685fe6adfa77fe0f9571992f315b1477148c56e

SHA512
9c2af78712edb27c36bf1ba3004e24ad63473c897217c7b8346118af279431d8e9301c7c0b9f9151a8157f05ba790d3e480f36308b09c42864bb2cac6f29dd12

Download Submit
C:\Users\Public\vbc.exe
Filesize
257KB

MD5
e437b563de87f3d825a87269e16fdd50

SHA1
e6fe350f21bd3f3302e12e0d6670880c9ace9f9e

SHA256
8f3780c613f03acb6ee57b161685fe6adfa77fe0f9571992f315b1477148c56e

SHA512
9c2af78712edb27c36bf1ba3004e24ad63473c897217c7b8346118af279431d8e9301c7c0b9f9151a8157f05ba790d3e480f36308b09c42864bb2cac6f29dd12

Download Submit
\Users\Admin\AppData\Local\Temp\jcygjcnq.exe
Filesize
78KB

MD5
98ee6c5e1d885357154526d643b4126d

SHA1
fe5f549d66395bca847aab1fae7588188cd56f33

SHA256
05cf82c84a2879edc66f9fad43eb960ba84330ecc31f15e09ef0e08f86d57d90

SHA512
3a7145dc85a426acbdb12cf340100de25059b2016609449961f23e5585bede18b4ab2d28f10656db0580e57651beda271d509c439d54907e35c3b3aab2101200

Download Submit
\Users\Admin\AppData\Local\Temp\jcygjcnq.exe
Filesize
78KB

MD5
98ee6c5e1d885357154526d643b4126d

SHA1
fe5f549d66395bca847aab1fae7588188cd56f33

SHA256
05cf82c84a2879edc66f9fad43eb960ba84330ecc31f15e09ef0e08f86d57d90

SHA512
3a7145dc85a426acbdb12cf340100de25059b2016609449961f23e5585bede18b4ab2d28f10656db0580e57651beda271d509c439d54907e35c3b3aab2101200

Download Submit
\Users\Public\vbc.exe
Filesize
257KB

MD5
e437b563de87f3d825a87269e16fdd50

SHA1
e6fe350f21bd3f3302e12e0d6670880c9ace9f9e

SHA256
8f3780c613f03acb6ee57b161685fe6adfa77fe0f9571992f315b1477148c56e

SHA512
9c2af78712edb27c36bf1ba3004e24ad63473c897217c7b8346118af279431d8e9301c7c0b9f9151a8157f05ba790d3e480f36308b09c42864bb2cac6f29dd12

Download Submit
\Users\Public\vbc.exe
Filesize
257KB

MD5
e437b563de87f3d825a87269e16fdd50

SHA1
e6fe350f21bd3f3302e12e0d6670880c9ace9f9e

SHA256
8f3780c613f03acb6ee57b161685fe6adfa77fe0f9571992f315b1477148c56e

SHA512
9c2af78712edb27c36bf1ba3004e24ad63473c897217c7b8346118af279431d8e9301c7c0b9f9151a8157f05ba790d3e480f36308b09c42864bb2cac6f29dd12

Download Submit
\Users\Public\vbc.exe
Filesize
257KB

MD5
e437b563de87f3d825a87269e16fdd50

SHA1
e6fe350f21bd3f3302e12e0d6670880c9ace9f9e

SHA256
8f3780c613f03acb6ee57b161685fe6adfa77fe0f9571992f315b1477148c56e

SHA512
9c2af78712edb27c36bf1ba3004e24ad63473c897217c7b8346118af279431d8e9301c7c0b9f9151a8157f05ba790d3e480f36308b09c42864bb2cac6f29dd12

Download Submit
memory/268-83-0x0000000000000000-mapping.dmp

Download
memory/268-88-0x0000000000380000-0x0000000000410000-memory.dmp

Filesize
576KB

Download
memory/268-87-0x0000000000BC0000-0x0000000000EC3000-memory.dmp

Filesize
3.0MB

Download
memory/268-86-0x00000000000D0000-0x00000000000FB000-memory.dmp

Filesize
172KB

Download
memory/268-85-0x0000000001260000-0x000000000126B000-memory.dmp

Filesize
44KB

Download
memory/584-84-0x0000000000000000-mapping.dmp

Download
memory/860-90-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/860-58-0x0000000074C81000-0x0000000074C83000-memory.dmp

Filesize
8KB

Download
memory/860-57-0x0000000071DFD000-0x0000000071E08000-memory.dmp

Filesize
44KB

Download
memory/860-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/860-54-0x000000002FD81000-0x000000002FD84000-memory.dmp

Filesize
12KB

Download
memory/860-55-0x0000000070E11000-0x0000000070E13000-memory.dmp

Filesize
8KB

Download
memory/980-63-0x0000000000000000-mapping.dmp

Download
memory/1204-68-0x0000000000000000-mapping.dmp

Download
memory/1392-82-0x00000000065D0000-0x0000000006756000-memory.dmp

Filesize
1.5MB

Download
memory/1392-89-0x00000000071F0000-0x000000000733D000-memory.dmp

Filesize
1.3MB

Download
memory/1976-80-0x0000000000BD0000-0x0000000000ED3000-memory.dmp

Filesize
3.0MB

Download
memory/1976-81-0x0000000000280000-0x0000000000291000-memory.dmp

Filesize
68KB

Download
memory/1976-79-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1976-76-0x000000000041F270-mapping.dmp

Download
memory/1976-75-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download