Analysis
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max time kernel
153s -
max time network
148s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
24-09-2021 20:12
Static task
static1
Behavioral task
behavioral1
Sample
PROFORMA-PDA 00GGTBGX00001A.xlsx
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
PROFORMA-PDA 00GGTBGX00001A.xlsx
Resource
win10v20210408
General
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Target
PROFORMA-PDA 00GGTBGX00001A.xlsx
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Size
362KB
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MD5
3428e8b6d05df7add0dd9914432467a0
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SHA1
89cd998b04e84731ebd9ec51c3d72ef40b15249e
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SHA256
2a6b9eb5645b5e292c85eeb7236eb00361e74ece1e8debfb33873bc72461a67e
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SHA512
54844961e87bda2d971c82a506365cf62cdb9918fe98d379101d984883eaf6014e1ab564de5edc6b38f90838895da89a0ec973b5c2a5094833e179646581cd2d
Malware Config
Extracted
xloader
2.5
9gdg
http://www.dechocolate.online/9gdg/
cao-catos.ca
humanityumbrella.com
heatherflintford.com
paddyjulian.com
venturedart.com
pimpyoursmile.com
shellbacklabs.com
acesteeisupply.com
socotrajeweltours.com
aykutozden.com
corncobmeal.com
lesbiansforever.com
picknock.com
pawspetreiki.com
waikikidesignco.com
lelittnpasumo4.xyz
billing-updating.info
barangdapo.com
gatorfirerescue.com
jmovt.com
yozotnpasumo4.xyz
theindiandreams.com
javfish.com
algorham.photography
eurocustompainting.com
commentcard.club
probinns.com
yourlenderjake.net
bestofmdi.guide
miniperfumeria.com
shanxishuangcheng.com
viviantle.com
metaverseliveshopping.com
xn--vckzfv91k.com
garygoodtime.com
meysaninsaat.com
vietnamagritourism.online
greenpillers.net
hughhegartyhedgecutting.com
clarkdn.com
b148t1rfm01qvtbnvgc5418.com
trump-911-memorial.com
seekr.tech
amarettoliqueur.info
planext4u.com
dzairfoot24.com
freshstartdaycarecenterinc.com
redwoodwomen.com
reallyfuntastic.com
cc-expert.com
vaccineexemption.net
goforgreentech.com
800maintenance.services
xn--zimmerei-lking-psb.info
football-latest.mobi
livenetsex.com
christinamossoriginals.com
zebraadz.com
targonia.com
pampashub.com
pallavitatelier.com
aboveallsupplies.com
hyderabadgroceries.com
starpluscommercial.com
Signatures
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
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suricata: ET MALWARE Possible Malicious Macro DL EXE Feb 2016
suricata: ET MALWARE Possible Malicious Macro DL EXE Feb 2016
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Xloader Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1488-66-0x0000000000400000-0x0000000000429000-memory.dmp xloader behavioral1/memory/1488-67-0x000000000041D4A0-mapping.dmp xloader behavioral1/memory/1508-74-0x0000000000080000-0x00000000000A9000-memory.dmp xloader -
Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 4 808 EQNEDT32.EXE -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
vbc.exevbc.exepid process 1452 vbc.exe 1488 vbc.exe -
Loads dropped DLL 4 IoCs
Processes:
EQNEDT32.EXEvbc.exepid process 808 EQNEDT32.EXE 808 EQNEDT32.EXE 808 EQNEDT32.EXE 1452 vbc.exe -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 3 IoCs
Processes:
vbc.exevbc.exechkdsk.exedescription pid process target process PID 1452 set thread context of 1488 1452 vbc.exe vbc.exe PID 1488 set thread context of 1336 1488 vbc.exe Explorer.EXE PID 1508 set thread context of 1336 1508 chkdsk.exe Explorer.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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NSIS installer 12 IoCs
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 2 IoCs
Processes:
chkdsk.exeEXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe 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.
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Processes:
EXCEL.EXEdescription ioc process 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 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\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&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 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-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\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\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel 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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor 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 HTML Editor\shell\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 created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\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-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\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 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 HTML Editor\shell\edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command EXCEL.EXE -
Modifies registry class 64 IoCs
Processes:
EXCEL.EXEdescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command 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\WinWord.exe\shell\edit 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\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\mhtmlfile\shell 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\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\.htm\OpenWithList\Microsoft Word\shell\edit\command 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht 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 Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe 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\.htm\OpenWithList\Excel.exe\shell\edit 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 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\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\.htm\OpenWithList\Excel.exe\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\"" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" 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\Microsoft Excel\shell\edit\ddeexec\topic EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 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\.htm\OpenWithList\Microsoft Excel\shell\edit\command 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 Publisher\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597} EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 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\shellex\IconHandler EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1128 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 26 IoCs
Processes:
vbc.exechkdsk.exepid process 1488 vbc.exe 1488 vbc.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe 1508 chkdsk.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 1336 Explorer.EXE -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
vbc.exechkdsk.exepid process 1488 vbc.exe 1488 vbc.exe 1488 vbc.exe 1508 chkdsk.exe 1508 chkdsk.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
vbc.exechkdsk.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 1488 vbc.exe Token: SeDebugPrivilege 1508 chkdsk.exe Token: SeShutdownPrivilege 1336 Explorer.EXE Token: SeShutdownPrivilege 1336 Explorer.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 1128 EXCEL.EXE 1128 EXCEL.EXE 1128 EXCEL.EXE -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
EQNEDT32.EXEvbc.exeExplorer.EXEchkdsk.exedescription pid process target process PID 808 wrote to memory of 1452 808 EQNEDT32.EXE vbc.exe PID 808 wrote to memory of 1452 808 EQNEDT32.EXE vbc.exe PID 808 wrote to memory of 1452 808 EQNEDT32.EXE vbc.exe PID 808 wrote to memory of 1452 808 EQNEDT32.EXE vbc.exe PID 1452 wrote to memory of 1488 1452 vbc.exe vbc.exe PID 1452 wrote to memory of 1488 1452 vbc.exe vbc.exe PID 1452 wrote to memory of 1488 1452 vbc.exe vbc.exe PID 1452 wrote to memory of 1488 1452 vbc.exe vbc.exe PID 1452 wrote to memory of 1488 1452 vbc.exe vbc.exe PID 1452 wrote to memory of 1488 1452 vbc.exe vbc.exe PID 1452 wrote to memory of 1488 1452 vbc.exe vbc.exe PID 1336 wrote to memory of 1508 1336 Explorer.EXE chkdsk.exe PID 1336 wrote to memory of 1508 1336 Explorer.EXE chkdsk.exe PID 1336 wrote to memory of 1508 1336 Explorer.EXE chkdsk.exe PID 1336 wrote to memory of 1508 1336 Explorer.EXE chkdsk.exe PID 1508 wrote to memory of 1644 1508 chkdsk.exe cmd.exe PID 1508 wrote to memory of 1644 1508 chkdsk.exe cmd.exe PID 1508 wrote to memory of 1644 1508 chkdsk.exe cmd.exe PID 1508 wrote to memory of 1644 1508 chkdsk.exe cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\PROFORMA-PDA 00GGTBGX00001A.xlsx"2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\chkdsk.exe"C:\Windows\SysWOW64\chkdsk.exe"2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Public\vbc.exe"3⤵
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C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
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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
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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
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Public\vbc.exeMD5
0efbf49197257609b692c8579c7c15cd
SHA15390a1eb61e84c9d546178e7c43a810c309f9013
SHA2566724b4abaf05bc011ee266d499d2eecadd61a305cd0a8e3c099193a3b9323a3c
SHA512823c648b4a3a196d98446ca9c5177cbd8ac0c753e372daf789ca8f6b3848344160b859de9e0a353d252a37b112abe30f8f5e0a28ceae6da61d47928f80c19a1c
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C:\Users\Public\vbc.exeMD5
0efbf49197257609b692c8579c7c15cd
SHA15390a1eb61e84c9d546178e7c43a810c309f9013
SHA2566724b4abaf05bc011ee266d499d2eecadd61a305cd0a8e3c099193a3b9323a3c
SHA512823c648b4a3a196d98446ca9c5177cbd8ac0c753e372daf789ca8f6b3848344160b859de9e0a353d252a37b112abe30f8f5e0a28ceae6da61d47928f80c19a1c
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C:\Users\Public\vbc.exeMD5
0efbf49197257609b692c8579c7c15cd
SHA15390a1eb61e84c9d546178e7c43a810c309f9013
SHA2566724b4abaf05bc011ee266d499d2eecadd61a305cd0a8e3c099193a3b9323a3c
SHA512823c648b4a3a196d98446ca9c5177cbd8ac0c753e372daf789ca8f6b3848344160b859de9e0a353d252a37b112abe30f8f5e0a28ceae6da61d47928f80c19a1c
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\Users\Admin\AppData\Local\Temp\nsb49DC.tmp\iynunsqb.dllMD5
fdb24702ac3d38f586aa0343d71ba1d5
SHA1662c61e11802ae875d864c6b8002ecfa5d7872f1
SHA256e2bd42815d0ad61ad0f55056b9e78939a025f8b63c204afbf1ea1abf64adb71c
SHA51226a86d2a7c7a4ef06e562e8cf2a40fd343b721539ef1808de6e1c6fa75a3bd1e2e3b85542aad76264792e776439e9dd1fe4fc282dee7a32948e2caa03a8e7051
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\Users\Public\vbc.exeMD5
0efbf49197257609b692c8579c7c15cd
SHA15390a1eb61e84c9d546178e7c43a810c309f9013
SHA2566724b4abaf05bc011ee266d499d2eecadd61a305cd0a8e3c099193a3b9323a3c
SHA512823c648b4a3a196d98446ca9c5177cbd8ac0c753e372daf789ca8f6b3848344160b859de9e0a353d252a37b112abe30f8f5e0a28ceae6da61d47928f80c19a1c
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\Users\Public\vbc.exeMD5
0efbf49197257609b692c8579c7c15cd
SHA15390a1eb61e84c9d546178e7c43a810c309f9013
SHA2566724b4abaf05bc011ee266d499d2eecadd61a305cd0a8e3c099193a3b9323a3c
SHA512823c648b4a3a196d98446ca9c5177cbd8ac0c753e372daf789ca8f6b3848344160b859de9e0a353d252a37b112abe30f8f5e0a28ceae6da61d47928f80c19a1c
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\Users\Public\vbc.exeMD5
0efbf49197257609b692c8579c7c15cd
SHA15390a1eb61e84c9d546178e7c43a810c309f9013
SHA2566724b4abaf05bc011ee266d499d2eecadd61a305cd0a8e3c099193a3b9323a3c
SHA512823c648b4a3a196d98446ca9c5177cbd8ac0c753e372daf789ca8f6b3848344160b859de9e0a353d252a37b112abe30f8f5e0a28ceae6da61d47928f80c19a1c
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memory/808-57-0x0000000075BF1000-0x0000000075BF3000-memory.dmpFilesize
8KB
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memory/1128-56-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1128-79-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1128-54-0x000000002F2C1000-0x000000002F2C4000-memory.dmpFilesize
12KB
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memory/1128-55-0x0000000071081000-0x0000000071083000-memory.dmpFilesize
8KB
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memory/1336-71-0x00000000070F0000-0x00000000071E5000-memory.dmpFilesize
980KB
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memory/1336-78-0x0000000008D50000-0x0000000008E66000-memory.dmpFilesize
1.1MB
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memory/1452-61-0x0000000000000000-mapping.dmp
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memory/1488-67-0x000000000041D4A0-mapping.dmp
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memory/1488-70-0x00000000002C0000-0x00000000002D1000-memory.dmpFilesize
68KB
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memory/1488-69-0x0000000000930000-0x0000000000C33000-memory.dmpFilesize
3.0MB
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memory/1488-66-0x0000000000400000-0x0000000000429000-memory.dmpFilesize
164KB
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memory/1508-72-0x0000000000000000-mapping.dmp
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memory/1508-74-0x0000000000080000-0x00000000000A9000-memory.dmpFilesize
164KB
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memory/1508-73-0x00000000009D0000-0x00000000009D7000-memory.dmpFilesize
28KB
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memory/1508-76-0x00000000020B0000-0x00000000023B3000-memory.dmpFilesize
3.0MB
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memory/1508-77-0x0000000001E70000-0x0000000001F00000-memory.dmpFilesize
576KB
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memory/1644-75-0x0000000000000000-mapping.dmp