Analysis
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max time kernel
147s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20-02-2023 09:47
Static task
static1
Behavioral task
behavioral1
Sample
822e04d01976758fde626715bc7088a2.xlsx
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
822e04d01976758fde626715bc7088a2.xlsx
Resource
win10v2004-20220812-en
General
-
Target
822e04d01976758fde626715bc7088a2.xlsx
-
Size
873KB
-
MD5
822e04d01976758fde626715bc7088a2
-
SHA1
a5207fd96dc218a708320e10e4a5d80a015c9ec3
-
SHA256
758babb4a9a5fe4b8c01249407865b66d21151853ef0d89cbcdb5c4094381c27
-
SHA512
0504673b260deb984a2d939016b6219e979c6365d4fcf13aa11f3082e0c33d022b7a814187de45ac165186a525f6bb0212206e53ab33e603ede38538d9797397
-
SSDEEP
24576:EQewRaHQt/yAlrf1bFR/Dh1uxNgDTAOl+lD+DjDwZtRV:EMgHQtD3PwGNQ+DjsZt7
Malware Config
Extracted
formbook
poub
WY0eksfISzRg4O6c+opnGL6gaw==
moRjn9ExtYi8UmUo+Tya
2vME+GedoxzFnuLXesUoVj4=
EvW4JWJ1NQ8nN3tA3SM=
2mK9efMZMgN1VOs=
8d0jua5b0J6AQEW7
/2cyThOd37DSTYMASDye4Q0t/Vs=
ral+tbIh2KKAQEW7
YLY9jsPtYB/FRmMo+Tya
R1WcElWAMtFxFrVqtZT2ZpIS9xRZNho=
KFXGg/T1pCC9GjrxUPTcjw==
8mMlK5nDwjjPFTP5jMtAtQ0t/Vs=
c7am8nhhlCo=
UW91trZj6dENxuRdpxOvW1Cf
sjOMUcvq6lYJCZEfV4euFzY=
62nBgPjdmWQkmWElww==
64E8JqA1aruSUvw=
NqI1reXpcR+REye0
8+y1oOsbjgSyEhjXUPTcjw==
Rx9by8gNBwN1VOs=
Muif0yE4CQN1VOs=
VEt6//SsIukFo46EOTs=
Z8su52MYL67C
usDwuHRs8/KlWg==
idmltXXu7XAgHLE/UPTcjw==
QPrxO2shWNiGexGboHDSRqBQ1TBd
hq9rqBND8/KlWg==
QS9iHFx08/KlWg==
v1soVFoThEdt/B/dK0v4+6Wb
7rqJytN13KKAQEW7
OWbeN2SDJwonsI6EOTs=
aqQrrKZDm16GMlAtvxavW1Cf
imnEZWIEbC4M8Q+i
Bry3oQg5+6ZaUNxzwg==
B3vYmyxPQS5XYvmCsqQXX8X948Zf
KbGBmwwCyKTKsUcRUNN6CD61aw==
2WpDae4P+W4cdqc8kPBcjqg0wS1X
MvkZLPRY25jI
Alr0VZGxYxG3dR/zSNjBhQ==
ZJkdjczlrF+8l0Os
dcmMkFm+QhFD4OM=
fMdUrd4J1n4mmWElww==
Gat+k1fHg11vTQ==
sn+7Q4uxaAu9FyGv7k24F1DWaBEvmRI=
CjvGRTnXOhtN6QSNxhmvW1Cf
CpHvP2VSxaKAQEW7
qQWkEUJYFKhPttOZ4MarX8KKLl+/Jg==
GNVP4yIy8/KlWg==
pqfVAERhYxN7YPM=
9nS5b/AGCpZNAfZj1A==
a3GcpSND8/KlWg==
fin6NmQXayreIOrzPyw=
EjdROfeTsDPVH+rzPyw=
DO4xD8nURBwM8Q+i
+p/LQHFh0KOAQEW7
iNos10QpwjvjvFrXJYtYFiuHdA==
SX//aFP4Yi5T6NbcKQr07J6e
2NKh0dNr52sTdH4OSNjBhQ==
ZMSJmgsxFrlp5fnecrgeVYcP4xRZNho=
oXmlavAJ+3IbFbl3Gm4H+iKG
ijjWRYCaXiTcigreSNjBhQ==
ZqpH49I4XPu1k+rzPyw=
ZZUh+4FrrBbKukgJWoeuFzY=
lLnTxHn7rq/W9G8rzjsgCnyBYw==
drzjup.space
Signatures
-
Xloader payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1532-77-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral1/memory/1532-86-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral1/memory/548-90-0x0000000000090000-0x00000000000BC000-memory.dmp xloader behavioral1/memory/548-94-0x0000000000090000-0x00000000000BC000-memory.dmp xloader -
Blocklisted process makes network request 2 IoCs
Processes:
EQNEDT32.EXEmsiexec.exeflow pid process 3 1088 EQNEDT32.EXE 13 548 msiexec.exe -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
vhscnq.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Control Panel\International\Geo\Nation vhscnq.exe -
Executes dropped EXE 3 IoCs
Processes:
name.exevhscnq.exevhscnq.exepid process 1504 name.exe 1280 vhscnq.exe 1532 vhscnq.exe -
Loads dropped DLL 3 IoCs
Processes:
cmd.exename.exevhscnq.exepid process 1868 cmd.exe 1504 name.exe 1280 vhscnq.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
msiexec.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\KTXD9TBPLXV = "C:\\Program Files (x86)\\Njvxpnpxh\\userrfftq.exe" msiexec.exe Key created \Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run msiexec.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
vhscnq.exevhscnq.exemsiexec.exedescription pid process target process PID 1280 set thread context of 1532 1280 vhscnq.exe vhscnq.exe PID 1532 set thread context of 1400 1532 vhscnq.exe Explorer.EXE PID 1532 set thread context of 1400 1532 vhscnq.exe Explorer.EXE PID 548 set thread context of 1400 548 msiexec.exe Explorer.EXE -
Drops file in Program Files directory 1 IoCs
Processes:
msiexec.exedescription ioc process File opened for modification C:\Program Files (x86)\Njvxpnpxh\userrfftq.exe msiexec.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription 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.
-
Processes:
EXCEL.EXEmsiexec.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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 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-1-5-21-999675638-2867687379-27515722-1000\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 EXCEL.EXE Key created \Registry\User\S-1-5-21-999675638-2867687379-27515722-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 msiexec.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" 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 MHTML Editor\shell\edit 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\shell EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor 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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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 EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default 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 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\shell EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar 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\ = "&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.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command 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\mhtmlfile\shell\Print\command 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\htmlfile\shell EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print 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\.mht\OpenWithList\Microsoft Publisher\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx 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\Microsoft Excel\shell\edit\ddeexec\topic 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\.htm\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\topic EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit 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\Excel.exe\shell\edit\ddeexec\application\ = "Excel" 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\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 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\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" 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 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\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit 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 Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" 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\mhtmlfile\shell\Edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command 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\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec 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\mhtmlfile\shell EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1976 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 22 IoCs
Processes:
vhscnq.exemsiexec.exepid process 1532 vhscnq.exe 1532 vhscnq.exe 1532 vhscnq.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe -
Suspicious behavior: MapViewOfSection 9 IoCs
Processes:
vhscnq.exevhscnq.exemsiexec.exepid process 1280 vhscnq.exe 1532 vhscnq.exe 1532 vhscnq.exe 1532 vhscnq.exe 1532 vhscnq.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe 548 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 9 IoCs
Processes:
vhscnq.exeExplorer.EXEmsiexec.exedescription pid process Token: SeDebugPrivilege 1532 vhscnq.exe Token: SeShutdownPrivilege 1400 Explorer.EXE Token: SeShutdownPrivilege 1400 Explorer.EXE Token: SeShutdownPrivilege 1400 Explorer.EXE Token: SeShutdownPrivilege 1400 Explorer.EXE Token: SeShutdownPrivilege 1400 Explorer.EXE Token: SeDebugPrivilege 548 msiexec.exe Token: SeShutdownPrivilege 1400 Explorer.EXE Token: SeShutdownPrivilege 1400 Explorer.EXE -
Suspicious use of FindShellTrayWindow 16 IoCs
Processes:
EXCEL.EXEExplorer.EXEpid process 1976 EXCEL.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1976 EXCEL.EXE 1400 Explorer.EXE 1400 Explorer.EXE -
Suspicious use of SendNotifyMessage 6 IoCs
Processes:
Explorer.EXEpid process 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE 1400 Explorer.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 1976 EXCEL.EXE 1976 EXCEL.EXE 1976 EXCEL.EXE -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 1400 Explorer.EXE -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
EQNEDT32.EXEcmd.exename.exevhscnq.exeExplorer.EXEmsiexec.exedescription pid process target process PID 1088 wrote to memory of 1868 1088 EQNEDT32.EXE cmd.exe PID 1088 wrote to memory of 1868 1088 EQNEDT32.EXE cmd.exe PID 1088 wrote to memory of 1868 1088 EQNEDT32.EXE cmd.exe PID 1088 wrote to memory of 1868 1088 EQNEDT32.EXE cmd.exe PID 1868 wrote to memory of 1504 1868 cmd.exe name.exe PID 1868 wrote to memory of 1504 1868 cmd.exe name.exe PID 1868 wrote to memory of 1504 1868 cmd.exe name.exe PID 1868 wrote to memory of 1504 1868 cmd.exe name.exe PID 1504 wrote to memory of 1280 1504 name.exe vhscnq.exe PID 1504 wrote to memory of 1280 1504 name.exe vhscnq.exe PID 1504 wrote to memory of 1280 1504 name.exe vhscnq.exe PID 1504 wrote to memory of 1280 1504 name.exe vhscnq.exe PID 1280 wrote to memory of 1532 1280 vhscnq.exe vhscnq.exe PID 1280 wrote to memory of 1532 1280 vhscnq.exe vhscnq.exe PID 1280 wrote to memory of 1532 1280 vhscnq.exe vhscnq.exe PID 1280 wrote to memory of 1532 1280 vhscnq.exe vhscnq.exe PID 1280 wrote to memory of 1532 1280 vhscnq.exe vhscnq.exe PID 1400 wrote to memory of 548 1400 Explorer.EXE msiexec.exe PID 1400 wrote to memory of 548 1400 Explorer.EXE msiexec.exe PID 1400 wrote to memory of 548 1400 Explorer.EXE msiexec.exe PID 1400 wrote to memory of 548 1400 Explorer.EXE msiexec.exe PID 1400 wrote to memory of 548 1400 Explorer.EXE msiexec.exe PID 1400 wrote to memory of 548 1400 Explorer.EXE msiexec.exe PID 1400 wrote to memory of 548 1400 Explorer.EXE msiexec.exe PID 548 wrote to memory of 1232 548 msiexec.exe cmd.exe PID 548 wrote to memory of 1232 548 msiexec.exe cmd.exe PID 548 wrote to memory of 1232 548 msiexec.exe cmd.exe PID 548 wrote to memory of 1232 548 msiexec.exe cmd.exe PID 548 wrote to memory of 1756 548 msiexec.exe Firefox.exe PID 548 wrote to memory of 1756 548 msiexec.exe Firefox.exe PID 548 wrote to memory of 1756 548 msiexec.exe Firefox.exe PID 548 wrote to memory of 1756 548 msiexec.exe Firefox.exe PID 548 wrote to memory of 1756 548 msiexec.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- 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\822e04d01976758fde626715bc7088a2.xlsx2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"2⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- 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\Admin\AppData\Local\Temp\vhscnq.exe"3⤵
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.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
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Public\name.exe2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Public\name.exeC:\Users\Public\name.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\vhscnq.exe"C:\Users\Admin\AppData\Local\Temp\vhscnq.exe" C:\Users\Admin\AppData\Local\Temp\abwabjdszy.eak4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\vhscnq.exe"C:\Users\Admin\AppData\Local\Temp\vhscnq.exe"5⤵
- Checks computer location settings
- 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\Admin\AppData\Local\Temp\abwabjdszy.eakFilesize
5KB
MD569dd261f6c62dca33d5168100c97f33b
SHA11866762e16306d8bae126e69f973147033524641
SHA2562ad32b0d339cd77450bfef72ef9573d21f07f521c8a8e1ea08f1e3650d8c66c6
SHA512eb8b0dd2146756daddaca48fae8caeccb093971dacdc7ef2376082fed3cfce1f7247fa96c5e891f21b3a900db4cbbffd49deea5acca0f3d8a2d3a3ec6de4fcd3
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C:\Users\Admin\AppData\Local\Temp\fksrlm.dgdFilesize
196KB
MD52a9451d28c3979c2c433fccf7a8c7bcc
SHA18ce3f411673607578d216634827c7b5a09cc60e0
SHA2566e9f57d310ed5a306fdd29f4e08bd84388f1fa9b47d9b32149a7d39b69635a53
SHA5129c6e6c77cad871c80fa52f5b72b9c833c6b3d2569da12ec6c4779749193bd24ff216528073527ff7007142435b20b8e0ba269c1ce8190ebee8e972e9f376f321
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C:\Users\Admin\AppData\Local\Temp\vhscnq.exeFilesize
296KB
MD57f8007ab65a81ef26d5da6b858761275
SHA1c8d46d945969ca8fdffe0d0f817f5ec9302eb803
SHA2568d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325
SHA5128da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999
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C:\Users\Admin\AppData\Local\Temp\vhscnq.exeFilesize
296KB
MD57f8007ab65a81ef26d5da6b858761275
SHA1c8d46d945969ca8fdffe0d0f817f5ec9302eb803
SHA2568d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325
SHA5128da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999
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C:\Users\Admin\AppData\Local\Temp\vhscnq.exeFilesize
296KB
MD57f8007ab65a81ef26d5da6b858761275
SHA1c8d46d945969ca8fdffe0d0f817f5ec9302eb803
SHA2568d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325
SHA5128da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999
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C:\Users\Public\name.exeFilesize
346KB
MD52381e8814e1e61bb32d60dc7ec454cfd
SHA1e977992e703adb78aedec50b22ff15ddd560ebc2
SHA25618d458dd2ce89c4e25e26fd8208373327d81c60a18bce9d074f10917c2764bc5
SHA512f0777968c2269204edffd3a96a7542bb535dbc01868bf51113967b623cf01d0f8e3689a492464ea7d579e41c13a626db610f0908e5fdee58804f711045c86781
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C:\Users\Public\name.exeFilesize
346KB
MD52381e8814e1e61bb32d60dc7ec454cfd
SHA1e977992e703adb78aedec50b22ff15ddd560ebc2
SHA25618d458dd2ce89c4e25e26fd8208373327d81c60a18bce9d074f10917c2764bc5
SHA512f0777968c2269204edffd3a96a7542bb535dbc01868bf51113967b623cf01d0f8e3689a492464ea7d579e41c13a626db610f0908e5fdee58804f711045c86781
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\Users\Admin\AppData\Local\Temp\vhscnq.exeFilesize
296KB
MD57f8007ab65a81ef26d5da6b858761275
SHA1c8d46d945969ca8fdffe0d0f817f5ec9302eb803
SHA2568d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325
SHA5128da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999
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\Users\Admin\AppData\Local\Temp\vhscnq.exeFilesize
296KB
MD57f8007ab65a81ef26d5da6b858761275
SHA1c8d46d945969ca8fdffe0d0f817f5ec9302eb803
SHA2568d33e6c75a124f57f7afd8f27a1cd874a6f28f85c8d40720847f8811c405f325
SHA5128da54b0e8e34b47c80da1b8c1ad4e31e12766f0b1244f1b0d306ac4317cdd337e90af94532dc147c2e69212d27bcb4d0244acd9d85019abe1ee681d6aa61f999
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\Users\Public\name.exeFilesize
346KB
MD52381e8814e1e61bb32d60dc7ec454cfd
SHA1e977992e703adb78aedec50b22ff15ddd560ebc2
SHA25618d458dd2ce89c4e25e26fd8208373327d81c60a18bce9d074f10917c2764bc5
SHA512f0777968c2269204edffd3a96a7542bb535dbc01868bf51113967b623cf01d0f8e3689a492464ea7d579e41c13a626db610f0908e5fdee58804f711045c86781
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memory/548-85-0x0000000000000000-mapping.dmp
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memory/548-89-0x00000000009B0000-0x00000000009C4000-memory.dmpFilesize
80KB
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memory/548-91-0x0000000001FF0000-0x00000000022F3000-memory.dmpFilesize
3.0MB
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memory/548-90-0x0000000000090000-0x00000000000BC000-memory.dmpFilesize
176KB
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memory/548-92-0x0000000001EE0000-0x0000000001F70000-memory.dmpFilesize
576KB
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memory/548-94-0x0000000000090000-0x00000000000BC000-memory.dmpFilesize
176KB
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memory/1232-88-0x0000000000000000-mapping.dmp
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memory/1280-67-0x0000000000000000-mapping.dmp
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memory/1400-80-0x0000000003FD0000-0x000000000407F000-memory.dmpFilesize
700KB
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memory/1400-95-0x0000000006E70000-0x0000000006F4C000-memory.dmpFilesize
880KB
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memory/1400-93-0x0000000006E70000-0x0000000006F4C000-memory.dmpFilesize
880KB
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memory/1400-84-0x0000000007410000-0x0000000007543000-memory.dmpFilesize
1.2MB
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memory/1504-63-0x0000000000000000-mapping.dmp
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memory/1532-79-0x0000000000480000-0x0000000000491000-memory.dmpFilesize
68KB
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memory/1532-74-0x000000000041FF10-mapping.dmp
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memory/1532-83-0x00000000004D0000-0x00000000004E1000-memory.dmpFilesize
68KB
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memory/1532-78-0x00000000008C0000-0x0000000000BC3000-memory.dmpFilesize
3.0MB
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memory/1532-77-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1532-86-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1868-60-0x0000000000000000-mapping.dmp
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memory/1976-58-0x00000000762B1000-0x00000000762B3000-memory.dmpFilesize
8KB
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memory/1976-54-0x000000002F6E1000-0x000000002F6E4000-memory.dmpFilesize
12KB
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memory/1976-81-0x000000006CF51000-0x000000006CF53000-memory.dmpFilesize
8KB
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memory/1976-57-0x00000000729ED000-0x00000000729F8000-memory.dmpFilesize
44KB
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memory/1976-56-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1976-76-0x000000006D031000-0x000000006D033000-memory.dmpFilesize
8KB
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memory/1976-55-0x0000000071A01000-0x0000000071A03000-memory.dmpFilesize
8KB
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memory/1976-82-0x00000000729ED000-0x00000000729F8000-memory.dmpFilesize
44KB
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memory/1976-96-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1976-97-0x00000000729ED000-0x00000000729F8000-memory.dmpFilesize
44KB