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Analysis
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max time kernel
150s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
31/12/2023, 13:03
Static task
static1
Behavioral task
behavioral1
Sample
4213e024bc4f015c556788cca0b65ecb.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4213e024bc4f015c556788cca0b65ecb.exe
Resource
win10v2004-20231215-en
General
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Target
4213e024bc4f015c556788cca0b65ecb.exe
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Size
512KB
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MD5
4213e024bc4f015c556788cca0b65ecb
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SHA1
33b9a14783b91d8c5adea252353a8ed1e4ce2d5b
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SHA256
f39cb551404435ca1292f4671d84519dac7969927ef5c622009b746338e89c4c
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SHA512
3b7c68c575285cee4c837f5e7969f11b650a0f9827d2314dc9426542ec897e5393585628f1306d5351efd00568270488d26cefeec416fe55456191ac7e367b55
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj65:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5K
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" aceduuaobs.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" aceduuaobs.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" aceduuaobs.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" aceduuaobs.exe -
Executes dropped EXE 5 IoCs
pid Process 2988 aceduuaobs.exe 2704 mzkejitfqiomypl.exe 2876 hpcsstik.exe 2596 cnxvikozwluim.exe 2588 hpcsstik.exe -
Loads dropped DLL 5 IoCs
pid Process 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2988 aceduuaobs.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirstRunDisabled = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" aceduuaobs.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\scarotlm = "aceduuaobs.exe" mzkejitfqiomypl.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\piwlnfkg = "mzkejitfqiomypl.exe" mzkejitfqiomypl.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "cnxvikozwluim.exe" mzkejitfqiomypl.exe -
Enumerates connected drives 3 TTPs 64 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\a: aceduuaobs.exe File opened (read-only) \??\q: aceduuaobs.exe File opened (read-only) \??\l: hpcsstik.exe File opened (read-only) \??\z: hpcsstik.exe File opened (read-only) \??\a: hpcsstik.exe File opened (read-only) \??\j: hpcsstik.exe File opened (read-only) \??\q: hpcsstik.exe File opened (read-only) \??\r: hpcsstik.exe File opened (read-only) \??\w: hpcsstik.exe File opened (read-only) \??\j: aceduuaobs.exe File opened (read-only) \??\m: hpcsstik.exe File opened (read-only) \??\p: hpcsstik.exe File opened (read-only) \??\k: hpcsstik.exe File opened (read-only) \??\g: aceduuaobs.exe File opened (read-only) \??\o: aceduuaobs.exe File opened (read-only) \??\x: aceduuaobs.exe File opened (read-only) \??\o: hpcsstik.exe File opened (read-only) \??\v: hpcsstik.exe File opened (read-only) \??\k: aceduuaobs.exe File opened (read-only) \??\p: aceduuaobs.exe File opened (read-only) \??\s: aceduuaobs.exe File opened (read-only) \??\u: hpcsstik.exe File opened (read-only) \??\y: hpcsstik.exe File opened (read-only) \??\l: hpcsstik.exe File opened (read-only) \??\y: aceduuaobs.exe File opened (read-only) \??\i: hpcsstik.exe File opened (read-only) \??\t: hpcsstik.exe File opened (read-only) \??\j: hpcsstik.exe File opened (read-only) \??\m: hpcsstik.exe File opened (read-only) \??\n: hpcsstik.exe File opened (read-only) \??\n: aceduuaobs.exe File opened (read-only) \??\g: hpcsstik.exe File opened (read-only) \??\i: hpcsstik.exe File opened (read-only) \??\o: hpcsstik.exe File opened (read-only) \??\p: hpcsstik.exe File opened (read-only) \??\s: hpcsstik.exe File opened (read-only) \??\q: hpcsstik.exe File opened (read-only) \??\b: aceduuaobs.exe File opened (read-only) \??\l: aceduuaobs.exe File opened (read-only) \??\m: aceduuaobs.exe File opened (read-only) \??\r: aceduuaobs.exe File opened (read-only) \??\e: hpcsstik.exe File opened (read-only) \??\k: hpcsstik.exe File opened (read-only) \??\r: hpcsstik.exe File opened (read-only) \??\w: hpcsstik.exe File opened (read-only) \??\h: hpcsstik.exe File opened (read-only) \??\e: hpcsstik.exe File opened (read-only) \??\h: aceduuaobs.exe File opened (read-only) \??\n: hpcsstik.exe File opened (read-only) \??\b: hpcsstik.exe File opened (read-only) \??\z: hpcsstik.exe File opened (read-only) \??\b: hpcsstik.exe File opened (read-only) \??\x: hpcsstik.exe File opened (read-only) \??\g: hpcsstik.exe File opened (read-only) \??\s: hpcsstik.exe File opened (read-only) \??\i: aceduuaobs.exe File opened (read-only) \??\t: aceduuaobs.exe File opened (read-only) \??\a: hpcsstik.exe File opened (read-only) \??\t: hpcsstik.exe File opened (read-only) \??\u: hpcsstik.exe File opened (read-only) \??\e: aceduuaobs.exe File opened (read-only) \??\v: aceduuaobs.exe File opened (read-only) \??\h: hpcsstik.exe File opened (read-only) \??\y: hpcsstik.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" aceduuaobs.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" aceduuaobs.exe -
AutoIT Executable 5 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2140-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral1/files/0x000d00000001473e-5.dat autoit_exe behavioral1/files/0x000b000000012243-17.dat autoit_exe behavioral1/files/0x0030000000014b90-28.dat autoit_exe behavioral1/files/0x0007000000015580-39.dat autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\hpcsstik.exe 4213e024bc4f015c556788cca0b65ecb.exe File opened for modification C:\Windows\SysWOW64\hpcsstik.exe 4213e024bc4f015c556788cca0b65ecb.exe File created C:\Windows\SysWOW64\mzkejitfqiomypl.exe 4213e024bc4f015c556788cca0b65ecb.exe File opened for modification C:\Windows\SysWOW64\aceduuaobs.exe 4213e024bc4f015c556788cca0b65ecb.exe File opened for modification C:\Windows\SysWOW64\mzkejitfqiomypl.exe 4213e024bc4f015c556788cca0b65ecb.exe File created C:\Windows\SysWOW64\cnxvikozwluim.exe 4213e024bc4f015c556788cca0b65ecb.exe File opened for modification C:\Windows\SysWOW64\cnxvikozwluim.exe 4213e024bc4f015c556788cca0b65ecb.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll aceduuaobs.exe File created C:\Windows\SysWOW64\aceduuaobs.exe 4213e024bc4f015c556788cca0b65ecb.exe -
Drops file in Program Files directory 14 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe hpcsstik.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe hpcsstik.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal hpcsstik.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe hpcsstik.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal hpcsstik.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe hpcsstik.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal hpcsstik.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe hpcsstik.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe hpcsstik.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe hpcsstik.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe hpcsstik.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal hpcsstik.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe hpcsstik.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe hpcsstik.exe -
Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf 4213e024bc4f015c556788cca0b65ecb.exe File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created C:\Windows\~$mydoc.rtf WINWORD.EXE File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE File opened for modification C:\Windows\~$mydoc.rtf WINWORD.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Office loads VBA resources, possible macro or embedded object present
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description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.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\"" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" WINWORD.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\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat aceduuaobs.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" aceduuaobs.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx WINWORD.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" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command WINWORD.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" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" aceduuaobs.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" WINWORD.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" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" aceduuaobs.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.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" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 4213e024bc4f015c556788cca0b65ecb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf aceduuaobs.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe WINWORD.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\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E0F26BB6FE1C22DAD27FD1D18A759167" 4213e024bc4f015c556788cca0b65ecb.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3052 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2876 hpcsstik.exe 2876 hpcsstik.exe 2876 hpcsstik.exe 2876 hpcsstik.exe 2704 mzkejitfqiomypl.exe 2704 mzkejitfqiomypl.exe 2704 mzkejitfqiomypl.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2588 hpcsstik.exe 2588 hpcsstik.exe 2588 hpcsstik.exe 2588 hpcsstik.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2704 mzkejitfqiomypl.exe 2596 cnxvikozwluim.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2876 hpcsstik.exe 2704 mzkejitfqiomypl.exe 2876 hpcsstik.exe 2704 mzkejitfqiomypl.exe 2704 mzkejitfqiomypl.exe 2876 hpcsstik.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2588 hpcsstik.exe 2588 hpcsstik.exe 2588 hpcsstik.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2140 4213e024bc4f015c556788cca0b65ecb.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2988 aceduuaobs.exe 2876 hpcsstik.exe 2704 mzkejitfqiomypl.exe 2876 hpcsstik.exe 2704 mzkejitfqiomypl.exe 2704 mzkejitfqiomypl.exe 2876 hpcsstik.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2596 cnxvikozwluim.exe 2588 hpcsstik.exe 2588 hpcsstik.exe 2588 hpcsstik.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3052 WINWORD.EXE 3052 WINWORD.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2140 wrote to memory of 2988 2140 4213e024bc4f015c556788cca0b65ecb.exe 28 PID 2140 wrote to memory of 2988 2140 4213e024bc4f015c556788cca0b65ecb.exe 28 PID 2140 wrote to memory of 2988 2140 4213e024bc4f015c556788cca0b65ecb.exe 28 PID 2140 wrote to memory of 2988 2140 4213e024bc4f015c556788cca0b65ecb.exe 28 PID 2140 wrote to memory of 2704 2140 4213e024bc4f015c556788cca0b65ecb.exe 29 PID 2140 wrote to memory of 2704 2140 4213e024bc4f015c556788cca0b65ecb.exe 29 PID 2140 wrote to memory of 2704 2140 4213e024bc4f015c556788cca0b65ecb.exe 29 PID 2140 wrote to memory of 2704 2140 4213e024bc4f015c556788cca0b65ecb.exe 29 PID 2140 wrote to memory of 2876 2140 4213e024bc4f015c556788cca0b65ecb.exe 30 PID 2140 wrote to memory of 2876 2140 4213e024bc4f015c556788cca0b65ecb.exe 30 PID 2140 wrote to memory of 2876 2140 4213e024bc4f015c556788cca0b65ecb.exe 30 PID 2140 wrote to memory of 2876 2140 4213e024bc4f015c556788cca0b65ecb.exe 30 PID 2140 wrote to memory of 2596 2140 4213e024bc4f015c556788cca0b65ecb.exe 31 PID 2140 wrote to memory of 2596 2140 4213e024bc4f015c556788cca0b65ecb.exe 31 PID 2140 wrote to memory of 2596 2140 4213e024bc4f015c556788cca0b65ecb.exe 31 PID 2140 wrote to memory of 2596 2140 4213e024bc4f015c556788cca0b65ecb.exe 31 PID 2988 wrote to memory of 2588 2988 aceduuaobs.exe 32 PID 2988 wrote to memory of 2588 2988 aceduuaobs.exe 32 PID 2988 wrote to memory of 2588 2988 aceduuaobs.exe 32 PID 2988 wrote to memory of 2588 2988 aceduuaobs.exe 32 PID 2140 wrote to memory of 3052 2140 4213e024bc4f015c556788cca0b65ecb.exe 33 PID 2140 wrote to memory of 3052 2140 4213e024bc4f015c556788cca0b65ecb.exe 33 PID 2140 wrote to memory of 3052 2140 4213e024bc4f015c556788cca0b65ecb.exe 33 PID 2140 wrote to memory of 3052 2140 4213e024bc4f015c556788cca0b65ecb.exe 33 PID 3052 wrote to memory of 936 3052 WINWORD.EXE 36 PID 3052 wrote to memory of 936 3052 WINWORD.EXE 36 PID 3052 wrote to memory of 936 3052 WINWORD.EXE 36 PID 3052 wrote to memory of 936 3052 WINWORD.EXE 36
Processes
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C:\Users\Admin\AppData\Local\Temp\4213e024bc4f015c556788cca0b65ecb.exe"C:\Users\Admin\AppData\Local\Temp\4213e024bc4f015c556788cca0b65ecb.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\SysWOW64\aceduuaobs.exeaceduuaobs.exe2⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Enumerates connected drives
- Modifies WinLogon
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2988 -
C:\Windows\SysWOW64\hpcsstik.exeC:\Windows\system32\hpcsstik.exe3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2588
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C:\Windows\SysWOW64\mzkejitfqiomypl.exemzkejitfqiomypl.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2704
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C:\Windows\SysWOW64\hpcsstik.exehpcsstik.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2876
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C:\Windows\SysWOW64\cnxvikozwluim.execnxvikozwluim.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2596
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"2⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵PID:936
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify Tools
2Modify Registry
7Replay Monitor
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Downloads
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Filesize
20KB
MD512475573c4b147217fcdb2d2b10e4a31
SHA17d2956b33a93d8c05631797ce49b2cfa86d0719b
SHA256c85db5979977c2dfb2cb5a786d0e56fd09016274ad52454b640e057064d78c67
SHA512f07e595592c0aa673b6b26e597a56c63e7f58cea9de7b05a14085576cf1f372bfd25be28d0b93694f28b8a449a14d5ce8640d7eaa867db5ce9335986714f0928
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Filesize
512KB
MD52e5eae0ed71de6fdf948e3558535e98a
SHA14d7e882e8ddc29b3cfe4aacc08a2ecb6a5ce3654
SHA2561ca5ecfbe3db74e0f2face1077be70a140ef146032ff2a2cf70738cca1d5cb56
SHA5126e325bddba80d72d00509b9c30365cdfb7d42f135e6a700ce6580c3ee37c213d26cc3bd2a1ac69c0beae67027b9ceb8294be60d23f82cb5dc2521ab2db7cce00
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Filesize
512KB
MD554f248079fb74540c5a98d6181e8e059
SHA1e4a9ed70009c424fd5a8e6811228581631ecc6e8
SHA256ae70907d4b3b68a566ce27c64c629791119b65b1c34fafe38a63bab04a7625ac
SHA51222354765ea91df3d995941f2121fcc46d6c5ff9258159126f2e2c0ce3fde6b1e54a449e14f040eddd9a930427f35ef3e2e0a86e8eb294305613e637fc0e430d5
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7
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Filesize
512KB
MD5f9a23a2873831625997954e8fa32860e
SHA17cbe5f8cf7e1fa524dce4b733770877de88b03be
SHA256f333ffae589a4180033f4631ae23989fa50f42b89b029ab31094b4a0e2329bc4
SHA512f2c777a23d7304e2883cf29218756d873a7f436c4968d9520802c1a4c52b3048ad09d37a711cb4ca461a91fb1dd234cb0e9d417ba9eae5820708f3b2e09bc872
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Filesize
512KB
MD598b817c222f0568998c40ec779b953ca
SHA163e91433262adf452565815043d0b9720cf3ebfa
SHA256e65bc9c773f75e3f2bb35f25cfdb5cad5649f087ce37f3cdddd13d87e0346867
SHA512e1f541f5469df56e891a571c7f8735906936358cacdf0f335a49205d23f696e7c40273a6ecd8244910c6329370015736bdcefb382f0f7d8c62dbc006fee5f1d3