Analysis
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max time kernel
150s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
07/01/2024, 19:20
Static task
static1
Behavioral task
behavioral1
Sample
492aa041e8bc85623d4ee5ca79cb4994.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
492aa041e8bc85623d4ee5ca79cb4994.exe
Resource
win10v2004-20231215-en
General
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Target
492aa041e8bc85623d4ee5ca79cb4994.exe
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Size
512KB
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MD5
492aa041e8bc85623d4ee5ca79cb4994
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SHA1
9dfe6b5e7216cec78d6637f8b97ea1dd0db2dceb
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SHA256
40981dea368726c7fa3ff82e67c69da71275dde939a5ff28f034df0bd86b0a5b
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SHA512
a4ef35f9f29b9d0847fb41413b473dbd1ddc1edec14cfc0265b14fde1eb828e3a47a5a426460d67586ccf744f512a10804ced1c0c8db49e068331134a4491be0
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj60:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5h
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" lvxwrnoibc.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" lvxwrnoibc.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" lvxwrnoibc.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" lvxwrnoibc.exe -
Executes dropped EXE 5 IoCs
pid Process 2716 lvxwrnoibc.exe 2812 obpmdcvptferbqc.exe 2952 qylqcvvf.exe 2840 itrfgsxemmlkz.exe 2572 qylqcvvf.exe -
Loads dropped DLL 5 IoCs
pid Process 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2716 lvxwrnoibc.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\AntiVirusOverride = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirstRunDisabled = "1" lvxwrnoibc.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\ = "itrfgsxemmlkz.exe" obpmdcvptferbqc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\icgyfppx = "lvxwrnoibc.exe" obpmdcvptferbqc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qvhiathk = "obpmdcvptferbqc.exe" obpmdcvptferbqc.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) \??\j: qylqcvvf.exe File opened (read-only) \??\v: qylqcvvf.exe File opened (read-only) \??\z: lvxwrnoibc.exe File opened (read-only) \??\i: qylqcvvf.exe File opened (read-only) \??\p: qylqcvvf.exe File opened (read-only) \??\l: lvxwrnoibc.exe File opened (read-only) \??\r: lvxwrnoibc.exe File opened (read-only) \??\a: qylqcvvf.exe File opened (read-only) \??\y: qylqcvvf.exe File opened (read-only) \??\s: qylqcvvf.exe File opened (read-only) \??\e: lvxwrnoibc.exe File opened (read-only) \??\n: qylqcvvf.exe File opened (read-only) \??\r: qylqcvvf.exe File opened (read-only) \??\o: qylqcvvf.exe File opened (read-only) \??\i: lvxwrnoibc.exe File opened (read-only) \??\t: qylqcvvf.exe File opened (read-only) \??\t: lvxwrnoibc.exe File opened (read-only) \??\w: lvxwrnoibc.exe File opened (read-only) \??\u: qylqcvvf.exe File opened (read-only) \??\e: qylqcvvf.exe File opened (read-only) \??\l: qylqcvvf.exe File opened (read-only) \??\w: qylqcvvf.exe File opened (read-only) \??\o: lvxwrnoibc.exe File opened (read-only) \??\s: lvxwrnoibc.exe File opened (read-only) \??\n: lvxwrnoibc.exe File opened (read-only) \??\o: qylqcvvf.exe File opened (read-only) \??\b: qylqcvvf.exe File opened (read-only) \??\g: qylqcvvf.exe File opened (read-only) \??\k: qylqcvvf.exe File opened (read-only) \??\n: qylqcvvf.exe File opened (read-only) \??\x: qylqcvvf.exe File opened (read-only) \??\z: qylqcvvf.exe File opened (read-only) \??\y: lvxwrnoibc.exe File opened (read-only) \??\u: qylqcvvf.exe File opened (read-only) \??\q: lvxwrnoibc.exe File opened (read-only) \??\g: qylqcvvf.exe File opened (read-only) \??\h: qylqcvvf.exe File opened (read-only) \??\r: qylqcvvf.exe File opened (read-only) \??\k: lvxwrnoibc.exe File opened (read-only) \??\l: qylqcvvf.exe File opened (read-only) \??\q: qylqcvvf.exe File opened (read-only) \??\p: qylqcvvf.exe File opened (read-only) \??\t: qylqcvvf.exe File opened (read-only) \??\y: qylqcvvf.exe File opened (read-only) \??\v: qylqcvvf.exe File opened (read-only) \??\z: qylqcvvf.exe File opened (read-only) \??\m: lvxwrnoibc.exe File opened (read-only) \??\p: lvxwrnoibc.exe File opened (read-only) \??\v: lvxwrnoibc.exe File opened (read-only) \??\x: lvxwrnoibc.exe File opened (read-only) \??\h: lvxwrnoibc.exe File opened (read-only) \??\b: qylqcvvf.exe File opened (read-only) \??\e: qylqcvvf.exe File opened (read-only) \??\h: qylqcvvf.exe File opened (read-only) \??\i: qylqcvvf.exe File opened (read-only) \??\q: qylqcvvf.exe File opened (read-only) \??\b: lvxwrnoibc.exe File opened (read-only) \??\g: lvxwrnoibc.exe File opened (read-only) \??\m: qylqcvvf.exe File opened (read-only) \??\x: qylqcvvf.exe File opened (read-only) \??\m: qylqcvvf.exe File opened (read-only) \??\a: lvxwrnoibc.exe File opened (read-only) \??\j: lvxwrnoibc.exe File opened (read-only) \??\k: qylqcvvf.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" lvxwrnoibc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" lvxwrnoibc.exe -
AutoIT Executable 5 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2004-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral1/files/0x000900000001225c-5.dat autoit_exe behavioral1/files/0x000a000000012238-17.dat autoit_exe behavioral1/files/0x002b00000001490f-28.dat autoit_exe behavioral1/files/0x0009000000014b90-34.dat autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\lvxwrnoibc.exe 492aa041e8bc85623d4ee5ca79cb4994.exe File opened for modification C:\Windows\SysWOW64\lvxwrnoibc.exe 492aa041e8bc85623d4ee5ca79cb4994.exe File opened for modification C:\Windows\SysWOW64\obpmdcvptferbqc.exe 492aa041e8bc85623d4ee5ca79cb4994.exe File created C:\Windows\SysWOW64\itrfgsxemmlkz.exe 492aa041e8bc85623d4ee5ca79cb4994.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll lvxwrnoibc.exe File created C:\Windows\SysWOW64\obpmdcvptferbqc.exe 492aa041e8bc85623d4ee5ca79cb4994.exe File created C:\Windows\SysWOW64\qylqcvvf.exe 492aa041e8bc85623d4ee5ca79cb4994.exe File opened for modification C:\Windows\SysWOW64\qylqcvvf.exe 492aa041e8bc85623d4ee5ca79cb4994.exe File opened for modification C:\Windows\SysWOW64\itrfgsxemmlkz.exe 492aa041e8bc85623d4ee5ca79cb4994.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe qylqcvvf.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe qylqcvvf.exe File opened for modification \??\c:\Program Files\ResumeDeny.doc.exe qylqcvvf.exe File created \??\c:\Program Files\ResumeDeny.doc.exe qylqcvvf.exe File opened for modification \??\c:\Program Files\ResumeDeny.doc.exe qylqcvvf.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe qylqcvvf.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe qylqcvvf.exe File opened for modification C:\Program Files\ResumeDeny.nal qylqcvvf.exe File opened for modification C:\Program Files\ResumeDeny.nal qylqcvvf.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe qylqcvvf.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe qylqcvvf.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal qylqcvvf.exe File opened for modification C:\Program Files\ResumeDeny.doc.exe qylqcvvf.exe File opened for modification C:\Program Files\ResumeDeny.doc.exe qylqcvvf.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal qylqcvvf.exe -
Drops file in Windows directory 5 IoCs
description ioc Process 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 File opened for modification C:\Windows\mydoc.rtf 492aa041e8bc85623d4ee5ca79cb4994.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 created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML 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 Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Key created \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\Se&nd to OneNote WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor 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 (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 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 deleted \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\MenuExt WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command 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 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 MHTML Editor\shell\edit\command WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 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\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.EXE -
Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit 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\MSPub.exe WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 492aa041e8bc85623d4ee5ca79cb4994.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" WINWORD.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" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" WINWORD.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" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" lvxwrnoibc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application 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 (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ABAFACDFE14F19483743B42819D3E91B38B028B4314023BE1CC459A08A9" 492aa041e8bc85623d4ee5ca79cb4994.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.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\"" 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\CLV.Classes\StartCom1 = "E7816BB6FE1A22D1D209D1D58B799062" 492aa041e8bc85623d4ee5ca79cb4994.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit 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\mhtmlfile\shell\Edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh lvxwrnoibc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" lvxwrnoibc.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" WINWORD.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" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat lvxwrnoibc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" lvxwrnoibc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf lvxwrnoibc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList 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 created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2688 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2952 qylqcvvf.exe 2952 qylqcvvf.exe 2952 qylqcvvf.exe 2952 qylqcvvf.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2572 qylqcvvf.exe 2572 qylqcvvf.exe 2572 qylqcvvf.exe 2572 qylqcvvf.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2812 obpmdcvptferbqc.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2952 qylqcvvf.exe 2952 qylqcvvf.exe 2952 qylqcvvf.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2572 qylqcvvf.exe 2572 qylqcvvf.exe 2572 qylqcvvf.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2716 lvxwrnoibc.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2812 obpmdcvptferbqc.exe 2952 qylqcvvf.exe 2952 qylqcvvf.exe 2952 qylqcvvf.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2840 itrfgsxemmlkz.exe 2572 qylqcvvf.exe 2572 qylqcvvf.exe 2572 qylqcvvf.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2688 WINWORD.EXE 2688 WINWORD.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2004 wrote to memory of 2716 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 28 PID 2004 wrote to memory of 2716 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 28 PID 2004 wrote to memory of 2716 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 28 PID 2004 wrote to memory of 2716 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 28 PID 2004 wrote to memory of 2812 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 29 PID 2004 wrote to memory of 2812 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 29 PID 2004 wrote to memory of 2812 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 29 PID 2004 wrote to memory of 2812 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 29 PID 2004 wrote to memory of 2952 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 30 PID 2004 wrote to memory of 2952 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 30 PID 2004 wrote to memory of 2952 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 30 PID 2004 wrote to memory of 2952 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 30 PID 2004 wrote to memory of 2840 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 31 PID 2004 wrote to memory of 2840 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 31 PID 2004 wrote to memory of 2840 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 31 PID 2004 wrote to memory of 2840 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 31 PID 2716 wrote to memory of 2572 2716 lvxwrnoibc.exe 32 PID 2716 wrote to memory of 2572 2716 lvxwrnoibc.exe 32 PID 2716 wrote to memory of 2572 2716 lvxwrnoibc.exe 32 PID 2716 wrote to memory of 2572 2716 lvxwrnoibc.exe 32 PID 2004 wrote to memory of 2688 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 33 PID 2004 wrote to memory of 2688 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 33 PID 2004 wrote to memory of 2688 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 33 PID 2004 wrote to memory of 2688 2004 492aa041e8bc85623d4ee5ca79cb4994.exe 33 PID 2688 wrote to memory of 1728 2688 WINWORD.EXE 36 PID 2688 wrote to memory of 1728 2688 WINWORD.EXE 36 PID 2688 wrote to memory of 1728 2688 WINWORD.EXE 36 PID 2688 wrote to memory of 1728 2688 WINWORD.EXE 36
Processes
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C:\Users\Admin\AppData\Local\Temp\492aa041e8bc85623d4ee5ca79cb4994.exe"C:\Users\Admin\AppData\Local\Temp\492aa041e8bc85623d4ee5ca79cb4994.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:2004 -
C:\Windows\SysWOW64\lvxwrnoibc.exelvxwrnoibc.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:2716 -
C:\Windows\SysWOW64\qylqcvvf.exeC:\Windows\system32\qylqcvvf.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:2572
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C:\Windows\SysWOW64\obpmdcvptferbqc.exeobpmdcvptferbqc.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2812
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C:\Windows\SysWOW64\qylqcvvf.exeqylqcvvf.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:2952
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C:\Windows\SysWOW64\itrfgsxemmlkz.exeitrfgsxemmlkz.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2840
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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:2688 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵PID:1728
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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
MD5027946734307570da7ad402d47a1ca37
SHA1061bd708caed26cbb791431e64a63b51bd0e8339
SHA2561e4515fed8933e5b6969e4386e3b8b3090e114c64f454bfad4b5446c1e50d62f
SHA512e5b5f2da6a94c47fa7368fd9a4b51732ec172063b4c46c18585f4d8a3d9f24d0927a95ea63f9dde73c6bb1888dbd957c6230478d1994fb43be3c29038827b205
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Filesize
512KB
MD5c1b7aea6a2b071441cd2b7f5ad3d8784
SHA1899aa6153d393d4cb14e98f6638238d5bca1db3f
SHA256b9bc44483512856795a1fae015e065a1a3ae1a75bab711de162d39a75009451f
SHA512d919de801e4d22723c1e298ba05925278ac730d0e2620e06f68a4d062588666de1e5515082109b6d76374b7f3b9d5cfb8aceeb3ffae85aaa8284107525ca9395
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7
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Filesize
512KB
MD528e5fa144fb4c26ff3a1f5d7832e53aa
SHA198f4b9ebe100ad1046f638e19012a0aa08a1a648
SHA25667e897207968a54682c348c4ced68ce6bc5c7e98341b8e75ae797c77074eef33
SHA5122bcc57c72166093954c6a05853ff0cb3475fd33cdfa0dcd2960f02c492d744919d9c87e03514a2adc156e9d22b85a81d4ba009f395180d42f2453d02329b4c5d
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Filesize
512KB
MD5e2475e8a46b34995a40313f758796232
SHA17dda71374e15c8fa22805b97a9963e0172053631
SHA2567145ab029e8f89109af6c7b0f2e0ac5e23b5127f8cf4614b7d680569fdf38349
SHA512707da961f64ce42e007c06d75bc1ea9f2c12f135da70550f32a7787b03c6c2e858e8fc08387ab4863ec14bcaa9b02dc6f67fd9d0f4c2e60093e97a013018cada
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Filesize
512KB
MD5fe04121e7e24d036ff1afc7e26ce7931
SHA1d3bf4fa2afc65846b184d74970fd71b15d2342a7
SHA256569ffeabc542175b95347259b36c358424e8f05ef685bdf5700d4c5a6de08c63
SHA512fc57c17a97e8fba7a0b17439281d5f250f984819ab4041ef35acec07412c3d5bad89deb400440ce7ab1dbb8c193ba393c7c13abf2139ac70abd7c61fe7059f34