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
30/12/2023, 08:01
Static task
static1
Behavioral task
behavioral1
Sample
12e22d7ddba3199c80f284b55a67c778.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
12e22d7ddba3199c80f284b55a67c778.exe
Resource
win10v2004-20231215-en
General
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Target
12e22d7ddba3199c80f284b55a67c778.exe
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Size
512KB
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MD5
12e22d7ddba3199c80f284b55a67c778
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SHA1
4f91a165006d8a0a2b4a27fc0a50f059e4f39b2e
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SHA256
a9894fb73d6b45cd1f47e13a0d28e38082a9d81efdc3b725d45dc6c9f3973d55
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SHA512
2399d9649f2a1d2db0b2a8d97f1c7fb5335182303e169b2a6d56ab8839d8c90f926352371564701c29b52cb4153e3ec3c9fefec07e83a10a7a5d19db58246caa
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6i:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5Z
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-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" tvgtwvchdf.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tvgtwvchdf.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" tvgtwvchdf.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" tvgtwvchdf.exe -
Executes dropped EXE 5 IoCs
pid Process 2828 tvgtwvchdf.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2584 kfgaldtu.exe 2632 kfgaldtu.exe -
Loads dropped DLL 5 IoCs
pid Process 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2828 tvgtwvchdf.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\FirewallOverride = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirstRunDisabled = "1" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" tvgtwvchdf.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\ = "fhkxnrlvjlurm.exe" etdvnjbwbbibxdo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qvvxumgs = "tvgtwvchdf.exe" etdvnjbwbbibxdo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\jkroossv = "etdvnjbwbbibxdo.exe" etdvnjbwbbibxdo.exe -
Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\b: tvgtwvchdf.exe File opened (read-only) \??\r: tvgtwvchdf.exe File opened (read-only) \??\s: tvgtwvchdf.exe File opened (read-only) \??\a: kfgaldtu.exe File opened (read-only) \??\s: kfgaldtu.exe File opened (read-only) \??\y: kfgaldtu.exe File opened (read-only) \??\z: kfgaldtu.exe File opened (read-only) \??\p: tvgtwvchdf.exe File opened (read-only) \??\v: tvgtwvchdf.exe File opened (read-only) \??\k: kfgaldtu.exe File opened (read-only) \??\n: kfgaldtu.exe File opened (read-only) \??\q: kfgaldtu.exe File opened (read-only) \??\u: kfgaldtu.exe File opened (read-only) \??\e: tvgtwvchdf.exe File opened (read-only) \??\i: tvgtwvchdf.exe File opened (read-only) \??\k: tvgtwvchdf.exe File opened (read-only) \??\t: tvgtwvchdf.exe File opened (read-only) \??\e: kfgaldtu.exe File opened (read-only) \??\m: kfgaldtu.exe File opened (read-only) \??\n: tvgtwvchdf.exe File opened (read-only) \??\u: tvgtwvchdf.exe File opened (read-only) \??\j: kfgaldtu.exe File opened (read-only) \??\l: kfgaldtu.exe File opened (read-only) \??\w: kfgaldtu.exe File opened (read-only) \??\x: kfgaldtu.exe File opened (read-only) \??\a: tvgtwvchdf.exe File opened (read-only) \??\l: tvgtwvchdf.exe File opened (read-only) \??\g: kfgaldtu.exe File opened (read-only) \??\h: kfgaldtu.exe File opened (read-only) \??\o: kfgaldtu.exe File opened (read-only) \??\t: kfgaldtu.exe File opened (read-only) \??\j: tvgtwvchdf.exe File opened (read-only) \??\o: tvgtwvchdf.exe File opened (read-only) \??\q: tvgtwvchdf.exe File opened (read-only) \??\x: tvgtwvchdf.exe File opened (read-only) \??\z: tvgtwvchdf.exe File opened (read-only) \??\g: tvgtwvchdf.exe File opened (read-only) \??\w: tvgtwvchdf.exe File opened (read-only) \??\y: tvgtwvchdf.exe File opened (read-only) \??\i: kfgaldtu.exe File opened (read-only) \??\r: kfgaldtu.exe File opened (read-only) \??\h: tvgtwvchdf.exe File opened (read-only) \??\m: tvgtwvchdf.exe File opened (read-only) \??\b: kfgaldtu.exe File opened (read-only) \??\p: kfgaldtu.exe File opened (read-only) \??\v: kfgaldtu.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" tvgtwvchdf.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" tvgtwvchdf.exe -
AutoIT Executable 5 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2092-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral1/files/0x000c000000012262-5.dat autoit_exe behavioral1/files/0x000a000000012133-17.dat autoit_exe behavioral1/files/0x0007000000017558-31.dat autoit_exe behavioral1/files/0x0035000000016d6d-38.dat autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\tvgtwvchdf.exe 12e22d7ddba3199c80f284b55a67c778.exe File created C:\Windows\SysWOW64\etdvnjbwbbibxdo.exe 12e22d7ddba3199c80f284b55a67c778.exe File opened for modification C:\Windows\SysWOW64\fhkxnrlvjlurm.exe 12e22d7ddba3199c80f284b55a67c778.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll tvgtwvchdf.exe File created C:\Windows\SysWOW64\tvgtwvchdf.exe 12e22d7ddba3199c80f284b55a67c778.exe File created C:\Windows\SysWOW64\kfgaldtu.exe 12e22d7ddba3199c80f284b55a67c778.exe File opened for modification C:\Windows\SysWOW64\kfgaldtu.exe 12e22d7ddba3199c80f284b55a67c778.exe File created C:\Windows\SysWOW64\fhkxnrlvjlurm.exe 12e22d7ddba3199c80f284b55a67c778.exe File opened for modification C:\Windows\SysWOW64\etdvnjbwbbibxdo.exe 12e22d7ddba3199c80f284b55a67c778.exe -
Drops file in Program Files directory 8 IoCs
description ioc Process File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kfgaldtu.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kfgaldtu.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kfgaldtu.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal kfgaldtu.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kfgaldtu.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kfgaldtu.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kfgaldtu.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal kfgaldtu.exe -
Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE File opened for modification C:\Windows\~$mydoc.rtf WINWORD.EXE File opened for modification C:\Windows\mydoc.rtf 12e22d7ddba3199c80f284b55a67c778.exe File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created C:\Windows\~$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 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 WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Key deleted \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 MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\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 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit 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-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Toolbar 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\command 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 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 Key created \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\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor 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 MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\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-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key deleted \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\ = "&Edit" WINWORD.EXE -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ACFF9B0F910F2E4837E3B4B86993E96B08D028F4361033BE2BD429D08A5" 12e22d7ddba3199c80f284b55a67c778.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\mhtmlfile\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon WINWORD.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\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\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\Microsoft Publisher\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "184AC67A14E0DAB4B8CB7FE7ECE437CF" 12e22d7ddba3199c80f284b55a67c778.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 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 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe 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\Com4 = "7E8CFF8F482B82199136D65A7DE0BC92E141594B66426245D799" 12e22d7ddba3199c80f284b55a67c778.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command 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 Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" 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\DefaultIcon\ = "\"%1\"" 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\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32472D7E9C5582206D4477D670252CD67DF364DF" 12e22d7ddba3199c80f284b55a67c778.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" tvgtwvchdf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs tvgtwvchdf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" tvgtwvchdf.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg tvgtwvchdf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" tvgtwvchdf.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2596 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2632 kfgaldtu.exe 2632 kfgaldtu.exe 2632 kfgaldtu.exe 2632 kfgaldtu.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2692 fhkxnrlvjlurm.exe -
Suspicious use of FindShellTrayWindow 15 IoCs
pid Process 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2632 kfgaldtu.exe 2632 kfgaldtu.exe 2632 kfgaldtu.exe -
Suspicious use of SendNotifyMessage 15 IoCs
pid Process 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2092 12e22d7ddba3199c80f284b55a67c778.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2728 etdvnjbwbbibxdo.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2828 tvgtwvchdf.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2692 fhkxnrlvjlurm.exe 2632 kfgaldtu.exe 2632 kfgaldtu.exe 2632 kfgaldtu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2596 WINWORD.EXE 2596 WINWORD.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2092 wrote to memory of 2828 2092 12e22d7ddba3199c80f284b55a67c778.exe 28 PID 2092 wrote to memory of 2828 2092 12e22d7ddba3199c80f284b55a67c778.exe 28 PID 2092 wrote to memory of 2828 2092 12e22d7ddba3199c80f284b55a67c778.exe 28 PID 2092 wrote to memory of 2828 2092 12e22d7ddba3199c80f284b55a67c778.exe 28 PID 2092 wrote to memory of 2728 2092 12e22d7ddba3199c80f284b55a67c778.exe 29 PID 2092 wrote to memory of 2728 2092 12e22d7ddba3199c80f284b55a67c778.exe 29 PID 2092 wrote to memory of 2728 2092 12e22d7ddba3199c80f284b55a67c778.exe 29 PID 2092 wrote to memory of 2728 2092 12e22d7ddba3199c80f284b55a67c778.exe 29 PID 2092 wrote to memory of 2584 2092 12e22d7ddba3199c80f284b55a67c778.exe 31 PID 2092 wrote to memory of 2584 2092 12e22d7ddba3199c80f284b55a67c778.exe 31 PID 2092 wrote to memory of 2584 2092 12e22d7ddba3199c80f284b55a67c778.exe 31 PID 2092 wrote to memory of 2584 2092 12e22d7ddba3199c80f284b55a67c778.exe 31 PID 2092 wrote to memory of 2692 2092 12e22d7ddba3199c80f284b55a67c778.exe 30 PID 2092 wrote to memory of 2692 2092 12e22d7ddba3199c80f284b55a67c778.exe 30 PID 2092 wrote to memory of 2692 2092 12e22d7ddba3199c80f284b55a67c778.exe 30 PID 2092 wrote to memory of 2692 2092 12e22d7ddba3199c80f284b55a67c778.exe 30 PID 2828 wrote to memory of 2632 2828 tvgtwvchdf.exe 32 PID 2828 wrote to memory of 2632 2828 tvgtwvchdf.exe 32 PID 2828 wrote to memory of 2632 2828 tvgtwvchdf.exe 32 PID 2828 wrote to memory of 2632 2828 tvgtwvchdf.exe 32 PID 2092 wrote to memory of 2596 2092 12e22d7ddba3199c80f284b55a67c778.exe 33 PID 2092 wrote to memory of 2596 2092 12e22d7ddba3199c80f284b55a67c778.exe 33 PID 2092 wrote to memory of 2596 2092 12e22d7ddba3199c80f284b55a67c778.exe 33 PID 2092 wrote to memory of 2596 2092 12e22d7ddba3199c80f284b55a67c778.exe 33 PID 2596 wrote to memory of 2408 2596 WINWORD.EXE 36 PID 2596 wrote to memory of 2408 2596 WINWORD.EXE 36 PID 2596 wrote to memory of 2408 2596 WINWORD.EXE 36 PID 2596 wrote to memory of 2408 2596 WINWORD.EXE 36
Processes
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C:\Users\Admin\AppData\Local\Temp\12e22d7ddba3199c80f284b55a67c778.exe"C:\Users\Admin\AppData\Local\Temp\12e22d7ddba3199c80f284b55a67c778.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:2092 -
C:\Windows\SysWOW64\tvgtwvchdf.exetvgtwvchdf.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:2828 -
C:\Windows\SysWOW64\kfgaldtu.exeC:\Windows\system32\kfgaldtu.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:2632
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C:\Windows\SysWOW64\etdvnjbwbbibxdo.exeetdvnjbwbbibxdo.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2728
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C:\Windows\SysWOW64\fhkxnrlvjlurm.exefhkxnrlvjlurm.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2692
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C:\Windows\SysWOW64\kfgaldtu.exekfgaldtu.exe2⤵
- Executes dropped EXE
PID:2584
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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:2596 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵PID:2408
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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
MD58ef7b4ee7886b64c1b1d25c9a12effe7
SHA16e22d241da68b375f911088d30dfe9ef7d0ab00d
SHA256c95752df9f57e25096e80599500b1dda707645fbd9946390484b8cecdb5ddb6e
SHA512eec8ece5af4fe6f19a326effe9c4e48e91549d7b1cceb92e020ae600e67de311f01632e1fa4c5cd48f032c0242c1a9d68d6adfc168f696b7d8dfa7c8c8ca80e7
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Filesize
512KB
MD5886e038aacc9a6a8bf21a22410488b6b
SHA150cfe65250bfcc6d5489b272ca743647cb80ca52
SHA25605e2caffc6db8a306253c1ee7ef17a319405833f76b9eb99a0222194907fece4
SHA512ce2a9a00bbca14496ab1693df71f5dd4a0f02df4e8c77a5276939a55d1ad49f32ecb6242cc3e70bee2be236d9fb0c27091bc001cf8b7a0ea1c4517fbe4a3ae68
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Filesize
512KB
MD57d0d1f7e93bd813293f5ba6370cfac0c
SHA10941562f3e1921a1498f01dd6c2cf50f9d6801f0
SHA25688d3dcdb471950587ce21aedca4a8da9264fbe909773d85fc86c7b81410ec351
SHA512ce112b70f1b5ad84573b1f1078fff8fb47644245d7640cfc2582f3ce1b4823284288fc529a402a94d5699d1e6949b3af3aab0145ff0cfde9fe1e3107f7766623
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7
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Filesize
512KB
MD5b6177febd399214bba82dbb718cbe7f2
SHA19d47d2da6681be120f0e22af2a7cc47a84828d40
SHA256e33afdf2247a3d2733ec01d861c108a1ce406076b540dcf3fa16c9d0067c3fd1
SHA512c18f1b208a4178e2c5063ab55559f4a544d77d62cde3648cdd74a00fe072ec04bbc8e87612a672a7a496bb5c916df405a1bcd8462d639da41eabc05b74059985
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Filesize
512KB
MD5566d134aeb4337d6f16a4a8e6b7ad5ac
SHA107a9a83412300f8d609d80dbfa7c95f86885d2ce
SHA256180c275e46f22fae5a6acb4711659e0c9d5d24b176bcd4c5c2b64d87963d61eb
SHA512fa581b0a57e4c46ac8050e15b5d717217b4c7c3901a9ae39f2a8aa74f6dd9e1feb590d3c0ba92fbbfaab86d3ebde7e0bbf32c99ed7740b62935fabc098cb6201