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Analysis
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max time kernel
148s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
02/01/2024, 16:42
Static task
static1
Behavioral task
behavioral1
Sample
3e7da65e4464100fe04628d920e52f38.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3e7da65e4464100fe04628d920e52f38.exe
Resource
win10v2004-20231222-en
General
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Target
3e7da65e4464100fe04628d920e52f38.exe
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Size
512KB
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MD5
3e7da65e4464100fe04628d920e52f38
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SHA1
d29b7aabb30f052964e86c0e54687613e5729ecb
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SHA256
546e8920984bcb58f73d4d7c6a8a5cc1b201807da16ee7396a50c0ab13b622ba
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SHA512
11631b9e8dc4b271e70fd662e7738da94a939bdcb0a3c470c57eb7c7a6910fa508c7bf3248f48c0c3703098937a1b5f85b1e1c9d9dd2ac9e8437e6cccaecfcc9
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6U:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5d
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-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" srddkjwtoe.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" srddkjwtoe.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" srddkjwtoe.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" srddkjwtoe.exe -
Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Executes dropped EXE 5 IoCs
pid Process 2700 srddkjwtoe.exe 2832 sktveiediwxpzvs.exe 2712 kqwjvrme.exe 2860 edfabvqhrebvt.exe 1980 kqwjvrme.exe -
Loads dropped DLL 5 IoCs
pid Process 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2700 srddkjwtoe.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" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirstRunDisabled = "1" srddkjwtoe.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\ztibfrye = "srddkjwtoe.exe" sktveiediwxpzvs.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ovmworsi = "sktveiediwxpzvs.exe" sktveiediwxpzvs.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "edfabvqhrebvt.exe" sktveiediwxpzvs.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) \??\s: srddkjwtoe.exe File opened (read-only) \??\t: srddkjwtoe.exe File opened (read-only) \??\s: kqwjvrme.exe File opened (read-only) \??\y: kqwjvrme.exe File opened (read-only) \??\i: srddkjwtoe.exe File opened (read-only) \??\n: srddkjwtoe.exe File opened (read-only) \??\z: kqwjvrme.exe File opened (read-only) \??\u: kqwjvrme.exe File opened (read-only) \??\k: srddkjwtoe.exe File opened (read-only) \??\m: srddkjwtoe.exe File opened (read-only) \??\p: srddkjwtoe.exe File opened (read-only) \??\l: kqwjvrme.exe File opened (read-only) \??\n: kqwjvrme.exe File opened (read-only) \??\z: kqwjvrme.exe File opened (read-only) \??\b: srddkjwtoe.exe File opened (read-only) \??\i: kqwjvrme.exe File opened (read-only) \??\n: kqwjvrme.exe File opened (read-only) \??\l: srddkjwtoe.exe File opened (read-only) \??\u: srddkjwtoe.exe File opened (read-only) \??\a: kqwjvrme.exe File opened (read-only) \??\q: kqwjvrme.exe File opened (read-only) \??\e: kqwjvrme.exe File opened (read-only) \??\b: kqwjvrme.exe File opened (read-only) \??\e: srddkjwtoe.exe File opened (read-only) \??\h: srddkjwtoe.exe File opened (read-only) \??\x: srddkjwtoe.exe File opened (read-only) \??\b: kqwjvrme.exe File opened (read-only) \??\g: kqwjvrme.exe File opened (read-only) \??\u: kqwjvrme.exe File opened (read-only) \??\a: kqwjvrme.exe File opened (read-only) \??\j: kqwjvrme.exe File opened (read-only) \??\q: kqwjvrme.exe File opened (read-only) \??\a: srddkjwtoe.exe File opened (read-only) \??\g: srddkjwtoe.exe File opened (read-only) \??\v: kqwjvrme.exe File opened (read-only) \??\g: kqwjvrme.exe File opened (read-only) \??\h: kqwjvrme.exe File opened (read-only) \??\l: kqwjvrme.exe File opened (read-only) \??\r: kqwjvrme.exe File opened (read-only) \??\j: srddkjwtoe.exe File opened (read-only) \??\v: srddkjwtoe.exe File opened (read-only) \??\s: kqwjvrme.exe File opened (read-only) \??\t: kqwjvrme.exe File opened (read-only) \??\o: kqwjvrme.exe File opened (read-only) \??\w: kqwjvrme.exe File opened (read-only) \??\k: kqwjvrme.exe File opened (read-only) \??\m: kqwjvrme.exe File opened (read-only) \??\p: kqwjvrme.exe File opened (read-only) \??\t: kqwjvrme.exe File opened (read-only) \??\w: srddkjwtoe.exe File opened (read-only) \??\h: kqwjvrme.exe File opened (read-only) \??\r: kqwjvrme.exe File opened (read-only) \??\o: kqwjvrme.exe File opened (read-only) \??\v: kqwjvrme.exe File opened (read-only) \??\x: kqwjvrme.exe File opened (read-only) \??\z: srddkjwtoe.exe File opened (read-only) \??\k: kqwjvrme.exe File opened (read-only) \??\x: kqwjvrme.exe File opened (read-only) \??\w: kqwjvrme.exe File opened (read-only) \??\o: srddkjwtoe.exe File opened (read-only) \??\q: srddkjwtoe.exe File opened (read-only) \??\r: srddkjwtoe.exe File opened (read-only) \??\y: srddkjwtoe.exe File opened (read-only) \??\m: kqwjvrme.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" srddkjwtoe.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" srddkjwtoe.exe -
AutoIT Executable 7 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2060-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral1/files/0x000c000000012327-20.dat autoit_exe behavioral1/files/0x000b00000001484b-26.dat autoit_exe behavioral1/files/0x0034000000014fa0-34.dat autoit_exe behavioral1/files/0x0007000000015651-35.dat autoit_exe behavioral1/files/0x0034000000014fa0-28.dat autoit_exe behavioral1/files/0x000b00000001484b-22.dat autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\srddkjwtoe.exe 3e7da65e4464100fe04628d920e52f38.exe File created C:\Windows\SysWOW64\sktveiediwxpzvs.exe 3e7da65e4464100fe04628d920e52f38.exe File opened for modification C:\Windows\SysWOW64\sktveiediwxpzvs.exe 3e7da65e4464100fe04628d920e52f38.exe File created C:\Windows\SysWOW64\kqwjvrme.exe 3e7da65e4464100fe04628d920e52f38.exe File opened for modification C:\Windows\SysWOW64\kqwjvrme.exe 3e7da65e4464100fe04628d920e52f38.exe File opened for modification C:\Windows\SysWOW64\edfabvqhrebvt.exe 3e7da65e4464100fe04628d920e52f38.exe File opened for modification C:\Windows\SysWOW64\srddkjwtoe.exe 3e7da65e4464100fe04628d920e52f38.exe File created C:\Windows\SysWOW64\edfabvqhrebvt.exe 3e7da65e4464100fe04628d920e52f38.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll srddkjwtoe.exe -
Drops file in Program Files directory 15 IoCs
description ioc Process File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kqwjvrme.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal kqwjvrme.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kqwjvrme.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kqwjvrme.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kqwjvrme.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal kqwjvrme.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kqwjvrme.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe kqwjvrme.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf 3e7da65e4464100fe04628d920e52f38.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 -
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 Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor 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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" 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\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\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 Key deleted \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\ = "&Edit" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\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 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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\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 MHTML Editor WINWORD.EXE Key created \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 (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\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\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" srddkjwtoe.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm 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\MSPub.exe\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" srddkjwtoe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh srddkjwtoe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs srddkjwtoe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec 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\.mht\OpenWithList\Microsoft Word\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat srddkjwtoe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit 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\.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\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 3e7da65e4464100fe04628d920e52f38.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" srddkjwtoe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit 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\.WSH\ = "txtfile" srddkjwtoe.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 WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile 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 Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf srddkjwtoe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command 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\Excel.exe\shell\edit 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\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32402D7A9C2D83206A3776A177212DDA7D8164DC" 3e7da65e4464100fe04628d920e52f38.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\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open" 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\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2572 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2712 kqwjvrme.exe 2712 kqwjvrme.exe 2712 kqwjvrme.exe 2712 kqwjvrme.exe 1980 kqwjvrme.exe 1980 kqwjvrme.exe 1980 kqwjvrme.exe 1980 kqwjvrme.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2832 sktveiediwxpzvs.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe Token: SeShutdownPrivilege 2520 explorer.exe -
Suspicious use of FindShellTrayWindow 47 IoCs
pid Process 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2712 kqwjvrme.exe 2712 kqwjvrme.exe 2712 kqwjvrme.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 1980 kqwjvrme.exe 1980 kqwjvrme.exe 1980 kqwjvrme.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe -
Suspicious use of SendNotifyMessage 37 IoCs
pid Process 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2060 3e7da65e4464100fe04628d920e52f38.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2700 srddkjwtoe.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2832 sktveiediwxpzvs.exe 2712 kqwjvrme.exe 2712 kqwjvrme.exe 2712 kqwjvrme.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 2860 edfabvqhrebvt.exe 1980 kqwjvrme.exe 1980 kqwjvrme.exe 1980 kqwjvrme.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe 2520 explorer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2572 WINWORD.EXE 2572 WINWORD.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2060 wrote to memory of 2700 2060 3e7da65e4464100fe04628d920e52f38.exe 35 PID 2060 wrote to memory of 2700 2060 3e7da65e4464100fe04628d920e52f38.exe 35 PID 2060 wrote to memory of 2700 2060 3e7da65e4464100fe04628d920e52f38.exe 35 PID 2060 wrote to memory of 2700 2060 3e7da65e4464100fe04628d920e52f38.exe 35 PID 2060 wrote to memory of 2832 2060 3e7da65e4464100fe04628d920e52f38.exe 34 PID 2060 wrote to memory of 2832 2060 3e7da65e4464100fe04628d920e52f38.exe 34 PID 2060 wrote to memory of 2832 2060 3e7da65e4464100fe04628d920e52f38.exe 34 PID 2060 wrote to memory of 2832 2060 3e7da65e4464100fe04628d920e52f38.exe 34 PID 2060 wrote to memory of 2712 2060 3e7da65e4464100fe04628d920e52f38.exe 31 PID 2060 wrote to memory of 2712 2060 3e7da65e4464100fe04628d920e52f38.exe 31 PID 2060 wrote to memory of 2712 2060 3e7da65e4464100fe04628d920e52f38.exe 31 PID 2060 wrote to memory of 2712 2060 3e7da65e4464100fe04628d920e52f38.exe 31 PID 2060 wrote to memory of 2860 2060 3e7da65e4464100fe04628d920e52f38.exe 30 PID 2060 wrote to memory of 2860 2060 3e7da65e4464100fe04628d920e52f38.exe 30 PID 2060 wrote to memory of 2860 2060 3e7da65e4464100fe04628d920e52f38.exe 30 PID 2060 wrote to memory of 2860 2060 3e7da65e4464100fe04628d920e52f38.exe 30 PID 2700 wrote to memory of 1980 2700 srddkjwtoe.exe 29 PID 2700 wrote to memory of 1980 2700 srddkjwtoe.exe 29 PID 2700 wrote to memory of 1980 2700 srddkjwtoe.exe 29 PID 2700 wrote to memory of 1980 2700 srddkjwtoe.exe 29 PID 2060 wrote to memory of 2572 2060 3e7da65e4464100fe04628d920e52f38.exe 28 PID 2060 wrote to memory of 2572 2060 3e7da65e4464100fe04628d920e52f38.exe 28 PID 2060 wrote to memory of 2572 2060 3e7da65e4464100fe04628d920e52f38.exe 28 PID 2060 wrote to memory of 2572 2060 3e7da65e4464100fe04628d920e52f38.exe 28 PID 2572 wrote to memory of 3020 2572 WINWORD.EXE 37 PID 2572 wrote to memory of 3020 2572 WINWORD.EXE 37 PID 2572 wrote to memory of 3020 2572 WINWORD.EXE 37 PID 2572 wrote to memory of 3020 2572 WINWORD.EXE 37 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\3e7da65e4464100fe04628d920e52f38.exe"C:\Users\Admin\AppData\Local\Temp\3e7da65e4464100fe04628d920e52f38.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:2060 -
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:2572 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵PID:3020
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C:\Windows\SysWOW64\edfabvqhrebvt.exeedfabvqhrebvt.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2860
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C:\Windows\SysWOW64\kqwjvrme.exekqwjvrme.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:2712
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C:\Windows\SysWOW64\sktveiediwxpzvs.exesktveiediwxpzvs.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2832
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C:\Windows\SysWOW64\srddkjwtoe.exesrddkjwtoe.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:2700
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C:\Windows\SysWOW64\kqwjvrme.exeC:\Windows\system32\kqwjvrme.exe1⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1980
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2520
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify Tools
2Modify Registry
8Replay Monitor
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Downloads
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Filesize
92KB
MD56662b185f19fbf697c56a25c92de7961
SHA10df0c0df0de3724258df2549c583e3c934aca726
SHA256c11edb9e97848e20319fba876d9382c7193f68323eff1f7ed805bb04303bdc86
SHA512c6e2cb83f68a63ca299dae843d2697d41dab8b565fb4005755b0d255b388779b6c1dad97375009c995f0a3d2e0acb4cc820090ca5dc24ee11e1a3de5b1a4921f
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Filesize
381KB
MD530aec9e0b33fbd99234328357879f812
SHA13c9d37139d4ccfe2b694afba9633170d0f510a92
SHA25615aad0daaaeea2f1eb8d19a8999f42844b2885d6bef949f6787feba7dad46563
SHA5122060f2cc8c90181dd0a9965f0ff3a94aece08c82c4a68454846f66778bc60dade3ba5ddc38be57311ff4a7bd78217b89a9cd09837eee4b5d9893277299dad415
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Filesize
512KB
MD529c74030cca8b12cd9a566d4640ee188
SHA18b1ceef3e99ed542494fe4a6f90ec441c478f639
SHA2562aca4f516a4d2fdf8257c6f5ebc01f3e3fb965b73250c1900c44bbb63a05012d
SHA512244cddf273012f032a0be204c50b20ade5fa9f9904e81c7979a9283a5b65edd1ec52178796c91b6e92af88cbe5609616bb8bad84744b3d67b8e884ffdd449d63
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Filesize
512KB
MD5320d3e217e43ee92dff683bb0dee5dfa
SHA148827e564d8a29ab3cc26ce8b5b1caa5b2910767
SHA2566037f58573c3d2b7e26cd3672f7afa043a88d4bf2e2d9b9c624ca54e15b0f282
SHA51224e2d1d0f4c89315182134d1d16998e5590758927e626204f1044e6029220b509bf7953dcc63deb68fd6106b151e5ee79ad107e66961f6fe8402223a471562bc
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Filesize
512KB
MD53ccc4ff45e8faf0f166525c1fbf0f5d9
SHA1c989dff8b9a254d08646f73d06804ac33bdc7a0a
SHA2563738d9c6c99221c52859e6297fa82c32e6e2ea3558a3fdb84d13ab25a069ad42
SHA5128959a21fc9ff6ff3254adcf62c11ab2f0df4af3d5383e98807b2f93139d726352227ef53296578b5c124f51bdb091e302648dca8530c97579128ae0fb4fd72fb