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Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12/01/2024, 12:28
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
56764577acd14283b3b84ef6442d900e.exe
Resource
win7-20231129-en
windows7-x64
25 signatures
150 seconds
Behavioral task
behavioral2
Sample
56764577acd14283b3b84ef6442d900e.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
25 signatures
150 seconds
General
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Target
56764577acd14283b3b84ef6442d900e.exe
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Size
512KB
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MD5
56764577acd14283b3b84ef6442d900e
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SHA1
f6d1e8b8fd97bb9443727a6822a02e4758ada7c7
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SHA256
7bbab417caee4923a586132387ec738367a388a7a464054728c18525b372c1e0
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SHA512
eced1d7bef358302b376b52ed7c3bb4eb6735fde83e62674a903dd39532310bc13d37625f211e7d0362bb9df5fa97ab00565db9991d831d8b23bc0d483197dcd
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6f:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5w
Score
10/10
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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" plszswrwek.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" plszswrwek.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" plszswrwek.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" plszswrwek.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation 56764577acd14283b3b84ef6442d900e.exe -
Executes dropped EXE 5 IoCs
pid Process 3248 plszswrwek.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 2396 kremylmudrcex.exe 560 ublnibhe.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" plszswrwek.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\xwakxxyb = "plszswrwek.exe" kxehixtfnyzrrxh.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\cfsrbwwe = "kxehixtfnyzrrxh.exe" kxehixtfnyzrrxh.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "kremylmudrcex.exe" kxehixtfnyzrrxh.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) \??\m: plszswrwek.exe File opened (read-only) \??\w: plszswrwek.exe File opened (read-only) \??\e: ublnibhe.exe File opened (read-only) \??\t: ublnibhe.exe File opened (read-only) \??\m: ublnibhe.exe File opened (read-only) \??\i: plszswrwek.exe File opened (read-only) \??\k: ublnibhe.exe File opened (read-only) \??\p: ublnibhe.exe File opened (read-only) \??\z: ublnibhe.exe File opened (read-only) \??\g: plszswrwek.exe File opened (read-only) \??\j: plszswrwek.exe File opened (read-only) \??\t: plszswrwek.exe File opened (read-only) \??\g: ublnibhe.exe File opened (read-only) \??\j: ublnibhe.exe File opened (read-only) \??\a: ublnibhe.exe File opened (read-only) \??\g: ublnibhe.exe File opened (read-only) \??\o: plszswrwek.exe File opened (read-only) \??\v: ublnibhe.exe File opened (read-only) \??\e: plszswrwek.exe File opened (read-only) \??\k: plszswrwek.exe File opened (read-only) \??\t: ublnibhe.exe File opened (read-only) \??\r: ublnibhe.exe File opened (read-only) \??\b: plszswrwek.exe File opened (read-only) \??\s: ublnibhe.exe File opened (read-only) \??\v: plszswrwek.exe File opened (read-only) \??\b: ublnibhe.exe File opened (read-only) \??\h: ublnibhe.exe File opened (read-only) \??\v: ublnibhe.exe File opened (read-only) \??\l: plszswrwek.exe File opened (read-only) \??\e: ublnibhe.exe File opened (read-only) \??\r: ublnibhe.exe File opened (read-only) \??\k: ublnibhe.exe File opened (read-only) \??\u: plszswrwek.exe File opened (read-only) \??\y: ublnibhe.exe File opened (read-only) \??\q: ublnibhe.exe File opened (read-only) \??\x: ublnibhe.exe File opened (read-only) \??\o: ublnibhe.exe File opened (read-only) \??\a: plszswrwek.exe File opened (read-only) \??\l: ublnibhe.exe File opened (read-only) \??\o: ublnibhe.exe File opened (read-only) \??\p: ublnibhe.exe File opened (read-only) \??\h: ublnibhe.exe File opened (read-only) \??\l: ublnibhe.exe File opened (read-only) \??\h: plszswrwek.exe File opened (read-only) \??\q: plszswrwek.exe File opened (read-only) \??\a: ublnibhe.exe File opened (read-only) \??\n: ublnibhe.exe File opened (read-only) \??\y: ublnibhe.exe File opened (read-only) \??\b: ublnibhe.exe File opened (read-only) \??\i: ublnibhe.exe File opened (read-only) \??\r: plszswrwek.exe File opened (read-only) \??\x: plszswrwek.exe File opened (read-only) \??\u: ublnibhe.exe File opened (read-only) \??\z: ublnibhe.exe File opened (read-only) \??\n: ublnibhe.exe File opened (read-only) \??\w: ublnibhe.exe File opened (read-only) \??\j: ublnibhe.exe File opened (read-only) \??\q: ublnibhe.exe File opened (read-only) \??\p: plszswrwek.exe File opened (read-only) \??\y: plszswrwek.exe File opened (read-only) \??\s: ublnibhe.exe File opened (read-only) \??\n: plszswrwek.exe File opened (read-only) \??\s: plszswrwek.exe File opened (read-only) \??\z: plszswrwek.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" plszswrwek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" plszswrwek.exe -
AutoIT Executable 10 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/1444-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral2/files/0x0009000000023136-5.dat autoit_exe behavioral2/files/0x0009000000023131-18.dat autoit_exe behavioral2/files/0x000800000002313c-28.dat autoit_exe behavioral2/files/0x000800000002313d-32.dat autoit_exe behavioral2/files/0x000600000002322a-85.dat autoit_exe behavioral2/files/0x000600000002322a-83.dat autoit_exe behavioral2/files/0x0006000000023229-80.dat autoit_exe behavioral2/files/0x0006000000023259-110.dat autoit_exe behavioral2/files/0x0006000000023259-114.dat autoit_exe -
Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\kxehixtfnyzrrxh.exe 56764577acd14283b3b84ef6442d900e.exe File created C:\Windows\SysWOW64\kremylmudrcex.exe 56764577acd14283b3b84ef6442d900e.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe ublnibhe.exe File opened for modification C:\Windows\SysWOW64\plszswrwek.exe 56764577acd14283b3b84ef6442d900e.exe File created C:\Windows\SysWOW64\ublnibhe.exe 56764577acd14283b3b84ef6442d900e.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe ublnibhe.exe File created C:\Windows\SysWOW64\plszswrwek.exe 56764577acd14283b3b84ef6442d900e.exe File opened for modification C:\Windows\SysWOW64\kxehixtfnyzrrxh.exe 56764577acd14283b3b84ef6442d900e.exe File opened for modification C:\Windows\SysWOW64\ublnibhe.exe 56764577acd14283b3b84ef6442d900e.exe File opened for modification C:\Windows\SysWOW64\kremylmudrcex.exe 56764577acd14283b3b84ef6442d900e.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll plszswrwek.exe File created \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe ublnibhe.exe File created \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe ublnibhe.exe -
Drops file in Program Files directory 15 IoCs
description ioc Process File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal ublnibhe.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe ublnibhe.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal ublnibhe.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal ublnibhe.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe ublnibhe.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe ublnibhe.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe ublnibhe.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe ublnibhe.exe -
Drops file in Windows directory 11 IoCs
description ioc Process File created C:\Windows\~$mydoc.rtf WINWORD.EXE File opened for modification \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc.exe ublnibhe.exe File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_c3bc3dbd94da3c61\MsoIrmProtector.doc.exe ublnibhe.exe File opened for modification \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_c3bc3dbd94da3c61\MsoIrmProtector.doc.exe ublnibhe.exe File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc.exe ublnibhe.exe File opened for modification C:\Windows\mydoc.rtf 56764577acd14283b3b84ef6442d900e.exe File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_c3bc3dbd94da3c61\MsoIrmProtector.doc.exe ublnibhe.exe File opened for modification \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_c3bc3dbd94da3c61\MsoIrmProtector.doc.exe ublnibhe.exe File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc.exe ublnibhe.exe File opened for modification \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc.exe ublnibhe.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Modifies registry class 20 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2EB7B12847E239EC53BEBAD0329DD7B8" 56764577acd14283b3b84ef6442d900e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" plszswrwek.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc plszswrwek.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf plszswrwek.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 56764577acd14283b3b84ef6442d900e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ABEF9BCF913F19183793A32819F3997B08103FD4262023BE2CC45E808A2" 56764577acd14283b3b84ef6442d900e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh plszswrwek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" plszswrwek.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs plszswrwek.exe Key created \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000_Classes\Local Settings 56764577acd14283b3b84ef6442d900e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32432C0F9D5182556D3F77D777242DD97DF464AD" 56764577acd14283b3b84ef6442d900e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" plszswrwek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" plszswrwek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "183AC60C14E1DBC0B8BD7FE3ECE034CC" 56764577acd14283b3b84ef6442d900e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E08668B2FE1C21AAD178D1A68B099113" 56764577acd14283b3b84ef6442d900e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat plszswrwek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" plszswrwek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" plszswrwek.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg plszswrwek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7EFAFCFC485C851C9031D72B7DE7BC93E136584567446344D69C" 56764577acd14283b3b84ef6442d900e.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 3516 WINWORD.EXE 3516 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3588 kxehixtfnyzrrxh.exe 3588 kxehixtfnyzrrxh.exe 3588 kxehixtfnyzrrxh.exe 3588 kxehixtfnyzrrxh.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 3588 kxehixtfnyzrrxh.exe 3588 kxehixtfnyzrrxh.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 3248 plszswrwek.exe 3248 plszswrwek.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 560 ublnibhe.exe 560 ublnibhe.exe 560 ublnibhe.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 1444 56764577acd14283b3b84ef6442d900e.exe 3248 plszswrwek.exe 3248 plszswrwek.exe 3248 plszswrwek.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 2396 kremylmudrcex.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 3076 ublnibhe.exe 3588 kxehixtfnyzrrxh.exe 560 ublnibhe.exe 560 ublnibhe.exe 560 ublnibhe.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 3516 WINWORD.EXE 3516 WINWORD.EXE 3516 WINWORD.EXE 3516 WINWORD.EXE 3516 WINWORD.EXE 3516 WINWORD.EXE 3516 WINWORD.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1444 wrote to memory of 3248 1444 56764577acd14283b3b84ef6442d900e.exe 90 PID 1444 wrote to memory of 3248 1444 56764577acd14283b3b84ef6442d900e.exe 90 PID 1444 wrote to memory of 3248 1444 56764577acd14283b3b84ef6442d900e.exe 90 PID 1444 wrote to memory of 3588 1444 56764577acd14283b3b84ef6442d900e.exe 93 PID 1444 wrote to memory of 3588 1444 56764577acd14283b3b84ef6442d900e.exe 93 PID 1444 wrote to memory of 3588 1444 56764577acd14283b3b84ef6442d900e.exe 93 PID 1444 wrote to memory of 3076 1444 56764577acd14283b3b84ef6442d900e.exe 91 PID 1444 wrote to memory of 3076 1444 56764577acd14283b3b84ef6442d900e.exe 91 PID 1444 wrote to memory of 3076 1444 56764577acd14283b3b84ef6442d900e.exe 91 PID 1444 wrote to memory of 2396 1444 56764577acd14283b3b84ef6442d900e.exe 92 PID 1444 wrote to memory of 2396 1444 56764577acd14283b3b84ef6442d900e.exe 92 PID 1444 wrote to memory of 2396 1444 56764577acd14283b3b84ef6442d900e.exe 92 PID 3248 wrote to memory of 560 3248 plszswrwek.exe 95 PID 3248 wrote to memory of 560 3248 plszswrwek.exe 95 PID 3248 wrote to memory of 560 3248 plszswrwek.exe 95 PID 1444 wrote to memory of 3516 1444 56764577acd14283b3b84ef6442d900e.exe 96 PID 1444 wrote to memory of 3516 1444 56764577acd14283b3b84ef6442d900e.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\56764577acd14283b3b84ef6442d900e.exe"C:\Users\Admin\AppData\Local\Temp\56764577acd14283b3b84ef6442d900e.exe"1⤵
- Checks computer location settings
- 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:1444 -
C:\Windows\SysWOW64\plszswrwek.exeplszswrwek.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
- 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:3248 -
C:\Windows\SysWOW64\ublnibhe.exeC:\Windows\system32\ublnibhe.exe3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:560
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C:\Windows\SysWOW64\ublnibhe.exeublnibhe.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3076
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C:\Windows\SysWOW64\kremylmudrcex.exekremylmudrcex.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2396
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C:\Windows\SysWOW64\kxehixtfnyzrrxh.exekxehixtfnyzrrxh.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3588
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3516
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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
6Replay Monitor
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Downloads
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Filesize
32KB
MD5e0b2f355fc556a7071fbda7ad240ed03
SHA14981e999f36a6dc785218f4d48d19cc3c888f9ac
SHA25645e900bdcfc533595bff4dc342d96e92021e5ca90764f84496b76f82caef67be
SHA512675c1d4137894f10c7b94d403f01c78010215996118099c54c7bd0c54ce10602fc83974ab40d3c3ad3f2f85fd4d01df34fbf3fe923caa57b8b8bd54a685055ec
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Filesize
98KB
MD50c1ecd51281d8dcb824157798c3f430e
SHA1d292312a23dd1c9d067572f01ca3cad7f4078e3d
SHA25668719758223fe89496a2f32d7695d33387e82102cef167c9fcedfc2600be2db4
SHA5129910bf0b69106641c5f341541a7e403dce5c17d2662b41d0acaab9e798ce79f15160ebbb88ec0edf0a6cd9bf2f7a8aae27f4f0357df4ae8944dabddd9610762d
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Filesize
123KB
MD52672061fd743eb2cfea93d4feba392b4
SHA1990324027afcdd0293f0dcbcd905742d455aed6c
SHA256339f3f15a07a4ace4acbbc30be89335319a068772c2fa5adc9f627cfb1e5f4e5
SHA512536b741a9288acad07be2154211cedcb067b439fe966ee29ad1e3855c2f079440f780e4b8f09f2c74c74d9c923f441cb8ce02110514d36c8edf0fb5e45de65e6
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Filesize
239B
MD5361ba5cdfe246f4303b0a1638e0daf43
SHA1eced7199b1af3c8e92209a68cb9a925ff3f369a3
SHA256507143acb38e64408d03a0dd98e16bd34ca557294c466ae8ec9c7c763eb3a2a5
SHA51281b9d124396d138717aea4dc71cec59426a3b65b47eaa0d13523adf030c5e3df9fa670ed48f7634d0301812d4b546dd43bc5bf863b58112570a2ab049bc7ab54
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
Filesize3KB
MD558f4488b60ff16a8092d2f8a6fdbfa01
SHA1948f8edf2c3f9e20b91377bd468bfd06d78f284a
SHA256488e390258533663b57ea438e733b96260472d9a1d3eb6fa8dc2c4355d50fa03
SHA512da7d3b42886d8aa51eb1b944f227d12728ac6e195a8c08122b111e5fb9e2aaae47b0cbb67e63d13a1b9d960800155ab44b4de5ccfdb3e4c71d609749693f8aaf
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
Filesize3KB
MD55b867e85e7bed3a52d05c51fc3efb3a9
SHA1fb0c343216321522e407de83ec2f945a63051ecc
SHA256a591a9f88171c341716e10e5f436264f5b801f76eb3c9e58fd2b47df608116df
SHA5128592f831e4a3044d6e15d544745afabf2d2a6527ca9e4804df025a8c96415d6a2ee0432a42b24bec93cd176b8a03cd651bf603af5014baa9b319dbe91971328a
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Filesize
512KB
MD5f0837cebba0405b59305baaeb162fb7b
SHA1e6211f91a0ff0665f15cd94b98631a04db596b53
SHA2563b45f592378f2a1916533af48fc8e96cc2757a66bf67813086ce18d20d3903a2
SHA5126727fd326b9d0895e4534292d1cf57b65d8e4c2b910093bf1167a58f3e4e3d8803d4f47589c7f89cb6d8557dd1c8af6e1652ad010fd371668aef31006c780042
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Filesize
512KB
MD5a87bf0e5ae8cd93f580c945c6d6f6bd3
SHA122377d1a634c1c2453123fbffaa2d8efb631c89f
SHA256aebfd45024ef4af9559455c90dd18091cab651d28f9c0d2305ff5093766881ea
SHA512151b805a85831267527f2387bf2a9a9c8a81a136608d765aff546ea6cdfe989c7a7cf36e8b47d2149012b7ef5fd624fcb51918042044b75a49d7c0cb2ae559b9
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Filesize
512KB
MD57206ce3f9113b04f34d000500490f4ff
SHA1899168183510471b7f4c43532bb7cf404afcf46d
SHA25626ede6ceec449f0a88a6864153522dca93f07e0149bbe615d2417c9a4da3000c
SHA51242ec6cd2cf54ed94c00f1815f6925a22d0df124db34f7f6cf7c81573d4a515ae7abdbcb2637bf8a30339b9656360c155ca5b70849c734454b592414b23167ca7
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Filesize
512KB
MD5eb8ffc2fe417e6ab972e5004d50f5a34
SHA1077166cd4bb5f3786f8b2e33d675febab60f140f
SHA2565f98882fb7218e61f004e18c821ae0f86b67a0c61dbc815310979037f57a7575
SHA51275cedf04c64b76c4ce93feefe6fa9ec0d0716b5462a10a3c86649d02610fa16988c95dc7c702006759310e5d9686d1fd77d48777de4c5a6c0ab04944add1b98c
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7
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Filesize
512KB
MD5e4b0fcf2c43c49f647ef5c914130b814
SHA1a7afd64ae843f96851f8304a56405dfd44d7d148
SHA2561e0b014eea8208dea4e8c6cd1a6dd409cc4dd342a3443b17f18228d10a7328b1
SHA5122ef17ed76d3f484ab030c9c5bba832dff8a4d03d7c8f95d7e182264659fdb87c6e6c2814e021bdebcbdd836ff78571995c04911059478d193c23a018f29d7237
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Filesize
512KB
MD55cb219798609a145153f37e60d6c279f
SHA15a12041b836ed37d97a7e542d4d6f6a67a32cc6a
SHA256ab5d332c045285f9735ee2825aea1728f1b80937a0086f8e6c56734ea29b8461
SHA512c253dfb336283c0a04f7ac9cd4f71de9cd618d19db2d7fb094eed48d02f77f7dd20eabd6ecf5dd803c1b7474b0e14b235520ec9f561492528904a675ff235b7c