Analysis
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max time kernel
149s -
max time network
150s -
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 00:07
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
54f3c113280b05d6b04095c2a62aa0a3.exe
Resource
win7-20231215-en
windows7-x64
25 signatures
150 seconds
Behavioral task
behavioral2
Sample
54f3c113280b05d6b04095c2a62aa0a3.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
25 signatures
150 seconds
General
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Target
54f3c113280b05d6b04095c2a62aa0a3.exe
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Size
512KB
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MD5
54f3c113280b05d6b04095c2a62aa0a3
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SHA1
1fbb8bba89a5d57c50361a25669d103909cf5c6a
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SHA256
f5c1e2b62ffa6bb8137f29183d4003b5053ad1234d90e372b5d2019bc29fae73
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SHA512
64c5b63e222a509dce98179b885bc44cddfd20af0413a557c745d1b9bed6cd70d1151601e9cdc4f315140b81b30b7d20e00b2df11dd49341a04e36ff4d5a1428
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6s:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5v
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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" cxabbyootw.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" cxabbyootw.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" cxabbyootw.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" cxabbyootw.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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation 54f3c113280b05d6b04095c2a62aa0a3.exe -
Executes dropped EXE 5 IoCs
pid Process 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 5076 phmuccrf.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\UpdatesDisableNotify = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" cxabbyootw.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\ngwhryil = "cxabbyootw.exe" udbiwshcrkmnpev.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\olnvhvnk = "udbiwshcrkmnpev.exe" udbiwshcrkmnpev.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "ezowoekbjqgqj.exe" udbiwshcrkmnpev.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) \??\l: phmuccrf.exe File opened (read-only) \??\o: phmuccrf.exe File opened (read-only) \??\t: phmuccrf.exe File opened (read-only) \??\z: phmuccrf.exe File opened (read-only) \??\b: cxabbyootw.exe File opened (read-only) \??\e: cxabbyootw.exe File opened (read-only) \??\o: cxabbyootw.exe File opened (read-only) \??\n: phmuccrf.exe File opened (read-only) \??\l: cxabbyootw.exe File opened (read-only) \??\n: cxabbyootw.exe File opened (read-only) \??\w: cxabbyootw.exe File opened (read-only) \??\b: phmuccrf.exe File opened (read-only) \??\g: phmuccrf.exe File opened (read-only) \??\u: phmuccrf.exe File opened (read-only) \??\a: cxabbyootw.exe File opened (read-only) \??\i: cxabbyootw.exe File opened (read-only) \??\u: phmuccrf.exe File opened (read-only) \??\x: phmuccrf.exe File opened (read-only) \??\j: phmuccrf.exe File opened (read-only) \??\x: phmuccrf.exe File opened (read-only) \??\k: cxabbyootw.exe File opened (read-only) \??\r: phmuccrf.exe File opened (read-only) \??\t: phmuccrf.exe File opened (read-only) \??\h: phmuccrf.exe File opened (read-only) \??\i: phmuccrf.exe File opened (read-only) \??\k: phmuccrf.exe File opened (read-only) \??\p: cxabbyootw.exe File opened (read-only) \??\r: cxabbyootw.exe File opened (read-only) \??\v: cxabbyootw.exe File opened (read-only) \??\z: cxabbyootw.exe File opened (read-only) \??\a: phmuccrf.exe File opened (read-only) \??\w: phmuccrf.exe File opened (read-only) \??\h: cxabbyootw.exe File opened (read-only) \??\e: phmuccrf.exe File opened (read-only) \??\j: phmuccrf.exe File opened (read-only) \??\h: phmuccrf.exe File opened (read-only) \??\i: phmuccrf.exe File opened (read-only) \??\m: phmuccrf.exe File opened (read-only) \??\g: cxabbyootw.exe File opened (read-only) \??\m: phmuccrf.exe File opened (read-only) \??\o: phmuccrf.exe File opened (read-only) \??\r: phmuccrf.exe File opened (read-only) \??\m: cxabbyootw.exe File opened (read-only) \??\l: phmuccrf.exe File opened (read-only) \??\v: phmuccrf.exe File opened (read-only) \??\e: phmuccrf.exe File opened (read-only) \??\g: phmuccrf.exe File opened (read-only) \??\q: cxabbyootw.exe File opened (read-only) \??\k: phmuccrf.exe File opened (read-only) \??\s: phmuccrf.exe File opened (read-only) \??\a: phmuccrf.exe File opened (read-only) \??\v: phmuccrf.exe File opened (read-only) \??\y: phmuccrf.exe File opened (read-only) \??\p: phmuccrf.exe File opened (read-only) \??\q: phmuccrf.exe File opened (read-only) \??\s: phmuccrf.exe File opened (read-only) \??\u: cxabbyootw.exe File opened (read-only) \??\y: cxabbyootw.exe File opened (read-only) \??\n: phmuccrf.exe File opened (read-only) \??\w: phmuccrf.exe File opened (read-only) \??\j: cxabbyootw.exe File opened (read-only) \??\s: cxabbyootw.exe File opened (read-only) \??\p: phmuccrf.exe File opened (read-only) \??\z: phmuccrf.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" cxabbyootw.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" cxabbyootw.exe -
AutoIT Executable 7 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/1856-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral2/files/0x00090000000231e9-23.dat autoit_exe behavioral2/files/0x000c00000002314f-21.dat autoit_exe behavioral2/files/0x00070000000231ef-31.dat autoit_exe behavioral2/files/0x00070000000231ee-30.dat autoit_exe behavioral2/files/0x00070000000231ef-29.dat autoit_exe behavioral2/files/0x00070000000231ee-26.dat autoit_exe -
Drops file in System32 directory 12 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ezowoekbjqgqj.exe 54f3c113280b05d6b04095c2a62aa0a3.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll cxabbyootw.exe File created C:\Windows\SysWOW64\cxabbyootw.exe 54f3c113280b05d6b04095c2a62aa0a3.exe File opened for modification C:\Windows\SysWOW64\phmuccrf.exe 54f3c113280b05d6b04095c2a62aa0a3.exe File opened for modification C:\Windows\SysWOW64\udbiwshcrkmnpev.exe 54f3c113280b05d6b04095c2a62aa0a3.exe File created C:\Windows\SysWOW64\phmuccrf.exe 54f3c113280b05d6b04095c2a62aa0a3.exe File created C:\Windows\SysWOW64\ezowoekbjqgqj.exe 54f3c113280b05d6b04095c2a62aa0a3.exe File created \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe phmuccrf.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe phmuccrf.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe phmuccrf.exe File opened for modification C:\Windows\SysWOW64\cxabbyootw.exe 54f3c113280b05d6b04095c2a62aa0a3.exe File created C:\Windows\SysWOW64\udbiwshcrkmnpev.exe 54f3c113280b05d6b04095c2a62aa0a3.exe -
Drops file in Program Files directory 14 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal phmuccrf.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe phmuccrf.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe phmuccrf.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe phmuccrf.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe phmuccrf.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe phmuccrf.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe phmuccrf.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal phmuccrf.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe phmuccrf.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal phmuccrf.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal phmuccrf.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe phmuccrf.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe phmuccrf.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe phmuccrf.exe -
Drops file in Windows directory 19 IoCs
description ioc Process File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_c3bc3dbd94da3c61\MsoIrmProtector.doc.exe phmuccrf.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 phmuccrf.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_ce10e80fc93afe5c\MsoIrmProtector.doc.exe phmuccrf.exe File opened for modification \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_f619255888acbca6\MsoIrmProtector.doc.exe phmuccrf.exe File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc.exe phmuccrf.exe File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc.exe phmuccrf.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_ce10e80fc93afe5c\MsoIrmProtector.doc.exe phmuccrf.exe File opened for modification \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_ce10e80fc93afe5c\MsoIrmProtector.doc.exe phmuccrf.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_f619255888acbca6\MsoIrmProtector.doc.exe phmuccrf.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_f619255888acbca6\MsoIrmProtector.doc.exe phmuccrf.exe File created 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 phmuccrf.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 phmuccrf.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 phmuccrf.exe File opened for modification \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_ce10e80fc93afe5c\MsoIrmProtector.doc.exe phmuccrf.exe File opened for modification C:\Windows\mydoc.rtf 54f3c113280b05d6b04095c2a62aa0a3.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 phmuccrf.exe File opened for modification \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_f619255888acbca6\MsoIrmProtector.doc.exe phmuccrf.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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 54f3c113280b05d6b04095c2a62aa0a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "33402D0B9C5783226A3E77A070522CAA7CF365DE" 54f3c113280b05d6b04095c2a62aa0a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" cxabbyootw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6BCFFAB0F916F190840C3A4286EC3992B38D02FF4365034EE2CE429E09D3" 54f3c113280b05d6b04095c2a62aa0a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7EF4FC8D482F826F9137D75B7DE5BDEFE14158466740623FD79E" 54f3c113280b05d6b04095c2a62aa0a3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat cxabbyootw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh cxabbyootw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf cxabbyootw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs cxabbyootw.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg cxabbyootw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" cxabbyootw.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000_Classes\Local Settings 54f3c113280b05d6b04095c2a62aa0a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" cxabbyootw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" cxabbyootw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" cxabbyootw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2ECBB15B47E3389853CDBAD133E8D7B9" 54f3c113280b05d6b04095c2a62aa0a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E7846BB2FF1A21D0D172D1A78A099166" 54f3c113280b05d6b04095c2a62aa0a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "184FC67D15ECDBC4B8CC7FE2ED9034BB" 54f3c113280b05d6b04095c2a62aa0a3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc cxabbyootw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" cxabbyootw.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 1648 WINWORD.EXE 1648 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 5092 udbiwshcrkmnpev.exe 5092 udbiwshcrkmnpev.exe 5092 udbiwshcrkmnpev.exe 5092 udbiwshcrkmnpev.exe 5092 udbiwshcrkmnpev.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 5092 udbiwshcrkmnpev.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 740 cxabbyootw.exe 740 cxabbyootw.exe 740 cxabbyootw.exe 740 cxabbyootw.exe 740 cxabbyootw.exe 740 cxabbyootw.exe 740 cxabbyootw.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 5092 udbiwshcrkmnpev.exe 1624 phmuccrf.exe 1624 phmuccrf.exe 1624 phmuccrf.exe 1624 phmuccrf.exe 1624 phmuccrf.exe 1624 phmuccrf.exe 1624 phmuccrf.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 2896 ezowoekbjqgqj.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 740 cxabbyootw.exe 5092 udbiwshcrkmnpev.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 1624 phmuccrf.exe 2896 ezowoekbjqgqj.exe 5076 phmuccrf.exe 5076 phmuccrf.exe 5076 phmuccrf.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1648 WINWORD.EXE 1648 WINWORD.EXE 1648 WINWORD.EXE 1648 WINWORD.EXE 1648 WINWORD.EXE 1648 WINWORD.EXE 1648 WINWORD.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1856 wrote to memory of 740 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 92 PID 1856 wrote to memory of 740 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 92 PID 1856 wrote to memory of 740 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 92 PID 1856 wrote to memory of 5092 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 89 PID 1856 wrote to memory of 5092 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 89 PID 1856 wrote to memory of 5092 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 89 PID 1856 wrote to memory of 1624 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 90 PID 1856 wrote to memory of 1624 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 90 PID 1856 wrote to memory of 1624 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 90 PID 1856 wrote to memory of 2896 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 91 PID 1856 wrote to memory of 2896 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 91 PID 1856 wrote to memory of 2896 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 91 PID 1856 wrote to memory of 1648 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 93 PID 1856 wrote to memory of 1648 1856 54f3c113280b05d6b04095c2a62aa0a3.exe 93 PID 740 wrote to memory of 5076 740 cxabbyootw.exe 96 PID 740 wrote to memory of 5076 740 cxabbyootw.exe 96 PID 740 wrote to memory of 5076 740 cxabbyootw.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\54f3c113280b05d6b04095c2a62aa0a3.exe"C:\Users\Admin\AppData\Local\Temp\54f3c113280b05d6b04095c2a62aa0a3.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:1856 -
C:\Windows\SysWOW64\udbiwshcrkmnpev.exeudbiwshcrkmnpev.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:5092
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C:\Windows\SysWOW64\phmuccrf.exephmuccrf.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:1624
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C:\Windows\SysWOW64\ezowoekbjqgqj.exeezowoekbjqgqj.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2896
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C:\Windows\SysWOW64\cxabbyootw.execxabbyootw.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:740 -
C:\Windows\SysWOW64\phmuccrf.exeC:\Windows\system32\phmuccrf.exe3⤵
- 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:5076
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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:1648
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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
512KB
MD583258c91b94c2f62409549e7b502943a
SHA1cc9fb114313e19de8bec82aca28c81ff8a44883d
SHA25621df4f70213e3483cee3ec2a0e8731113f990c4e3f80bfa75773ee37a026c8e5
SHA5126a32e691fd1c5597b1334f33036a18179f3fce692080e199da7c0b6b2421d7aaa9976b72d9043b71f7d69f6c87ab5606443c2d3e166bf27f62ca4e6e1ca1b3c3
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Filesize
512KB
MD5e885be75076698ec74c94ba6cad445df
SHA19186cc5e4ed0a122ae6bd82b6ae2394ca00a3cc9
SHA256cab336617339a2e8d2a0394e166c0d594a2c635dea71ccf9c8076dc7d9dec5b1
SHA51230ae1aeef930bc59ecdff68540efd06f2a949d6f87a4f20932b6f5052e4a5e7375d5b2a72532a740ab3a9f4e96bae0432ace46d2f0878d34b126cffc21820836
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Filesize
93KB
MD5257f28bd5bdc2b725434b7ab570814e7
SHA1972446e0f8d210c5d6f42a57a921391a236d564d
SHA256d80f45a5995ba038d69dbe87f7c12827ffa2b53e79beedb0bc6ee91c10a61688
SHA512c27aa91c3c3605941a1a121021c840fc7886cf27d43e9d6b2c371888a276d9dfd39135600a4f933f62dfa3d46cb6e12de6e31b3f8b939676701ff37f8cc61575
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Filesize
512KB
MD51d20315a9aaa8fbaae0ca4a0453275c4
SHA1f13cb2fed2f2b0bc84695da24c66878b7cffab6c
SHA2569aab620e65adbf3edc3ec3188bc7c945bd9ce13c37c6d5c6192720d1051cb5ce
SHA512e394e9dbbdbc5375ac6bf9decc3fa74d9fcefd52c71287771298a82842d24e6e9e89365d3952c720445f3f9001165d0e15618b6482fed4ef5cffd499219fafdf
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Filesize
102KB
MD558e3cf3cbd3a37aca0dc1dba3d9ae29a
SHA10e6e42387976ba06941f018300b5a1acddf269bf
SHA2568d8be860de883301830372e18d126dd53422698bd34f052bd33387807f33d651
SHA512b43b3a7bce6286411f84860985192a09845eebe54905b167f965bb990cb3abc7e01388df4f30c34f25e098dc8860ecd40b7e7d70c71853ff08f962ef6000fd6f
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Filesize
512KB
MD500d72f53002f16bb814994caff893e1f
SHA16ce040db5d7e2da099ed1694fa623040a1e24ee1
SHA256fa54c7c3fa7a5c18401eb7726e862d1699045de0f7e6eccd33b66b1333d0f4b6
SHA512caa9aa0f002024682055abd282b522355839cc348a8f8001a2e0a3b3c1b3148db7776bdbbca91a155d393a8abf583b6d81c9600c94983faf4f35a0fb6f9cf39b