Analysis
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max time kernel
127s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2023 20:44
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
f6e2a68c300b8d85d3531713c955a0de.exe
Resource
win7-20231215-en
windows7-x64
28 signatures
150 seconds
Behavioral task
behavioral2
Sample
f6e2a68c300b8d85d3531713c955a0de.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
25 signatures
150 seconds
General
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Target
f6e2a68c300b8d85d3531713c955a0de.exe
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Size
512KB
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MD5
f6e2a68c300b8d85d3531713c955a0de
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SHA1
229e3ded0c9574a893040b977f282674ea1a9266
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SHA256
6fe8861871a9f84e41e33485dc681dfc0a3f642dbba81e0abdaec789c1e2af31
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SHA512
9ac978188172bd9968a1c4afa334a5c7d50dfb6d0773b6e3c0e4a9889cac6054bdddb8780f7bed16cf0e07af0777317d0df71b97829512616592b2088086308a
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6A: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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" nzbwkjwsln.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" nzbwkjwsln.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" nzbwkjwsln.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" nzbwkjwsln.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-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation f6e2a68c300b8d85d3531713c955a0de.exe -
Executes dropped EXE 5 IoCs
pid Process 2116 nzbwkjwsln.exe 4856 jwvhuzdmubybqgd.exe 2756 fzfgbmti.exe 2996 grkiaqgmoshax.exe 1036 fzfgbmti.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" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" nzbwkjwsln.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\qldirpmv = "nzbwkjwsln.exe" jwvhuzdmubybqgd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\yqhbixsg = "jwvhuzdmubybqgd.exe" jwvhuzdmubybqgd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "grkiaqgmoshax.exe" jwvhuzdmubybqgd.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) \??\g: fzfgbmti.exe File opened (read-only) \??\w: fzfgbmti.exe File opened (read-only) \??\a: fzfgbmti.exe File opened (read-only) \??\o: fzfgbmti.exe File opened (read-only) \??\o: nzbwkjwsln.exe File opened (read-only) \??\p: nzbwkjwsln.exe File opened (read-only) \??\k: fzfgbmti.exe File opened (read-only) \??\x: fzfgbmti.exe File opened (read-only) \??\a: nzbwkjwsln.exe File opened (read-only) \??\r: nzbwkjwsln.exe File opened (read-only) \??\j: fzfgbmti.exe File opened (read-only) \??\s: fzfgbmti.exe File opened (read-only) \??\h: fzfgbmti.exe File opened (read-only) \??\v: fzfgbmti.exe File opened (read-only) \??\g: fzfgbmti.exe File opened (read-only) \??\p: fzfgbmti.exe File opened (read-only) \??\i: fzfgbmti.exe File opened (read-only) \??\r: fzfgbmti.exe File opened (read-only) \??\u: fzfgbmti.exe File opened (read-only) \??\z: fzfgbmti.exe File opened (read-only) \??\n: nzbwkjwsln.exe File opened (read-only) \??\e: fzfgbmti.exe File opened (read-only) \??\j: fzfgbmti.exe File opened (read-only) \??\u: fzfgbmti.exe File opened (read-only) \??\v: fzfgbmti.exe File opened (read-only) \??\e: fzfgbmti.exe File opened (read-only) \??\y: fzfgbmti.exe File opened (read-only) \??\i: nzbwkjwsln.exe File opened (read-only) \??\k: nzbwkjwsln.exe File opened (read-only) \??\t: nzbwkjwsln.exe File opened (read-only) \??\w: nzbwkjwsln.exe File opened (read-only) \??\t: fzfgbmti.exe File opened (read-only) \??\b: fzfgbmti.exe File opened (read-only) \??\q: fzfgbmti.exe File opened (read-only) \??\z: fzfgbmti.exe File opened (read-only) \??\l: fzfgbmti.exe File opened (read-only) \??\m: fzfgbmti.exe File opened (read-only) \??\n: fzfgbmti.exe File opened (read-only) \??\y: nzbwkjwsln.exe File opened (read-only) \??\a: fzfgbmti.exe File opened (read-only) \??\i: fzfgbmti.exe File opened (read-only) \??\b: nzbwkjwsln.exe File opened (read-only) \??\g: nzbwkjwsln.exe File opened (read-only) \??\m: nzbwkjwsln.exe File opened (read-only) \??\l: fzfgbmti.exe File opened (read-only) \??\y: fzfgbmti.exe File opened (read-only) \??\x: fzfgbmti.exe File opened (read-only) \??\j: nzbwkjwsln.exe File opened (read-only) \??\q: nzbwkjwsln.exe File opened (read-only) \??\v: nzbwkjwsln.exe File opened (read-only) \??\b: fzfgbmti.exe File opened (read-only) \??\o: fzfgbmti.exe File opened (read-only) \??\r: fzfgbmti.exe File opened (read-only) \??\w: fzfgbmti.exe File opened (read-only) \??\s: fzfgbmti.exe File opened (read-only) \??\m: fzfgbmti.exe File opened (read-only) \??\p: fzfgbmti.exe File opened (read-only) \??\h: nzbwkjwsln.exe File opened (read-only) \??\x: nzbwkjwsln.exe File opened (read-only) \??\h: fzfgbmti.exe File opened (read-only) \??\q: fzfgbmti.exe File opened (read-only) \??\n: fzfgbmti.exe File opened (read-only) \??\t: fzfgbmti.exe File opened (read-only) \??\e: nzbwkjwsln.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" nzbwkjwsln.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" nzbwkjwsln.exe -
AutoIT Executable 6 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/2212-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral2/files/0x0007000000023204-22.dat autoit_exe behavioral2/files/0x0007000000023204-25.dat autoit_exe behavioral2/files/0x0006000000023208-24.dat autoit_exe behavioral2/files/0x0007000000023201-19.dat autoit_exe behavioral2/files/0x0007000000023204-5.dat autoit_exe -
Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\nzbwkjwsln.exe f6e2a68c300b8d85d3531713c955a0de.exe File opened for modification C:\Windows\SysWOW64\jwvhuzdmubybqgd.exe f6e2a68c300b8d85d3531713c955a0de.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll nzbwkjwsln.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe fzfgbmti.exe File created C:\Windows\SysWOW64\fzfgbmti.exe f6e2a68c300b8d85d3531713c955a0de.exe File opened for modification C:\Windows\SysWOW64\fzfgbmti.exe f6e2a68c300b8d85d3531713c955a0de.exe File created C:\Windows\SysWOW64\grkiaqgmoshax.exe f6e2a68c300b8d85d3531713c955a0de.exe File created \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe fzfgbmti.exe File created C:\Windows\SysWOW64\nzbwkjwsln.exe f6e2a68c300b8d85d3531713c955a0de.exe File opened for modification C:\Windows\SysWOW64\grkiaqgmoshax.exe f6e2a68c300b8d85d3531713c955a0de.exe File created \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe fzfgbmti.exe File created C:\Windows\SysWOW64\jwvhuzdmubybqgd.exe f6e2a68c300b8d85d3531713c955a0de.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe fzfgbmti.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 fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe fzfgbmti.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe fzfgbmti.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe fzfgbmti.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal fzfgbmti.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal fzfgbmti.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal fzfgbmti.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe fzfgbmti.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal fzfgbmti.exe -
Drops file in Windows directory 19 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf f6e2a68c300b8d85d3531713c955a0de.exe File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_c3bc3dbd94da3c61\MsoIrmProtector.doc.exe fzfgbmti.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 fzfgbmti.exe File created \??\c:\Windows\WinSxS\amd64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_ebc47b06544bfaab\MsoIrmProtector.doc.exe fzfgbmti.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 fzfgbmti.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_f619255888acbca6\MsoIrmProtector.doc.exe fzfgbmti.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 fzfgbmti.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 fzfgbmti.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 fzfgbmti.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_ce10e80fc93afe5c\MsoIrmProtector.doc.exe fzfgbmti.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 fzfgbmti.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.1_none_ce10e80fc93afe5c\MsoIrmProtector.doc.exe fzfgbmti.exe File created \??\c:\Windows\WinSxS\wow64_microsoft-windows-r..t-office-protectors_31bf3856ad364e35_10.0.19041.746_none_f619255888acbca6\MsoIrmProtector.doc.exe fzfgbmti.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 fzfgbmti.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 fzfgbmti.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 fzfgbmti.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 fzfgbmti.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE -
Modifies registry class 20 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2FB6B0204793399E53CCBAA633EAD7CF" f6e2a68c300b8d85d3531713c955a0de.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs nzbwkjwsln.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg nzbwkjwsln.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf nzbwkjwsln.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" nzbwkjwsln.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "33342D0D9C5282586A3776A177212DDD7D8264D7" f6e2a68c300b8d85d3531713c955a0de.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ABFF9CAFE6BF19184753A4B869F39E3B38A028F4261033BE2CF42E708D5" f6e2a68c300b8d85d3531713c955a0de.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7E8FFCFC482B85189140D65F7D92BDE0E13D5844674F633FD69C" f6e2a68c300b8d85d3531713c955a0de.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat nzbwkjwsln.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" nzbwkjwsln.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" nzbwkjwsln.exe Key created \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000_Classes\Local Settings f6e2a68c300b8d85d3531713c955a0de.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" nzbwkjwsln.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes f6e2a68c300b8d85d3531713c955a0de.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E0F06BB9FE1B21D1D172D1D58A749017" f6e2a68c300b8d85d3531713c955a0de.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "1949C7091593DAC0B8CD7F95ECE434CE" f6e2a68c300b8d85d3531713c955a0de.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh nzbwkjwsln.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc nzbwkjwsln.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" nzbwkjwsln.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" nzbwkjwsln.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 2180 WINWORD.EXE 2180 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 2116 nzbwkjwsln.exe 2756 fzfgbmti.exe 2116 nzbwkjwsln.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 2996 grkiaqgmoshax.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 4856 jwvhuzdmubybqgd.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 4856 jwvhuzdmubybqgd.exe 2996 grkiaqgmoshax.exe 4856 jwvhuzdmubybqgd.exe 2996 grkiaqgmoshax.exe 4856 jwvhuzdmubybqgd.exe 2996 grkiaqgmoshax.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2212 f6e2a68c300b8d85d3531713c955a0de.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2116 nzbwkjwsln.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 2756 fzfgbmti.exe 4856 jwvhuzdmubybqgd.exe 2996 grkiaqgmoshax.exe 4856 jwvhuzdmubybqgd.exe 2996 grkiaqgmoshax.exe 4856 jwvhuzdmubybqgd.exe 2996 grkiaqgmoshax.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe 1036 fzfgbmti.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 2180 WINWORD.EXE 2180 WINWORD.EXE 2180 WINWORD.EXE 2180 WINWORD.EXE 2180 WINWORD.EXE 2180 WINWORD.EXE 2180 WINWORD.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2212 wrote to memory of 2116 2212 f6e2a68c300b8d85d3531713c955a0de.exe 19 PID 2212 wrote to memory of 2116 2212 f6e2a68c300b8d85d3531713c955a0de.exe 19 PID 2212 wrote to memory of 2116 2212 f6e2a68c300b8d85d3531713c955a0de.exe 19 PID 2212 wrote to memory of 4856 2212 f6e2a68c300b8d85d3531713c955a0de.exe 29 PID 2212 wrote to memory of 4856 2212 f6e2a68c300b8d85d3531713c955a0de.exe 29 PID 2212 wrote to memory of 4856 2212 f6e2a68c300b8d85d3531713c955a0de.exe 29 PID 2212 wrote to memory of 2756 2212 f6e2a68c300b8d85d3531713c955a0de.exe 28 PID 2212 wrote to memory of 2756 2212 f6e2a68c300b8d85d3531713c955a0de.exe 28 PID 2212 wrote to memory of 2756 2212 f6e2a68c300b8d85d3531713c955a0de.exe 28 PID 2212 wrote to memory of 2996 2212 f6e2a68c300b8d85d3531713c955a0de.exe 27 PID 2212 wrote to memory of 2996 2212 f6e2a68c300b8d85d3531713c955a0de.exe 27 PID 2212 wrote to memory of 2996 2212 f6e2a68c300b8d85d3531713c955a0de.exe 27 PID 2212 wrote to memory of 2180 2212 f6e2a68c300b8d85d3531713c955a0de.exe 21 PID 2212 wrote to memory of 2180 2212 f6e2a68c300b8d85d3531713c955a0de.exe 21 PID 2116 wrote to memory of 1036 2116 nzbwkjwsln.exe 23 PID 2116 wrote to memory of 1036 2116 nzbwkjwsln.exe 23 PID 2116 wrote to memory of 1036 2116 nzbwkjwsln.exe 23
Processes
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C:\Users\Admin\AppData\Local\Temp\f6e2a68c300b8d85d3531713c955a0de.exe"C:\Users\Admin\AppData\Local\Temp\f6e2a68c300b8d85d3531713c955a0de.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:2212 -
C:\Windows\SysWOW64\nzbwkjwsln.exenzbwkjwsln.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:2116 -
C:\Windows\SysWOW64\fzfgbmti.exeC:\Windows\system32\fzfgbmti.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:1036
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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:2180
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C:\Windows\SysWOW64\grkiaqgmoshax.exegrkiaqgmoshax.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2996
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C:\Windows\SysWOW64\fzfgbmti.exefzfgbmti.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:2756
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C:\Windows\SysWOW64\jwvhuzdmubybqgd.exejwvhuzdmubybqgd.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4856
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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
MD5a14eab7c71d6c6738776787292f05c87
SHA169e45f7f0e7257462da9950fa1269b623bb5206f
SHA2564aab5738e2620fe284cddce8aed053320e77546104306de68f183156486f1c9e
SHA5121b275c943cc23cfeca3f66193dde4e7082267ef6c2e3828e1c4d4b0fa401db2f9448a06c6c5af3d5656dbcaee9e9a52460372122d029156e5985d72bcc5c0d91
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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
MD584a029fc75052c6ccec4d0587563ce9a
SHA1afb9d234203469060d9e92a1c56504cb3e0d7112
SHA256edb28a6a291daed93cef9d3e8c419957172ab62031d2c94f72350caf6b7cb0e2
SHA5121ea263053d2b2a1908c224da9cf6c39fe47e07500687c88c1290490c80949337a3dec1256f562f2c5c7a3fbc08c0b30b50d6033601ffe05ec11e26d7fa73f77d
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Filesize
512KB
MD5b5180aa6d0f642484e14645a7dddc4a7
SHA1791c2ad674a74818b4425c338d693a086fdd934e
SHA2565c8c242691f0bdbbb9a08398984776201334d9df1586cd937469542795ec5eef
SHA512e58977f40c3942a11886ff66ca0427bff1c95d61ef28f7c06b904d62372da4f60f1727e04de02bc57c9d66b2c33d3891392e3a3ed11b0de72e2793dec738dc87