Analysis
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max time kernel
169s -
max time network
192s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
11-02-2022 06:27
Static task
static1
Behavioral task
behavioral1
Sample
dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe
Resource
win10v2004-en-20220113
General
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Target
dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe
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Size
54KB
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MD5
da8422316bed9fa15b0c7374850cc11a
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SHA1
e9d8153b2232a044804c4cdfcfbe9fca7ed7a3a9
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SHA256
dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef
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SHA512
ee86e4b37bf3b7808e1cb6ca2dec5a5315bccff7f838540be9803ae0cf6a8753942faf2652e312ca8a3226fe474e62f23184e812f6ef189d540734dbacafbed6
Malware Config
Extracted
C:\how_to_back_files.html
Signatures
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GlobeImposter
GlobeImposter is a ransomware first seen in 2017.
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Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
description pid Process procid_target PID 4752 created 1504 4752 WerFault.exe 97 -
Modifies extensions of user files 1 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\CheckpointJoin.tiff dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.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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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe" dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe -
Drops desktop.ini file(s) 23 IoCs
description ioc Process File opened for modification C:\Users\Admin\Downloads\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\Libraries\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\Pictures\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Videos\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\Videos\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\Music\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\Documents\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\Desktop\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Links\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Documents\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\Downloads\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Searches\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe File opened for modification C:\Users\Admin\Music\desktop.ini dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe -
Drops file in Windows directory 6 IoCs
description ioc Process File opened for modification C:\Windows\WindowsUpdate.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1168 1504 WerFault.exe 97 -
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 WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WerFault.exe -
Enumerates system info in registry 2 TTPs 4 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS SearchApp.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU SearchApp.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WerFault.exe -
Modifies data under HKEY_USERS 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe -
Modifies registry class 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" SearchApp.exe Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:" SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\www.bing.com SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "140" SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\bing.com\Total = "173" SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "2692" SearchApp.exe Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\www.bing.com SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\www.bing.com\ = "173" SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\www.bing.com\ = "2262" SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\EdpDomStorage SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\SOFTWARE\Microsoft\Speech_OneCore\Isolated\ohDO1Sgy3MzgdEgEb4WYfDS4ei SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\bing.com SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\www.bing.com\ = "140" SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\MuiCache SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DomStorageState SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\www.bing.com\ = "2692" SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\bing.com\Total = "2692" SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "2262" SearchApp.exe Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\SOFTWARE\Microsoft\Speech_OneCore\Isolated\ohDO1Sgy3MzgdEgEb4WYfDS4ei = "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Speech_OneCore\\Recognizers\\Tokens\\MS-1033-110-WINMO-DNN" SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\bing.com SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\EdpDomStorage\Total SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\bing.com\Total = "140" SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\bing.com\Total = "2262" SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total SearchApp.exe Set value (int) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.search_cw5n1h2txyewy\Internet Explorer\DOMStorage\Total\ = "173" SearchApp.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1168 WerFault.exe 1168 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeShutdownPrivilege 4464 svchost.exe Token: SeCreatePagefilePrivilege 4464 svchost.exe Token: SeShutdownPrivilege 4464 svchost.exe Token: SeCreatePagefilePrivilege 4464 svchost.exe Token: SeShutdownPrivilege 4464 svchost.exe Token: SeCreatePagefilePrivilege 4464 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1504 SearchApp.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4752 wrote to memory of 1504 4752 WerFault.exe 97 PID 4752 wrote to memory of 1504 4752 WerFault.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe"C:\Users\Admin\AppData\Local\Temp\dd717e43a5a0d7da059a3040f274085b2a49963fff4ad40a02e7ee95dabde5ef.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1292
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4464
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1504 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1504 -s 47442⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
PID:1168
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s BITS1⤵
- Modifies data under HKEY_USERS
PID:984
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s camsvc1⤵PID:1320
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 420 -p 1504 -ip 15041⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:4752