Analysis
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max time kernel
179s -
max time network
184s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
11-02-2022 06:31
Static task
static1
Behavioral task
behavioral1
Sample
cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe
Resource
win10v2004-en-20220113
General
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Target
cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe
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Size
54KB
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MD5
f24e4fd2f9214a7f859d4f9d2d68c76a
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SHA1
86f0f8ca32d361ca8ac570f435eb04bf522f7a73
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SHA256
cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb
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SHA512
9e4c922746f63fa0bc2fc75142feba3ebbb0b0d2b6cf6414552361ec7e8b19ab2d1b4821afb22ca103b6d98568b5e67ffa1b00af27146144bd964f231c1e45af
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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Modifies extensions of user files 2 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\MergePop.png => C:\Users\Admin\Pictures\MergePop.png.PANDA cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File renamed C:\Users\Admin\Pictures\UseStep.raw => C:\Users\Admin\Pictures\UseStep.raw.PANDA cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe -
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 cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.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\\cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe" cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe -
Drops desktop.ini file(s) 19 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Links\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\Downloads\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\Desktop\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Videos\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Searches\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Music\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\Music\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\Libraries\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\Documents\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\Videos\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe File opened for modification C:\Users\Public\Pictures\desktop.ini cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.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 -
Enumerates system info in registry 2 TTPs 2 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 -
Modifies registry class 24 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 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\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\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\Total\ = "1946" SearchApp.exe Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings\MuiCache 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 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 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\ = "1946" 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 = "1946" 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 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 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\www.bing.com\ = "140" 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\DomStorageState 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 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\EdpDomStorage\www.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\DOMStorage\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\bing.com SearchApp.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeShutdownPrivilege 2472 svchost.exe Token: SeCreatePagefilePrivilege 2472 svchost.exe Token: SeShutdownPrivilege 2472 svchost.exe Token: SeCreatePagefilePrivilege 2472 svchost.exe Token: SeShutdownPrivilege 2472 svchost.exe Token: SeCreatePagefilePrivilege 2472 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 848 SearchApp.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe"C:\Users\Admin\AppData\Local\Temp\cd775c076aec45cd717fd967c9be6822932118684fe5e34e8f3ef21747f149fb.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:4884
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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:2472
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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:848
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s BITS1⤵PID:2800
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s camsvc1⤵PID:3308