Analysis
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max time kernel
162s -
max time network
142s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:25
Static task
static1
Behavioral task
behavioral1
Sample
ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe
Resource
win10v2004-en-20220113
General
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Target
ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe
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Size
55KB
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MD5
68a92cd95b9dc016f6320eba34ef7a16
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SHA1
3ef2131730de838a76b059a65dca211aae503f42
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SHA256
ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b
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SHA512
2bf7b40680cee894af1892a874301432621a34aec18c276cf58e0ee0bc6db102cd38ffb9791acb342e2e7ecbcc023913dc9fe4549cdf47a9f16d953c72fffda0
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 8 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\ResolveEnable.png => C:\Users\Admin\Pictures\ResolveEnable.png.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File renamed C:\Users\Admin\Pictures\UnprotectRead.png => C:\Users\Admin\Pictures\UnprotectRead.png.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File renamed C:\Users\Admin\Pictures\CheckpointDismount.raw => C:\Users\Admin\Pictures\CheckpointDismount.raw.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File renamed C:\Users\Admin\Pictures\CompareWait.crw => C:\Users\Admin\Pictures\CompareWait.crw.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File renamed C:\Users\Admin\Pictures\CompleteResolve.tif => C:\Users\Admin\Pictures\CompleteResolve.tif.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File renamed C:\Users\Admin\Pictures\ExportOpen.tif => C:\Users\Admin\Pictures\ExportOpen.tif.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File renamed C:\Users\Admin\Pictures\FormatLock.crw => C:\Users\Admin\Pictures\FormatLock.crw.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File renamed C:\Users\Admin\Pictures\OpenUnpublish.raw => C:\Users\Admin\Pictures\OpenUnpublish.raw.SKUNK ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.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-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Roaming\\ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe" ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Admin\Favorites\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Videos\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Videos\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Music\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Libraries\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Downloads\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Documents\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Desktop\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Links\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Documents\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Searches\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Music\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe File opened for modification C:\Users\Public\Pictures\desktop.ini ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1184 ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe"C:\Users\Admin\AppData\Local\Temp\ec9db8f5ba2b49064fd05553487083ffc2658189483b60f3bdbaae493df1a90b.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
PID:1184