Analysis
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max time kernel
160s -
max time network
136s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 07:14
Static task
static1
Behavioral task
behavioral1
Sample
012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe
Resource
win10v2004-en-20220112
General
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Target
012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe
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Size
53KB
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MD5
cbc9af1264b1be89743fe1fe987ea1f8
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SHA1
d16bdabbd330a067f5ad9a4120faca709f0bb2e4
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SHA256
012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03
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SHA512
4f5e7c2131604d9d9b9d4636dcfbc5875d9a47867553ff909e9fc69354e473be01081c7df594d229dc7fdfde59d11e6d58ccd7a510d284ca3b9f4c92c10e96bd
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\ConvertToAssert.png => C:\Users\Admin\Pictures\ConvertToAssert.png.czlock 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File renamed C:\Users\Admin\Pictures\OpenGrant.crw => C:\Users\Admin\Pictures\OpenGrant.crw.czlock 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.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 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe" 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Public\Desktop\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Documents\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Links\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Music\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Music\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Videos\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini 012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe"C:\Users\Admin\AppData\Local\Temp\012ac236929976d1e6767fe02f0f9b6c53dbfef4e1e73f8d00ee6f831498fc03.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1904