Analysis
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max time kernel
154s -
max time network
141s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:54
Static task
static1
Behavioral task
behavioral1
Sample
586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe
Resource
win10v2004-en-20220113
General
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Target
586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe
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Size
53KB
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MD5
9981051697b436f2b7e2720ede0e6bcc
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SHA1
269df783ef6b6fdaa0dbfbec20afbe18ec571021
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SHA256
586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c
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SHA512
a28123ffcb087b1bf6ca126100273e780b5f2b810cc8acf76d0d2523c553c2725a3046b739d5762e37ba90ce8df7543b901350491d44472ca381f0daba182b0f
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 7 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\ExpandExport.tiff 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File renamed C:\Users\Admin\Pictures\ExpandExport.tiff => C:\Users\Admin\Pictures\ExpandExport.tiff.crypt 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File renamed C:\Users\Admin\Pictures\SendUndo.raw => C:\Users\Admin\Pictures\SendUndo.raw.crypt 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File renamed C:\Users\Admin\Pictures\ShowConvertFrom.crw => C:\Users\Admin\Pictures\ShowConvertFrom.crw.crypt 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File renamed C:\Users\Admin\Pictures\TestConfirm.raw => C:\Users\Admin\Pictures\TestConfirm.raw.crypt 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Pictures\UninstallExit.tiff 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File renamed C:\Users\Admin\Pictures\UninstallExit.tiff => C:\Users\Admin\Pictures\UninstallExit.tiff.crypt 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.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 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.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\\586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe" 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Public\Pictures\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Links\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Documents\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Music\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Videos\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Music\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe"C:\Users\Admin\AppData\Local\Temp\586ea8948abbf81d9d3422bdf3e311a7667ed5d617a4c2b483343210fc52e13c.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:964