Analysis
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max time kernel
168s -
max time network
139s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:35
Static task
static1
Behavioral task
behavioral1
Sample
b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe
Resource
win10v2004-en-20220113
General
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Target
b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe
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Size
54KB
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MD5
864a0ed5e08065090b6c2771825cdba7
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SHA1
3621734233dfc3401ec3e322b990aad542183a52
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SHA256
b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d
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SHA512
8c417d1861d62455dd997bf90c980e97304e5672c464e37c3cac4b21e6fff48d6d264dbb28d857b1d3355a6023f2575146459c3603e3d2ab42c4232094bc0942
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 1 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\SkipRename.tiff b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe -
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 b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.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\\b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe" b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe -
Drops desktop.ini file(s) 24 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Videos\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Downloads\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Documents\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Desktop\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Links\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Libraries\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Music\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Music\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Pictures\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Documents\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Public\Videos\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Searches\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe"C:\Users\Admin\AppData\Local\Temp\b839c72e8a1fa5810d340b0a77eaf081270459993b663abceac786d0fb53393d.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1436