Analysis
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max time kernel
162s -
max time network
143s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:37
Static task
static1
Behavioral task
behavioral1
Sample
b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe
Resource
win10v2004-en-20220112
General
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Target
b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe
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Size
31KB
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MD5
45d0987efc818de928443cc4ffd83553
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SHA1
00592cb9953a89c401b0c6f846475043b1785989
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SHA256
b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547
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SHA512
11e4d3cc9aaf52fe8c62fa62f8aa277409ccc58cef9618128077746e50174f738998a08fd7b9fd8e313e56bb28ae3ed42d0ce5810f2ba259463cf235de9065c1
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.SKUNK b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File renamed C:\Users\Admin\Pictures\OpenGrant.crw => C:\Users\Admin\Pictures\OpenGrant.crw.SKUNK b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.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 b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.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\\b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe" b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Public\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Desktop\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Videos\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Videos\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Downloads\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Searches\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Pictures\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Libraries\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Documents\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Music\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Music\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Links\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe File opened for modification C:\Users\Admin\Documents\desktop.ini b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1716 b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe"C:\Users\Admin\AppData\Local\Temp\b208859e1264bfaacca332987dba22afb2acb1e8a1eec7b5e9452fe19ce26547.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
PID:1716