Analysis
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max time kernel
163s -
max time network
141s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:55
Static task
static1
Behavioral task
behavioral1
Sample
55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe
Resource
win10v2004-en-20220112
General
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Target
55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe
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Size
53KB
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MD5
edd6deea4d3a250791bd73fcecade5fa
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SHA1
cf9e35a45ac13955cef15853032238edda0a67e6
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SHA256
55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3
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SHA512
58164b91e13e23030dc73471bea65d9554b3f673feb836879eb04ed69b896e58aa30790635cfcd67a3fa0893b8442f1a66907cddee946cb5643d2987fedbb4c8
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\CheckpointDismount.raw => C:\Users\Admin\Pictures\CheckpointDismount.raw.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File renamed C:\Users\Admin\Pictures\CompareWait.crw => C:\Users\Admin\Pictures\CompareWait.crw.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File renamed C:\Users\Admin\Pictures\CompleteResolve.tif => C:\Users\Admin\Pictures\CompleteResolve.tif.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File renamed C:\Users\Admin\Pictures\ExportOpen.tif => C:\Users\Admin\Pictures\ExportOpen.tif.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File renamed C:\Users\Admin\Pictures\FormatLock.crw => C:\Users\Admin\Pictures\FormatLock.crw.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File renamed C:\Users\Admin\Pictures\OpenUnpublish.raw => C:\Users\Admin\Pictures\OpenUnpublish.raw.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File renamed C:\Users\Admin\Pictures\ResolveEnable.png => C:\Users\Admin\Pictures\ResolveEnable.png.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File renamed C:\Users\Admin\Pictures\UnprotectRead.png => C:\Users\Admin\Pictures\UnprotectRead.png.marlock10 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.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 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.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\\55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe" 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Admin\Contacts\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Documents\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Music\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Videos\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Music\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Links\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini 55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe"C:\Users\Admin\AppData\Local\Temp\55e12521d3f5497a87545453fb6697917d0ac381e1f319d0d855a6c88342cac3.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1184