Analysis
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max time kernel
164s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
08-01-2023 12:26
Static task
static1
Behavioral task
behavioral1
Sample
d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe
Resource
win10v2004-20221111-en
General
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Target
d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe
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Size
55KB
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MD5
6af267d388242b54a87d0d0b6eb0ccd8
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SHA1
eeeec084ebf73ca9d6600452e2997a469b4996c9
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SHA256
d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e
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SHA512
270e9ee5ec4fd63045a8e6a704106e178bd20788b73e7e1a9e4db83eaa629b38dd55bf7a202d534c0d91a20ce76e7b21d14335f94366f4acbf8a20194cfadce2
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SSDEEP
768:emtihjk9hlg4tBLuZuZJHe4ndXxnWlHznD/VwrEQYtqVi6S9JWvZ/KWwhQMNzLm9:eTjkfV+KJolntwrbDSTWvTwhQMhmpdL
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 10 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\DismountCompare.png => C:\Users\Admin\Pictures\DismountCompare.png.CHAK2 d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Pictures\ExpandExport.tiff d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File renamed C:\Users\Admin\Pictures\ExpandExport.tiff => C:\Users\Admin\Pictures\ExpandExport.tiff.CHAK2 d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Pictures\LimitGrant.tiff d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File renamed C:\Users\Admin\Pictures\UninstallCheckpoint.raw => C:\Users\Admin\Pictures\UninstallCheckpoint.raw.CHAK2 d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File renamed C:\Users\Admin\Pictures\InvokeGet.crw => C:\Users\Admin\Pictures\InvokeGet.crw.CHAK2 d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File renamed C:\Users\Admin\Pictures\LimitGrant.tiff => C:\Users\Admin\Pictures\LimitGrant.tiff.CHAK2 d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File renamed C:\Users\Admin\Pictures\MoveSync.tif => C:\Users\Admin\Pictures\MoveSync.tif.CHAK2 d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Pictures\ResetOut.tiff d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File renamed C:\Users\Admin\Pictures\ResetOut.tiff => C:\Users\Admin\Pictures\ResetOut.tiff.CHAK2 d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.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-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe" d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe -
Drops desktop.ini file(s) 24 IoCs
description ioc Process File opened for modification C:\Users\Public\Documents\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Documents\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\Libraries\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\Desktop\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\Pictures\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\Music\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\Downloads\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Links\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Music\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Public\Videos\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Videos\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Searches\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe"C:\Users\Admin\AppData\Local\Temp\d16518abb5dc4d76f4f423d02b0b8c99fe5edb89edf3c60ca64ebb2a6879a15e.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:2988