Analysis
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max time kernel
153s -
max time network
131s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:22
Static task
static1
Behavioral task
behavioral1
Sample
fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe
Resource
win10v2004-en-20220112
General
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Target
fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe
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Size
53KB
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MD5
2fad8cc7c9cb5fedc34797dfa0fcc495
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SHA1
6307bd1178e16d0392f590477f783e93a52a4e6d
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SHA256
fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc
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SHA512
7aa6edfa8787d98dea92fa1349e4eeeef4eb4fd288533c6a4b006e0be2dd8050c0d9d3107bab18ff27be5901d053142183cf05bfae1f024ed7867c9896f5f704
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 14 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\InitializeRepair.tiff fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\CompressRestart.tif => C:\Users\Admin\Pictures\CompressRestart.tif.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Pictures\DismountSubmit.tiff fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\DismountSubmit.tiff => C:\Users\Admin\Pictures\DismountSubmit.tiff.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\MeasureSelect.raw => C:\Users\Admin\Pictures\MeasureSelect.raw.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\AssertInstall.tif => C:\Users\Admin\Pictures\AssertInstall.tif.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\DisconnectPop.tif => C:\Users\Admin\Pictures\DisconnectPop.tif.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\EnableSuspend.png => C:\Users\Admin\Pictures\EnableSuspend.png.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\MountRegister.tif => C:\Users\Admin\Pictures\MountRegister.tif.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\ReadMount.tif => C:\Users\Admin\Pictures\ReadMount.tif.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\DenyUnregister.raw => C:\Users\Admin\Pictures\DenyUnregister.raw.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\ExpandRegister.png => C:\Users\Admin\Pictures\ExpandRegister.png.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\InitializeRepair.tiff => C:\Users\Admin\Pictures\InitializeRepair.tiff.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File renamed C:\Users\Admin\Pictures\UnregisterMount.crw => C:\Users\Admin\Pictures\UnregisterMount.crw.grlock fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.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 fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.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\\fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe" fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Admin\Links\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Documents\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Videos\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Downloads\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Music\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Desktop\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Music\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Pictures\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Videos\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Libraries\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Public\Documents\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Searches\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe"C:\Users\Admin\AppData\Local\Temp\fb636a09db563786131245c126902069a9d83f697908a4b78f52ccaf721ccbbc.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1668