Analysis
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max time kernel
152s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
24-07-2022 17:40
Static task
static1
Behavioral task
behavioral1
Sample
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe
Resource
win10v2004-20220722-en
General
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Target
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe
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Size
276KB
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MD5
0f98b7b43ab1b3e2a957c5361fc403cd
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SHA1
6afc0ae820991afcf9d6eeab0cbb68378b2f8d00
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SHA256
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91
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SHA512
f56b1fbf9ec6c63807882166fd8845ba4660eb16403706d4d0b3c4ee3de8a86549771e516d017058da9a023f787b997855733b975ad98569975655d92101ffb3
Malware Config
Extracted
C:\Restore-My-Files.txt
http://decrmbgpvh6kvmti.onion/
http://helpinfh6vj47ift.onion/
Signatures
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GlobeImposter
GlobeImposter is a ransomware first seen in 2017.
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Modifies extensions of user files 12 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exedescription ioc Process File renamed C:\Users\Admin\Pictures\CheckpointOpen.png => C:\Users\Admin\Pictures\CheckpointOpen.png.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\ConvertFromPing.crw => C:\Users\Admin\Pictures\ConvertFromPing.crw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\ReadWatch.raw => C:\Users\Admin\Pictures\ReadWatch.raw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\JoinAdd.raw => C:\Users\Admin\Pictures\JoinAdd.raw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\RevokeFind.crw => C:\Users\Admin\Pictures\RevokeFind.crw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\SearchMove.png => C:\Users\Admin\Pictures\SearchMove.png.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\CheckpointResume.crw => C:\Users\Admin\Pictures\CheckpointResume.crw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\CompareImport.raw => C:\Users\Admin\Pictures\CompareImport.raw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\ConvertFromSet.raw => C:\Users\Admin\Pictures\ConvertFromSet.raw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\CopyUndo.crw => C:\Users\Admin\Pictures\CopyUndo.crw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\DisableSplit.crw => C:\Users\Admin\Pictures\DisableSplit.crw.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File renamed C:\Users\Admin\Pictures\UndoNew.tif => C:\Users\Admin\Pictures\UndoNew.tif.DOCM 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.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
Processes:
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe" 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe Key created \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe -
Drops desktop.ini file(s) 26 IoCs
Processes:
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exedescription ioc Process File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Videos\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Documents\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Music\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Public\Music\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Links\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exedescription pid Process procid_target PID 1672 set thread context of 1564 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 28 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exepid Process 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exepid Process 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exedescription pid Process procid_target PID 1672 wrote to memory of 1564 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 28 PID 1672 wrote to memory of 1564 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 28 PID 1672 wrote to memory of 1564 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 28 PID 1672 wrote to memory of 1564 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 28 PID 1672 wrote to memory of 1564 1672 90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe"C:\Users\Admin\AppData\Local\Temp\90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Users\Admin\AppData\Local\Temp\90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe"C:\Users\Admin\AppData\Local\Temp\90f277b97d30399367a7e56551bbf2135c4968ade64100863095dc7031f34c91.exe"2⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1564
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