Analysis
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max time kernel
128s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
31-08-2022 17:52
Static task
static1
Behavioral task
behavioral1
Sample
DimCo payload.bin.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
DimCo payload.bin.exe
Resource
win10v2004-20220812-en
General
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Target
DimCo payload.bin.exe
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Size
301KB
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MD5
9d82063518aaf2fead87538da8c0a08c
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SHA1
966e2b157845ba298752eebb0ce71ae05200bc6d
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SHA256
23bdeb9ae6a8f414c33ed8baf2de46477d0bc7f469dd543d60332a04e0b7c039
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SHA512
66cc6826f6d958c45cb830abeeb13faee8f31989785876d0e8071846336194dd1539afe99e51694e4f832b8f3896de372305fa86d2596ac4fdb911ca23079fe2
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SSDEEP
6144:yFxvRZVLlfh7rZthO+JjkuHEEAt/wz/60baxHUh:mZdfrXg+JwuKt/S/605h
Malware Config
Extracted
C:\Users\Admin\Documents\ConnectPing.html
ryuk
Signatures
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Ryuk
Ransomware distributed via existing botnets, often Trickbot or Emotet.
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Modifies extensions of user files 5 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\Users\Admin\Pictures\SearchUpdate.tiff DimCo payload.bin.exe File renamed C:\Users\Admin\Pictures\SearchUpdate.tiff => C:\Users\Admin\Pictures\SearchUpdate.tiff.nigger DimCo payload.bin.exe File renamed C:\Users\Admin\Pictures\SetSplit.crw => C:\Users\Admin\Pictures\SetSplit.crw.nigger DimCo payload.bin.exe File renamed C:\Users\Admin\Pictures\UnpublishDisable.crw => C:\Users\Admin\Pictures\UnpublishDisable.crw.nigger DimCo payload.bin.exe File renamed C:\Users\Admin\Pictures\GroupRead.crw => C:\Users\Admin\Pictures\GroupRead.crw.nigger DimCo payload.bin.exe -
Drops desktop.ini file(s) 35 IoCs
description ioc Process File created C:\Users\Admin\Links\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Pictures\Saved Pictures\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Searches\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\System Tools\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\Libraries\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\3D Objects\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Videos\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\Documents\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\Music\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Favorites\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\Videos\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Contacts\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Documents\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Pictures\Camera Roll\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\Desktop\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\Pictures\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Desktop\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\Downloads\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Saved Games\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Favorites\Links\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Music\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\OneDrive\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Pictures\desktop.ini DimCo payload.bin.exe File created C:\Users\Admin\Downloads\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\StartUp\desktop.ini DimCo payload.bin.exe File created C:\Users\Public\AccountPictures\desktop.ini DimCo payload.bin.exe File created C:\Users\All Users\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini DimCo payload.bin.exe