Analysis
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max time kernel
89s -
max time network
150s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
18-02-2021 15:18
Static task
static1
Behavioral task
behavioral1
Sample
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe
Resource
win10v20201028
General
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Target
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe
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Size
65KB
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MD5
7ed4882c2a0d24c401cbce7536ddf792
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SHA1
0f75ecdf6fbf37a186b3e9c79e0f8372c0c12ea0
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SHA256
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319
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SHA512
8661260130a82ea2a11db641c28cfb7d4d69c9867bdc00c1980ce1733da37ee90253959401022e5dd603410a3957cb236b9d9f2babab62b18421addb2abd8903
Malware Config
Extracted
C:\$Recycle.Bin\HOW_TO_RECOVERY_FILES.txt
balaclava
daves.smith@aol.com
Signatures
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Balaclava Malware
Balaclava malware is a ransomware program.
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Suspicious use of NtCreateProcessExOtherParentProcess 2 IoCs
Processes:
WerFault.exeWerFault.exedescription pid process target process PID 1936 created 496 1936 WerFault.exe 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe PID 1920 created 496 1920 WerFault.exe 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe -
Modifies extensions of user files 6 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exedescription ioc process File renamed C:\Users\Admin\Pictures\TraceImport.png => C:\Users\Admin\Pictures\TraceImport.png.daves_New 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Pictures\ApproveRedo.tiff 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File renamed C:\Users\Admin\Pictures\ApproveRedo.tiff => C:\Users\Admin\Pictures\ApproveRedo.tiff.daves_New 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File renamed C:\Users\Admin\Pictures\OutDismount.crw => C:\Users\Admin\Pictures\OutDismount.crw.daves_New 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File renamed C:\Users\Admin\Pictures\RevokeEdit.crw => C:\Users\Admin\Pictures\RevokeEdit.crw.daves_New 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File renamed C:\Users\Admin\Pictures\SwitchCompare.tif => C:\Users\Admin\Pictures\SwitchCompare.tif.daves_New 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe -
Drops desktop.ini file(s) 28 IoCs
Processes:
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exedescription ioc process File opened for modification C:\Users\Public\AccountPictures\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\Documents\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\Videos\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Music\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Links\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-1985363256-3005190890-1182679451-1000\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Public\Music\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exedescription ioc process File opened (read-only) \??\A: 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe -
Drops file in Program Files directory 64 IoCs
Processes:
5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exedescription ioc process File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Beach\beach_1h.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\large\sweating.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\uk-ua\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1611.10393.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\AppTiles\contrast-white\MapsMedTile.scale-125.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.BingWeather_4.18.56.0_x64__8wekyb3d8bbwe\Assets\AppTiles\Spacer\3px.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\Sticker_Icon_Gravel.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\AppxManifest.xml 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\da-dk\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp4-ppd.xrm-ms 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_Grace-ppd.xrm-ms 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\URLREDIR.DLL 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\tr-tr\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.16112.11621.0_x64__8wekyb3d8bbwe\Assets\contrast-white\Logo.scale-100_contrast-white.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Livetiles\MicrosoftSolitaireAppList.targetsize-20_altform-unplated.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNotePageSmallTile.scale-400.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1702.301.0_x64__8wekyb3d8bbwe\Assets\VoiceRecorderStoreLogo.scale-100.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\cs-cz\ui-strings.js 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\images\new_icons.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_neutral_~_8wekyb3d8bbwe\microsoft.system.package.metadata\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\ThemeCreation\Rotate.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\large\sm_60x42.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1612.10312.0_x64__8wekyb3d8bbwe\AppxMetadata\CodeIntegrity.cat 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.16112.11601.0_x64__8wekyb3d8bbwe\Assets\contrast-white\Movie-TVStoreLogo.scale-100_contrast-white.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\js\nls\fi-fi\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.help_2.0.102.v20141007-2301\META-INF\MANIFEST.MF 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteAppList.targetsize-72_altform-unplated.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_2017.203.236.0_neutral_~_8wekyb3d8bbwe\microsoft.system.package.metadata\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-20_altform-unplated.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\ro-ro\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\sk-sk\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\stream_out\libstream_out_stats_plugin.dll 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Wallet_1.0.16328.0_x64__8wekyb3d8bbwe\index.html 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-black\GenericMailWideTile.scale-150.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\Office.UI.Xaml.Core.dll 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\js\nls\zh-tw\ui-strings.js 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\tools\@1x\A12_delete@1x.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription3-ul-oob.xrm-ms 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\Infragistics2.Win.UltraWinEditors.v8.1.dll 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.ZuneMusic_10.16112.11621.0_neutral_resources.scale-125_8wekyb3d8bbwe\Assets\contrast-black\Logo.scale-125_contrast-black.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\Sticker_Icon_Explosion.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.16112.11601.0_x64__8wekyb3d8bbwe\Assets\AppList.targetsize-16_altform-unplated.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\en-ae\ui-strings.js 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\Mac\CROATIAN.TXT 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File created C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000042\assets\assets\HOW_TO_RECOVERY_FILES.txt 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\codec\libdca_plugin.dll 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\VideoLAN\VLC\plugins\mux\libmux_ogg_plugin.dll 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\HxCalendarAppList.targetsize-16.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11701.1001.87.0_x64__8wekyb3d8bbwe\WinStore.Vui.winmd 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\sendforsignature.svg 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\lib\images\cursors\win32_MoveDrop32x32.gif 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.3DBuilder_13.0.10349.0_x64__8wekyb3d8bbwe\Assets\Workflow\Density_Selected_Solid.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNoteAppList.targetsize-40_altform-unplated.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\jre\lib\deploy\splash.gif 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\large\sheep.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneMusic_10.16112.11621.0_neutral_resources.scale-150_8wekyb3d8bbwe\Assets\contrast-black\SplashScreen.scale-150_contrast-black.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\images\themes\dark\bg_patterns_header.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\Microsoft Office\root\Templates\1033\StudentReport.dotx 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.3DBuilder_13.0.10349.0_x64__8wekyb3d8bbwe\Assets\Catalog\traintrackleftturn.3mf 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\contrast-black\OneNotePageSmallTile.scale-100.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\Download_on_the_App_Store_Badge_zh_tw_135x40.svg 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\PopUp\Pop_up_Warning.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Logos\SplashScreen\PaintSplashScreen.scale-200.png 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 1920 496 WerFault.exe 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe 1936 496 WerFault.exe 5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe 1936 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 1936 WerFault.exe Token: SeBackupPrivilege 1936 WerFault.exe Token: SeDebugPrivilege 1936 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe"C:\Users\Admin\AppData\Local\Temp\5de4af86a4410fb6a4c7d54ba4586d35b6abbf2da183fed30ec71547a0a9f319.exe"1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
- Enumerates connected drives
- Drops file in Program Files directory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 496 -s 9322⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 496 -s 9162⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
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Downloads
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C:\$Recycle.Bin\S-1-5-21-1985363256-3005190890-1182679451-1000\desktop.iniMD5
74d5db770df4cf8061e71ef01471f284
SHA1ad5fcc8e3ddf350e5b1fa95742ba31080d415235
SHA2566bccd96eab69a9b230d5f52cb233e57a1fe7fe3fae8899388e560b4e44bf9d07
SHA512fdc480bfc26d69e516d1ea45e3959ad9921f690b0fd60e9c78dac787dbcf16ecf799cdab71130eb7bf7e260302f9c2180557f9874e0ee65d95133c379936fcb7
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memory/1920-4-0x0000000003FC0000-0x0000000003FC1000-memory.dmpFilesize
4KB
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memory/1936-3-0x0000000004AF0000-0x0000000004AF1000-memory.dmpFilesize
4KB