Analysis
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max time kernel
64s -
max time network
116s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
18-02-2021 15:18
Static task
static1
Behavioral task
behavioral1
Sample
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe
Resource
win10v20201028
General
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Target
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe
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Size
66KB
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MD5
c9a3f59644226858255588cd5d3c6d56
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SHA1
be1e18396b118b13cc2128ab7efbe11833dc4d53
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SHA256
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a
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SHA512
ba450f886ee9f24eed23298b8749dfa64ee4a48d70c89dcbaa3d10b6d3a9cd7bfdff377aae5f1a13ff9383e137be61eae6814c856df4325d108a2339a4683699
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 1 IoCs
Processes:
WerFault.exedescription pid process target process PID 3368 created 652 3368 WerFault.exe 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe -
Modifies extensions of user files 2 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exedescription ioc process File opened for modification C:\Users\Admin\Pictures\FindAssert.tiff 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Pictures\MergeRequest.tiff 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe -
Drops desktop.ini file(s) 28 IoCs
Processes:
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exedescription ioc process File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\Documents\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Music\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-1985363256-3005190890-1182679451-1000\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Links\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\Videos\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\Music\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exedescription ioc process File opened (read-only) \??\A: 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe -
Drops file in Program Files directory 64 IoCs
Processes:
190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exedescription ioc process File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\config\Modules\org-netbeans-modules-print.xml 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Classic\mask\1d.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\so_16x11.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\OutlookMailBadge.scale-200.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\tools\themes\dark\x_2x.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\features\com.jrockit.mc.feature.core_5.5.0.165303\feature.properties 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Fonts\private\GADUGI.TTF 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\fur\LC_MESSAGES\vlc.mo 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\id_16x11.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\HxCalendarAppList.targetsize-32_altform-unplated.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\hr-hr\HOW_TO_RECOVERY_FILES.txt 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\locale\org-openide-util-enumerations_ja.jar 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\large\coffee.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Flags\small\az_16x11.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-16_altform-unplated.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\7336_24x24x32.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1612.10312.0_x64__8wekyb3d8bbwe\Assets\InsiderHubAppList.targetsize-20_altform-unplated_contrast-white.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\pt-br\ui-strings.js 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\MondoR_Subscription2-ul-oob.xrm-ms 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.MashupEngine.dll 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Designs\Emoticons\large\evilgrin.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\HxCalendarAppList.targetsize-96_altform-unplated.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\tools\line.cur 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jvm_zh_CN.jar 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-ul-oob.xrm-ms 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL016.XML 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File created C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Images\HOW_TO_RECOVERY_FILES.txt 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\fi-fi\ui-strings.js 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest2-ppd.xrm-ms 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_4.5.6.0_neutral_split.scale-200_8wekyb3d8bbwe\Assets\GetStartedMedTile.scale-200.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\DailyChallenges\LargeKlondikeTile.jpg 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Assets\SkypeLargeTile.scale-200_contrast-white.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1702.312.0_x64__8wekyb3d8bbwe\Assets\CalculatorAppList.targetsize-64_altform-fullcolor.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\zh-tw\ui-strings.js 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IGX.DLL 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Power View Excel Add-in\Microsoft.ReportingServices.ProgressiveProcessing.dll 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Office.OneNote_17.7668.58071.0_x64__8wekyb3d8bbwe\images\2_40x40x32.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_11.8.204.0_x64__kzf8qxf38zg5c\SkypeApp\Assets\Audio\Skype_Call_Hold.m4a 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\HxMailAppList.targetsize-96.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11701.1001.87.0_x64__8wekyb3d8bbwe\Assets\AppTiles\contrast-black\StoreAppList.targetsize-16.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\RHP_icons.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\aicuc\js\nls\fi-fi\ui-strings.js 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\bin\servertool.exe 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\js\selector.js 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsSoundRecorder_10.1702.301.0_neutral_split.scale-200_8wekyb3d8bbwe\AppxSignature.p7x 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\contrast-white\ExchangeMediumTile.scale-125.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File created C:\Program Files\Microsoft Office\root\Office16\MSIPC\zh-CN\HOW_TO_RECOVERY_FILES.txt 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_3.14.1181.0_x64__8wekyb3d8bbwe\Assets\Themes\Jumbo\jumbo_background.jpg 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\10191_48x48x32.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\LICENSE.txt 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroSup64.dll 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\uss-search\js\nls\ko-kr\HOW_TO_RECOVERY_FILES.txt 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\profiler\modules\org-netbeans-lib-profiler-common.jar 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\api-ms-win-crt-multibyte-l1-1-0.dll 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Sticker_MouseNose.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.jface.text.nl_ja_4.4.0.v20140623020002.jar 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\images\HxCalendarSplashLogo.scale-125.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\s_filter-dark-disabled_32.svg 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\js\nls\ca-es\ui-strings.js 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\META-INF\ECLIPSE_.RSA 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub_eula.txt 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.ZuneMusic_10.16112.11621.0_neutral_resources.scale-125_8wekyb3d8bbwe\Assets\contrast-black\WideLogo.scale-125_contrast-black.png 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1611.10393.0_x64__8wekyb3d8bbwe\AppxBlockMap.xml 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\js\nls\root\HOW_TO_RECOVERY_FILES.txt 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3368 652 WerFault.exe 190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe 3368 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 3368 WerFault.exe Token: SeBackupPrivilege 3368 WerFault.exe Token: SeDebugPrivilege 3368 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.exe"C:\Users\Admin\AppData\Local\Temp\190a621ed9d5471e03fbc7144f04b3ed0d94b5be2ab0c4bc1df345120986d19a.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 652 -s 10122⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\$Recycle.Bin\S-1-5-21-1985363256-3005190890-1182679451-1000\desktop.iniMD5
f4b6bdca1be550ce29a39136eca50a35
SHA1cbcf7c73086d32dacf38e77189172eb210c1f081
SHA256eff6c0ceadba63308633636e7565ad0c7c6b6dc8e5f107fdcad48a6cc695c58e
SHA512834fe61ec4907ffc94b428b283f9cacae2599b91ecf458ef95ff3035f26d877d679003e0254b321b8e37552466342f05b12461c3ce2a2b23d6157d145ed0cbb7
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memory/3368-3-0x0000000004C20000-0x0000000004C21000-memory.dmpFilesize
4KB