Analysis
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max time kernel
104s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
01/06/2023, 19:32
Static task
static1
Behavioral task
behavioral1
Sample
a27b6bfb8e6aef454395cbab2bdf7cd1.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
a27b6bfb8e6aef454395cbab2bdf7cd1.exe
Resource
win10v2004-20230220-en
General
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Target
a27b6bfb8e6aef454395cbab2bdf7cd1.exe
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Size
552KB
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MD5
a27b6bfb8e6aef454395cbab2bdf7cd1
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SHA1
4a60125f0964f4992471c37d606fb0fdb4d98eb6
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SHA256
8022060ef633e157518037122a6003813cc0a3066d456a1164275a211efc8f5c
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SHA512
5bf76dbfe740cfa7a78c65a9d51ecc0c120a828baa683a336b73cbb3b58ef2765759f186cd082adc04675c0bfe20c9b252074dadaa148ab67debc5ac74922d57
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SSDEEP
12288:F8ENlAKnykvnA6NkSo3wtfVx9Edm3pd4bOjxeEUYQc5aYWyQ0h75:SENlF4rRqfVxQGp7jN5aBWV5
Malware Config
Extracted
C:\Program Files\Java\jdk1.8.0_66\Restore-My-Files.txt
http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion
https://bigblog.at
http://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion
http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion
https://decoding.at
Extracted
C:\Users\Admin\Desktop\LockBit_Ransomware.hta
https://decoding.at/
http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion/or
https://decoding.at
http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion
https://bigblog.at
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
pid Process 4316 bcdedit.exe 536 bcdedit.exe -
Modifies extensions of user files 10 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\DismountMount.tif => C:\users\admin\pictures\dismountmount.tif.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\users\admin\pictures\openpop.tiff a27b6bfb8e6aef454395cbab2bdf7cd1.exe File renamed C:\Users\Admin\Pictures\ConvertFromPublish.tiff => C:\users\admin\pictures\convertfrompublish.tiff.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe File renamed C:\Users\Admin\Pictures\OpenSync.tif => C:\users\admin\pictures\opensync.tif.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe File renamed C:\Users\Admin\Pictures\GrantPush.tiff => C:\users\admin\pictures\grantpush.tiff.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe File renamed C:\Users\Admin\Pictures\OpenPop.tiff => C:\users\admin\pictures\openpop.tiff.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\users\admin\pictures\convertfrompublish.tiff a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\users\admin\pictures\grantpush.tiff a27b6bfb8e6aef454395cbab2bdf7cd1.exe File renamed C:\Users\Admin\Pictures\CompressRestore.crw => C:\users\admin\pictures\compressrestore.crw.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe File renamed C:\Users\Admin\Pictures\JoinMove.crw => C:\users\admin\pictures\joinmove.crw.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{38AC233C-9696-277B-92F6-9248B95182A7} = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a27b6bfb8e6aef454395cbab2bdf7cd1.exe\"" a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{2C5F9FCC-F266-43F6-BFD7-838DAE269E11} = "C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta" a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\windows\SysWOW64\B3ACB0.ico a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\13B7.tmp.bmp" a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 16 IoCs
pid Process 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\tracked-send\images\themes\dark\illustrations_retina.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\unified-share\js\nls\ko-kr\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\licenses16\professionalr_retail-pl.xrm-ms a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\licenses16\projectprovl_mak-ul-oob.xrm-ms a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\office16\omml2mml.xsl a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\add-account\js\nls\ko-kr\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\java\jre1.8.0_66\lib\accessibility.properties a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\activity-badge\js\nls\ca-es\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer\images\themes\dark\virgo_mycomputer_folder_icon.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\feature.xml a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.jface.databinding.nl_ja_4.4.0.v20140623020002.jar a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files\microsoft office\root\vfs\programfilesx86\microsoft office\office16\dcf\en\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\themes\dark\large_trefoil_2x.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\aicuc\js\nls\root\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\signatures\images\share_icons.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\unified-share\images\s_close_h.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\profiler\config\modules\org-netbeans-modules-profiler-selector-api.xml a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\visualvm\config\modules\com-sun-tools-visualvm-uisupport.xml a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\s_gridview.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\themes\dark\s_illuerror_136x136.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files\microsoft office\root\vfs\programfilesx86\microsoft office\office16\1033\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\s_anonymoususer_24.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\themes\dark\s_ellipses_selected.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\office16\logoimages\powerpntlogosmall.scale-180.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\core\dev\nls\it-it\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\editpdf\js\nls\fr-fr\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-files\js\nls\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer\images\new_icons.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\document themes 16\theme fonts\calibri light-constantia.xml a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\office16\sdxs\fa000000018\cardview\lib\native-common\assets\[email protected] a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\file_types\hi_contrast\aic_file_icons_retina_thumb_highcontrast_wob.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\desktop-connector-files\js\nls\pt-br\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\add-account\js\nls\fr-fr\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\digsig\js\nls\sl-si\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\pages-app\images\themes\dark\rhp_world_icon.png a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\licenses16\visiostdo365r_subscription-ppd.xrm-ms a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\tracker\forms_super.gif a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\createpdf.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\images\themeless\localized_images\it-it\appstore_icon.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\send-for-sign\js\nls\nb-no\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\meta-inf\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\profiler\config\modules\org-netbeans-lib-profiler-charts.xml a27b6bfb8e6aef454395cbab2bdf7cd1.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_en_135x40.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\reviews\js\nls\en-il\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\activity-badge\images\avatar.jpg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-files\images\themes\dark\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\tracked-send\js\viewer\nls\es-es\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\licenses16\mondor_subscription2-ppd.xrm-ms a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\licenses16\projectstd2019r_grace-ul-oob.xrm-ms a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\office16\pagesize\pglbl107.xml a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\file_types\rename.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\videolan\vlc\locale\cs\lc_messages\vlc.mo a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\plug_ins\multimedia\mpp\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\task-handler\js\nls\fi-fi\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\vfs\programfilesx64\microsoft analysis services\as oledb\140\resources\1033\msmdsrvi.rll a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\exportpdfupsell-app\js\nls\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.jetty.http_8.1.14.v20131031.jar a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\licenses16\homestudent2019r_grace-ppd.xrm-ms a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files\microsoft office\root\licenses16\powerpointr_trial-ppd.xrm-ms a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files\microsoft office\root\office16\msipc\cs\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\themes\dark\s_empty_state.svg a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\exportpdfupsell-app\js\nls\pt-br\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer\js\nls\en-il\ui-strings.js a27b6bfb8e6aef454395cbab2bdf7cd1.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\sign-services-auth\js\nls\da-dk\Restore-My-Files.txt a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 5364 4896 WerFault.exe 85 -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2384 vssadmin.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\Desktop\WallpaperStyle = "2" a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\Desktop\TileWallpaper = "0" a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \Registry\Machine\Software\Classes\Lockbit\shell a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\shell\Open\Command\ = "\"C:\\Windows\\system32\\mshta.exe\" \"C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta\"" a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htafile\DefaultIcon\ = "C:\\windows\\SysWow64\\B3ACB0.ico" a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \Registry\Machine\Software\Classes\Lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \Registry\Machine\Software\Classes\Lockbit\DefaultIcon a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000_Classes\Local Settings a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \Registry\Machine\Software\Classes\htafile\DefaultIcon a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.lockbit\DefaultIcon\ = "C:\\windows\\SysWow64\\B3ACB0.ico" a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\DefaultIcon\ = "C:\\windows\\SysWow64\\B3ACB0.ico" a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open\Command a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \Registry\Machine\Software\Classes\.lockbit a27b6bfb8e6aef454395cbab2bdf7cd1.exe Key created \Registry\Machine\Software\Classes\.lockbit\DefaultIcon a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.lockbit\ = "LockBit" a27b6bfb8e6aef454395cbab2bdf7cd1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\ = "LockBit Class" a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 5304 PING.EXE -
Suspicious behavior: EnumeratesProcesses 40 IoCs
pid Process 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe -
Suspicious use of AdjustPrivilegeToken 47 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe Token: SeDebugPrivilege 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe Token: SeBackupPrivilege 2308 vssvc.exe Token: SeRestorePrivilege 2308 vssvc.exe Token: SeAuditPrivilege 2308 vssvc.exe Token: SeIncreaseQuotaPrivilege 4640 WMIC.exe Token: SeSecurityPrivilege 4640 WMIC.exe Token: SeTakeOwnershipPrivilege 4640 WMIC.exe Token: SeLoadDriverPrivilege 4640 WMIC.exe Token: SeSystemProfilePrivilege 4640 WMIC.exe Token: SeSystemtimePrivilege 4640 WMIC.exe Token: SeProfSingleProcessPrivilege 4640 WMIC.exe Token: SeIncBasePriorityPrivilege 4640 WMIC.exe Token: SeCreatePagefilePrivilege 4640 WMIC.exe Token: SeBackupPrivilege 4640 WMIC.exe Token: SeRestorePrivilege 4640 WMIC.exe Token: SeShutdownPrivilege 4640 WMIC.exe Token: SeDebugPrivilege 4640 WMIC.exe Token: SeSystemEnvironmentPrivilege 4640 WMIC.exe Token: SeRemoteShutdownPrivilege 4640 WMIC.exe Token: SeUndockPrivilege 4640 WMIC.exe Token: SeManageVolumePrivilege 4640 WMIC.exe Token: 33 4640 WMIC.exe Token: 34 4640 WMIC.exe Token: 35 4640 WMIC.exe Token: 36 4640 WMIC.exe Token: SeIncreaseQuotaPrivilege 4640 WMIC.exe Token: SeSecurityPrivilege 4640 WMIC.exe Token: SeTakeOwnershipPrivilege 4640 WMIC.exe Token: SeLoadDriverPrivilege 4640 WMIC.exe Token: SeSystemProfilePrivilege 4640 WMIC.exe Token: SeSystemtimePrivilege 4640 WMIC.exe Token: SeProfSingleProcessPrivilege 4640 WMIC.exe Token: SeIncBasePriorityPrivilege 4640 WMIC.exe Token: SeCreatePagefilePrivilege 4640 WMIC.exe Token: SeBackupPrivilege 4640 WMIC.exe Token: SeRestorePrivilege 4640 WMIC.exe Token: SeShutdownPrivilege 4640 WMIC.exe Token: SeDebugPrivilege 4640 WMIC.exe Token: SeSystemEnvironmentPrivilege 4640 WMIC.exe Token: SeRemoteShutdownPrivilege 4640 WMIC.exe Token: SeUndockPrivilege 4640 WMIC.exe Token: SeManageVolumePrivilege 4640 WMIC.exe Token: 33 4640 WMIC.exe Token: 34 4640 WMIC.exe Token: 35 4640 WMIC.exe Token: 36 4640 WMIC.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4896 wrote to memory of 4888 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 87 PID 4896 wrote to memory of 4888 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 87 PID 4888 wrote to memory of 2384 4888 cmd.exe 89 PID 4888 wrote to memory of 2384 4888 cmd.exe 89 PID 4888 wrote to memory of 4640 4888 cmd.exe 92 PID 4888 wrote to memory of 4640 4888 cmd.exe 92 PID 4888 wrote to memory of 4316 4888 cmd.exe 93 PID 4888 wrote to memory of 4316 4888 cmd.exe 93 PID 4888 wrote to memory of 536 4888 cmd.exe 94 PID 4888 wrote to memory of 536 4888 cmd.exe 94 PID 4896 wrote to memory of 5152 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 103 PID 4896 wrote to memory of 5152 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 103 PID 4896 wrote to memory of 5152 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 103 PID 4896 wrote to memory of 840 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 104 PID 4896 wrote to memory of 840 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 104 PID 4896 wrote to memory of 840 4896 a27b6bfb8e6aef454395cbab2bdf7cd1.exe 104 PID 840 wrote to memory of 5304 840 cmd.exe 107 PID 840 wrote to memory of 5304 840 cmd.exe 107 PID 840 wrote to memory of 5304 840 cmd.exe 107 PID 840 wrote to memory of 5780 840 cmd.exe 110 PID 840 wrote to memory of 5780 840 cmd.exe 110 PID 840 wrote to memory of 5780 840 cmd.exe 110 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\a27b6bfb8e6aef454395cbab2bdf7cd1.exe"C:\Users\Admin\AppData\Local\Temp\a27b6bfb8e6aef454395cbab2bdf7cd1.exe"1⤵
- Modifies extensions of user files
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4896 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no2⤵
- Suspicious use of WriteProcessMemory
PID:4888 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:2384
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
PID:4640
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
PID:4316
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
PID:536
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\LockBit_Ransomware.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}2⤵PID:5152
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 127.0.0.7 -n 3 > Nul & fsutil file setZeroData offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\a27b6bfb8e6aef454395cbab2bdf7cd1.exe" & Del /f /q "C:\Users\Admin\AppData\Local\Temp\a27b6bfb8e6aef454395cbab2bdf7cd1.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.7 -n 33⤵
- Runs ping.exe
PID:5304
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C:\Windows\SysWOW64\fsutil.exefsutil file setZeroData offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\a27b6bfb8e6aef454395cbab2bdf7cd1.exe"3⤵PID:5780
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 1732482⤵
- Program crash
PID:5364
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4896 -ip 48961⤵PID:5208
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
512B
MD51d16ea0fa35284c945374e555847d3ed
SHA19ba46bf33607677085f402d961fd8fbb0e9e9a9e
SHA2569540f744ff14e691b3e4c08baa140295930a6aaa93cc3345230ccad80cd615f7
SHA5122069e17af04b795ec638a6121a0e9948aef92cc9e60ed1bcf7dc90a56776ecb703a85e6a98a2c177189bf601af3ade14aec2b6864ab0667af95cff9d723603cf
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Filesize
46KB
MD5c15c6adc8c923ad87981f289025c37b2
SHA1bfe6533f4afe3255046f7178f289a4c75ad89e76
SHA25690f3a33919fdd766e90fd96f8f20a92c2d1376b7cfdc8b738c2f8e7e6c7498b1
SHA51231dd03b208e00ac012fbe4189d5af1306cc8e3640d40efefab4aa1cabab3c4735eef0cb65e7750c3c77021934e145398e5e26389975cf36b193c8f622a5fde83