Analysis
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max time kernel
91s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
07/02/2023, 09:13
Static task
static1
Behavioral task
behavioral1
Sample
2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe
Resource
win10v2004-20221111-en
General
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Target
2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe
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Size
1.8MB
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MD5
92429807c7d957566d1897d5bf7c6639
-
SHA1
d1dce09219c0df46742fa0eec6f7a6b72ca877f0
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SHA256
98900768d564c6962981edde2759889fdda11bb1113c851468e5c40ddafe1d4d
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SHA512
695335aa19928d59e13966a60c0bc7bb591382585234d2d23b892fd3b4be1937fe2c2faf16225e50971ef2b31c9d6ac8c8c6959e43705694b32c1f450bb08554
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SSDEEP
49152:rjrc2So1Ff+B3k79nfIVGQ41P9x9tHpYZYp+:rjrcSmQ9Njx9tHi5
Malware Config
Extracted
C:\odt\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 400 bcdedit.exe 3052 bcdedit.exe -
Modifies extensions of user files 12 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File opened for modification C:\users\admin\pictures\resetsearch.tiff 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\users\admin\pictures\skipexit.tiff 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\RestorePush.tiff => C:\users\admin\pictures\restorepush.tiff.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\SkipExit.tiff => C:\users\admin\pictures\skipexit.tiff.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\SearchWait.tif => C:\users\admin\pictures\searchwait.tif.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\UndoBlock.png => C:\users\admin\pictures\undoblock.png.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\ResetSearch.tiff => C:\users\admin\pictures\resetsearch.tiff.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\users\admin\pictures\restorepush.tiff 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\CloseStep.crw => C:\users\admin\pictures\closestep.crw.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\DenyPublish.crw => C:\users\admin\pictures\denypublish.crw.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\LimitOptimize.png => C:\users\admin\pictures\limitoptimize.png.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File renamed C:\Users\Admin\Pictures\ProtectImport.png => C:\users\admin\pictures\protectimport.png.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{4461224A-7171-AB9C-E118-E1E7D9586D2C} = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe\"" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{2C5F9FCC-F266-43F6-BFD7-838DAE269E11} = "C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\system32\spool\PRINTERS\00002.SPL 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2D78.tmp.bmp" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 16 IoCs
pid Process 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.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\app-center\js\nls\hr-hr\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\scan-files\css\main.css 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\office16\fpa_fa000000009\fa000000009 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\office16\sdxs\fa000000018\cardview\lib\native-common\assets\cardview-linkedentity.png 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\include\jvmti.h 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.equinox.nl_zh_4.4.0.v20140623020002.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\platform\modules\org-netbeans-spi-quicksearch.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\document themes 16\theme fonts\constantia-franklin gothic book.xml 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\homebusinessdemor_bypasstrial365-ppd.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\standard2019vl_kms_client_ae-ul-oob.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\videolan\vlc\locale\de\lc_messages\vlc.mo 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\file_types\themes\dark\Restore-My-Files.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\tracked-send\images\file_info2x.png 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\tracked-send\images\themes\dark\adc_logo.png 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\db\bin\setnetworkservercp 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\videolan\vlc\plugins\access\libbluray-j2se-1.0.2.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\prodbig.gif 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\rsod\dcf.x-none.msi.16.x-none.tree.dat 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-files\js\nls\root\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\send-for-sign\js\nls\root\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\schema\triggeractionexceptionhandlers.exsd 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\personalpipcr_grace-ul-oob.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\projectstdxc2rvl_kms_clientc2r-ul.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\office16\borders\msart11.bdr 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\createpdfupsell-app\js\nls\Restore-My-Files.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\homebusiness2019r_oem_perp4-pl.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\projectstdr_retail-pl.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\acroapp\enu\cpdf_full.aapp 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\sample-files\js\nls\nb-no\Restore-My-Files.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\platform\modules\locale\org-netbeans-core-ui_ja.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\rsod\office.x-none.msi.16.x-none.boot.tree.dat 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\videolan\vlc\locale\hr\lc_messages\vlc.mo 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\fss\img\adobe_sign_tag_retina.png 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\7-zip\lang\vi.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\platform\modules\org-netbeans-modules-progress-ui.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\s_illuemptyfolder_160.svg 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\uss-search\js\nls\sl-si\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File created C:\program files\java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\meta-inf\Restore-My-Files.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\projectproo365r_subtest-ppd.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\vreg\proof.en-us.msi.16.en-us.vreg.dat 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\images\themeless\et_get.svg 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\walk-through\images\themeless\Restore-My-Files.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\jre\lib\ext\access-bridge-64.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-api-caching.xml 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\proplusr_oem_perp2-ul-phn.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File created C:\program files\microsoft office\root\office16\msipc\fi\Restore-My-Files.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\office16\borders\msart2.bdr 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\videolan\vlc\lua\http\js\common.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.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 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\mondor_subscription2-ppd.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\projectstd2019r_oem_perp-pl.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\professional2019r_oem_perp-pl.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\editpdf\js\nls\sv-se\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\images\themeless\theme.png 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\jre\lib\ext\sunpkcs11.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.ui.net.nl_zh_4.4.0.v20140623020002.jar 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\o365homepremr_subtest2-pl.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\sign-services-auth\js\nls\en-ae\Restore-My-Files.txt 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\task-handler\js\nls\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\js\nls\root\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.e4.rcp_1.3.100.v20141007-2033\feature.xml 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\integration\c2rmanifest.osmmui.msi.16.en-us.xml 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\js\nls\hr-hr\ui-strings.js 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe File opened for modification C:\program files\microsoft office\root\licenses16\homestudentvnextr_grace-ul-oob.xrm-ms 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 4544 vssadmin.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\Desktop\WallpaperStyle = "2" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\Desktop\TileWallpaper = "0" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Modifies registry class 13 IoCs
description ioc Process Key created \Registry\Machine\Software\Classes\htafile\DefaultIcon 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Key created \Registry\Machine\Software\Classes\.lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Key created \Registry\Machine\Software\Classes\Lockbit 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Key created \Registry\Machine\Software\Classes\Lockbit\DefaultIcon 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\shell\Open\Command\ = "\"C:\\Windows\\system32\\mshta.exe\" \"C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta\"" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open\Command 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\ = "LockBit Class" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htafile\DefaultIcon\ = "C:\\windows\\SysWow64\\C761DC.ico" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.lockbit\ = "LockBit" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\DefaultIcon\ = "C:\\windows\\SysWow64\\C761DC.ico" 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Suspicious behavior: EnumeratesProcesses 58 IoCs
pid Process 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe -
Suspicious use of AdjustPrivilegeToken 47 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Token: SeDebugPrivilege 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe Token: SeBackupPrivilege 4576 vssvc.exe Token: SeRestorePrivilege 4576 vssvc.exe Token: SeAuditPrivilege 4576 vssvc.exe Token: SeIncreaseQuotaPrivilege 2200 WMIC.exe Token: SeSecurityPrivilege 2200 WMIC.exe Token: SeTakeOwnershipPrivilege 2200 WMIC.exe Token: SeLoadDriverPrivilege 2200 WMIC.exe Token: SeSystemProfilePrivilege 2200 WMIC.exe Token: SeSystemtimePrivilege 2200 WMIC.exe Token: SeProfSingleProcessPrivilege 2200 WMIC.exe Token: SeIncBasePriorityPrivilege 2200 WMIC.exe Token: SeCreatePagefilePrivilege 2200 WMIC.exe Token: SeBackupPrivilege 2200 WMIC.exe Token: SeRestorePrivilege 2200 WMIC.exe Token: SeShutdownPrivilege 2200 WMIC.exe Token: SeDebugPrivilege 2200 WMIC.exe Token: SeSystemEnvironmentPrivilege 2200 WMIC.exe Token: SeRemoteShutdownPrivilege 2200 WMIC.exe Token: SeUndockPrivilege 2200 WMIC.exe Token: SeManageVolumePrivilege 2200 WMIC.exe Token: 33 2200 WMIC.exe Token: 34 2200 WMIC.exe Token: 35 2200 WMIC.exe Token: 36 2200 WMIC.exe Token: SeIncreaseQuotaPrivilege 2200 WMIC.exe Token: SeSecurityPrivilege 2200 WMIC.exe Token: SeTakeOwnershipPrivilege 2200 WMIC.exe Token: SeLoadDriverPrivilege 2200 WMIC.exe Token: SeSystemProfilePrivilege 2200 WMIC.exe Token: SeSystemtimePrivilege 2200 WMIC.exe Token: SeProfSingleProcessPrivilege 2200 WMIC.exe Token: SeIncBasePriorityPrivilege 2200 WMIC.exe Token: SeCreatePagefilePrivilege 2200 WMIC.exe Token: SeBackupPrivilege 2200 WMIC.exe Token: SeRestorePrivilege 2200 WMIC.exe Token: SeShutdownPrivilege 2200 WMIC.exe Token: SeDebugPrivilege 2200 WMIC.exe Token: SeSystemEnvironmentPrivilege 2200 WMIC.exe Token: SeRemoteShutdownPrivilege 2200 WMIC.exe Token: SeUndockPrivilege 2200 WMIC.exe Token: SeManageVolumePrivilege 2200 WMIC.exe Token: 33 2200 WMIC.exe Token: 34 2200 WMIC.exe Token: 35 2200 WMIC.exe Token: 36 2200 WMIC.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 632 wrote to memory of 4740 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 80 PID 632 wrote to memory of 4740 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 80 PID 4740 wrote to memory of 4544 4740 cmd.exe 82 PID 4740 wrote to memory of 4544 4740 cmd.exe 82 PID 4740 wrote to memory of 2200 4740 cmd.exe 85 PID 4740 wrote to memory of 2200 4740 cmd.exe 85 PID 4740 wrote to memory of 400 4740 cmd.exe 86 PID 4740 wrote to memory of 400 4740 cmd.exe 86 PID 4740 wrote to memory of 3052 4740 cmd.exe 87 PID 4740 wrote to memory of 3052 4740 cmd.exe 87 PID 632 wrote to memory of 1492 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 99 PID 632 wrote to memory of 1492 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 99 PID 632 wrote to memory of 1492 632 2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.exe"C:\Users\Admin\AppData\Local\Temp\2023-02-06_92429807c7d957566d1897d5bf7c6639_lockbit.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:632 -
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:4740 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:4544
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2200
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
PID:400
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
PID:3052
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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:1492
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4576
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
46KB
MD5c15c6adc8c923ad87981f289025c37b2
SHA1bfe6533f4afe3255046f7178f289a4c75ad89e76
SHA25690f3a33919fdd766e90fd96f8f20a92c2d1376b7cfdc8b738c2f8e7e6c7498b1
SHA51231dd03b208e00ac012fbe4189d5af1306cc8e3640d40efefab4aa1cabab3c4735eef0cb65e7750c3c77021934e145398e5e26389975cf36b193c8f622a5fde83