Analysis
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max time kernel
91s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
26-05-2022 00:09
Static task
static1
Behavioral task
behavioral1
Sample
8612EA.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
8612EA.exe
Resource
win10v2004-20220414-en
General
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Target
8612EA.exe
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Size
959KB
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MD5
dac25267c9f7ebc81957c8f9e32d08f2
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SHA1
9f62147f670ef56369abe44a7f67f827a4f4b541
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SHA256
22de3ae2aab429265b25f6307a47b7438e92af76134a8e45b0da04d37e4671d6
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SHA512
cfca7d669fea7b88fba549b50746091de36e50dbdac330dd6691ae4fa5118d2d45df73de9aef6da0d558064cf36dc92b0d6a4b2e374739f2fd85aa2d031d7f25
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
Processes:
bcdedit.exebcdedit.exepid process 1696 bcdedit.exe 4428 bcdedit.exe -
Modifies extensions of user files 11 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
8612EA.exedescription ioc process File opened for modification C:\users\admin\pictures\connectuse.tiff 8612EA.exe File opened for modification C:\users\admin\pictures\switchinvoke.tiff 8612EA.exe File renamed C:\Users\Admin\Pictures\ConnectUse.tiff => C:\users\admin\pictures\connectuse.tiff.lockbit 8612EA.exe File renamed C:\Users\Admin\Pictures\UnregisterConvertFrom.tiff => C:\users\admin\pictures\unregisterconvertfrom.tiff.lockbit 8612EA.exe File opened for modification C:\users\admin\pictures\editsync.tiff 8612EA.exe File opened for modification C:\users\admin\pictures\unregisterconvertfrom.tiff 8612EA.exe File renamed C:\Users\Admin\Pictures\ClearDeny.png => C:\users\admin\pictures\cleardeny.png.lockbit 8612EA.exe File renamed C:\Users\Admin\Pictures\HideCopy.tif => C:\users\admin\pictures\hidecopy.tif.lockbit 8612EA.exe File renamed C:\Users\Admin\Pictures\SwitchInvoke.tiff => C:\users\admin\pictures\switchinvoke.tiff.lockbit 8612EA.exe File renamed C:\Users\Admin\Pictures\SetMount.png => C:\users\admin\pictures\setmount.png.lockbit 8612EA.exe File renamed C:\Users\Admin\Pictures\EditSync.tiff => C:\users\admin\pictures\editsync.tiff.lockbit 8612EA.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8612EA.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation 8612EA.exe -
Adds Run key to start application 2 TTPs 3 IoCs
Processes:
8612EA.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{091218E0-9B9B-651C-D7D1-D77001E86DC8} = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\8612EA.exe\"" 8612EA.exe Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{2C5F9FCC-F266-43F6-BFD7-838DAE269E11} = "C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta" 8612EA.exe Key created \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 8612EA.exe -
Drops file in System32 directory 2 IoCs
Processes:
8612EA.exedescription ioc process File created C:\windows\SysWOW64\8612EA.ico 8612EA.exe File created C:\Windows\system32\spool\PRINTERS\00002.SPL 8612EA.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
8612EA.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\71F4.tmp.bmp" 8612EA.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 17 IoCs
Processes:
8612EA.exepid process 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe -
Drops file in Program Files directory 64 IoCs
Processes:
8612EA.exedescription ioc process File opened for modification C:\program files\microsoft office\root\licenses16\accessr_oem_perp-ppd.xrm-ms 8612EA.exe File opened for modification C:\program files\microsoft office\root\office16\logoimages\powerpntlogo.scale-80.png 8612EA.exe File opened for modification C:\program files\microsoft office\root\office16\msipc\ru\msipc.dll.mui 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\sample-files\js\nls\ro-ro\ui-strings.js 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\scan-files\js\nls\ru-ru\ui-strings.js 8612EA.exe File opened for modification C:\program files\microsoft office\root\licenses16\proplus2019xc2rvl_makc2r-ul-oob.xrm-ms 8612EA.exe File opened for modification C:\program files\microsoft office\root\licenses16\proplusr_grace-ul-oob.xrm-ms 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\walk-through\js\nls\Restore-My-Files.txt 8612EA.exe File created C:\program files\java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\meta-inf\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files\microsoft office\packagemanifests\authoredextensions.16.xml 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\js\nls\hu-hu\ui-strings.js 8612EA.exe File created C:\program files\java\jdk1.8.0_66\lib\visualvm\profiler\modules\locale\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files\videolan\vlc\thanks.txt 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\editpdf\css\Restore-My-Files.txt 8612EA.exe File created C:\program files\java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\meta-inf\Restore-My-Files.txt 8612EA.exe File created C:\program files\java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\meta-inf\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.p2.transport.ecf.nl_zh_4.4.0.v20140623020002.jar 8612EA.exe File created C:\program files\videolan\vlc\lua\meta\art\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-recent-files\js\nls\da-dk\ui-strings.js 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\images\themeless\localized_images\it-it\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\add-account\js\nls\hr-hr\ui-strings.js 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\fss\img\tools\@1x\themes\dark\comb_field_white@1x.png 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-attach_ja.jar 8612EA.exe File opened for modification C:\program files\microsoft office\root\licenses16\personalr_grace-ppd.xrm-ms 8612EA.exe File opened for modification C:\program files\microsoft office\root\rsod\excel.x-none.msi.16.x-none.tree.dat 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\home\js\nls\en-gb\Restore-My-Files.txt 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-recent-files\js\nls\hr-hr\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\db\lib\derby.jar 8612EA.exe File opened for modification C:\program files\java\jre1.8.0_66\lib\security\javaws.policy 8612EA.exe File created C:\program files\microsoft office\root\office16\msipc\ko\Restore-My-Files.txt 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\digsig\js\nls\pl-pl\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ui.sdk.nl_ja_4.4.0.v20140623020002.jar 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\activity-badge\js\nls\zh-tw\ui-strings.js 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\js\nls\root\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files\microsoft office\root\licenses16\homestudentdemor_bypasstrial180-ppd.xrm-ms 8612EA.exe File opened for modification C:\program files\microsoft office\root\office15\pkeyconfig-office.xrm-ms 8612EA.exe File opened for modification C:\program files\microsoft office\root\office16\pagesize\pglbl108.xml 8612EA.exe File opened for modification C:\program files\microsoft office\root\vfs\programfilesx86\microsoft office\office16\1033\vbaows10.chm 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\db\lib\derbynet.jar 8612EA.exe File opened for modification C:\program files\videolan\vlc\lua\playlist\dailymotion.luac 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\fss\js\nls\hu-hu\ui-strings.js 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-recent-files\js\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\sample-files\js\nls\hr-hr\ui-strings.js 8612EA.exe File opened for modification C:\program files\microsoft office\root\licenses16\o365businessr_subtrial-ppd.xrm-ms 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\plug_ins\multimedia.api 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\digsig\images\themes\dark\s_checkbox_unselected_18.svg 8612EA.exe File opened for modification C:\program files\microsoft office\root\licenses16\word2019r_trial-ppd.xrm-ms 8612EA.exe File opened for modification C:\program files\videolan\vlc\locale\ia\lc_messages\vlc.mo 8612EA.exe File opened for modification C:\program files\videolan\vlc\lua\http\requests\status.json 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\platform\update_tracking\org-netbeans-core-windows.xml 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-snaptracer_ja.jar 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\fss\img\themes\dark\faf_field_grabber.png 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\images\themeless\tool-search-2x.png 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\activity-badge\js\nls\sv-se\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\generic-rhp-app\css\main-selector.css 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\unified-share\js\nls\pl-pl\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files\java\jdk1.8.0_66\jre\lib\deploy\messages_zh_hk.properties 8612EA.exe File created C:\program files\videolan\vlc\locale\nb\lc_messages\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\themes\dark\s_filter-down_32.svg 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\createpdfupsell-app\js\nls\hu-hu\ui-strings.js 8612EA.exe File opened for modification C:\program files\videolan\vlc\lua\playlist\vimeo.luac 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\app-center\js\nls\ro-ro\Restore-My-Files.txt 8612EA.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\exportpdfupsell-app\js\nls\nb-no\ui-strings.js 8612EA.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer-select\js\nls\nl-nl\Restore-My-Files.txt 8612EA.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.
Processes:
vssadmin.exepid process 1968 vssadmin.exe -
Modifies Control Panel 2 IoCs
Processes:
8612EA.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\Desktop\WallpaperStyle = "2" 8612EA.exe Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\Desktop\TileWallpaper = "0" 8612EA.exe -
Modifies registry class 15 IoCs
Processes:
8612EA.exedescription ioc process Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open\Command 8612EA.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\ = "LockBit Class" 8612EA.exe Key created \Registry\Machine\Software\Classes\.lockbit\DefaultIcon 8612EA.exe Key created \Registry\Machine\Software\Classes\Lockbit 8612EA.exe Key created \Registry\Machine\Software\Classes\Lockbit\DefaultIcon 8612EA.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell 8612EA.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htafile\DefaultIcon\ = "C:\\windows\\SysWow64\\8612EA.ico" 8612EA.exe Key created \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000_Classes\Local Settings 8612EA.exe Key created \Registry\Machine\Software\Classes\.lockbit 8612EA.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.lockbit\ = "LockBit" 8612EA.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\DefaultIcon\ = "C:\\windows\\SysWow64\\8612EA.ico" 8612EA.exe Key created \Registry\Machine\Software\Classes\htafile\DefaultIcon 8612EA.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.lockbit\DefaultIcon\ = "C:\\windows\\SysWow64\\8612EA.ico" 8612EA.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open 8612EA.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\shell\Open\Command\ = "\"C:\\Windows\\system32\\mshta.exe\" \"C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta\"" 8612EA.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 52 IoCs
Processes:
8612EA.exepid process 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe 2004 8612EA.exe -
Suspicious use of AdjustPrivilegeToken 47 IoCs
Processes:
8612EA.exevssvc.exeWMIC.exedescription pid process Token: SeTakeOwnershipPrivilege 2004 8612EA.exe Token: SeDebugPrivilege 2004 8612EA.exe Token: SeBackupPrivilege 1288 vssvc.exe Token: SeRestorePrivilege 1288 vssvc.exe Token: SeAuditPrivilege 1288 vssvc.exe Token: SeIncreaseQuotaPrivilege 1660 WMIC.exe Token: SeSecurityPrivilege 1660 WMIC.exe Token: SeTakeOwnershipPrivilege 1660 WMIC.exe Token: SeLoadDriverPrivilege 1660 WMIC.exe Token: SeSystemProfilePrivilege 1660 WMIC.exe Token: SeSystemtimePrivilege 1660 WMIC.exe Token: SeProfSingleProcessPrivilege 1660 WMIC.exe Token: SeIncBasePriorityPrivilege 1660 WMIC.exe Token: SeCreatePagefilePrivilege 1660 WMIC.exe Token: SeBackupPrivilege 1660 WMIC.exe Token: SeRestorePrivilege 1660 WMIC.exe Token: SeShutdownPrivilege 1660 WMIC.exe Token: SeDebugPrivilege 1660 WMIC.exe Token: SeSystemEnvironmentPrivilege 1660 WMIC.exe Token: SeRemoteShutdownPrivilege 1660 WMIC.exe Token: SeUndockPrivilege 1660 WMIC.exe Token: SeManageVolumePrivilege 1660 WMIC.exe Token: 33 1660 WMIC.exe Token: 34 1660 WMIC.exe Token: 35 1660 WMIC.exe Token: 36 1660 WMIC.exe Token: SeIncreaseQuotaPrivilege 1660 WMIC.exe Token: SeSecurityPrivilege 1660 WMIC.exe Token: SeTakeOwnershipPrivilege 1660 WMIC.exe Token: SeLoadDriverPrivilege 1660 WMIC.exe Token: SeSystemProfilePrivilege 1660 WMIC.exe Token: SeSystemtimePrivilege 1660 WMIC.exe Token: SeProfSingleProcessPrivilege 1660 WMIC.exe Token: SeIncBasePriorityPrivilege 1660 WMIC.exe Token: SeCreatePagefilePrivilege 1660 WMIC.exe Token: SeBackupPrivilege 1660 WMIC.exe Token: SeRestorePrivilege 1660 WMIC.exe Token: SeShutdownPrivilege 1660 WMIC.exe Token: SeDebugPrivilege 1660 WMIC.exe Token: SeSystemEnvironmentPrivilege 1660 WMIC.exe Token: SeRemoteShutdownPrivilege 1660 WMIC.exe Token: SeUndockPrivilege 1660 WMIC.exe Token: SeManageVolumePrivilege 1660 WMIC.exe Token: 33 1660 WMIC.exe Token: 34 1660 WMIC.exe Token: 35 1660 WMIC.exe Token: 36 1660 WMIC.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
8612EA.execmd.execmd.exedescription pid process target process PID 2004 wrote to memory of 1172 2004 8612EA.exe cmd.exe PID 2004 wrote to memory of 1172 2004 8612EA.exe cmd.exe PID 1172 wrote to memory of 1968 1172 cmd.exe vssadmin.exe PID 1172 wrote to memory of 1968 1172 cmd.exe vssadmin.exe PID 1172 wrote to memory of 1660 1172 cmd.exe WMIC.exe PID 1172 wrote to memory of 1660 1172 cmd.exe WMIC.exe PID 1172 wrote to memory of 1696 1172 cmd.exe bcdedit.exe PID 1172 wrote to memory of 1696 1172 cmd.exe bcdedit.exe PID 1172 wrote to memory of 4428 1172 cmd.exe bcdedit.exe PID 1172 wrote to memory of 4428 1172 cmd.exe bcdedit.exe PID 2004 wrote to memory of 1316 2004 8612EA.exe mshta.exe PID 2004 wrote to memory of 1316 2004 8612EA.exe mshta.exe PID 2004 wrote to memory of 1316 2004 8612EA.exe mshta.exe PID 2004 wrote to memory of 948 2004 8612EA.exe cmd.exe PID 2004 wrote to memory of 948 2004 8612EA.exe cmd.exe PID 2004 wrote to memory of 948 2004 8612EA.exe cmd.exe PID 948 wrote to memory of 1728 948 cmd.exe PING.EXE PID 948 wrote to memory of 1728 948 cmd.exe PING.EXE PID 948 wrote to memory of 1728 948 cmd.exe PING.EXE PID 948 wrote to memory of 4732 948 cmd.exe fsutil.exe PID 948 wrote to memory of 4732 948 cmd.exe fsutil.exe PID 948 wrote to memory of 4732 948 cmd.exe fsutil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8612EA.exe"C:\Users\Admin\AppData\Local\Temp\8612EA.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
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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
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
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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⤵
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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\8612EA.exe" & Del /f /q "C:\Users\Admin\AppData\Local\Temp\8612EA.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.7 -n 33⤵
- Runs ping.exe
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C:\Windows\SysWOW64\fsutil.exefsutil file setZeroData offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\8612EA.exe"3⤵
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\Desktop\LockBit_Ransomware.htaFilesize
46KB
MD5c15c6adc8c923ad87981f289025c37b2
SHA1bfe6533f4afe3255046f7178f289a4c75ad89e76
SHA25690f3a33919fdd766e90fd96f8f20a92c2d1376b7cfdc8b738c2f8e7e6c7498b1
SHA51231dd03b208e00ac012fbe4189d5af1306cc8e3640d40efefab4aa1cabab3c4735eef0cb65e7750c3c77021934e145398e5e26389975cf36b193c8f622a5fde83
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memory/948-137-0x0000000000000000-mapping.dmp
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memory/1172-130-0x0000000000000000-mapping.dmp
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memory/1316-135-0x0000000000000000-mapping.dmp
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memory/1660-132-0x0000000000000000-mapping.dmp
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memory/1696-133-0x0000000000000000-mapping.dmp
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memory/1728-138-0x0000000000000000-mapping.dmp
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memory/1968-131-0x0000000000000000-mapping.dmp
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memory/4428-134-0x0000000000000000-mapping.dmp
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memory/4732-139-0x0000000000000000-mapping.dmp