Analysis
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max time kernel
123s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21/08/2024, 14:05
Static task
static1
Behavioral task
behavioral1
Sample
bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe
Resource
win10v2004-20240802-en
General
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Target
bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe
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Size
959KB
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MD5
88512d09561c3b6f56c2ecc25f958ce3
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SHA1
ed3b23a3b42e034b073c0a13cc4844e0d3b2efae
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SHA256
bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c
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SHA512
3fcce4752aba7a04e171739bcad8508c6705972f47ac1634ff8c06b35bb9d9bfb555c850dd7e9493537cbc1de42cd78e44cc95987bfaec294cfd6e54443b01ba
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SSDEEP
24576:uLjr3s2nScu1i1tz3f++5kRzFxk7rMxNeR1R9qpdoF:Ujrc2So1Ff+B3k796+
Malware Config
Extracted
C:\Program Files\dotnet\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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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE is not expected to spawn this process 2668 4988 OfficeC2RClient.exe 106 -
Deletes shadow copies 3 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 4424 bcdedit.exe 3200 bcdedit.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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{A6C5A181-BCBC-5FEC-A33D-A3528505A146} = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe\"" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{2C5F9FCC-F266-43F6-BFD7-838DAE269E11} = "C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\F: bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\windows\SysWOW64\4BC593.ico bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\Windows\system32\spool\PRINTERS\00002.SPL bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\Windows\system32\spool\PRINTERS\00003.SPL bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\Windows\system32\spool\PRINTERS\PPg4a4vwpatywix4lznm5xmew4.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPde2cr03en4tabwv6q9qvh4kbb.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PP3p8biodnq3iwm2s6bwnc8rrhb.TMP printfilterpipelinesvc.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\80A.tmp.bmp" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs
pid Process 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\program files\7-zip\lang\sq.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\o365smallbuspremr_subtrial1-pl.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\office16\library\analysis\atpvbaen.xlam bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\files\dev\nls\cs-cz\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\document themes 16\theme fonts\garamond-trebuchetms.xml bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\client-issuance-bridge-office.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\excel2019r_trial-ul-oob.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\o365smallbuspremdemor_bypasstrial365-ul-oob.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\publishervl_mak-ppd.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\office16\logoimages\powerpntlogo.contrast-white_scale-80.png bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\office16\sdxs\fa000000018\cardview\lib\native-common\assets\[email protected] bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer-select\js\nls\hu-hu\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\signatures\js\nls\en-ae\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer\js\nls\fr-fr\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.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_fr_135x40.svg bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\proplusr_oem_perp3-ul-phn.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer-select\js\nls\root\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\js\nls\pl-pl\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\o365smallbuspremr_subscription5-ul-oob.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\proplus2019vl_kms_client_ae-ul.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\sign-services-auth\js\nls\uk-ua\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\java\jdk-1.8\jre\legal\jdk\lcms.md bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\o365homepremr_subtest5-pl.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files\microsoft office\root\vfs\programfilesx86\microsoft office\office16\dcf\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\core\dev\nls\ca-es\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\createpdfupsell-app\images\rhp_world_icon_2x.png bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer-select\js\plugin.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-recent-files\js\nls\pl-pl\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\professionalr_retail-ppd.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\app-center\images\themeless\mobile_scan_logo.svg bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\signatures\js\nls\nb-no\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files\microsoft office\root\office16\fpa_fa000000009\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\office16\logoimages\excellogo.scale-80.png bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\videolan\vlc\locale\si\lc_messages\vlc.mo bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\aicuc\js\nls\fr-fr\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\fss\js\nls\cs-cz\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\java\jdk-1.8\jre\lib\rt.jar bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\office16\sdxs\fa000000027\assets\icons\[email protected] bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\fss\js\nls\sk-sk\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-recent-files\js\nls\ja-jp\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\walk-through\js\nls\pt-br\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\office16\1033\previewtemplate.potx bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\activity-badge\js\nls\root\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\app-center\js\nls\uk-ua\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\desktop-connector-files\js\nls\sl-si\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\7-zip\7-zip.chm bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\templates\1033\studentreport.dotx bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-computer\js\nls\root\ui-strings.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\signatures\images\themes\dark\cstm_brand_preview2x.png bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\activity-badge\js\nls\ko-kr\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-files\js\plugin.js bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\on-boarding\images\themeless\scan_visual.svg bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files\videolan\vlc\lua\http\css\ui-lightness\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\exportpdfupsell-app\js\nls\root\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\plugins\my-recent-files\js\nls\en-gb\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.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_nb_135x40.svg bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files\java\jdk-1.8\jre\lib\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\java\jre-1.8\lib\ext\nashorn.jar bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\office16\sdxs\fa000000042\mecontrol.png bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\images\themes\dark\s_gridview.svg bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\java\jre-1.8\legal\javafx\libffi.md bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\onenoter_grace-ppd.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File opened for modification C:\program files\microsoft office\root\licenses16\word2019r_grace-ul-oob.xrm-ms bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe File created C:\program files (x86)\adobe\acrobat reader dc\reader\webresources\resource0\static\js\app\dev\nls\ca-es\Restore-My-Files.txt bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.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 3260 4516 WerFault.exe 108 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fsutil.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mshta.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5084 cmd.exe 1632 PING.EXE -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 4376 vssadmin.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\Desktop\WallpaperStyle = "2" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\Desktop\TileWallpaper = "0" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\ = "LockBit Class" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\Local Settings bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \Registry\Machine\Software\Classes\.lockbit\DefaultIcon bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \Registry\Machine\Software\Classes\Lockbit bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \Registry\Machine\Software\Classes\htafile\DefaultIcon bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htafile\DefaultIcon\ = "C:\\windows\\SysWow64\\4BC593.ico" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \Registry\Machine\Software\Classes\.lockbit bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.lockbit\ = "LockBit" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \Registry\Machine\Software\Classes\Lockbit\shell\Open\Command bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.lockbit\DefaultIcon\ = "C:\\windows\\SysWow64\\4BC593.ico" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\DefaultIcon\ = "C:\\windows\\SysWow64\\4BC593.ico" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Key created \Registry\Machine\Software\Classes\Lockbit\DefaultIcon bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Lockbit\shell\Open\Command\ = "\"C:\\Windows\\system32\\mshta.exe\" \"C:\\Users\\Admin\\Desktop\\LockBit_Ransomware.hta\"" bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1632 PING.EXE -
Suspicious behavior: EnumeratesProcesses 32 IoCs
pid Process 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe -
Suspicious use of AdjustPrivilegeToken 47 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Token: SeDebugPrivilege 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe Token: SeBackupPrivilege 2760 vssvc.exe Token: SeRestorePrivilege 2760 vssvc.exe Token: SeAuditPrivilege 2760 vssvc.exe Token: SeIncreaseQuotaPrivilege 64 WMIC.exe Token: SeSecurityPrivilege 64 WMIC.exe Token: SeTakeOwnershipPrivilege 64 WMIC.exe Token: SeLoadDriverPrivilege 64 WMIC.exe Token: SeSystemProfilePrivilege 64 WMIC.exe Token: SeSystemtimePrivilege 64 WMIC.exe Token: SeProfSingleProcessPrivilege 64 WMIC.exe Token: SeIncBasePriorityPrivilege 64 WMIC.exe Token: SeCreatePagefilePrivilege 64 WMIC.exe Token: SeBackupPrivilege 64 WMIC.exe Token: SeRestorePrivilege 64 WMIC.exe Token: SeShutdownPrivilege 64 WMIC.exe Token: SeDebugPrivilege 64 WMIC.exe Token: SeSystemEnvironmentPrivilege 64 WMIC.exe Token: SeRemoteShutdownPrivilege 64 WMIC.exe Token: SeUndockPrivilege 64 WMIC.exe Token: SeManageVolumePrivilege 64 WMIC.exe Token: 33 64 WMIC.exe Token: 34 64 WMIC.exe Token: 35 64 WMIC.exe Token: 36 64 WMIC.exe Token: SeIncreaseQuotaPrivilege 64 WMIC.exe Token: SeSecurityPrivilege 64 WMIC.exe Token: SeTakeOwnershipPrivilege 64 WMIC.exe Token: SeLoadDriverPrivilege 64 WMIC.exe Token: SeSystemProfilePrivilege 64 WMIC.exe Token: SeSystemtimePrivilege 64 WMIC.exe Token: SeProfSingleProcessPrivilege 64 WMIC.exe Token: SeIncBasePriorityPrivilege 64 WMIC.exe Token: SeCreatePagefilePrivilege 64 WMIC.exe Token: SeBackupPrivilege 64 WMIC.exe Token: SeRestorePrivilege 64 WMIC.exe Token: SeShutdownPrivilege 64 WMIC.exe Token: SeDebugPrivilege 64 WMIC.exe Token: SeSystemEnvironmentPrivilege 64 WMIC.exe Token: SeRemoteShutdownPrivilege 64 WMIC.exe Token: SeUndockPrivilege 64 WMIC.exe Token: SeManageVolumePrivilege 64 WMIC.exe Token: 33 64 WMIC.exe Token: 34 64 WMIC.exe Token: 35 64 WMIC.exe Token: 36 64 WMIC.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2668 OfficeC2RClient.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 3948 wrote to memory of 1428 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 88 PID 3948 wrote to memory of 1428 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 88 PID 1428 wrote to memory of 4376 1428 cmd.exe 90 PID 1428 wrote to memory of 4376 1428 cmd.exe 90 PID 1428 wrote to memory of 64 1428 cmd.exe 93 PID 1428 wrote to memory of 64 1428 cmd.exe 93 PID 1428 wrote to memory of 4424 1428 cmd.exe 95 PID 1428 wrote to memory of 4424 1428 cmd.exe 95 PID 1428 wrote to memory of 3200 1428 cmd.exe 96 PID 1428 wrote to memory of 3200 1428 cmd.exe 96 PID 2336 wrote to memory of 4988 2336 printfilterpipelinesvc.exe 106 PID 2336 wrote to memory of 4988 2336 printfilterpipelinesvc.exe 106 PID 4988 wrote to memory of 2668 4988 ONENOTE.EXE 107 PID 4988 wrote to memory of 2668 4988 ONENOTE.EXE 107 PID 3948 wrote to memory of 4516 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 108 PID 3948 wrote to memory of 4516 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 108 PID 3948 wrote to memory of 4516 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 108 PID 3948 wrote to memory of 5084 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 109 PID 3948 wrote to memory of 5084 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 109 PID 3948 wrote to memory of 5084 3948 bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe 109 PID 5084 wrote to memory of 1632 5084 cmd.exe 111 PID 5084 wrote to memory of 1632 5084 cmd.exe 111 PID 5084 wrote to memory of 1632 5084 cmd.exe 111 PID 5084 wrote to memory of 3152 5084 cmd.exe 117 PID 5084 wrote to memory of 3152 5084 cmd.exe 117 PID 5084 wrote to memory of 3152 5084 cmd.exe 117 -
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\bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe"C:\Users\Admin\AppData\Local\Temp\bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3948 -
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:1428 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:4376
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
PID:64
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
PID:4424
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
PID:3200
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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⤵
- System Location Discovery: System Language Discovery
PID:4516 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 17963⤵
- Program crash
PID:3260
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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\bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe" & Del /f /q "C:\Users\Admin\AppData\Local\Temp\bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:5084 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.7 -n 33⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1632
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C:\Windows\SysWOW64\fsutil.exefsutil file setZeroData offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\bd657bcb50a6bb0b2af8366477ff1037638fc0b89276fded348e86ee7f9c5d9c.exe"3⤵
- System Location Discovery: System Language Discovery
PID:3152
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2760
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:5020
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{B4501795-F192-48DB-AECD-0BF98EEA2AC9}.xps" 1336872276847800002⤵
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeC2RClient.exeOfficeC2RClient.exe /error PID=4988 ProcessName="Microsoft OneNote" UIType=3 ErrorSource=0x8b10082a ErrorCode=0x80004005 ShowUI=13⤵
- Process spawned unexpected child process
- Suspicious use of SetWindowsHookEx
PID:2668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4516 -ip 45161⤵PID:3128
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
512B
MD5c2afa158677467f9372413ff090084ee
SHA1e8fab5d44c2c6b237e981313b21eb0a0344c866f
SHA2563e13fb8e5487031259acd3fc15b2c0c19be2bee918cbecac1874f54e13f074ce
SHA512eefc6b94a2bb9b00c42302c25421335301698366e93cf606cac56682edaa55f14ac16b1ea052deba4e1675052b3a1b45403be2890b13b4b7d414d0cff98badf4
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Filesize
46KB
MD5c15c6adc8c923ad87981f289025c37b2
SHA1bfe6533f4afe3255046f7178f289a4c75ad89e76
SHA25690f3a33919fdd766e90fd96f8f20a92c2d1376b7cfdc8b738c2f8e7e6c7498b1
SHA51231dd03b208e00ac012fbe4189d5af1306cc8e3640d40efefab4aa1cabab3c4735eef0cb65e7750c3c77021934e145398e5e26389975cf36b193c8f622a5fde83