Analysis Overview
SHA256
00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f
Threat Level: Known bad
The file 00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f was found to be: Known bad.
Malicious Activity Summary
Avoslocker Ransomware
Deletes shadow copies
Renames multiple (8462) files with added filename extension
Modifies boot configuration data using bcdedit
Renames multiple (10383) files with added filename extension
Drops desktop.ini file(s)
Enumerates connected drives
Sets desktop wallpaper using registry
Drops file in Program Files directory
Unsigned PE
Command and Scripting Interpreter: PowerShell
Interacts with shadow copies
Uses Volume Shadow Copy service COM API
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-29 07:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-29 07:08
Reported
2024-05-29 07:10
Platform
win7-20240221-en
Max time kernel
121s
Max time network
121s
Command Line
Signatures
Avoslocker Ransomware
Deletes shadow copies
Modifies boot configuration data using bcdedit
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\bcdedit.exe | N/A |
| N/A | N/A | C:\Windows\system32\bcdedit.exe | N/A |
Renames multiple (10383) files with added filename extension
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\1033\DataServices\DESKTOP.INI | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\Z: | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2090100087.png" | C:\Windows\system32\reg.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\Americana\TAB_OFF.GIF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\cronometer_s.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\META-INF\MANIFEST.MF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\locale\mr\LC_MESSAGES\vlc.mo | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\org-openide-filesystems_ja.jar | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\1033\MSACCESS_K_COL.HXK | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\AG00037_.GIF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\BD19695_.WMF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0212685.WMF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\VideoLAN\VLC\locale\or\LC_MESSAGES\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.filesystem_1.4.100.v20140514-1614.jar | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\Internet Explorer\it-IT\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Slipstream.xml | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\TR00494_.WMF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Common Files\microsoft shared\TextConv\de-DE\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_windy.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\locale\si\LC_MESSAGES\vlc.mo | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\VideoLAN\VLC\locale\fr\LC_MESSAGES\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\it-IT\gadget.xml | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGREPFRM.DPV | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FieldTypePreview\HEADING.JPG | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\PDIR22F.GIF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\Oasis.css | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0400005.PNG | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\Microsoft Games\Purble Place\fr-FR\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-multitabs_ja.jar | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\.eclipseproduct | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sr.pak | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Common Files\microsoft shared\Stationery\ShadesOfBlue.jpg | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\fr-FR\calendar.html | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\1047x576_91n92.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\ZPDIR17F.GIF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\AN00010_.WMF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Common Files\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\square_settings.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\highlight.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\images\base-undocked-4.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Lime\TAB_ON.GIF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\BULLETS\BD10267_.GIF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\SO00656_.WMF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\it-IT\slideShow.html | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\it-IT\js\settings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-execution_zh_CN.jar | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\circleround_videoinset.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\mainscroll.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\images\bNext-disable.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\1033\POWERPNT.DEV_K_COL.HXK | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0215709.WMF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\PH01236U.BMP | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\CATALOG.DPV | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL096.XML | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\DD01162_.WMF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0099165.JPG | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\js\cpu.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jre7\lib\zi\Etc\GMT+7 | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\css\settings.css | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveProjectToolset\ProjectTool\Project Report Type\Fancy\PLUS.GIF | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\email_initiator.gif | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\en-US\js\library.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Media Player\en-US\mpvis.dll.mui | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.bidi_0.10.0.v20130327-1442.jar | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolBMPs\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Interacts with shadow copies
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\vssadmin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe
"C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe"
C:\Windows\system32\cmd.exe
cmd /c wmic shadowcopy delete /nointeractive
C:\Windows\system32\cmd.exe
cmd /c vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\system32\cmd.exe
cmd /c bcdedit /set {default} recoveryenabled No
C:\Windows\system32\cmd.exe
cmd /c bcdedit /set {default} bootstatuspolicy ignoreallfailures
C:\Windows\system32\cmd.exe
cmd /c powershell -command "Get-EventLog -LogName * | ForEach { Clear-EventLog $_.Log }"
C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\system32\bcdedit.exe
bcdedit /set {default} bootstatuspolicy ignoreallfailures
C:\Windows\System32\Wbem\WMIC.exe
wmic shadowcopy delete /nointeractive
C:\Windows\system32\bcdedit.exe
bcdedit /set {default} recoveryenabled No
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -command "Get-EventLog -LogName * | ForEach { Clear-EventLog $_.Log }"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -Command "$a = [System.IO.File]::ReadAllText(\"Z:\GET_YOUR_FILES_BACK.txt\");Add-Type -AssemblyName System.Drawing;$filename = \"$env:temp\$(Get-Random).png\";$bmp = new-object System.Drawing.Bitmap 1920,1080;$font = new-object System.Drawing.Font Consolas,10;$brushBg = [System.Drawing.Brushes]::Black;$brushFg = [System.Drawing.Brushes]::White;$format = [System.Drawing.StringFormat]::GenericDefault;$format.Alignment = [System.Drawing.StringAlignment]::Center;$format.LineAlignment = [System.Drawing.StringAlignment]::Center;$graphics = [System.Drawing.Graphics]::FromImage($bmp);$graphics.FillRectangle($brushBg,0,0,$bmp.Width,$bmp.Height);$graphics.DrawString($a,$font,$brushFg,[System.Drawing.RectangleF]::FromLTRB(0, 0, 1920, 1080),$format);$graphics.Dispose();$bmp.Save($filename);reg add \"HKEY_CURRENT_USER\Control Panel\Desktop\" /v Wallpaper /t REG_SZ /d $filename /f;Start-Sleep 1;rundll32.exe user32.dll, UpdatePerUserSystemParameters, 0, $false;"
C:\Windows\system32\reg.exe
"C:\Windows\system32\reg.exe" add "HKEY_CURRENT_USER\Control Panel\Desktop" /v Wallpaper /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\2090100087.png /f
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" user32.dll UpdatePerUserSystemParameters 0 False
Network
Files
memory/2088-0-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-1-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-5-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-4-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-3-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-2-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-6-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2088-7-0x0000000000400000-0x00000000004E5000-memory.dmp
\Device\HarddiskVolume1\GET_YOUR_FILES_BACK.txt
| MD5 | b69a0aa7abf916a5f00d0f438cf98fa6 |
| SHA1 | 1ad8aec6b066487d69492225bb6493b4afd2db64 |
| SHA256 | 9a3b665f5458ade3c61be4fd2f906a915f8c523127be7456a6bff3677356289d |
| SHA512 | cec0c8f59d7c204f33452223b0f9eaa55bc0ef07f983c42fbdd3ff0906814bf907816bd6b4dd2dbb3292f6396f22b50b0736caf469f1a942fdd7cd09c099cd72 |
memory/2088-8-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/4276-1258-0x000000001B720000-0x000000001BA02000-memory.dmp
memory/4276-1303-0x00000000003F0000-0x00000000003F8000-memory.dmp
memory/2088-8148-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-14636-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-14635-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-17367-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-18308-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-18376-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-20777-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-20816-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2088-24501-0x0000000000400000-0x00000000004E5000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | f105965aec4e6b6aa30275c5167567b9 |
| SHA1 | d8fe2af6a47b1f576cae7c834a0e4b3f5a5544df |
| SHA256 | 8af8a9fc2772d9233f7162e1aef44cc6e7654667500cbc8c24c6e1eebf8c7a77 |
| SHA512 | a2c430e6c0513240929143406e7cd3eea05d9ef54f76b43af6112aaad5b2b413ac14e598f393ef89f62e8367f6932894d0fc87f5c9750f7f3fee8eed82103d98 |
memory/4492-24508-0x000000001B650000-0x000000001B932000-memory.dmp
memory/4492-24509-0x0000000002810000-0x0000000002818000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\2090100087.png
| MD5 | 22a90a703f3150597c9be76ffafa5136 |
| SHA1 | bff44186563afeccda1406b17401de052c2a3366 |
| SHA256 | eab4c9e752548c3a53887993ae66891861a376210ee363e49b4bb29d97d91b7d |
| SHA512 | 8bf44a4baa4b19961143e90ddbd02faa1ff321a8742e6ebefd776d7a09d4a8e4aca2b6a6157bba1905f51de54bcfba6ffdfbae71377a6be4bce65332b0b3fa33 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-29 07:08
Reported
2024-05-29 07:10
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Avoslocker Ransomware
Deletes shadow copies
Modifies boot configuration data using bcdedit
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\bcdedit.exe | N/A |
| N/A | N/A | C:\Windows\system32\bcdedit.exe | N/A |
Renames multiple (8462) files with added filename extension
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\1033\DataServices\DESKTOP.INI | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\Z: | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6581503.png" | C:\Windows\system32\reg.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Java\jdk-1.8\include\win32\bridge\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\MSIPC\eu\msipc.dll.mui | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\cursors.properties | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\PAGESIZE\PGLBL010.XML | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTest4-pl.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Advanced-Light.scale-100.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\Office16\MSIPC\uk\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\1033\QuickStyles\shaded.dotx | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\OutlookR_OEM_Perp-ul-phn.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019XC2RVL_KMS_ClientC2R-ppd.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\SubsetList\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\he-il\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\js\nls\eu-es\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\fi-fi\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\HxCalendarAppList.targetsize-20_altform-unplated.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\locale\he\LC_MESSAGES\vlc.mo | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Colors\Slipstream.xml | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\Common Files\System\ado\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\ko-kr\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\it-it\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files-select\css\main-selector.css | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Generic-Light.scale-125.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\lua\http\requests\playlist.json | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\WindowsPowerShell\Modules\Pester\3.4.0\Snippets\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\sl-si\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\images\themeless\Playstore\ms_get.svg | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\images\themeless\HomeBanner_Light.pdf | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\1033\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\pt-br\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\it-it\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Yahoo-Light.scale-150.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\fre\StartMenu_Win10_RTL.mp4 | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\DSCResources\MSFT_PackageManagement\it-IT\MSFT_PackageManagement.strings.psd1 | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Windows Media Player\ja-JP\wmpnssci.dll.mui | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\LinkedInboxMediumTile.scale-100.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\HomeBusinessPipcR_OEM_Perp-pl.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\THIRDPARTYLICENSEREADME.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\System\ja-JP\wab32res.dll.mui | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Windows Media Player\Icons\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\uss-search\js\nls\hu-hu\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files\js\nls\uk-ua\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Windows Photo Viewer\ja-JP\PhotoAcq.dll.mui | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\VideoLAN\VLC\lua\http\requests\browse.xml | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\sdxs\FA000000042\manifest.xml | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp-ppd.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\ResiliencyLinks\identity_proxy\identity_helper.Sparse.Canary.msix.DATA | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\en-ae\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarAppList.targetsize-16_altform-unplated.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarAppList.targetsize-60.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\HxA-Google.scale-300.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Trial-ul-oob.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ul-phn.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Java\jdk-1.8\lib\jvm.lib | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\js\nls\ro-ro\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\digsig\js\nls\zh-cn\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\symbols.xml | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\HomeStudent2019R_OEM_Perp-pl.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Licenses16\OneNoteFreeR_Bypass-ul-oob.xrm-ms | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\7-Zip\Lang\tt.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\OutlookMailMediumTile.scale-150.png | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files\Microsoft Office\root\Office16\Graph.exe.manifest | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File created | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\css\GET_YOUR_FILES_BACK.txt | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files\js\nls\zh-cn\ui-strings.js | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Interacts with shadow copies
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\vssadmin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe
"C:\Users\Admin\AppData\Local\Temp\00688ead526d7ae741450c176a3c9a0a24f4da5980c6c7c09b6088fbee205d7f.exe"
C:\Windows\SYSTEM32\cmd.exe
cmd /c wmic shadowcopy delete /nointeractive
C:\Windows\SYSTEM32\cmd.exe
cmd /c vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\SYSTEM32\cmd.exe
cmd /c bcdedit /set {default} recoveryenabled No
C:\Windows\SYSTEM32\cmd.exe
cmd /c bcdedit /set {default} bootstatuspolicy ignoreallfailures
C:\Windows\SYSTEM32\cmd.exe
cmd /c powershell -command "Get-EventLog -LogName * | ForEach { Clear-EventLog $_.Log }"
C:\Windows\System32\Wbem\WMIC.exe
wmic shadowcopy delete /nointeractive
C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\system32\bcdedit.exe
bcdedit /set {default} bootstatuspolicy ignoreallfailures
C:\Windows\system32\bcdedit.exe
bcdedit /set {default} recoveryenabled No
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -command "Get-EventLog -LogName * | ForEach { Clear-EventLog $_.Log }"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -Command "$a = [System.IO.File]::ReadAllText(\"C:\GET_YOUR_FILES_BACK.txt\");Add-Type -AssemblyName System.Drawing;$filename = \"$env:temp\$(Get-Random).png\";$bmp = new-object System.Drawing.Bitmap 1920,1080;$font = new-object System.Drawing.Font Consolas,10;$brushBg = [System.Drawing.Brushes]::Black;$brushFg = [System.Drawing.Brushes]::White;$format = [System.Drawing.StringFormat]::GenericDefault;$format.Alignment = [System.Drawing.StringAlignment]::Center;$format.LineAlignment = [System.Drawing.StringAlignment]::Center;$graphics = [System.Drawing.Graphics]::FromImage($bmp);$graphics.FillRectangle($brushBg,0,0,$bmp.Width,$bmp.Height);$graphics.DrawString($a,$font,$brushFg,[System.Drawing.RectangleF]::FromLTRB(0, 0, 1920, 1080),$format);$graphics.Dispose();$bmp.Save($filename);reg add \"HKEY_CURRENT_USER\Control Panel\Desktop\" /v Wallpaper /t REG_SZ /d $filename /f;Start-Sleep 1;rundll32.exe user32.dll, UpdatePerUserSystemParameters, 0, $false;"
C:\Windows\system32\reg.exe
"C:\Windows\system32\reg.exe" add "HKEY_CURRENT_USER\Control Panel\Desktop" /v Wallpaper /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\6581503.png /f
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" user32.dll UpdatePerUserSystemParameters 0 False
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.189.79.40.in-addr.arpa | udp |
Files
memory/2008-0-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2008-4-0x0000000002270000-0x00000000022B3000-memory.dmp
memory/2008-3-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2008-9-0x0000000000400000-0x00000000004E5000-memory.dmp
C:\GET_YOUR_FILES_BACK.txt
| MD5 | b69a0aa7abf916a5f00d0f438cf98fa6 |
| SHA1 | 1ad8aec6b066487d69492225bb6493b4afd2db64 |
| SHA256 | 9a3b665f5458ade3c61be4fd2f906a915f8c523127be7456a6bff3677356289d |
| SHA512 | cec0c8f59d7c204f33452223b0f9eaa55bc0ef07f983c42fbdd3ff0906814bf907816bd6b4dd2dbb3292f6396f22b50b0736caf469f1a942fdd7cd09c099cd72 |
memory/2008-8-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2008-7-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2008-6-0x0000000000580000-0x0000000000581000-memory.dmp
memory/2008-5-0x0000000000401000-0x000000000049D000-memory.dmp
memory/2008-2-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/2008-1-0x0000000000400000-0x00000000004E5000-memory.dmp
memory/5116-17433-0x000001A2D44B0000-0x000001A2D44D2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5ua50kyu.uww.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2008-22635-0x0000000002270000-0x00000000022B3000-memory.dmp
memory/2008-22634-0x0000000000401000-0x000000000049D000-memory.dmp
memory/2008-22633-0x0000000000400000-0x00000000004E5000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | a6c9d692ed2826ecb12c09356e69cc09 |
| SHA1 | def728a6138cf083d8a7c61337f3c9dade41a37f |
| SHA256 | a07d329eb9b4105ba442c89f7cfa0d7b263f9f0617e26df93cf8cdc8dc94d57b |
| SHA512 | 2f27d2b241ce34f988c39e17ca5a1ebe628ac6c1b8ee8df121db9ad8929eaadf5f24ad66457591cccf87e60d2ba2eab88af860ab9c323a5c2a9867045d6e7ba3 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | 6cf293cb4d80be23433eecf74ddb5503 |
| SHA1 | 24fe4752df102c2ef492954d6b046cb5512ad408 |
| SHA256 | b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8 |
| SHA512 | 0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00 |