Malware Analysis Report

2024-10-16 03:28

Sample ID 230418-qm9hxadd6t
Target 794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe
SHA256 794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81
Tags
avoslocker evasion ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81

Threat Level: Known bad

The file 794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe was found to be: Known bad.

Malicious Activity Summary

avoslocker evasion ransomware

Avoslocker Ransomware

Deletes shadow copies

Modifies boot configuration data using bcdedit

Modifies extensions of user files

Drops desktop.ini file(s)

Enumerates connected drives

Sets desktop wallpaper using registry

Drops file in Program Files directory

Suspicious behavior: EnumeratesProcesses

Opens file in notepad (likely ransom note)

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Interacts with shadow copies

Uses Volume Shadow Copy service COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-18 13:23

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-18 13:23

Reported

2023-04-18 13:24

Platform

win7-20230220-en

Max time kernel

18s

Max time network

34s

Command Line

"C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe"

Signatures

Avoslocker Ransomware

ransomware avoslocker

Deletes shadow copies

ransomware

Modifies boot configuration data using bcdedit

ransomware evasion
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

Modifies extensions of user files

ransomware
Description Indicator Process Target
File opened for modification C:\Users\Admin\Pictures\UnregisterComplete.tiff C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\ApproveNew.png => C:\Users\Admin\Pictures\ApproveNew.png.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\UnprotectClose.raw => C:\Users\Admin\Pictures\UnprotectClose.raw.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\AddUninstall.raw => C:\Users\Admin\Pictures\AddUninstall.raw.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Users\Admin\Pictures\ConfirmRead.tiff C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Users\Admin\Pictures\RestoreExit.tiff C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\RestoreExit.tiff => C:\Users\Admin\Pictures\RestoreExit.tiff.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\MeasureGrant.raw => C:\Users\Admin\Pictures\MeasureGrant.raw.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\GetAssert.tif => C:\Users\Admin\Pictures\GetAssert.tif.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\ConfirmRead.tiff => C:\Users\Admin\Pictures\ConfirmRead.tiff.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\UnregisterComplete.tiff => C:\Users\Admin\Pictures\UnregisterComplete.tiff.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

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\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OSPP.HTM C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_moon-waning-gibbous_partly-cloudy.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\fr-FR\css\picturePuzzle.css C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\js\settings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Media Player\de-DE\WMPDMC.exe.mui C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\3.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\PDIR6F.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\Maroon.css C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Slate\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\SoftBlue\background.gif C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\Adjacency.xml C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\ja-JP\css\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\images\dialdot.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ExecutiveMergeLetter.dotx C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\Access\Events.accdt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\AN01060_.WMF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\REPTWIZ.POC C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PAGESIZE\PGLBL097.XML C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\bg_OliveGreen.gif C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\CAGCAT10\J0090070.WMF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\de-DE\calendar.html C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBFTSCM\SCHEME17.CSS C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.NO.XML C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\ZPDIR16F.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\LINES\BD14711_.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveDocumentReview\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\INFOPATH_COL.HXC C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\PDIR2F.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\ZPDIR29F.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ExecutiveLetter.dotx C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGAD.DPV C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\BULLETS\BD21503_.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\CAGCAT10\J0212661.WMF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\BRCHUR11.POC C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\FORMS\1033\SCHDREQ.CFG C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\PDIR29F.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\BULLETS\BD15272_.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Windows Defender\es-ES\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\STS2\tab_off.gif C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\GRINTL32.DLL.IDX_DLL C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\CAGCAT10\J0214098.WAV C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\button_left_disable.gif C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FormsTemplates\POLICIES.FDT C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\1033\ODBCR.SAM C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\AG00164_.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.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\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\IPIRMV.XML C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\AWARDHM.POC C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\PROGRAM.XML C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\WCOMP98.POC C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\1033\OLNOTER.FAE C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\AN01039_.WMF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\DD00297_.WMF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-last-quarter_partly-cloudy.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Mail\ja-JP\WinMail.exe.mui C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\it\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\fr-FR\gadget.xml C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Fonts\Elemental.xml C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\Oasis\HEADER.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FormsHomePage.html C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PUBSPAPR\ZPDIR45F.GIF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\OFFICE14\AUTOSHAP\BD18187_.WMF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\6.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

Interacts with shadow copies

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\vssadmin.exe N/A

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1760 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1760 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\system32\cmd.exe
PID 1060 wrote to memory of 2444 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 1060 wrote to memory of 2444 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 1060 wrote to memory of 2444 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 1220 wrote to memory of 2472 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1220 wrote to memory of 2472 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1220 wrote to memory of 2472 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 852 wrote to memory of 2896 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 852 wrote to memory of 2896 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 852 wrote to memory of 2896 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 1184 wrote to memory of 2904 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1184 wrote to memory of 2904 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1184 wrote to memory of 2904 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 1780 wrote to memory of 2888 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1780 wrote to memory of 2888 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 1780 wrote to memory of 2888 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bcdedit.exe

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe

"C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.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\bcdedit.exe

bcdedit /set {default} recoveryenabled No

C:\Windows\System32\Wbem\WMIC.exe

wmic shadowcopy delete /nointeractive

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\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\GET_YOUR_FILES_BACK.txt

Network

N/A

Files

C:\Users\GET_YOUR_FILES_BACK.txt

MD5 9bcb42cd18f95356b2d1a1a4de0b5aad
SHA1 b03da5cab852e8fafc12a52e424ec4b10431270d
SHA256 6e66527651da97c609c697e763e165eaf0fa1da104c26d311ec48fec9950ae24
SHA512 85961b90024f25a20943f9ce3b3c0959ced373d7b548cfc533bb51164aa615125528352438ab43e4b285ab570268bb4ed46f861db89d29d830230b9f63b0f496

memory/2904-929-0x0000000002600000-0x0000000002680000-memory.dmp

memory/2904-930-0x0000000002600000-0x0000000002680000-memory.dmp

memory/2904-986-0x000000001B190000-0x000000001B472000-memory.dmp

memory/2904-1035-0x0000000002390000-0x0000000002398000-memory.dmp

memory/2904-1405-0x0000000002600000-0x0000000002680000-memory.dmp

memory/2904-1406-0x0000000002600000-0x0000000002680000-memory.dmp

C:\Users\Admin\Desktop\GET_YOUR_FILES_BACK.txt

MD5 9bcb42cd18f95356b2d1a1a4de0b5aad
SHA1 b03da5cab852e8fafc12a52e424ec4b10431270d
SHA256 6e66527651da97c609c697e763e165eaf0fa1da104c26d311ec48fec9950ae24
SHA512 85961b90024f25a20943f9ce3b3c0959ced373d7b548cfc533bb51164aa615125528352438ab43e4b285ab570268bb4ed46f861db89d29d830230b9f63b0f496

Analysis: behavioral2

Detonation Overview

Submitted

2023-04-18 13:23

Reported

2023-04-18 13:26

Platform

win10v2004-20230220-en

Max time kernel

96s

Max time network

105s

Command Line

"C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe"

Signatures

Avoslocker Ransomware

ransomware avoslocker

Deletes shadow copies

ransomware

Modifies boot configuration data using bcdedit

ransomware evasion
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

Modifies extensions of user files

ransomware
Description Indicator Process Target
File renamed C:\Users\Admin\Pictures\ApproveRestart.crw => C:\Users\Admin\Pictures\ApproveRestart.crw.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Users\Admin\Pictures\CopyDismount.tiff C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\CopyDismount.tiff => C:\Users\Admin\Pictures\CopyDismount.tiff.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\ExitHide.crw => C:\Users\Admin\Pictures\ExitHide.crw.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Users\Admin\Pictures\RepairGrant.tiff C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\RequestCompare.raw => C:\Users\Admin\Pictures\RequestCompare.raw.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\SendEnter.tif => C:\Users\Admin\Pictures\SendEnter.tif.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\ReceiveConvertFrom.raw => C:\Users\Admin\Pictures\ReceiveConvertFrom.raw.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File renamed C:\Users\Admin\Pictures\RepairGrant.tiff => C:\Users\Admin\Pictures\RepairGrant.tiff.avos2 C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

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\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

Sets desktop wallpaper using registry

ransomware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\40506556.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)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\zh-cn\ui-strings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\zh-tw\ui-strings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\next-arrow-default.svg C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.p2.artifact.repository_1.1.300.v20131211-1531.jar C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\main\zh-phonetic.xml C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\locale\org-openide-options_ja.jar C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Common Files\Microsoft Shared\VGX\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarSplashLogo.scale-400.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files\VideoLAN\VLC\locale\nl\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusR_Subscription4-pl.xrm-ms C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-modules-appui_zh_CN.jar C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\images\themes\dark\dd_arrow_small2x.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Analysis Services\AS OLEDB\140\Cartridges\sql120.xsl C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\STSLIST.CHM C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\Professional2019R_Grace-ul-oob.xrm-ms C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioPro2019R_PrepidBypass-ppd.xrm-ms C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\platform\modules\org-netbeans-modules-core-kit.jar C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\ResiliencyLinks\Locales\ml.pak.DATA C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\js\nls\de-de\ui-strings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\css\main-selector.css C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\core\dev\nls\es-es\ui-strings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\win8-scrollbar\themes\dark\arrow-down-pressed.gif C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files\WindowsPowerShell\Modules\Pester\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\LinkedInboxMediumTile.scale-125.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxMailAppList.targetsize-64_altform-unplated.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\Download\{F3C4FE00-EFD5-403B-9569-398A20F1BA4A}\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\ResiliencyLinks\WidevineCdm\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\ru-ru\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\en-il\ui-strings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\css\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.DCF.DCF.x-none.msi.16.x-none.xml C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Integration\C2RManifest.officemuiset.msi.16.en-us.xml C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Document Themes 16\Facet.thmx C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.equinox.frameworkadmin.nl_zh_4.4.0.v20140623020002.jar C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\es-es\ui-strings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\uk-ua\ui-strings.js C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\app\dev\nls\zh-tw\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\VideoLAN\VLC\locale\da\LC_MESSAGES\vlc.mo C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019R_Grace-ppd.xrm-ms C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\digsig\js\nls\ca-es\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files\VideoLAN\VLC\plugins\audio_output\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\ct.sym C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\.settings\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\Microsoft Shared\ink\ja-JP\rtscom.dll.mui C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxA-Yahoo-Dark.scale-250.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_neutral_~_8wekyb3d8bbwe\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\pkeyconfig-office-client15.xrm-ms C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\plugins\org.eclipse.core.runtime_3.10.0.v20140318-2214.jar C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-white\HxMailAppList.targetsize-16.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Templates\1033\TimeCard.xltx C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp5-ppd.xrm-ms C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\af.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\home\images\themes\dark\files_icons.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\icudtl.dat C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Java\jdk1.8.0_66\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-tools.xml C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\contrast-black\Doughboy.scale-200.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Windows Defender\ja-JP\ProtectionManagement_Uninstall.mfl C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Office16\OFFSYMSB.TTF C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Internet Explorer\SIGNUP\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\images\bun.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\js\nls\root\GET_YOUR_FILES_BACK.txt C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\images\HxCalendarAppList.targetsize-30_altform-unplated.png C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
File opened for modification C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ul-oob.xrm-ms C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A

Interacts with shadow copies

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\vssadmin.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 33 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 34 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 35 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: 36 N/A C:\Windows\System32\Wbem\WMIC.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4392 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 3088 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 3088 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 4276 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 4276 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 4428 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 4428 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 4392 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\SYSTEM32\cmd.exe
PID 2836 wrote to memory of 8796 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 2836 wrote to memory of 8796 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\System32\Wbem\WMIC.exe
PID 2976 wrote to memory of 8808 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2976 wrote to memory of 8808 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 3088 wrote to memory of 8924 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 3088 wrote to memory of 8924 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\vssadmin.exe
PID 4428 wrote to memory of 8964 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4428 wrote to memory of 8964 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4276 wrote to memory of 8936 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4276 wrote to memory of 8936 N/A C:\Windows\SYSTEM32\cmd.exe C:\Windows\system32\bcdedit.exe
PID 4392 wrote to memory of 22592 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4392 wrote to memory of 22592 N/A C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 22592 wrote to memory of 22844 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\reg.exe
PID 22592 wrote to memory of 22844 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\reg.exe
PID 22592 wrote to memory of 22920 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\rundll32.exe
PID 22592 wrote to memory of 22920 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\rundll32.exe

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe

"C:\Users\Admin\AppData\Local\Temp\794f3d25c42d383fad485f9af1d6d7c0508bcfe8ed80a1afea0e0b51bf92bc81.exe"

C:\Windows\SYSTEM32\cmd.exe

cmd /c wmic shadowcopy delete /nointeractive

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\cmd.exe

cmd /c bcdedit /set {default} recoveryenabled No

C:\Windows\SYSTEM32\cmd.exe

cmd /c vssadmin.exe Delete Shadows /All /Quiet

C:\Windows\System32\Wbem\WMIC.exe

wmic shadowcopy delete /nointeractive

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -command "Get-EventLog -LogName * | ForEach { Clear-EventLog $_.Log }"

C:\Windows\system32\bcdedit.exe

bcdedit /set {default} recoveryenabled No

C:\Windows\system32\bcdedit.exe

bcdedit /set {default} bootstatuspolicy ignoreallfailures

C:\Windows\system32\vssadmin.exe

vssadmin.exe Delete Shadows /All /Quiet

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\40506556.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 33.146.190.20.in-addr.arpa udp
US 13.89.178.26:443 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 44.8.109.52.in-addr.arpa udp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
NL 173.223.113.164:443 tcp

Files

\Device\HarddiskVolume1\GET_YOUR_FILES_BACK.txt

MD5 9bcb42cd18f95356b2d1a1a4de0b5aad
SHA1 b03da5cab852e8fafc12a52e424ec4b10431270d
SHA256 6e66527651da97c609c697e763e165eaf0fa1da104c26d311ec48fec9950ae24
SHA512 85961b90024f25a20943f9ce3b3c0959ced373d7b548cfc533bb51164aa615125528352438ab43e4b285ab570268bb4ed46f861db89d29d830230b9f63b0f496

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_aovtzvan.1lh.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/8808-1275-0x00000297D8600000-0x00000297D8622000-memory.dmp

memory/8808-3071-0x00000297BF740000-0x00000297BF750000-memory.dmp

memory/8808-3467-0x00000297BF740000-0x00000297BF750000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 6cf293cb4d80be23433eecf74ddb5503
SHA1 24fe4752df102c2ef492954d6b046cb5512ad408
SHA256 b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8
SHA512 0f91e2da0da8794b9797c7b50eb5dfd27bde4546ceb6902a776664ce887dd6f12a0dd8773d612ccc76dfd029cd280778a0f0ae17ce679b3d2ffd968dd7e94a00

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 50a8221b93fbd2628ac460dd408a9fc1
SHA1 7e99fe16a9b14079b6f0316c37cc473e1f83a7e6
SHA256 46e488628e5348c9c4dfcdeed5a91747eae3b3aa49ae1b94d37173b6609efa0e
SHA512 27dda53e7edcc1a12c61234e850fe73bf3923f5c3c19826b67f2faf9e0a14ba6658001a9d6a56a7036409feb9238dd452406e88e318919127b4a06c64dba86f0

C:\GET_YOUR_FILES_BACK.txt

MD5 9bcb42cd18f95356b2d1a1a4de0b5aad
SHA1 b03da5cab852e8fafc12a52e424ec4b10431270d
SHA256 6e66527651da97c609c697e763e165eaf0fa1da104c26d311ec48fec9950ae24
SHA512 85961b90024f25a20943f9ce3b3c0959ced373d7b548cfc533bb51164aa615125528352438ab43e4b285ab570268bb4ed46f861db89d29d830230b9f63b0f496

memory/22592-24860-0x0000026CA7F90000-0x0000026CA7FA0000-memory.dmp

memory/22592-24861-0x0000026CA7F90000-0x0000026CA7FA0000-memory.dmp

memory/22592-24864-0x0000026CC2C30000-0x0000026CC2D7E000-memory.dmp