Malware Analysis Report

2025-01-02 14:23

Sample ID 220520-3fgwjabgbn
Target 803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230
SHA256 803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230
Tags
troldesh discovery persistence ransomware spyware stealer trojan upx
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

803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230

Threat Level: Known bad

The file 803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230 was found to be: Known bad.

Malicious Activity Summary

troldesh discovery persistence ransomware spyware stealer trojan upx

Troldesh, Shade, Encoder.858

Deletes shadow copies

UPX packed file

Modifies extensions of user files

Reads user/profile data of web browsers

Adds Run key to start application

Looks up external IP address via web service

Checks installed software on the system

Sets desktop wallpaper using registry

Drops file in Program Files directory

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of UnmapMainImage

Interacts with shadow copies

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-20 23:27

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-20 23:27

Reported

2022-05-20 23:33

Platform

win7-20220414-en

Max time kernel

152s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe"

Signatures

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

Deletes shadow copies

ransomware

Modifies extensions of user files

ransomware
Description Indicator Process Target
File opened for modification C:\Users\Admin\Pictures\SwitchRead.tiff C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Users\Admin\Pictures\OpenSync.tiff C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A

Checks installed software on the system

discovery

Looks up external IP address via web service

Description Indicator Process Target
N/A whatismyipaddress.com N/A N/A

Sets desktop wallpaper using registry

ransomware
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\090E55E1090E55E1.bmp" C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\es-ES\js\currency.js C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\cloud_Thumbnail.bmp C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\BlackRectangle.bmp C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\logo.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_single_bkg.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\requests\playlist.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\js\jquery.jstree.js C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\ffjcext.zip C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-print.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_default_win7.css C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu\oskmenubase.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\ja-JP\gadget.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-next-over-select.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Graph.emf C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\18.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.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\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\square_dot.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hwresslm.dat C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\undocked_black_moon-waning-gibbous_partly-cloudy.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\fr-FR\js\picturePuzzle.js C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\delete_up.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\spacer_highlights.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\tt.txt C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\requests\playlist.json C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationUp_SelectionSubpicture.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\HandPrints.jpg C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\HideConnect.html C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\fr-FR\gadget.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\license.html C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_box_divider_left.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\settings_corner_bottom_left.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\about.html C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\bin\jmc.ini C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-api-caching.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-options-keymap.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\feature.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\es-ES\css\settings.css C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\clock.html C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-masterfs-nio2.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Tanspecks.jpg C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\7-Zip\Lang\ky.txt C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\feature.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_zh_4.4.0.v20140623020002\feature.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_gray_foggy.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-util-enumerations.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\144DPI\(144DPI)redStateIcon.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-sa.xml C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\profileRegistry\JMC.profile\1423861258748.profile.gz C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\profileRegistry\JMC.profile\1423861240389.profile.gz C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\SubmitRemove.pub C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_corner_bottom_left.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\button_play.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\square_h.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\images\Video-48.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\hwrusash.dat C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\js\settings.js C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\de-DE\settings.html C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\epl-v10.html C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\pushplaysubpicture.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\btn_search_over.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\flyout.html C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\delete_down.png C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.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\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\oracle.gif C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A

Enumerates physical storage devices

Program crash

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

Interacts with shadow copies

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
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

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1868 wrote to memory of 1244 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1244 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1244 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1244 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 980 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 980 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 980 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 980 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\system32\vssadmin.exe
PID 1868 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1868 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1868 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1868 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1848 wrote to memory of 1864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 1848 wrote to memory of 1864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 1848 wrote to memory of 1864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 1848 wrote to memory of 1864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 1868 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1868 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1868 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1868 wrote to memory of 1752 N/A C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe C:\Windows\SysWOW64\cmd.exe
PID 1752 wrote to memory of 1444 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 1752 wrote to memory of 1444 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 1752 wrote to memory of 1444 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 1752 wrote to memory of 1444 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com

Processes

C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe

"C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe"

C:\Windows\system32\vssadmin.exe

C:\Windows\system32\vssadmin.exe List Shadows

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssadmin.exe

C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet

C:\Windows\system32\vssadmin.exe

C:\Windows\system32\vssadmin.exe List Shadows

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe

C:\Windows\SysWOW64\chcp.com

chcp

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1208 -s 780

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe

C:\Windows\SysWOW64\chcp.com

chcp

Network

Country Destination Domain Proto
N/A 127.0.0.1:49165 tcp
AT 86.59.21.38:443 tcp
JP 76.73.17.194:9090 tcp
US 128.31.0.39:9101 tcp
DE 193.56.133.20:443 tcp
FR 82.65.135.104:9005 tcp
DE 212.227.206.135:443 tcp
N/A 127.0.0.1:53683 tcp
N/A 127.0.0.1:53683 tcp
N/A 127.0.0.1:53683 tcp
N/A 127.0.0.1:53683 tcp
N/A 127.0.0.1:53683 tcp
N/A 127.0.0.1:53683 tcp
US 8.8.8.8:53 whatismyipaddress.com udp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
N/A 127.0.0.1:53683 tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 104.16.154.36:80 whatismyipaddress.com tcp
US 8.8.8.8:53 udp
N/A 188.114.96.3:80 tcp

Files

memory/1868-54-0x00000000759E1000-0x00000000759E3000-memory.dmp

memory/1868-56-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1868-57-0x0000000000400000-0x0000000000608000-memory.dmp

memory/1868-55-0x0000000001DB0000-0x0000000001E85000-memory.dmp

memory/1244-58-0x0000000000000000-mapping.dmp

memory/1912-59-0x0000000000000000-mapping.dmp

memory/980-60-0x0000000000000000-mapping.dmp

memory/1848-61-0x0000000000000000-mapping.dmp

memory/1864-62-0x0000000000000000-mapping.dmp

memory/1752-63-0x0000000000000000-mapping.dmp

memory/1444-64-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-20 23:27

Reported

2022-05-20 23:33

Platform

win10v2004-20220414-en

Max time kernel

113s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe"

Signatures

Troldesh, Shade, Encoder.858

ransomware trojan troldesh

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe

"C:\Users\Admin\AppData\Local\Temp\803685bdfaac4bc57c3446181daa4d4bc73577f84df0ae2d6d9a1fcc4280f230.exe"

Network

Country Destination Domain Proto
N/A 127.0.0.1:49727 tcp
AT 86.59.21.38:443 tcp
NL 194.109.206.212:443 tcp
DE 131.188.40.189:443 tcp
DE 79.201.165.101:9001 tcp
EE 88.196.80.132:443 tcp
FR 188.165.26.89:80 tcp
US 20.189.173.14:443 tcp
N/A 127.0.0.1:62744 tcp
N/A 127.0.0.1:62744 tcp
US 8.8.8.8:53 176.122.125.40.in-addr.arpa udp

Files

memory/2948-130-0x0000000002220000-0x00000000022F5000-memory.dmp

memory/2948-131-0x0000000000400000-0x0000000000608000-memory.dmp

memory/2948-132-0x0000000000400000-0x0000000000608000-memory.dmp