General
- Target lvrium_loader.exe
- Size 823KB
- Sample260626-vseypsc15w
- SHA256 ee404371b2771b91f2909b2e1c69c3b3170801d9e7eb014ed8141d7c86baa450
- MD5 014eccc61ff07673d9e106afc7013761
- SHA1 d2ed76fcc2d8f7c8d230c59054e191e096a2ea28
- SHA512 785c950378b0170f29dcd631735a448fecfdcf9a55d788aaf40fccba72b78a40c770cc51b8c51fbda6de1d3b33ebc00a220a5e0d4f7fe3aa6dde42ac1975f48d
- SSDEEP 12288:ZnAVVVVVVVVVVVQhmo5UJgQnJsls9xrdSHH6fuQF2YdnCcP7Iq:ZbhmfJPneleSYdnCcP7Iq
- TLSH T11505E78256EB0CE9DDE36B7C21DBA33AA735FD748B7A4B679204C13159036C16D2EB40
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
lvrium_loader.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
lvrium_loader.exe
Resource
win11ltsc2024-20260618-en
Malware Config
Targets
-
- Target lvrium_loader.exe
- Size 823KB
- SHA256 ee404371b2771b91f2909b2e1c69c3b3170801d9e7eb014ed8141d7c86baa450
- MD5 014eccc61ff07673d9e106afc7013761
- SHA1 d2ed76fcc2d8f7c8d230c59054e191e096a2ea28
- SHA512 785c950378b0170f29dcd631735a448fecfdcf9a55d788aaf40fccba72b78a40c770cc51b8c51fbda6de1d3b33ebc00a220a5e0d4f7fe3aa6dde42ac1975f48d
- SSDEEP 12288:ZnAVVVVVVVVVVVQhmo5UJgQnJsls9xrdSHH6fuQF2YdnCcP7Iq:ZbhmfJPneleSYdnCcP7Iq
- TLSH T11505E78256EB0CE9DDE36B7C21DBA33AA735FD748B7A4B679204C13159036C16D2EB40
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies WinLogon for persistence
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Adds policy Run key to start application
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Boot or Logon Autostart Execution: Port Monitors
Adversaries may use port monitors to run an adversary supplied DLL during system boot for persistence or privilege escalation.
-
Disables one or more Microsoft Defender components
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
-
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
-
Event Triggered Execution: Image File Execution Options Injection
-
Sets service image path in registry
This determines the executable launched when a service starts. It can be used to establish persistence.
-
Executes dropped EXE
-
Registers new Windows logon scripts automatically executed at logon.
-
Stops running service(s)
-
Adds Run key to start application
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
6Active Setup
1Port Monitors
1Registry Run Keys / Startup Folder
3Winlogon Helper DLL
1Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2AppInit DLLs
1Image File Execution Options Injection
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
6Active Setup
1Port Monitors
1Registry Run Keys / Startup Folder
3Winlogon Helper DLL
1Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2AppInit DLLs
1Image File Execution Options Injection
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Direct Volume Access
1Impair Defenses
2Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
5