General
- Target lvrium_loader.exe
- Size 322KB
- Sample260626-te21msds7k
- SHA256 2323c22b25cdbfd64e56b20232ef83159610bdcddd34f1f5ea9c4165248f0015
- MD5 959c82a405561ad3a0b89c45ee2b17ab
- SHA1 5de69fb1343443c20299e6d34aa7c385e69b4fe7
- SHA512 025260fd2663cea8658b3986f98225e9876f9a95f886e5a4e7d8d62725e4cbd790e0e86b6fb4c826a580228c26248e33b9a8b4a956d962e2d2d36229934ef2ba
- SSDEEP 6144:XxYqdrltyeWxJSANOCA7GTp3GtYu4NdHWVUUrNdPqdjTe2N:XXdJtEJScw7GTp3GEdH+N1u
- TLSH T15064292BEB7289F8C16BC03496E7D372A031BC5903347E5A1795CB313F11A645F9AE68
- 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
win11ltsc2024-20260617-en
Malware Config
Targets
-
- Target lvrium_loader.exe
- Size 322KB
- SHA256 2323c22b25cdbfd64e56b20232ef83159610bdcddd34f1f5ea9c4165248f0015
- MD5 959c82a405561ad3a0b89c45ee2b17ab
- SHA1 5de69fb1343443c20299e6d34aa7c385e69b4fe7
- SHA512 025260fd2663cea8658b3986f98225e9876f9a95f886e5a4e7d8d62725e4cbd790e0e86b6fb4c826a580228c26248e33b9a8b4a956d962e2d2d36229934ef2ba
- SSDEEP 6144:XxYqdrltyeWxJSANOCA7GTp3GtYu4NdHWVUUrNdPqdjTe2N:XXdJtEJScw7GTp3GEdH+N1u
- TLSH T15064292BEB7289F8C16BC03496E7D372A031BC5903347E5A1795CB313F11A645F9AE68
- 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.
-
Registers new Windows logon scripts automatically executed at logon.
-
Stops running service(s)
-
Adds Run key to start application
-
Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
-
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
1