General
- Target https://steamtools.net
- Sample260719-1tk41ags9z
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://steamtools.net
Resource
win11ltsc2024-20260710-en
32 signatures
150 seconds
Malware Config
Targets
-
- Target https://steamtools.net
-
Renames multiple (6114) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
File and Directory Permissions Modification
1Modify Registry
2Subvert Trust Controls
2Install Root Certificate
2