General
- Target 39d5df6362f22bdc4cecda164149ea0e66f93f61fe1f403f9c38666052f385ad.exe
- Size 497KB
- Sample250412-qzg97awvb1
- SHA256 39d5df6362f22bdc4cecda164149ea0e66f93f61fe1f403f9c38666052f385ad
- MD5 569d2b5701755260514fe1563d7530bb
- SHA1 4296b3794c3253434418f08fb933fd8a3880501e
- SHA512 3ddeecc152ecd8cb1a06300cbdc216e840397d2c33c4bacb9123e1e780b16ec15b2dac56ab821a576f06c42d516b9bc5876180bbb5cb3881f9a61915eec0d1f7
- SSDEEP 6144:pgVoyb9e9BhrGcmofCJv47raqMFdIkR8492EgtuMf9opavgUnT:SGI47cIeL92EgUG9oyg
- MD5 SHA1 SHA512 SSDEEP
Behavioral task
behavioral1
Sample
39d5df6362f22bdc4cecda164149ea0e66f93f61fe1f403f9c38666052f385ad.exe
Resource
win10v2004-20250410-en
Malware Config
Targets
-
- Target 39d5df6362f22bdc4cecda164149ea0e66f93f61fe1f403f9c38666052f385ad.exe
- Size 497KB
- SHA256 39d5df6362f22bdc4cecda164149ea0e66f93f61fe1f403f9c38666052f385ad
- MD5 569d2b5701755260514fe1563d7530bb
- SHA1 4296b3794c3253434418f08fb933fd8a3880501e
- SHA512 3ddeecc152ecd8cb1a06300cbdc216e840397d2c33c4bacb9123e1e780b16ec15b2dac56ab821a576f06c42d516b9bc5876180bbb5cb3881f9a61915eec0d1f7
- SSDEEP 6144:pgVoyb9e9BhrGcmofCJv47raqMFdIkR8492EgtuMf9opavgUnT:SGI47cIeL92EgUG9oyg
- MD5 SHA1 SHA512 SSDEEP
-
Detect Rhysida ransomware
-
Rhysida family
-
Clears Windows event logs
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Renames multiple (9560) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
-
Drops startup file
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Hide Artifacts: Hidden Window
Windows that would typically be displayed when an application carries out an operation can be hidden.
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Indicator Removal: Clear Persistence
Clear artifacts associated with previously established persistence like scheduletasks on a host.
-
Power Settings
powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.
-
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Windows Management Instrumentation
1Defense Evasion
Direct Volume Access
1Hide Artifacts
1Hidden Window
1Indicator Removal
4Clear Persistence
1Clear Windows Event Logs
1File Deletion
2Modify Registry
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1