General
-
Target
2025-03-13_8fa709ffd1ed8ca2682a7b013fde0e53_wannacry
-
Size
103KB
-
Sample
250313-mpgdcstjs8
-
MD5
8fa709ffd1ed8ca2682a7b013fde0e53
-
SHA1
5a231c2ed922182b25c3b88c88ccece5c95879d5
-
SHA256
526a87ce682ec831ea656b211dc7d681b0db25cdbcc3972d33fd9f369ff5743f
-
SHA512
af19e18c965395e8347f67a0d58f14fd144f9057e0b7583256a0a26d5ff8f5baadaa56142c918f4a28796c30efbf20a162952ed2590dc930d0613dc1642e4f40
-
SSDEEP
1536:WNc9pooe6gq9Whz7mEglaXi2OPTOlkBysc1XDoCaJZUHDrGjy4JHjvET06dS:xM6gq9WlybAi2CO6vc1IHUHPhgEdS
Behavioral task
behavioral1
Sample
2025-03-13_8fa709ffd1ed8ca2682a7b013fde0e53_wannacry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-03-13_8fa709ffd1ed8ca2682a7b013fde0e53_wannacry.exe
Resource
win10v2004-20250217-en
Malware Config
Targets
-
-
Target
2025-03-13_8fa709ffd1ed8ca2682a7b013fde0e53_wannacry
-
Size
103KB
-
MD5
8fa709ffd1ed8ca2682a7b013fde0e53
-
SHA1
5a231c2ed922182b25c3b88c88ccece5c95879d5
-
SHA256
526a87ce682ec831ea656b211dc7d681b0db25cdbcc3972d33fd9f369ff5743f
-
SHA512
af19e18c965395e8347f67a0d58f14fd144f9057e0b7583256a0a26d5ff8f5baadaa56142c918f4a28796c30efbf20a162952ed2590dc930d0613dc1642e4f40
-
SSDEEP
1536:WNc9pooe6gq9Whz7mEglaXi2OPTOlkBysc1XDoCaJZUHDrGjy4JHjvET06dS:xM6gq9WlybAi2CO6vc1IHUHPhgEdS
-
Chaos Ransomware
-
Chaos family
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Modifies boot configuration data using bcdedit
-
Disables Task Manager via registry modification
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops startup file
-
Executes dropped EXE
-
Adds Run key to start application
-
Drops desktop.ini file(s)
-
Sets desktop wallpaper using registry
-
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
3File Deletion
3Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1