General
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Target
2024-11-18_b3450b609d12e41f5e7482b7fcecbaf1_ryuk
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Size
4.1MB
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Sample
241118-ctklga1laj
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MD5
b3450b609d12e41f5e7482b7fcecbaf1
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SHA1
99e91e22ff71e651cb6453437d15dae74f3d9c8e
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SHA256
ab76439d232ce9d53c8de49a5546c63666a4327fcb49477a8ae3dda69653e928
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SHA512
f6dab8b9bda25aa2d1ba9062ec9c9bd38f27a7835bb4af9d629c7b9ec6c0928dc50310a107694e97c60c189ddb2558e604693fc2a11da1307c96a3752ef0c279
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SSDEEP
49152:qxGK0l3e3uxB6FwwtJzPOfvjO9k4FgU4f/DRlP/ABnIhCqoaIR+Z:qxGK09yuVZ
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-18_b3450b609d12e41f5e7482b7fcecbaf1_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-11-18_b3450b609d12e41f5e7482b7fcecbaf1_ryuk.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
meduza
109.107.181.162
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anti_dbg
true
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anti_vm
true
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build_name
665
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extensions
none
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grabber_max_size
1.048576e+06
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links
none
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port
15666
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self_destruct
true
Targets
-
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Target
2024-11-18_b3450b609d12e41f5e7482b7fcecbaf1_ryuk
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Size
4.1MB
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MD5
b3450b609d12e41f5e7482b7fcecbaf1
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SHA1
99e91e22ff71e651cb6453437d15dae74f3d9c8e
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SHA256
ab76439d232ce9d53c8de49a5546c63666a4327fcb49477a8ae3dda69653e928
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SHA512
f6dab8b9bda25aa2d1ba9062ec9c9bd38f27a7835bb4af9d629c7b9ec6c0928dc50310a107694e97c60c189ddb2558e604693fc2a11da1307c96a3752ef0c279
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SSDEEP
49152:qxGK0l3e3uxB6FwwtJzPOfvjO9k4FgU4f/DRlP/ABnIhCqoaIR+Z:qxGK09yuVZ
Score10/10-
Meduza Stealer payload
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Meduza family
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Accesses Microsoft Outlook profiles
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1