General
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Target
2024-11-27_f89ecba8fd71361c58b70ecd585c53e2_ryuk
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Size
4.1MB
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Sample
241127-2bwnfszjfk
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MD5
f89ecba8fd71361c58b70ecd585c53e2
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SHA1
9d7846d9cec23ef4028f6eb26bbcdeba486ad190
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SHA256
2377e854aa3db9f95def39ab2f2b9ec78f6103517b7c7208c2efe91c86111876
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SHA512
05692f0db68f7a922c92a3ab8f22f69af5265b3671518807ea9c2fc4ce41ff343748ca1ebe036124ef13e079083bbd7e58b82a1449391809866106e82e3608d8
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SSDEEP
49152:Xl4UjB0jUulkpLMLcYKczIJSH0jO1uR51Ca0b48PNpdPA:14UjKguFA
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-27_f89ecba8fd71361c58b70ecd585c53e2_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-11-27_f89ecba8fd71361c58b70ecd585c53e2_ryuk.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
meduza
45.130.145.152
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anti_dbg
true
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anti_vm
true
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build_name
Seo
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extensions
.txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite
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grabber_max_size
4.194304e+06
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port
15666
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self_destruct
false
Targets
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Target
2024-11-27_f89ecba8fd71361c58b70ecd585c53e2_ryuk
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Size
4.1MB
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MD5
f89ecba8fd71361c58b70ecd585c53e2
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SHA1
9d7846d9cec23ef4028f6eb26bbcdeba486ad190
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SHA256
2377e854aa3db9f95def39ab2f2b9ec78f6103517b7c7208c2efe91c86111876
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SHA512
05692f0db68f7a922c92a3ab8f22f69af5265b3671518807ea9c2fc4ce41ff343748ca1ebe036124ef13e079083bbd7e58b82a1449391809866106e82e3608d8
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SSDEEP
49152:Xl4UjB0jUulkpLMLcYKczIJSH0jO1uR51Ca0b48PNpdPA:14UjKguFA
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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