General
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Target
2024-11-15_815491ab4b5ee0858309954affce29d7_ryuk
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Size
4.1MB
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Sample
241115-pkth8stfqb
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MD5
815491ab4b5ee0858309954affce29d7
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SHA1
fa5e47712dae59b7505c0acf16f6c55325db73b6
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SHA256
481b2b2409df40c0a5be0f3798f447baad093fabd31d3560195f41980ce825c7
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SHA512
b7d6bd1880b5811624ad921465a263a4fc8aaa378fdb36c7dc122c3b9bbd88c9414f901fc4d0412f40ef01e6d505ee20498877f673120d10d27c3db77bc4e15f
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SSDEEP
49152:qxGK0l3e3u5PUSyy0e552cM5RDwVZohcRdB5VyYywpmdrch8hmZ:qxGK09yuxZ
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-15_815491ab4b5ee0858309954affce29d7_ryuk.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-11-15_815491ab4b5ee0858309954affce29d7_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
686
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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
2024-11-15_815491ab4b5ee0858309954affce29d7_ryuk
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Size
4.1MB
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MD5
815491ab4b5ee0858309954affce29d7
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SHA1
fa5e47712dae59b7505c0acf16f6c55325db73b6
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SHA256
481b2b2409df40c0a5be0f3798f447baad093fabd31d3560195f41980ce825c7
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SHA512
b7d6bd1880b5811624ad921465a263a4fc8aaa378fdb36c7dc122c3b9bbd88c9414f901fc4d0412f40ef01e6d505ee20498877f673120d10d27c3db77bc4e15f
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SSDEEP
49152:qxGK0l3e3u5PUSyy0e552cM5RDwVZohcRdB5VyYywpmdrch8hmZ:qxGK09yuxZ
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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Deletes itself
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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