General
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Target
2024-11-12_866a8c337594137e62d19aad596f5f98_ryuk
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Size
3.6MB
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Sample
241112-vzqnsaxemm
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MD5
866a8c337594137e62d19aad596f5f98
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SHA1
42c663ccc4b5b695289bd9c622ed78fbb0c03f7d
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SHA256
301d598b303d98504b8247036a6c30945be86ab1499fb564eb3180edb035dad6
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SHA512
6fa839874a1abff6682883ea67e0ec1843c44300cc7a23d149921bacb9efbef4186d2598d6442e1aba30a95ca93ca67e4df14b3665b81a347e6417d540507ec4
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SSDEEP
49152:0Qusxfsa6NLq4TsxdIlgEnYKRopwAh1Ruy25gjvxPmdjAeTMA8p:51p
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-12_866a8c337594137e62d19aad596f5f98_ryuk.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-11-12_866a8c337594137e62d19aad596f5f98_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
445
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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
2024-11-12_866a8c337594137e62d19aad596f5f98_ryuk
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Size
3.6MB
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MD5
866a8c337594137e62d19aad596f5f98
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SHA1
42c663ccc4b5b695289bd9c622ed78fbb0c03f7d
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SHA256
301d598b303d98504b8247036a6c30945be86ab1499fb564eb3180edb035dad6
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SHA512
6fa839874a1abff6682883ea67e0ec1843c44300cc7a23d149921bacb9efbef4186d2598d6442e1aba30a95ca93ca67e4df14b3665b81a347e6417d540507ec4
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SSDEEP
49152:0Qusxfsa6NLq4TsxdIlgEnYKRopwAh1Ruy25gjvxPmdjAeTMA8p:51p
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