General
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Target
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk
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Size
664KB
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Sample
240616-n4l3tswejq
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MD5
53e275e2b858405ce407fd21501b98a9
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SHA1
55e72c38922f437e5cd6818161cb8d07d54cc60b
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SHA256
ede2d38d5b84b16e3bd0aabd1a94056996d7e03660027bc3f5897787986ecd5c
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SHA512
e69dd260fee0a48da82ca5e624cb5551b76eec0483a75c70f3a1d099e12363d85ef4fffb39dd976545005aab8f4ca3bfb060f44f93d8447fd9723dc46f63d427
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SSDEEP
12288:Fs9oO3KSoCU5qJSr1eyEUcNj3YO0eWNyg/AnHUzTshY8Vh:ZRSoCU5qJSr1eyE/IO0eWNyg/qeTyL
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk.exe
Resource
win10v2004-20240611-en
Malware Config
Targets
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Target
2024-06-16_53e275e2b858405ce407fd21501b98a9_ryuk
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Size
664KB
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MD5
53e275e2b858405ce407fd21501b98a9
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SHA1
55e72c38922f437e5cd6818161cb8d07d54cc60b
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SHA256
ede2d38d5b84b16e3bd0aabd1a94056996d7e03660027bc3f5897787986ecd5c
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SHA512
e69dd260fee0a48da82ca5e624cb5551b76eec0483a75c70f3a1d099e12363d85ef4fffb39dd976545005aab8f4ca3bfb060f44f93d8447fd9723dc46f63d427
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SSDEEP
12288:Fs9oO3KSoCU5qJSr1eyEUcNj3YO0eWNyg/AnHUzTshY8Vh:ZRSoCU5qJSr1eyE/IO0eWNyg/qeTyL
Score10/10-
Renames multiple (1962) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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