General
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Target
2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk
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Size
664KB
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Sample
240610-ncgn2agf5v
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MD5
75ea4ec95c5edf3a0e607ba7c5e5c0a2
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SHA1
cf73b89b64528c99dbb9d2d321c12270586bb50c
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SHA256
879ea81541c726d8441eea929606ace320b8e41d25e06e0d05708ca915c1db07
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SHA512
c6916975bdaade72218b9e58ec2fd9622a9401d04a172193f7633378477b53d849ed1887093a2b663927911f100ddd82aa9fec5cefd2b5d6858adc7e55bfdd0a
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SSDEEP
12288:ns9D4CCSoCU5qJSr1eN1UaYCuF03xOOAgxA9HUzTshg1eQhf:U+SoCU5qJSr1eN1b003xOOAgxAeTl
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk.exe
Resource
win10v2004-20240426-en
Malware Config
Targets
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Target
2024-06-10_75ea4ec95c5edf3a0e607ba7c5e5c0a2_ryuk
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Size
664KB
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MD5
75ea4ec95c5edf3a0e607ba7c5e5c0a2
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SHA1
cf73b89b64528c99dbb9d2d321c12270586bb50c
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SHA256
879ea81541c726d8441eea929606ace320b8e41d25e06e0d05708ca915c1db07
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SHA512
c6916975bdaade72218b9e58ec2fd9622a9401d04a172193f7633378477b53d849ed1887093a2b663927911f100ddd82aa9fec5cefd2b5d6858adc7e55bfdd0a
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SSDEEP
12288:ns9D4CCSoCU5qJSr1eN1UaYCuF03xOOAgxA9HUzTshg1eQhf:U+SoCU5qJSr1eN1b003xOOAgxAeTl
Score10/10-
Renames multiple (762) 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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