General
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Target
2024-06-16_c48c7a074543d620dbd43e8f29ee4b67_ryuk
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Size
4.2MB
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Sample
240616-m1p5msvbkk
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MD5
c48c7a074543d620dbd43e8f29ee4b67
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SHA1
628fba6c87a090c7977fa89c3fc9735d83838cab
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SHA256
8a3156fa33129090055a4f250283b773be0c60a5f1d5575651513943a183a9fa
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SHA512
cde6fb57263859aab0273841e29b28f11b53d730b78be3e34fe2ddf8a8c41764c71e8dc50af76db87eee03554d13588d4b29ef7cfea08e753d65b90229e2fe63
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SSDEEP
49152:2yep+z7BteOlBWD9rqGMi0iIGTHI6DOnIIeNxu6xl1aZt6m5xbzDI6bpsRJrAGGW:392D8hiFIIm3Gob5iEuA9ZW
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-16_c48c7a074543d620dbd43e8f29ee4b67_ryuk.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
2024-06-16_c48c7a074543d620dbd43e8f29ee4b67_ryuk
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Size
4.2MB
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MD5
c48c7a074543d620dbd43e8f29ee4b67
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SHA1
628fba6c87a090c7977fa89c3fc9735d83838cab
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SHA256
8a3156fa33129090055a4f250283b773be0c60a5f1d5575651513943a183a9fa
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SHA512
cde6fb57263859aab0273841e29b28f11b53d730b78be3e34fe2ddf8a8c41764c71e8dc50af76db87eee03554d13588d4b29ef7cfea08e753d65b90229e2fe63
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SSDEEP
49152:2yep+z7BteOlBWD9rqGMi0iIGTHI6DOnIIeNxu6xl1aZt6m5xbzDI6bpsRJrAGGW:392D8hiFIIm3Gob5iEuA9ZW
Score10/10-
Renames multiple (8425) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops startup file
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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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