General
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Target
2024-06-16_c1c8d51a21db95800b0d0ca3080e3b54_ryuk
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Size
4.2MB
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Sample
240616-mgzjzazdmb
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MD5
c1c8d51a21db95800b0d0ca3080e3b54
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SHA1
22e3df39c92ed0d9603fc90108e81cfa05c55afb
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SHA256
b6f5f9f64cefc40397e3b56157fea90b31bb7ce042abc843f61d4c653684cc33
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SHA512
289e801a6fcba6d2c19deb4afaa13f328d2a38039a52afea33f0d62feab66f517e0b48a90c6bbd11be53005a08ffab38fcfa424b5fb0844f7dc4e3c7c10733ed
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SSDEEP
49152:V7z2B+S8lpOlBWD9rqGpi0iIGTHI6DOnIIeNxu6xl1aZt6m5xbzDI6bpsRJrAGGG:JO2D80iFIIm3Gob5iEu3qWVQ+
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-16_c1c8d51a21db95800b0d0ca3080e3b54_ryuk.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
2024-06-16_c1c8d51a21db95800b0d0ca3080e3b54_ryuk
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Size
4.2MB
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MD5
c1c8d51a21db95800b0d0ca3080e3b54
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SHA1
22e3df39c92ed0d9603fc90108e81cfa05c55afb
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SHA256
b6f5f9f64cefc40397e3b56157fea90b31bb7ce042abc843f61d4c653684cc33
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SHA512
289e801a6fcba6d2c19deb4afaa13f328d2a38039a52afea33f0d62feab66f517e0b48a90c6bbd11be53005a08ffab38fcfa424b5fb0844f7dc4e3c7c10733ed
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SSDEEP
49152:V7z2B+S8lpOlBWD9rqGpi0iIGTHI6DOnIIeNxu6xl1aZt6m5xbzDI6bpsRJrAGGG:JO2D80iFIIm3Gob5iEu3qWVQ+
Score10/10-
Renames multiple (8399) 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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