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General
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Target
rcru_64.exe
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Size
1.0MB
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Sample
210401-pt65ylsd1j
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MD5
0d5d7377432ee449f30626c2371a0080
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SHA1
56a1d1203d62c131b70837d75af79aa19a3b0487
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SHA256
94c8cf0e19aa11a48a57baf54cc3679dda1dac4ad59ece1bf86ef117a974ddf9
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SHA512
19980615dbcba8ca8151aa5b93bc614b79edd1d77abbe37293001ecf16991cc939afca1cf62cac90c05510174cb8b7521a3074fbc160b47fd53d374521e06f0a
Static task
static1
Behavioral task
behavioral1
Sample
rcru_64.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
rcru_64.exe
Resource
win10v20201028
Malware Config
Extracted
\??\c:\Read_Me!_.txt
Extracted
C:\Users\Admin\Desktop\ReadMe_Now!.hta
Extracted
\??\c:\Read_Me!_.txt
Targets
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Target
rcru_64.exe
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Size
1.0MB
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MD5
0d5d7377432ee449f30626c2371a0080
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SHA1
56a1d1203d62c131b70837d75af79aa19a3b0487
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SHA256
94c8cf0e19aa11a48a57baf54cc3679dda1dac4ad59ece1bf86ef117a974ddf9
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SHA512
19980615dbcba8ca8151aa5b93bc614b79edd1d77abbe37293001ecf16991cc939afca1cf62cac90c05510174cb8b7521a3074fbc160b47fd53d374521e06f0a
Score10/10-
Modifies Windows Firewall
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Drops startup file
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Adds Run key to start application
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Drops desktop.ini file(s)
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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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