General
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Target
2023-05-26_c5ee09c97bf40c412c0af88d1c24e12c_darkside
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Size
146KB
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Sample
230527-derlxaag41
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MD5
c5ee09c97bf40c412c0af88d1c24e12c
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SHA1
ba1caedb0237c28d986c40af5a3f289bb3190891
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SHA256
48a0366841e2f59b533510f532b220458d3fd489efc4b71d00d2b9429b292fb9
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SHA512
a0d7b482f391a01b82cf42fc9cd4bbdd42f11352b90ed41e4e693dfefe9723b8f198822d45194643da498e878d15eaa217b7170298b3d4676082266a63978432
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SSDEEP
1536:lzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDsJOR0GgNWMwFcPBAtrPjYV/iUk:mqJogYkcSNm9V7DsUR0Gsce4DUZiT
Behavioral task
behavioral1
Sample
2023-05-26_c5ee09c97bf40c412c0af88d1c24e12c_darkside.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
2023-05-26_c5ee09c97bf40c412c0af88d1c24e12c_darkside.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
C:\Users\Admin\M3bz9xyxk.README.txt
https://t.me/unl0king
Extracted
C:\M3bz9xyxk.README.txt
https://t.me/unl0king
Targets
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Target
2023-05-26_c5ee09c97bf40c412c0af88d1c24e12c_darkside
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Size
146KB
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MD5
c5ee09c97bf40c412c0af88d1c24e12c
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SHA1
ba1caedb0237c28d986c40af5a3f289bb3190891
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SHA256
48a0366841e2f59b533510f532b220458d3fd489efc4b71d00d2b9429b292fb9
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SHA512
a0d7b482f391a01b82cf42fc9cd4bbdd42f11352b90ed41e4e693dfefe9723b8f198822d45194643da498e878d15eaa217b7170298b3d4676082266a63978432
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SSDEEP
1536:lzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDsJOR0GgNWMwFcPBAtrPjYV/iUk:mqJogYkcSNm9V7DsUR0Gsce4DUZiT
Score10/10-
Renames multiple (366) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Renames multiple (634) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Drops desktop.ini file(s)
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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