Analysis
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max time kernel
82s -
max time network
183s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
10/01/2024, 05:54
General
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Target
2024-01-09_51b4d1080c76d2e21cfb3d9e9752b592_ryuk.exe
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Size
1.8MB
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MD5
51b4d1080c76d2e21cfb3d9e9752b592
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SHA1
8a8d0ac9db15e3102abb588f98f59ffdb2a5de76
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SHA256
b34d1e7a3e8ae8899b599974e5afd8ac89e14b5cf61e925e4fbd651df6ee53ea
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SHA512
c022e87867cde3617d70d7651acb7698d0e60d8ce217bf1508f98143b2d51f18c7b22bc32d6300d55465768fb2f4af93ba9c8163cce6c9f2a8255453b6bd082f
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SSDEEP
49152:5KfuPS3ELNjV7SZxEfOfOgwf0DaB0zj0yjoB2:6m9OZxwgeB2Yyjl
Score
5/10
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-09_51b4d1080c76d2e21cfb3d9e9752b592_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-09_51b4d1080c76d2e21cfb3d9e9752b592_ryuk.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2152 -s 2842⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
384KB
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Filesize
1.9MB
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Filesize
384KB
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Filesize
384KB
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Filesize
1.9MB