Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2024 17:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2024-01-25_f6306a02c95cf6c90206a4ce1d468d36_ryuk.exe
Resource
win7-20231215-en
windows7-x64
0 signatures
150 seconds
General
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Target
2024-01-25_f6306a02c95cf6c90206a4ce1d468d36_ryuk.exe
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Size
2.2MB
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MD5
f6306a02c95cf6c90206a4ce1d468d36
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SHA1
639f8e1010e76a23b84ffe715d3acde060743a03
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SHA256
2881ebb98f0266587c5260e8c164b9f15b1894db3a6de55f32db9a50850a6b44
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SHA512
abfd94a1a01939a5f2e061bded6d94b4850e71b70b76df2c198a5fbff9f66894c826635833aaca769b62095d2a18a26f223bd1a3e5aaa54f8c0d847fe56bdaee
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SSDEEP
49152:dNl7soq7sQCr1kyG2xHywRfHIO2Ts4bvDy/snji6attJM:FD23S1kaxp9qyEnW6at
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
2024-01-25_f6306a02c95cf6c90206a4ce1d468d36_ryuk.exedescription ioc process File opened for modification C:\Windows\System32\alg.exe 2024-01-25_f6306a02c95cf6c90206a4ce1d468d36_ryuk.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2024-01-25_f6306a02c95cf6c90206a4ce1d468d36_ryuk.exedescription pid process Token: SeTakeOwnershipPrivilege 2100 2024-01-25_f6306a02c95cf6c90206a4ce1d468d36_ryuk.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/2100-0-0x00000000020F0000-0x0000000002150000-memory.dmpFilesize
384KB
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memory/2100-1-0x0000000140000000-0x0000000140247000-memory.dmpFilesize
2.3MB
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memory/2100-7-0x00000000020F0000-0x0000000002150000-memory.dmpFilesize
384KB
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memory/2100-9-0x00000000020F0000-0x0000000002150000-memory.dmpFilesize
384KB
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memory/2100-11-0x0000000140000000-0x0000000140247000-memory.dmpFilesize
2.3MB