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Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
18/02/2024, 10:38
Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_902ff83b763aeb86087c0733e4437a5d_ryuk.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_902ff83b763aeb86087c0733e4437a5d_ryuk.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_902ff83b763aeb86087c0733e4437a5d_ryuk.exe
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Size
1.5MB
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MD5
902ff83b763aeb86087c0733e4437a5d
-
SHA1
23fe806d3b79fbdbd7a1c2a80f5bce233641e73f
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SHA256
1cd8f164a1177e7e4aec2ee1d7bcc6b6ca50f8ab004655edbcc087faf5785f45
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SHA512
af22515de33f9315fc3a9906bb9e0e0ad1ea3a270cd70fa3acc12d60ae7d3b5bb7439146deeb43cc8d1515f7f4dbbe38cdce5bbcdda6cf4e4bbd1e6b85c4f5db
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SSDEEP
24576:CTKnpwJ+RMCks7WE9F5pwg8zmdqQjC60jiHkU:qGdMCks7R9L58UqFJjskU
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\alg.exe 2024-02-18_902ff83b763aeb86087c0733e4437a5d_ryuk.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 816 2024-02-18_902ff83b763aeb86087c0733e4437a5d_ryuk.exe