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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
11/04/2024, 13:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2024-04-11_93c3263fc2104463d76831a89128e4d8_ryuk.exe
Resource
win7-20240220-en
3 signatures
150 seconds
General
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Target
2024-04-11_93c3263fc2104463d76831a89128e4d8_ryuk.exe
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Size
3.4MB
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MD5
93c3263fc2104463d76831a89128e4d8
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SHA1
16d87b4e9869f444431c5e7c43ace35c197f3211
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SHA256
6dbe5075dcc231b42afeea49379235f12f1b9ee8b96c598964ff01ab67333a26
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SHA512
101299b36ee69d368c92004fa1028ccd6b33fb1c01d52bba4252a1a2f7ac1a6c730c82e4743864f4a129da712233ad22f1d321e4cd796eeb6f06b27c3f0b4dec
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SSDEEP
49152:3Q+UuuLhdDM3xt+5YqcYsdJE1fyMt4cltQsx2eoqo5rN1ggWrJSdj5ixMdFrIe7y:3Qv5o7FeW5rN1UEj7TjYvH
Score
5/10
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 2024-04-11_93c3263fc2104463d76831a89128e4d8_ryuk.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTakeOwnershipPrivilege 3040 2024-04-11_93c3263fc2104463d76831a89128e4d8_ryuk.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3040 2024-04-11_93c3263fc2104463d76831a89128e4d8_ryuk.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-11_93c3263fc2104463d76831a89128e4d8_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-11_93c3263fc2104463d76831a89128e4d8_ryuk.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3040