Analysis
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max time kernel
140s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2024 10:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2024-02-03_3432de474263db0f8fc9281ce55a237a_ryuk.exe
Resource
win7-20231129-en
windows7-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-02-03_3432de474263db0f8fc9281ce55a237a_ryuk.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
1 signatures
150 seconds
General
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Target
2024-02-03_3432de474263db0f8fc9281ce55a237a_ryuk.exe
-
Size
139KB
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MD5
3432de474263db0f8fc9281ce55a237a
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SHA1
9ada647887416e8bda449e4757202a66487c4626
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SHA256
69c63601d0b717f89eff8da02e76408b6b3fd1bc24ffeac9f265ad18ac4efdb3
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SHA512
423467bd37bea01dd25c350a2b882c8ba2c12db61bfc3102a0eddea1cabab053a066d9c7689fd574119a40ff656f42da26f0c8b31cff5fe250098038baa22a55
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SSDEEP
3072:EyTZXYw/VAJJhxN4noPgEu8iET8ymDHYS/Lvblv:EG/UJh8GNZi5ymfD
Score
1/10
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2920 wrote to memory of 4352 2920 2024-02-03_3432de474263db0f8fc9281ce55a237a_ryuk.exe 85 PID 2920 wrote to memory of 4352 2920 2024-02-03_3432de474263db0f8fc9281ce55a237a_ryuk.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-03_3432de474263db0f8fc9281ce55a237a_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-03_3432de474263db0f8fc9281ce55a237a_ryuk.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c2⤵PID:4352
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