Analysis
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max time kernel
115s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
06/03/2025, 17:28
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe
Resource
win10v2004-20250217-en
General
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Target
2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe
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Size
691KB
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MD5
c32074c697181bb10785afb2251e3d97
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SHA1
1e35ab0f31510f19d84369f132ec417941f1d2a9
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SHA256
b80cf979042c47ac0faaefcdf4e92142aff6aaaf0286b67a9e0835138a3e7707
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SHA512
140667faba182b2207ac416b221aedd5f793e320a0f2ae9d0fd33586fa60bef270c602985fee0671ebbae5e9caaf45d2726cfd0d377e973c6c6d24bf4ca96a36
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SSDEEP
6144:aNrRsZd9uXuSZSs9egMz4Od/LLrnm3TP1U4sx09xJTtP7/F30EFKp/FgmX:aNrRfZSs9ezz/PwTP1Utq9MEUp/ymX
Malware Config
Signatures
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Azov
A wiper seeking only damage, first seen in 2022.
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Azov family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bandera = "C:\\ProgramData\\rdpclient.exe" 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Z: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\B: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\E: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\H: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\K: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\T: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\W: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\A: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\M: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\N: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\R: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\X: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\J: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\P: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\Q: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\S: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\G: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\I: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\L: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\O: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\U: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\V: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened (read-only) \??\Y: 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe -
Drops file in Program Files directory 14 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\7z.exe 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\7zCon.sfx 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\descript.ion 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\History.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\af.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File created C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\7z.sfx 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\an.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ar.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ast.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\az.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\Lang\ba.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File opened for modification C:\Program Files\7-Zip\7-zip.chm 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe File created C:\Program Files\7-Zip\RESTORE_FILES.txt 2025-03-06_c32074c697181bb10785afb2251e3d97_ryuk.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD578ede93114e65f9160fd03d3357c56e6
SHA188d531b101e57655f1d0d26c6b3257aa2468d460
SHA256c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5
SHA512074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d