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Analysis
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max time kernel
133s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09/09/2024, 15:29
Behavioral task
behavioral1
Sample
42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe
Resource
win10v2004-20240802-en
General
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Target
42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe
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Size
75KB
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MD5
dfaa793468029d35d6156dcfbfacf0d0
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SHA1
d753fc9470a6ffa5e801f445f6d6ccb70d37da17
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SHA256
42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c
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SHA512
744d3fc0c5ea16d3a0da5bc3d6b9688ad997ec8fbe6442bc21df60b3dfdbb4ca3b642fda8cf851c578545249f8284543d170080b89a150e043c5196235253761
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SSDEEP
1536:FPmYE7E89MLYhht2wPbRwgdCFxy181i+TGhOKAQLj:Zkj9Pbyry1ItTOOKN
Malware Config
Extracted
xworm
nature-homeless.gl.at.ply.gg:41038
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Install_directory
%AppData%
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install_file
Yandex.exe
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule behavioral2/memory/3796-1-0x0000000000480000-0x000000000049A000-memory.dmp family_xworm -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Yandex.lnk 42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Yandex.lnk 42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Yandex = "C:\\Users\\Admin\\AppData\\Roaming\\Yandex.exe" 42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 6 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3796 42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3796 42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3796 42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe"C:\Users\Admin\AppData\Local\Temp\42ca144560a4c7cc6a244324a400014e7d6ee2f3b51f1a1f9183d460dccb7c6c.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3796