Analysis
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max time kernel
138s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20250313-en -
resource tags
arch:x64arch:x86image:win11-20250313-enlocale:en-usos:windows11-21h2-x64system -
submitted
31/03/2025, 11:36
Behavioral task
behavioral1
Sample
582392.exe
Resource
win10ltsc2021-20250314-en
General
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Target
582392.exe
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Size
45KB
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MD5
c860dbba55d2b9a69e9f8f768ae7aed7
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SHA1
7ce0a9b4e46e0fb0c01cb1d935403f8e4e0bcd0d
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SHA256
5f1d0c1090976094d07e191815db1eeaaa7ed51fd17d49f935d52927d0ab2dc6
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SHA512
8a262260ba2ce648fa1a92dd2b8d9f8e4eb62af8b1c4c8ca23c1c8a83a8824cb149a1d93ad967dba8d6b10cb8a544afcc2f114bc9c14db34ca1e75d709c626ed
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SSDEEP
768:RdhO/poiiUcjlJInUvH9Xqk5nWEZ5SbTDaJWI7CPW5M:Pw+jjgnOH9XqcnW85SbTAWIk
Malware Config
Extracted
xenorat
127.0.0.1
Xeno_rat_nd8912d
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delay
5000
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install_path
nothingset
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port
58239
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startup_name
nothingset
Signatures
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Detect XenoRat Payload 1 IoCs
resource yara_rule behavioral2/memory/804-1-0x0000000000820000-0x0000000000832000-memory.dmp family_xenorat -
Xenorat family
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 582392.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1136229799-3442283115-138161576-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix BackgroundTransferHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-1136229799-3442283115-138161576-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" BackgroundTransferHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-1136229799-3442283115-138161576-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:" BackgroundTransferHost.exe Key created \REGISTRY\USER\S-1-5-21-1136229799-3442283115-138161576-1000_Classes\Local Settings\MuiCache BackgroundTransferHost.exe Key created \REGISTRY\USER\S-1-5-21-1136229799-3442283115-138161576-1000_Classes\Local Settings\MuiCache MiniSearchHost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3144 MiniSearchHost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\582392.exe"C:\Users\Admin\AppData\Local\Temp\582392.exe"1⤵
- System Location Discovery: System Language Discovery
PID:804
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C:\Windows\system32\BackgroundTransferHost.exe"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.131⤵
- Modifies registry class
PID:3084
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3144
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\00306a47-378c-49b7-9a8b-59569d37527b.down_data
Filesize555KB
MD55683c0028832cae4ef93ca39c8ac5029
SHA1248755e4e1db552e0b6f8651b04ca6d1b31a86fb
SHA256855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e
SHA512aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3