Analysis
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max time kernel
101s -
max time network
142s -
platform
windows11-21h2_x64 -
resource
win11-20250313-en -
resource tags
arch:x64arch:x86image:win11-20250313-enlocale:en-usos:windows11-21h2-x64system -
submitted
22/03/2025, 00:26
Behavioral task
behavioral1
Sample
Release.zip
Resource
win11-20250313-en
General
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Target
Release.zip
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Size
329KB
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MD5
b4bc04a9de8511b1e580037b61f4bb8a
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SHA1
4e38e8d2cd98a55fa96ff19ae7c71e255e54f28c
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SHA256
235419025a4370a900cb615294e8c0328368159d94554da60bb63003606a1aed
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SHA512
0d1a3a3a8e8d1d823700baa104b60d5d9ac1376806fd56c634107d27eee78b07e6400e572177adcbfecd664f2dd2354d1bcd1959cb298f2f7ba79512cec1a49e
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SSDEEP
6144:pvlMkrmCOQBfUUK26TrFentFZPK+Mw1lqJlbYFc/ll0vbt2RfNz:5ZRSUAHFet4Hl4czebktt
Malware Config
Signatures
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Modifies registry class 4 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
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\8077cfd0-ffeb-4fd8-9941-e35cf3d99d4c.down_data
Filesize555KB
MD55683c0028832cae4ef93ca39c8ac5029
SHA1248755e4e1db552e0b6f8651b04ca6d1b31a86fb
SHA256855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e
SHA512aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3