General
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Target
ZephyrExec.exe
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Size
7.6MB
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Sample
250220-3jv8bsxrcq
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MD5
ab54a57c9a91ef8ad6049cd8b390fdf8
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SHA1
7923378ad3acada45164b06eff8fc8901791ce74
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SHA256
3ab06c1340d3b7ef5d124485b62db7a8b1e684f21f2c5456ac5289f9f25ffd7b
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SHA512
10acb23466d99574b4abc1797170f38fe3c872f5ce604a67413329db400c8dddd2901183b7b1736b59baa648261aa6a3a258d4ce878ad513fd606f4caab0393b
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SSDEEP
196608:xWv06AQzgwfI9jUCD6rlaZLH7qRGrGIYUoZy8FUsOnAoJ:jU/IH20drLYRZjoJ
Behavioral task
behavioral1
Sample
ZephyrExec.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ZephyrExec.exe
Resource
win10v2004-20250217-en
Malware Config
Targets
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Target
ZephyrExec.exe
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Size
7.6MB
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MD5
ab54a57c9a91ef8ad6049cd8b390fdf8
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SHA1
7923378ad3acada45164b06eff8fc8901791ce74
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SHA256
3ab06c1340d3b7ef5d124485b62db7a8b1e684f21f2c5456ac5289f9f25ffd7b
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SHA512
10acb23466d99574b4abc1797170f38fe3c872f5ce604a67413329db400c8dddd2901183b7b1736b59baa648261aa6a3a258d4ce878ad513fd606f4caab0393b
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SSDEEP
196608:xWv06AQzgwfI9jUCD6rlaZLH7qRGrGIYUoZy8FUsOnAoJ:jU/IH20drLYRZjoJ
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Drops file in Drivers directory
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Clipboard Data
Adversaries may collect data stored in the clipboard from users copying information within or between applications.
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Executes dropped EXE
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Loads dropped DLL
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
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Enumerates processes with tasklist
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MITRE ATT&CK Enterprise v15
Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Obfuscated Files or Information
1Command Obfuscation
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3