General
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Target
5f439891ef7e47e8c0036d0501c68cea241ad6470cbff0231f83d16c13a228b5
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Size
1.9MB
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Sample
220625-dntgvsebf2
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MD5
5885ff4dabd6c5f62a8c3a94dcbacd32
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SHA1
312979362ea97cdcb31dca43bafcc964ab08c77a
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SHA256
5f439891ef7e47e8c0036d0501c68cea241ad6470cbff0231f83d16c13a228b5
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SHA512
96b72f75d7726bb24ee3b9c0961f7034f96d078049a52edc494b1280f449f93a9e481288e02693df5565de472302422cd74c7cc3876d8b0c8d94a6b4d6e54aba
Static task
static1
Behavioral task
behavioral1
Sample
5f439891ef7e47e8c0036d0501c68cea241ad6470cbff0231f83d16c13a228b5.exe
Resource
win7-20220414-en
Malware Config
Extracted
vidar
14
223
http://klegrandlichgrum.com/
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profile_id
223
Targets
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Target
5f439891ef7e47e8c0036d0501c68cea241ad6470cbff0231f83d16c13a228b5
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Size
1.9MB
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MD5
5885ff4dabd6c5f62a8c3a94dcbacd32
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SHA1
312979362ea97cdcb31dca43bafcc964ab08c77a
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SHA256
5f439891ef7e47e8c0036d0501c68cea241ad6470cbff0231f83d16c13a228b5
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SHA512
96b72f75d7726bb24ee3b9c0961f7034f96d078049a52edc494b1280f449f93a9e481288e02693df5565de472302422cd74c7cc3876d8b0c8d94a6b4d6e54aba
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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