General
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Target
file.ps1
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Size
29B
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Sample
250213-yna1qstjbk
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MD5
726ac161772f83ef4c852d6c3e158e86
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SHA1
66b5487d1d873300d241e96fed4e1ba5d8fea2af
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SHA256
630f2e9dc252f71613a30aaf3544739785a64f3f6fc96fbcc960511b29e0eced
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SHA512
0b103e71e1a6b5ba400981f45ba460290ec97bd424a80ed4675b12aa68e9d3426bc253c5ae63ad4deba146b69a10b8f532c40344e6194482c3cc73bc4ab95910
Static task
static1
Behavioral task
behavioral1
Sample
file.ps1
Resource
win10ltsc2021-20250211-en
Malware Config
Extracted
vidar
https://t.me/b4cha00
https://steamcommunity.com/profiles/76561199825403037
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:137.0) Gecko/20100101 Firefox/137.0
Targets
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Target
file.ps1
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Size
29B
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MD5
726ac161772f83ef4c852d6c3e158e86
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SHA1
66b5487d1d873300d241e96fed4e1ba5d8fea2af
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SHA256
630f2e9dc252f71613a30aaf3544739785a64f3f6fc96fbcc960511b29e0eced
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SHA512
0b103e71e1a6b5ba400981f45ba460290ec97bd424a80ed4675b12aa68e9d3426bc253c5ae63ad4deba146b69a10b8f532c40344e6194482c3cc73bc4ab95910
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Detect Vidar Stealer
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Vidar family
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Blocklisted process makes network request
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Downloads MZ/PE file
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Executes dropped EXE
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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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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1