General
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Target
BigStorage.exe
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Size
54KB
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Sample
250331-vtm1pswq18
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MD5
e4c2d116ff8f8602d7ca81f025036d5e
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SHA1
94b46e5379e1314ee96ffbaa48593ef326a9a1d4
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SHA256
1bd799f8311e4ed91a9e07a2d0ab1f0dfb737b2bf781dd15f854a324e837558f
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SHA512
92564e49328e9e282b18487f1cdf25a6d0badfe981fd02f88f4692f1a8eddd9899de9bae8faf18936e8513338a4aa4e738cb853722678a42246536ae8daf8fe3
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SSDEEP
768:pscaIyIJVENs/ywjuZeeJWTjOKZKfgm3EhHpUgzkrZEhJJtkAZPmE3OR:2c1TVEgreJWTaF7EFpUmNvzPF
Behavioral task
behavioral1
Sample
BigStorage.exe
Resource
win10ltsc2021-20250314-en
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1356312400638247114/GvA4p92IQSQKZMWJi3SXvoE1endRZG65DVGTN3juCh_-euq8AYz3K3YVPjOQLjStWmTI
Targets
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Target
BigStorage.exe
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Size
54KB
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MD5
e4c2d116ff8f8602d7ca81f025036d5e
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SHA1
94b46e5379e1314ee96ffbaa48593ef326a9a1d4
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SHA256
1bd799f8311e4ed91a9e07a2d0ab1f0dfb737b2bf781dd15f854a324e837558f
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SHA512
92564e49328e9e282b18487f1cdf25a6d0badfe981fd02f88f4692f1a8eddd9899de9bae8faf18936e8513338a4aa4e738cb853722678a42246536ae8daf8fe3
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SSDEEP
768:pscaIyIJVENs/ywjuZeeJWTjOKZKfgm3EhHpUgzkrZEhJJtkAZPmE3OR:2c1TVEgreJWTaF7EFpUmNvzPF
Score10/10-
Mercurial Grabber Stealer
Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.
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Mercurialgrabber family
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1