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General
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Target
GrimLoader.exe
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Size
42KB
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Sample
250317-s6vj7sxj13
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MD5
735eb25f877a4980b0b76c2f065d4a70
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SHA1
4a8b6aed9b6a1f849d5ad34a2c362afbfbc74005
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SHA256
135fdc6be56667ccda9e1171eaee2adb19d13e2ec18768b9ecc029c29ed17ad9
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SHA512
0c50c594be3552ab274d1750a097f0439678190d4cb5eb890e86bde1a8c018a71ff13ea86daaf9aa84dff600b552ce015040e4aa6b9543b0fbc213b6c8c04c90
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SSDEEP
768:MmtZ5E9E//4MluZNLL9Tj+EKZKfgm3Ehkz:ZEIDkLL9TKEF7E2z
Behavioral task
behavioral1
Sample
GrimLoader.exe
Resource
win11-20250314-en
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/1351217330234851339/6y7ZFPB3atPFLb0xPM7cN5NPowrs6q29FzdK-4qDAFOjpV_eXwVJoAJmvEsfgiZwHomE
Targets
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Target
GrimLoader.exe
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Size
42KB
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MD5
735eb25f877a4980b0b76c2f065d4a70
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SHA1
4a8b6aed9b6a1f849d5ad34a2c362afbfbc74005
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SHA256
135fdc6be56667ccda9e1171eaee2adb19d13e2ec18768b9ecc029c29ed17ad9
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SHA512
0c50c594be3552ab274d1750a097f0439678190d4cb5eb890e86bde1a8c018a71ff13ea86daaf9aa84dff600b552ce015040e4aa6b9543b0fbc213b6c8c04c90
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SSDEEP
768:MmtZ5E9E//4MluZNLL9Tj+EKZKfgm3Ehkz:ZEIDkLL9TKEF7E2z
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