Analysis
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max time kernel
126s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
19-06-2024 15:19
General
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Target
PyGrabber BETA/PyGrabber.exe
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Size
46KB
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MD5
9934be2fca82f5d2c76e23816e289e78
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SHA1
4d857ca16570c1e9563f989bc00eba57a1f570e9
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SHA256
d7431f4441abc86098bee0b76bd07dd6a59d313845d88d246f66de6d2cbc16cb
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SHA512
995c58845dbd22f986a72573313896b9d8b2f7e5732da301d6310393753d3e4362373860a12f0084f3eb239435c454f99b1ee219c0e79cf7935364e28477b882
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SSDEEP
768:EDf1uZdxCGO1rtQ7YBCuZ1L1+TjXtKZKfgm3Ehq6lnkN0Wkrh:Yaxm1r1BpL1+TztF7Ek6lnxW
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/989605498150092830/I3sJcFFWbTWwsAi6ly8l_n-AJ0DbeIeGdUt5rJnglsUWr5gsPaHLpVae-SL6M8scYn3s
Signatures
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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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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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Checks SCSI registry key(s) 3 TTPs 1 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PyGrabber BETA\PyGrabber.exe"C:\Users\Admin\AppData\Local\Temp\PyGrabber BETA\PyGrabber.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4076,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=1276 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
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Filesize
8KB
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Filesize
10.8MB
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Filesize
10.8MB