General
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Target
https://github.com/doberm/lunar-builder-token-grabber
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Sample
240518-rbfxwseh68
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/doberm/lunar-builder-token-grabber
Resource
win10v2004-20240426-en
Malware Config
Extracted
mercurialgrabber
https://discord.com/api/webhooks/929848218131517500/RAJP_O7pNMkh6dKOcHIT9GZc0Mcqnzd401eqBXgwULWf4HPnN80PCKx9dFi0bDKeUmJT
Targets
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Target
https://github.com/doberm/lunar-builder-token-grabber
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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
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NirSoft WebBrowserPassView
Password recovery tool for various web browsers
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Nirsoft
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Downloads MZ/PE file
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1