General
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Target
Update.exe
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Size
8.1MB
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Sample
240628-dm4w7s1blm
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MD5
91e2035f6aae7bf27732d8313d4a75f4
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SHA1
1dfc1ff6cc6a5772ffac5915097810f0f4a9a27c
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SHA256
9e833da741268e4506b2f283d81e5d2c1a80ead5bde52845aa727cf7278cd706
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SHA512
4962b64b8990efffa54f256f3170ccc483a680502505373ebea424bed3a2c4e4f07731cff2c2a7745ce28e48ff0c0783de5ec8b6328489c52a3375e552dedea7
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SSDEEP
196608:4eyFcK/kyQhZeN/FJMIDJf0gsAGK4RpuUDB:0/nQhK/Fqyf0gstpuW
Behavioral task
behavioral1
Sample
Update.exe
Resource
win10v2004-20240611-en
Malware Config
Targets
-
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Target
Update.exe
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Size
8.1MB
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MD5
91e2035f6aae7bf27732d8313d4a75f4
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SHA1
1dfc1ff6cc6a5772ffac5915097810f0f4a9a27c
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SHA256
9e833da741268e4506b2f283d81e5d2c1a80ead5bde52845aa727cf7278cd706
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SHA512
4962b64b8990efffa54f256f3170ccc483a680502505373ebea424bed3a2c4e4f07731cff2c2a7745ce28e48ff0c0783de5ec8b6328489c52a3375e552dedea7
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SSDEEP
196608:4eyFcK/kyQhZeN/FJMIDJf0gsAGK4RpuUDB:0/nQhK/Fqyf0gstpuW
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XMRig Miner payload
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Creates new service(s)
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Executes dropped EXE
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1System Services
2Service Execution
2Persistence
Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1