General
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Target
BootstrapperNew.exe
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Size
534KB
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Sample
250222-e77z2axpfy
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MD5
64fdd7496eddeb222bea9a42fe6ed53d
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SHA1
998dcd9b27a2120cc46f0e47d65d29af12944d27
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SHA256
c0f57bfe8d8a19483cf6e2cbc7dd6bd0cbe15c60aec3ba13bf1da4ba76470c1b
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SHA512
9e7c4401fb3e0cca134087a87b78ba9466182d9678eb6be356edbe52b5337e91dfdf3342b6671092e8215583d425cc696f608cd05d706673be499b928268fe27
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SSDEEP
6144:Aa0ScUn4SkuC/Ee0lPYdue6VlWT8b9acd3YduIsan//fnss1OJb50D08I:AxfZ/9axPVle8kssX08I
Static task
static1
Behavioral task
behavioral1
Sample
BootstrapperNew.exe
Resource
win11-20250217-en
Malware Config
Targets
-
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Target
BootstrapperNew.exe
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Size
534KB
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MD5
64fdd7496eddeb222bea9a42fe6ed53d
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SHA1
998dcd9b27a2120cc46f0e47d65d29af12944d27
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SHA256
c0f57bfe8d8a19483cf6e2cbc7dd6bd0cbe15c60aec3ba13bf1da4ba76470c1b
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SHA512
9e7c4401fb3e0cca134087a87b78ba9466182d9678eb6be356edbe52b5337e91dfdf3342b6671092e8215583d425cc696f608cd05d706673be499b928268fe27
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SSDEEP
6144:Aa0ScUn4SkuC/Ee0lPYdue6VlWT8b9acd3YduIsan//fnss1OJb50D08I:AxfZ/9axPVle8kssX08I
Score10/10-
Modifies WinLogon for persistence
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Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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Loads dropped DLL
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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1