General
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Target
https://github.com/MalwareStudio/FunnyFile
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Sample
241108-w5ghqszlar
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/MalwareStudio/FunnyFile
Resource
win11-20241007-en
windows11-21h2-x64
26 signatures
300 seconds
Malware Config
Targets
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Target
https://github.com/MalwareStudio/FunnyFile
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Darkcomet family
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Modifies WinLogon for persistence
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Downloads MZ/PE file
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Executes dropped EXE
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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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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Subvert Trust Controls
1SIP and Trust Provider Hijacking
1