General
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Target
skuld.exe
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Size
9.5MB
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Sample
240628-jlll5a1dlm
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MD5
1be94157b0913505663b33e385fc661a
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SHA1
7d0166709d002b7669ef738eee92b54d03959835
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SHA256
1782797f8874cb105549a70054fd5dfe41b9e24c685602782119ff01c583a18c
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SHA512
0798082cad2988ae649bf57cd58c41db6173b7119c42299bc94d67f8d163bdd0b34463da159dcd6c44bc940199c7a4fb56945559b83dc9b33538bb387287b61e
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SSDEEP
98304:p0uCF1r4MA99QQjCvVwPIieO7XubEeszsFgLxUf6:rEr4MAQ3wPIiemXuIeszWf
Behavioral task
behavioral1
Sample
skuld.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
skuld.exe
Resource
win10v2004-20240611-en
Malware Config
Extracted
skuld
https://discord.com/api/webhooks/1256150041513562143/LfrA9YKj_eB7YuAhTIl0O-spiEIkK-M3AYcBofAqSotskvUIB1bZRSbod7TXYgA7oLQp
Targets
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Target
skuld.exe
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Size
9.5MB
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MD5
1be94157b0913505663b33e385fc661a
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SHA1
7d0166709d002b7669ef738eee92b54d03959835
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SHA256
1782797f8874cb105549a70054fd5dfe41b9e24c685602782119ff01c583a18c
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SHA512
0798082cad2988ae649bf57cd58c41db6173b7119c42299bc94d67f8d163bdd0b34463da159dcd6c44bc940199c7a4fb56945559b83dc9b33538bb387287b61e
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SSDEEP
98304:p0uCF1r4MA99QQjCvVwPIieO7XubEeszsFgLxUf6:rEr4MAQ3wPIiemXuIeszWf
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Drops file in Drivers directory
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1