General
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Target
Mozi.mrdqxotrx
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Size
132KB
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Sample
220425-3dkjmschcq
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MD5
a73ddd6ec22462db955439f665cad4e6
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SHA1
ac6962542a4b23ac13bddff22f8df9aeb702ef12
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SHA256
b5cf68c7cb5bb2d21d60bf6654926f61566d95bfd7c9f9e182d032f1da5b4605
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SHA512
92a52f68a7324c4d5876e1f7e2cb87d14b8604b057ceee2e537815568faa96abf576a22111c5c976eff72ab9015f1261b2331d4b4d711f4e62c8eb403c2377aa
Malware Config
Targets
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Target
Mozi.mrdqxotrx
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Size
132KB
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MD5
a73ddd6ec22462db955439f665cad4e6
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SHA1
ac6962542a4b23ac13bddff22f8df9aeb702ef12
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SHA256
b5cf68c7cb5bb2d21d60bf6654926f61566d95bfd7c9f9e182d032f1da5b4605
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SHA512
92a52f68a7324c4d5876e1f7e2cb87d14b8604b057ceee2e537815568faa96abf576a22111c5c976eff72ab9015f1261b2331d4b4d711f4e62c8eb403c2377aa
Score10/10-
suricata: ET MALWARE Mirai Variant User-Agent (Outbound)
suricata: ET MALWARE Mirai Variant User-Agent (Outbound)
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Contacts a large (9073) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Modifies the Watchdog daemon
Malware like Mirai modify the Watchdog to prevent it restarting an infected system.
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Writes file to system bin folder
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Modifies hosts file
Adds to hosts file used for mapping hosts to IP addresses.
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Writes DNS configuration
Writes data to DNS resolver config file.
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Enumerates active TCP sockets
Gets active TCP sockets from /proc virtual filesystem.
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Modifies init.d
Adds/modifies system service, likely for persistence.
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Reads system routing table
Gets active network interfaces from /proc virtual filesystem.
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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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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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Reads system network configuration
Uses contents of /proc filesystem to enumerate network settings.
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Reads runtime system information
Reads data from /proc virtual filesystem.
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Writes file to tmp directory
Malware often drops required files in the /tmp directory.
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