Analysis
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max time kernel
153s -
max time network
154s -
platform
ubuntu-18.04_amd64 -
resource
ubuntu1804-amd64-20221111-en -
resource tags
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submitted
03-06-2023 19:41
General
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Target
sshkey2.elf
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Size
18KB
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MD5
49b55b5189424fa00c16d438cfcab0e1
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SHA1
488e9f9035076250cea5e41119f41d63f25c474e
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SHA256
caf577935671be92ac6d345a23f49168787250316edbe6ddccebdfbcdec385eb
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SHA512
1e53a0a1a69faa2db102efba490020e9f3652b0f177ece69b0343522a1f082e5cd068ce16b3f8cd36e79745bdb20797420f73abefe8527d5be21a72a505a5ad0
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SSDEEP
384:MWeHKBGXaLKbt3PSgArJK2dRQQeCPKlFYjKN399R5lBHcUexKXnUbeQLq51e:MQGXiuK902dRECPJeN9jlBHcUeA3Pe
Malware Config
Signatures
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Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
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Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Changes its process name 1 IoCs
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Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
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Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.
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Enumerates running processes
Discovers information about currently running processes on the system
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Reads system network configuration 1 TTPs 1 IoCs
Uses contents of /proc filesystem to enumerate network settings.
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Reads runtime system information 37 IoCs
Reads data from /proc virtual filesystem.
Processes
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/tmp/sshkey2.elf/tmp/sshkey2.elf1⤵
- Changes its process name
- Reads runtime system information