Analysis
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max time kernel
124s -
max time network
157s -
platform
debian-9_mips -
resource
debian9-mipsbe-20240611-en -
resource tags
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submitted
10-10-2024 06:53
General
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Target
na.elf
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Size
66KB
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MD5
2bc8fdb30c561d2fa0d96e5a4d14b0bb
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SHA1
6fc0ec8fa3b9b468130f5224db086febbb16e6aa
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SHA256
b48d3560388a23014805ad5f2518b5c965a902441255693234d4d70526f8084b
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SHA512
d08c6833eab5af484121ff1c9bf1c45e607701e29eba74a5bbb76241a5b5dafbfade8d427d10954efbbf9bc2585df7c6f6c2c2c1cb78fe0586c958de8329bc8f
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SSDEEP
768:BphYhwiqpvgrCSScSUXnZ8XKpf9Sd5N/NVQxtzJH0+HEc+8Yobue4mfphLBdJudd:FYTAgkYXnZ8HVWWlOfpudl2oN5/
Malware Config
Signatures
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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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Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
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Renames itself 1 IoCs
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Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Reads process memory 1 TTPs 1 IoCs
Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.
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Changes its process name 1 IoCs
Processes
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/tmp/na.elf/tmp/na.elf1⤵
- Modifies Watchdog functionality
- Renames itself
- Reads process memory
- Changes its process name