Analysis
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max time kernel
126s -
max time network
162s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
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submitted
21-02-2025 14:53
General
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Target
sora.arm7.elf
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Size
50KB
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MD5
c35aa445d978e350a2fc77ecb70cce84
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SHA1
ae8b2ff8182d4180cc23f348d20c09fb6e04a4e4
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SHA256
769ac938767ce381ccf9c162d88bb09875aa403b857fbadca85e37a5ad51304c
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SHA512
f905d7b746b92b6a502c8882abeb3f43ece0bce48a2746033b8504e7fe1bd8e56a4454b5e778dc46bd503355d13d31f612fdc41bf650740ff8fc67e75c31f34d
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SSDEEP
1536:uCoqsGR4eB3g0Vmh1IxIpC8JCL9VE8amFZP7R3v:Xoqs2Twh6P8JCLJ9ZP7R3v
Malware Config
Extracted
mirai
SORA
Signatures
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Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
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Mirai family
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Contacts a large (145492) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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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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Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.
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Changes its process name 1 IoCs
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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 33 IoCs
Reads data from /proc virtual filesystem.
Processes
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/tmp/sora.arm7.elf/tmp/sora.arm7.elf1⤵
- Modifies Watchdog functionality
- Enumerates active TCP sockets
- Changes its process name
- Reads system network configuration
- Reads runtime system information