Analysis
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max time kernel
151s -
max time network
154s -
platform
debian-9_armhf -
resource
debian9-armhf-20231215-en -
resource tags
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submitted
12-02-2024 18:13
General
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Target
8e09ce63b913be6f161f94738d62b24c
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Size
31KB
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MD5
8e09ce63b913be6f161f94738d62b24c
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SHA1
a81171394b9e1a837463e91e207ce955cbf2a87f
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SHA256
b9d92f637996e981006173eb207734301ff69ded8f9c2a7f0c9b6d5fcc9063a2
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SHA512
526197e30fcb5e56066381c6d13566b632cb1c9470000cb0b558b0141f3171fcc11f6144744546a040c6f214012ababb4f2a62371e9818b1b3d141dad5a9b543
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SSDEEP
768:Czc5814KRScHTqA4kOp2OITxWr/t9IGr7rs3UozL:4NRScHN+PHr7WzL
Malware Config
Extracted
mirai
MIRAI
Signatures
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Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
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Contacts a large (62430) 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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Changes its process name 1 IoCs
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Deletes Audit logs 1 TTPs 1 IoCs
Deletes logs related to the Linux Audit framework.
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Deletes itself 1 IoCs
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Deletes system logs 1 TTPs 2 IoCs
Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.
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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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Deletes log files 1 TTPs 3 IoCs
Deletes log files on the system.
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Reads runtime system information 1 IoCs
Reads data from /proc virtual filesystem.
Processes
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/tmp/8e09ce63b913be6f161f94738d62b24c/tmp/8e09ce63b913be6f161f94738d62b24c1⤵
- Changes its process name
- Deletes itself
- Modifies Watchdog functionality
- Reads runtime system information