Analysis
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max time kernel
20746s -
max time network
152s -
platform
linux_mips -
resource
debian9-mipsbe-en-20211208 -
resource tags
arch:mipsimage:debian9-mipsbe-en-20211208kernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem -
submitted
05-08-2022 20:08
Static task
static1
Behavioral task
behavioral1
Sample
f586c357f162b4875c286e028b8a101f
Resource
debian9-mipsbe-en-20211208
General
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Target
f586c357f162b4875c286e028b8a101f
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Size
82KB
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MD5
f586c357f162b4875c286e028b8a101f
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SHA1
83964f5d27a8f6b1c0876e62dead592d86b2ed56
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SHA256
d9fc1ad9af297ff9f0fabf2227f8060b0eb069bb4fe430723ab06af3b981b9db
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SHA512
fa3827aa7eeeff0d106a864686d257288a9bbb50068cc265223e82c0e8183805776a7924a877637659b1359e3d7d1ec0bc46013f66084d2d82d661e801e0941d
Malware Config
Signatures
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Contacts a large (40409) 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 the Watchdog daemon 1 TTPs
Malware like Mirai modify the Watchdog to prevent it restarting an infected system.
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Enumerates active TCP sockets 1 TTPs 2 IoCs
Gets active TCP sockets from /proc virtual filesystem.
Processes:
f586c357f162b4875c286e028b8a101fdescription ioc process /proc/net/tcp /proc/net/tcp f586c357f162b4875c286e028b8a101f /proc/net/tcp /proc/net/tcp -
Reads system network configuration 1 TTPs 2 IoCs
Uses contents of /proc filesystem to enumerate network settings.
Processes:
f586c357f162b4875c286e028b8a101fdescription ioc process /proc/net/tcp /proc/net/tcp f586c357f162b4875c286e028b8a101f /proc/net/tcp /proc/net/tcp -
Reads runtime system information 19 IoCs
Reads data from /proc virtual filesystem.
Processes:
description ioc /proc/331/exe /proc/331/exe /proc/ /proc/ /proc/1/fd /proc/1/fd /proc/212/fd /proc/212/fd /proc/280/fd /proc/280/fd /proc/204/fd /proc/204/fd /proc/217/fd /proc/217/fd /proc/243/fd /proc/243/fd /proc/290/fd /proc/290/fd /proc/321/fd /proc/321/fd /proc/155/fd /proc/155/fd /proc/242/fd /proc/242/fd /proc/249/fd /proc/249/fd /proc/291/fd /proc/291/fd /proc/281/fd /proc/281/fd /proc/138/fd /proc/138/fd /proc/214/fd /proc/214/fd /proc/216/fd /proc/216/fd /proc/273/fd /proc/273/fd -
Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
Processes:
f586c357f162b4875c286e028b8a101fdescription ioc process /tmp/f586c357f162b4875c286e028b8a101f /tmp/f586c357f162b4875c286e028b8a101f f586c357f162b4875c286e028b8a101f