Analysis
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max time kernel
77s -
max time network
151s -
platform
debian-12_armhf -
resource
debian12-armhf-20240418-en -
resource tags
arch:armhfimage:debian12-armhf-20240418-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem -
submitted
05-01-2025 13:33
Behavioral task
behavioral1
Sample
z0r0.arm7.elf
Resource
debian12-armhf-20240418-en
debian-12-armhf
8 signatures
150 seconds
General
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Target
z0r0.arm7.elf
-
Size
54KB
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MD5
c2905cce39023437182165f4c484b703
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SHA1
6a128613eca7ce76dc3a7e7bbe937575b54387b0
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SHA256
39081308223a95724d945655162b54baca50acaaeff5110b45e4ec521ac5e603
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SHA512
337fb0f5754be7e79639654f33d30be7402d289e2992712f00cece8f40ff5cf61a2f65dfeadaae809b056c980ec8d78f186d88fef01b6aeb4a687d3671c44d18
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SSDEEP
768:vrI61Jcg2i2c5H6/fATljJfMHSNr8YL6mW+1N+q3UIIvCdyGQqf8QKf7:vd1igmcE/oTlleSNvTRIvCgGQqfm7
Score
10/10
Malware Config
Extracted
Family
mirai
Botnet
UNSTABLE
Signatures
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Mirai family
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Contacts a large (147854) 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.
description ioc Process File opened for modification /dev/watchdog z0r0.arm7.elf File opened for modification /dev/misc/watchdog z0r0.arm7.elf -
Writes file to system bin folder 2 IoCs
description ioc Process File opened for modification /sbin/watchdog z0r0.arm7.elf File opened for modification /bin/watchdog z0r0.arm7.elf -
Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself a 707 z0r0.arm7.elf -
description ioc Process File opened for reading /proc/645/cmdline z0r0.arm7.elf File opened for reading /proc/699/cmdline z0r0.arm7.elf File opened for reading /proc/704/cmdline z0r0.arm7.elf File opened for reading /proc/705/cmdline z0r0.arm7.elf File opened for reading /proc/719/cmdline z0r0.arm7.elf File opened for reading /proc/self/exe z0r0.arm7.elf File opened for reading /proc/628/cmdline z0r0.arm7.elf File opened for reading /proc/661/cmdline z0r0.arm7.elf File opened for reading /proc/680/cmdline z0r0.arm7.elf File opened for reading /proc/663/cmdline z0r0.arm7.elf File opened for reading /proc/714/cmdline z0r0.arm7.elf File opened for reading /proc/716/cmdline z0r0.arm7.elf File opened for reading /proc/646/cmdline z0r0.arm7.elf File opened for reading /proc/715/cmdline z0r0.arm7.elf