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Analysis
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max time kernel
150s -
max time network
152s -
platform
debian-9_armhf -
resource
debian9-armhf-20221111-en -
resource tags
arch:armhfimage:debian9-armhf-20221111-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem -
submitted
09/07/2023, 09:59
General
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Target
a2a426c3680d0ed0c7fdea9eb6423968.elf
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Size
60KB
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MD5
a2a426c3680d0ed0c7fdea9eb6423968
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SHA1
c7e863483d55bf88e865ef39d8749841e13e3d96
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SHA256
7aec0aedf756e66b46e3318f4f005fa51018fcdfff2edc0abf4a5781982e39f2
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SHA512
450579a58cb5b61549d62ee31a84de9149ea54735525bd4accda449a091b5a6067386b2fac4255003f3e0eeda62435fffa6bd4e393c3fee49047a0f24d3ff787
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SSDEEP
1536:rMiy/8DkkQ9HG955fL+SbVqdXxcGihjDr:QK4S55fLvoUGihPr
Malware Config
Extracted
mirai
UNST
Signatures
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Contacts a large (19333) 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 File opened for modification /dev/watchdog File opened for modification /dev/misc/watchdog -
Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.
description ioc File opened for reading /proc/net/tcp -
Enumerates running processes
Discovers information about currently running processes on the system
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Reads system network configuration 1 TTPs 1 IoCs
Uses contents of /proc filesystem to enumerate network settings.
description ioc File opened for reading /proc/net/tcp -
Reads runtime system information 45 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/372/fd Process not Found File opened for reading /proc/369/exe Process not Found File opened for reading /proc/507/exe Process not Found File opened for reading /proc/358/fd Process not Found File opened for reading /proc/368/fd Process not Found File opened for reading /proc/404/exe Process not Found File opened for reading /proc/510/exe Process not Found File opened for reading /proc/511/exe Process not Found File opened for reading /proc/314/fd Process not Found File opened for reading /proc/463/exe Process not Found File opened for reading /proc/467/exe Process not Found File opened for reading /proc/472/exe Process not Found File opened for reading /proc/1/fd Process not Found File opened for reading /proc/364/fd Process not Found File opened for reading /proc/448/exe Process not Found File opened for reading /proc/508/exe Process not Found File opened for reading /proc/320/fd Process not Found File opened for reading /proc/237/fd Process not Found File opened for reading /proc/281/fd Process not Found File opened for reading /proc/294/fd Process not Found File opened for reading /proc/366/fd Process not Found File opened for reading /proc/375/fd Process not Found File opened for reading /proc/401/exe Process not Found File opened for reading /proc/403/exe Process not Found File opened for reading /proc/138/fd Process not Found File opened for reading /proc/499/exe Process not Found File opened for reading /proc/412/exe Process not Found File opened for reading /proc/319/fd Process not Found File opened for reading /proc/371/fd Process not Found File opened for reading /proc/414/exe Process not Found File opened for reading /proc/473/exe Process not Found File opened for reading /proc/234/fd Process not Found File opened for reading /proc/164/fd Process not Found File opened for reading /proc/283/fd Process not Found File opened for reading /proc/317/fd Process not Found File opened for reading /proc/369/fd Process not Found File opened for reading /proc/402/exe Process not Found File opened for reading /proc/self/exe a2a426c3680d0ed0c7fdea9eb6423968.elf File opened for reading /proc/236/fd Process not Found File opened for reading /proc/248/fd Process not Found File opened for reading /proc/288/fd Process not Found File opened for reading /proc/405/exe Process not Found File opened for reading /proc/406/exe Process not Found File opened for reading /proc/408/exe Process not Found File opened for reading /proc/216/fd Process not Found