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Analysis
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max time kernel
152s -
max time network
156s -
platform
debian-9_armhf -
resource
debian9-armhf-20231215-en -
resource tags
arch:armhfimage:debian9-armhf-20231215-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem -
submitted
19/12/2023, 23:16
Static task
static1
General
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Target
5550866e5e1fa4166d1355ea1c7db587
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Size
44KB
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MD5
5550866e5e1fa4166d1355ea1c7db587
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SHA1
e240ab47c174633b0c7dde15e598d94debcd25dc
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SHA256
fbee966ac3095c6d829c40d94e494fcbe9bd5d4c7aab8d58e6371e45739bc98b
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SHA512
a243f2530907252135fb8d7d19cca02f3ff775e594ac22245438c0c47214ef3792d4ae7473a3b87987c277b405f0a100de69c2d0ea683e30d3394a23177394cc
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SSDEEP
768:WqQFxEieXEEbIG4McZyntYJlAwuq3U0Lc1Sez8jy+XI1FmMs:3QFxTeXEs4LMntYvfO82+41QT
Malware Config
Extracted
mirai
LAYER
Signatures
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Contacts a large (20114) 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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Writes file to system bin folder 1 TTPs 2 IoCs
description ioc File opened for modification /sbin/watchdog File opened for modification /bin/watchdog -
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 64 IoCs
Reads data from /proc virtual filesystem.
description ioc File opened for reading /proc/1075/exe File opened for reading /proc/332/fd File opened for reading /proc/801/exe File opened for reading /proc/976/exe File opened for reading /proc/871/exe File opened for reading /proc/1114/exe File opened for reading /proc/1139/exe File opened for reading /proc/317/fd File opened for reading /proc/683/fd File opened for reading /proc/994/exe File opened for reading /proc/1150/exe File opened for reading /proc/233/fd File opened for reading /proc/309/fd File opened for reading /proc/320/fd File opened for reading /proc/508/exe File opened for reading /proc/674/exe File opened for reading /proc/910/exe File opened for reading /proc/1011/exe File opened for reading /proc/965/exe File opened for reading /proc/1016/exe File opened for reading /proc/865/exe File opened for reading /proc/1048/exe File opened for reading /proc/506/fd File opened for reading /proc/662/fd File opened for reading /proc/684/fd File opened for reading /proc/656/exe File opened for reading /proc/816/exe File opened for reading /proc/1082/exe File opened for reading /proc/997/exe File opened for reading /proc/1054/exe File opened for reading /proc/1096/exe File opened for reading /proc/286/fd File opened for reading /proc/675/fd File opened for reading /proc/456/exe File opened for reading /proc/1046/exe File opened for reading /proc/1109/exe File opened for reading /proc/916/exe File opened for reading /proc/920/exe File opened for reading /proc/287/fd File opened for reading /proc/687/exe File opened for reading /proc/1022/exe File opened for reading /proc/1071/exe File opened for reading /proc/1122/exe File opened for reading /proc/653/fd File opened for reading /proc/862/exe File opened for reading /proc/1080/exe File opened for reading /proc/1148/exe File opened for reading /proc/138/fd File opened for reading /proc/614/fd File opened for reading /proc/953/exe File opened for reading /proc/681/fd File opened for reading /proc/826/exe File opened for reading /proc/850/exe File opened for reading /proc/929/exe File opened for reading /proc/949/exe File opened for reading /proc/1032/exe File opened for reading /proc/1062/exe File opened for reading /proc/297/fd File opened for reading /proc/1143/exe File opened for reading /proc/1084/exe File opened for reading /proc/1099/exe File opened for reading /proc/285/fd File opened for reading /proc/811/exe File opened for reading /proc/821/exe