Analysis
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max time kernel
151s -
max time network
151s -
platform
debian-9_armhf -
resource
debian9-armhf-20231222-en -
resource tags
arch:armhfimage:debian9-armhf-20231222-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem -
submitted
03/02/2024, 02:48
Behavioral task
behavioral1
Sample
8bfbd5faf2dd2dfb76e60c14d010fbf1bcbe980950528709ceac4edc9f003c6a.elf
Resource
debian9-armhf-20231222-en
General
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Target
8bfbd5faf2dd2dfb76e60c14d010fbf1bcbe980950528709ceac4edc9f003c6a.elf
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Size
215KB
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MD5
8f0ef21b5de9e86fb84f39100d232d31
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SHA1
dc251a7d8f85c9f22dcd88cdc1db553b2414837d
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SHA256
8bfbd5faf2dd2dfb76e60c14d010fbf1bcbe980950528709ceac4edc9f003c6a
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SHA512
2e2f07bddeaad98deef73b88054af5496dcf1dc5c716e31b92689601e939c535fc11eec69306755f29aed50f768ea09c3fc34967fb770d43df1f709a499ebf04
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SSDEEP
6144:+dta8mHLmWskspb7HI+YnFavgBE6OCTI6c3m:+dta82xZAjsnwvgBE6OCTI6Wm
Malware Config
Signatures
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Contacts a large (204549) 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 -
Creates/modifies Cron job 1 TTPs 1 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
description ioc Process File opened for modification /etc/crontab 8bfbd5faf2dd2dfb76e60c14d010fbf1bcbe980950528709ceac4edc9f003c6a.elf -
Reads runtime system information 1 IoCs
Reads data from /proc virtual filesystem.
description ioc File opened for reading /proc/703/exe