Analysis
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max time kernel
150s -
max time network
151s -
platform
debian-9_mips -
resource
debian9-mipsbe-20230831-en -
resource tags
arch:mipsimage:debian9-mipsbe-20230831-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem -
submitted
08/10/2023, 01:01
Behavioral task
behavioral1
Sample
859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add.elf
Resource
debian9-mipsbe-20230831-en
General
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Target
859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add.elf
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Size
82KB
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MD5
0a48376442f006e00d9b317018bf3701
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SHA1
b48bfab2266a0dadb107d38e34f16cc5d452e98c
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SHA256
859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add
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SHA512
6d37e54e7da54448ca7e242fb72623237b3be7637b8e076c089f44adc7a72d37f3d5d351527c80b245f2aea85b24fb432deca95aa70142af38ba2e3015fd03de
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SSDEEP
768:2ty6IP7M/kq0INRhfuN2Eo9tl/de2YIwHKRH0I84EH6UTF7ZDYovZ73x/nL8y8Q+:Rakdn2Eo3ePu5GTFRYo99Be037WXv
Malware Config
Signatures
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Contacts a large (35058) 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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Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself /bin/systemd 348 859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add.elf -
Reads runtime system information 2 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mv -
Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/bin/systemd sh
Processes
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/tmp/859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add.elf/tmp/859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add.elf1⤵
- Changes its process name
PID:348 -
/bin/shsh -c "rm -rf bin/systemd && mkdir bin; >bin/systemd && mv /tmp/859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add.elf bin/systemd; chmod 777 bin/systemd"2⤵
- Writes file to tmp directory
PID:349 -
/bin/rmrm -rf bin/systemd3⤵PID:350
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/bin/mkdirmkdir bin3⤵
- Reads runtime system information
PID:351
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/bin/mvmv /tmp/859fe559309874d421b418af32ed0ca1c87af924c01382e5b50a0fe7c9770add.elf bin/systemd3⤵
- Reads runtime system information
PID:352
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/bin/chmodchmod 777 bin/systemd3⤵PID:353
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