Analysis
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max time kernel
6210s -
max time network
134s -
platform
linux_amd64 -
resource
ubuntu1804-amd64-en-20211208 -
submitted
18/02/2022, 06:27
Static task
static1
Behavioral task
behavioral1
Sample
ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed
Resource
ubuntu1804-amd64-en-20211208
0 signatures
0 seconds
General
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Target
ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed
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Size
1.2MB
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MD5
80d0cac0cd6be8010819fdcd7ac4af46
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SHA1
adb2208a2016c6686c52d440f518098b4cbe3846
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SHA256
ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed
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SHA512
d0f1da32dd1f70ce3f918230c39c3d7a6210998f0a3ea0262805611156e3d37e8af237d14e3bf19eba0d7ea5b154621880fe3eadaea87bfc6e6337c6a5294a48
Score
7/10
Malware Config
Signatures
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Write file to user bin folder 1 TTPs 3 IoCs
description ioc Process /usr/bin/bsd-port/udevd.lock /usr/bin/bsd-port/udevd.lock Process not Found /usr/bin/bsd-port/getty /usr/bin/bsd-port/getty cp /usr/bin/.sshd /usr/bin/.sshd cp -
Reads runtime system information 7 IoCs
Reads data from /proc virtual filesystem.
description ioc Process /proc/filesystems /proc/filesystems mkdir /proc/filesystems /proc/filesystems mkdir /proc/filesystems /proc/filesystems cp /proc/filesystems /proc/filesystems mkdir /proc/filesystems /proc/filesystems mkdir /proc/filesystems /proc/filesystems cp /proc/cmdline /proc/cmdline insmod -
Writes file to tmp directory 5 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process /tmp/bill.lock /tmp/bill.lock Process not Found /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed cp /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed cp /tmp/notify.file /tmp/notify.file Process not Found /tmp/update_temporary /tmp/update_temporary Process not Found
Processes
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./ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed./ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed1⤵PID:571
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"1⤵PID:577
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/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt2⤵PID:578
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"1⤵PID:579
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/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt2⤵PID:580
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"1⤵PID:581
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/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt2⤵PID:582
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"1⤵PID:583
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/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt2⤵PID:584
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"1⤵PID:585
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/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt2⤵PID:586
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/bin/shsh -c "mkdir -p /usr/bin/bsd-port"1⤵PID:587
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/bin/mkdirmkdir -p /usr/bin/bsd-port2⤵
- Reads runtime system information
PID:588
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/bin/shsh -c "mkdir -p /usr/bin/bsd-port"1⤵PID:589
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/bin/mkdirmkdir -p /usr/bin/bsd-port2⤵
- Reads runtime system information
PID:590
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/bin/shsh -c "cp -f /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed /usr/bin/bsd-port/getty"1⤵PID:591
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/bin/cpcp -f /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed /usr/bin/bsd-port/getty2⤵
- Write file to user bin folder
- Reads runtime system information
- Writes file to tmp directory
PID:592
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/bin/shsh -c /usr/bin/bsd-port/getty1⤵PID:594
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/usr/bin/bsd-port/getty/usr/bin/bsd-port/getty2⤵PID:595
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/bin/shsh -c "mkdir -p /usr/bin"1⤵PID:596
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/bin/mkdirmkdir -p /usr/bin2⤵
- Reads runtime system information
PID:597
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/bin/shsh -c "mkdir -p /usr/bin"1⤵PID:598
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/bin/mkdirmkdir -p /usr/bin2⤵
- Reads runtime system information
PID:599
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/bin/shsh -c "cp -f /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed /usr/bin/.sshd"1⤵PID:600
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/bin/cpcp -f /tmp/ca22002822b27562971b1b12bfd61f2f670554ebdb0907270fda4a65f7fd2eed /usr/bin/.sshd2⤵
- Write file to user bin folder
- Reads runtime system information
- Writes file to tmp directory
PID:601
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/bin/shsh -c /usr/bin/.sshd1⤵PID:603
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/usr/bin/.sshd/usr/bin/.sshd2⤵PID:604
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/bin/shsh -c "insmod /tmp/xpacket.ko"1⤵PID:607
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/sbin/insmodinsmod /tmp/xpacket.ko2⤵
- Reads runtime system information
PID:608
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