Analysis
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max time kernel
21586s -
max time network
154s -
platform
linux_amd64 -
resource
ubuntu1804-amd64-en-20211208 -
resource tags
arch:amd64arch:i386image:ubuntu1804-amd64-en-20211208kernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system -
submitted
15-08-2022 12:57
Behavioral task
behavioral1
Sample
skid.x86-20220815-1256
Resource
ubuntu1804-amd64-en-20211208
ubuntu-18.04-amd64
3 signatures
150 seconds
General
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Target
skid.x86-20220815-1256
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Size
57KB
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MD5
50ea43103c2f9791d05c0a9c75b235a9
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SHA1
e5dac3fe73a1fcaaf1d36a81ce7368192d77136f
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SHA256
4281cc9ffaf7a3329efcf62ad231e4b96374406e44ece5dde09873984a0cc647
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SHA512
481861c9d7af10060511d260c69f7656d2f8a515d4378223caff57c09bb7d3dab627fb22ffe2d1d97d47d08080bb67d79bbffc800513b25e0a43403b28d63eaa
Score
9/10
Malware Config
Signatures
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Contacts a large (23512) 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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Reads runtime system information 2 IoCs
Reads data from /proc virtual filesystem.
description ioc Process /proc/filesystems /proc/filesystems mkdir /proc/filesystems /proc/filesystems mv
Processes
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/tmp/skid.x86-20220815-1256/tmp/skid.x86-20220815-12561⤵PID:577
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/bin/shsh -c "rm -rf bin/busybox && mkdir bin; >bin/busybox && mv /tmp/skid.x86-20220815-1256 bin/busybox; chmod 777 bin/busybox"1⤵PID:578
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/bin/rmrm -rf bin/busybox2⤵PID:579
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/bin/mkdirmkdir bin2⤵
- Reads runtime system information
PID:580
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/bin/mvmv /tmp/skid.x86-20220815-1256 bin/busybox2⤵
- Reads runtime system information
PID:581
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/bin/chmodchmod 777 bin/busybox2⤵PID:582
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