Analysis
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max time kernel
41012s -
max time network
155s -
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
28/03/2023, 09:01
Behavioral task
behavioral1
Sample
x86.elf
Resource
ubuntu1804-amd64-en-20211208
3 signatures
150 seconds
General
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Target
x86.elf
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Size
54KB
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MD5
0594ee9b8c6882453e9bce4efef26ce8
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SHA1
41b7b6276c2bb8fe9195d52326c97cae6688befc
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SHA256
8f34635582b40095852b614377c71e88c9cdeaeb832398ae53788a66babaee79
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SHA512
6f4e91fbf08a5f53dcc2aa49a3a2f0a81618b2fe416e12e41ceb35a561f723f737eb640fd64d8b0642b2d5f434604ba2051d2d11aaa1686cd9e61dd1717b6214
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SSDEEP
1536:JeESt/basV2rcZhG6+KN7TqmlSR9zWOIaEjrqMes:JeESt/basVTgW7TqmQRVtXESt
Score
9/10
Malware Config
Signatures
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Contacts a large (25445) 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/x86.elf/tmp/x86.elf1⤵PID:593
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/bin/shsh -c "rm -rf bin/busybox && mkdir bin; >bin/busybox && mv /�=���=��/tmp/x86.elf=����o�=�� bin/busybox; chmod 777 bin/busybox"1⤵PID:594
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/bin/rmrm -rf bin/busybox2⤵PID:595
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/bin/mkdirmkdir bin2⤵
- Reads runtime system information
PID:596
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/bin/mvmv "/�=���=��/tmp/x86.elf=����o�=��" bin/busybox2⤵
- Reads runtime system information
PID:597
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/bin/chmodchmod 777 bin/busybox2⤵PID:598
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