Analysis
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max time kernel
10057s -
max time network
153s -
platform
ubuntu-18.04_amd64 -
resource
ubuntu1804-amd64-20221111-en -
resource tags
arch:amd64arch:i386image:ubuntu1804-amd64-20221111-enkernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system -
submitted
08/03/2023, 04:05
Behavioral task
behavioral1
Sample
x86.elf
Resource
ubuntu1804-amd64-20221111-en
3 signatures
150 seconds
General
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Target
x86.elf
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Size
54KB
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MD5
8091bef4bea1b3ef111a59dd9238b9d1
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SHA1
8c4408a6789a5f6118efadc1dce8d0b80be1e40a
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SHA256
d6b653db16f33dca311fc975a42592b25407b28dacd5e5a23f4bd9e0cedd358d
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SHA512
c95b249bb6ed68be70efbd1f420e6ddaa19675269ea8d391cc02dd9953714319e2c1dc40ee65a84b9b8174667dd062495c7b954516422ad6af27ab54d4f2e532
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SSDEEP
1536:FEytfbaM12r8ZBG6CANZmTJTwSoaEDrkMUL:FEytfbaM1zAGNwT5T3Es3
Score
9/10
Malware Config
Signatures
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Contacts a large (37371) 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:603
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/bin/shsh -c "rm -rf bin/systemd && mkdir bin; >bin/systemd && mv /q��!��/tmp/x86.elf��d�o��� bin/systemd; chmod 777 bin/systemd"1⤵PID:604
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/bin/rmrm -rf bin/systemd2⤵PID:605
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/bin/mkdirmkdir bin2⤵
- Reads runtime system information
PID:606
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/bin/mvmv "/q��!��/tmp/x86.elf��d�o���" bin/systemd2⤵
- Reads runtime system information
PID:607
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/bin/chmodchmod 777 bin/systemd2⤵PID:608
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