Analysis
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max time kernel
149s -
max time network
151s -
platform
ubuntu-24.04_amd64 -
resource
ubuntu2404-amd64-20240523-en -
resource tags
arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system -
submitted
13-11-2024 02:31
Behavioral task
behavioral1
Sample
72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elf
Resource
ubuntu2404-amd64-20240523-en
General
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Target
72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elf
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Size
76KB
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MD5
d222a699bc4770966c81134022ded560
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SHA1
090c3a92c71f543f466d4454ccb2e4089dc6b47d
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SHA256
72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b
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SHA512
fba181cc24e36d0ce67f6db008f78562e3375d533312051593ce1c312845f899e583070224c414ed7f6bcd913b0e2fb05fa34f9e5e854d89460e1dffe3c2e50f
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SSDEEP
1536:S4wLqHm7EJ2FB/cBGTLNPzYjd3P13mAj9s77a3OSa9EGA61GaLQp1X5FwbZnx:S4wLV7MARKOLSd3t3j987dSbGAGLQp1Q
Malware Config
Signatures
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Contacts a large (24146) 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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File and Directory Permissions Modification 1 TTPs 2 IoCs
Adversaries may modify file or directory permissions to evade defenses.
Processes:
shchmodpid Process 2442 sh 2447 chmod -
Changes its process name 1 IoCs
Processes:
72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elfdescription ioc pid Process Changes the process name, possibly in an attempt to hide itself /bin/systemd 2441 72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elf -
Processes:
mkdirmvdescription ioc Process File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mv -
Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
Processes:
shdescription ioc Process File opened for modification /tmp/bin/systemd sh
Processes
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/tmp/72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elf/tmp/72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elf1⤵
- Changes its process name
PID:2441 -
/bin/shsh -c "rm -rf bin/systemd && mkdir bin; >bin/systemd && mv /tmp/72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elf bin/systemd; chmod 777 bin/systemd"2⤵
- File and Directory Permissions Modification
- Writes file to tmp directory
PID:2442 -
/usr/bin/rmrm -rf bin/systemd3⤵PID:2443
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/usr/bin/mkdirmkdir bin3⤵
- Reads runtime system information
PID:2445
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/usr/bin/mvmv /tmp/72324439f7a5e33f987f19d949a48e27113ecc7b3bd4d7745ca15a0f2b21285b.elf bin/systemd3⤵
- Reads runtime system information
PID:2446
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/usr/bin/chmodchmod 777 bin/systemd3⤵
- File and Directory Permissions Modification
PID:2447
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