Analysis
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max time kernel
151s -
max time network
153s -
platform
debian-9_mips -
resource
debian9-mipsbe-20240729-en -
resource tags
arch:mipsimage:debian9-mipsbe-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem -
submitted
23-11-2024 07:32
Static task
static1
Behavioral task
behavioral1
Sample
la.bot.mips.elf
Resource
debian9-mipsbe-20240729-en
General
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Target
la.bot.mips.elf
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Size
99KB
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MD5
a5da6231ab2a423f0bf7fad1a31024fa
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SHA1
918c3c53b15a6c88af39a8c017fa5719ad37fa74
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SHA256
cc352ff2955801b4b45890fc408af9bf4fc67094716dd701ead7ee922c375035
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SHA512
851cd689115431f30f83b172b16090fc3cfe698a6b6f094685e5c62421d7f2c3939a024c137bd47e4e7473976179b2a3bd4cdaad171c8d9e027bc99a2099c0e7
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SSDEEP
3072:3AUuIdNMvsHdHEUG789ZEhdTZg1CWD6obn3UnT:3e48sHKjqTDPm
Malware Config
Signatures
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Contacts a large (33601) 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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Deletes system logs 1 TTPs 1 IoCs
Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.
Processes:
la.bot.mips.elfdescription ioc process File deleted /var/log/syslog la.bot.mips.elf -
Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
Processes:
la.bot.mips.elfdescription ioc process File opened for modification /dev/watchdog la.bot.mips.elf File opened for modification /dev/misc/watchdog la.bot.mips.elf -
Renames itself 1 IoCs
Processes:
la.bot.mips.elfpid process 715 la.bot.mips.elf -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 208.67.222.222 -
Processes:
la.bot.mips.elfdescription ioc process File deleted /var/log/daemon.log la.bot.mips.elf -
Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.
Processes:
la.bot.mips.elfdescription ioc process File opened for reading /proc/net/tcp la.bot.mips.elf -
Enumerates running processes
Discovers information about currently running processes on the system
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Reads process memory 1 TTPs 1 IoCs
Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.
Processes:
la.bot.mips.elfdescription ioc process File opened for reading /proc/1/maps la.bot.mips.elf -
Changes its process name 1 IoCs
Processes:
la.bot.mips.elfdescription ioc pid process Changes the process name, possibly in an attempt to hide itself klogd 715 la.bot.mips.elf -
Reads system network configuration 1 TTPs 1 IoCs
Uses contents of /proc filesystem to enumerate network settings.
Processes:
la.bot.mips.elfdescription ioc process File opened for reading /proc/net/tcp la.bot.mips.elf -
Processes:
la.bot.mips.elfdescription ioc process File opened for reading /proc/81/fd la.bot.mips.elf File opened for reading /proc/10/fd la.bot.mips.elf File opened for reading /proc/23/fd la.bot.mips.elf File opened for reading /proc/69/fd la.bot.mips.elf File opened for reading /proc/74/fd la.bot.mips.elf File opened for reading /proc/75/fd la.bot.mips.elf File opened for reading /proc/122/fd la.bot.mips.elf File opened for reading /proc/176/fd la.bot.mips.elf File opened for reading /proc/11/fd la.bot.mips.elf File opened for reading /proc/14/fd la.bot.mips.elf File opened for reading /proc/388/fd la.bot.mips.elf File opened for reading /proc/20/fd la.bot.mips.elf File opened for reading /proc/77/fd la.bot.mips.elf File opened for reading /proc/9/fd la.bot.mips.elf File opened for reading /proc/22/fd la.bot.mips.elf File opened for reading /proc/156/fd la.bot.mips.elf File opened for reading /proc/1/fd la.bot.mips.elf File opened for reading /proc/13/fd la.bot.mips.elf File opened for reading /proc/251/fd la.bot.mips.elf File opened for reading /proc/73/fd la.bot.mips.elf File opened for reading /proc/37/fd la.bot.mips.elf File opened for reading /proc/2/fd la.bot.mips.elf File opened for reading /proc/4/fd la.bot.mips.elf File opened for reading /proc/18/fd la.bot.mips.elf File opened for reading /proc/36/fd la.bot.mips.elf File opened for reading /proc/383/fd la.bot.mips.elf File opened for reading /proc/110/fd la.bot.mips.elf File opened for reading /proc/19/fd la.bot.mips.elf File opened for reading /proc/21/fd la.bot.mips.elf File opened for reading /proc/15/fd la.bot.mips.elf File opened for reading /proc/71/fd la.bot.mips.elf File opened for reading /proc/79/fd la.bot.mips.elf File opened for reading /proc/82/fd la.bot.mips.elf File opened for reading /proc/5/fd la.bot.mips.elf File opened for reading /proc/339/fd la.bot.mips.elf File opened for reading /proc/12/fd la.bot.mips.elf File opened for reading /proc/17/fd la.bot.mips.elf File opened for reading /proc/346/fd la.bot.mips.elf File opened for reading /proc/6/fd la.bot.mips.elf File opened for reading /proc/234/fd la.bot.mips.elf File opened for reading /proc/7/fd la.bot.mips.elf File opened for reading /proc/24/fd la.bot.mips.elf File opened for reading /proc/121/fd la.bot.mips.elf File opened for reading /proc/8/fd la.bot.mips.elf File opened for reading /proc/161/fd la.bot.mips.elf File opened for reading /proc/381/fd la.bot.mips.elf File opened for reading /proc/72/fd la.bot.mips.elf File opened for reading /proc/76/fd la.bot.mips.elf File opened for reading /proc/3/fd la.bot.mips.elf File opened for reading /proc/16/fd la.bot.mips.elf File opened for reading /proc/336/fd la.bot.mips.elf File opened for reading /proc/344/fd la.bot.mips.elf File opened for reading /proc/349/fd la.bot.mips.elf -
System Network Configuration Discovery 1 TTPs 1 IoCs
Adversaries may gather information about the network configuration of a system.
Processes:
la.bot.mips.elfpid process 715 la.bot.mips.elf
Processes
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/tmp/la.bot.mips.elf/tmp/la.bot.mips.elf1⤵
- Deletes system logs
- Modifies Watchdog functionality
- Renames itself
- Deletes log files
- Enumerates active TCP sockets
- Reads process memory
- Changes its process name
- Reads system network configuration
- Reads runtime system information
- System Network Configuration Discovery
PID:715