Analysis
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max time kernel
149s -
max time network
160s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem -
submitted
12-10-2024 15:12
Behavioral task
behavioral1
Sample
3D052_na.elf
Resource
debian9-armhf-20240611-en
General
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Target
3D052_na.elf
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Size
70KB
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MD5
449430eed37f69ffa189c60b5a204810
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SHA1
b449c6d82815ccf637aed01a4a2c30201c062c20
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SHA256
325bad1ab79f5dbde58ae8eda5b38bd81ebfe8289b2dc9ba86c6c5a65bc4677e
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SHA512
204fd6c3633d0ef19319eaa37d7f6e7670780b0e692a5802ab1f73a3043f887e8c0daa7b66655b806b893fb4c9674f1110d07cc583aefb051cb51186f494f890
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SSDEEP
1536:/WloK05nJ7xkC0ztNrB28kBEWwq04HVW84lx1RVvH:/WNY7635qxEfXAVWp3dH
Malware Config
Signatures
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Contacts a large (82307) 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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Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
Processes:
3D052_na.elfdescription ioc process File opened for modification /dev/misc/watchdog 3D052_na.elf File opened for modification /dev/watchdog 3D052_na.elf -
Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.
Processes:
3D052_na.elfdescription ioc process File opened for reading /proc/net/tcp 3D052_na.elf -
Enumerates running processes
Discovers information about currently running processes on the system
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Reads process memory 1 TTPs 44 IoCs
Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.
Processes:
3D052_na.elfdescription ioc process File opened for reading /proc/621/maps 3D052_na.elf File opened for reading /proc/670/maps 3D052_na.elf File opened for reading /proc/744/maps 3D052_na.elf File opened for reading /proc/791/maps 3D052_na.elf File opened for reading /proc/783/maps 3D052_na.elf File opened for reading /proc/792/maps 3D052_na.elf File opened for reading /proc/801/maps 3D052_na.elf File opened for reading /proc/804/maps 3D052_na.elf File opened for reading /proc/666/maps 3D052_na.elf File opened for reading /proc/672/maps 3D052_na.elf File opened for reading /proc/674/maps 3D052_na.elf File opened for reading /proc/762/maps 3D052_na.elf File opened for reading /proc/803/maps 3D052_na.elf File opened for reading /proc/446/maps 3D052_na.elf File opened for reading /proc/779/maps 3D052_na.elf File opened for reading /proc/787/maps 3D052_na.elf File opened for reading /proc/789/maps 3D052_na.elf File opened for reading /proc/667/maps 3D052_na.elf File opened for reading /proc/799/maps 3D052_na.elf File opened for reading /proc/795/maps 3D052_na.elf File opened for reading /proc/660/maps 3D052_na.elf File opened for reading /proc/732/maps 3D052_na.elf File opened for reading /proc/756/maps 3D052_na.elf File opened for reading /proc/794/maps 3D052_na.elf File opened for reading /proc/679/maps 3D052_na.elf File opened for reading /proc/723/maps 3D052_na.elf File opened for reading /proc/731/maps 3D052_na.elf File opened for reading /proc/772/maps 3D052_na.elf File opened for reading /proc/404/maps 3D052_na.elf File opened for reading /proc/418/maps 3D052_na.elf File opened for reading /proc/447/maps 3D052_na.elf File opened for reading /proc/673/maps 3D052_na.elf File opened for reading /proc/785/maps 3D052_na.elf File opened for reading /proc/793/maps 3D052_na.elf File opened for reading /proc/668/maps 3D052_na.elf File opened for reading /proc/736/maps 3D052_na.elf File opened for reading /proc/765/maps 3D052_na.elf File opened for reading /proc/768/maps 3D052_na.elf File opened for reading /proc/750/maps 3D052_na.elf File opened for reading /proc/797/maps 3D052_na.elf File opened for reading /proc/661/maps 3D052_na.elf File opened for reading /proc/701/maps 3D052_na.elf File opened for reading /proc/741/maps 3D052_na.elf File opened for reading /proc/746/maps 3D052_na.elf -
Changes its process name 1 IoCs
Processes:
3D052_na.elfdescription ioc pid process Changes the process name, possibly in an attempt to hide itself 0vcikqluafgdhjas 669 3D052_na.elf -
Reads system network configuration 1 TTPs 1 IoCs
Uses contents of /proc filesystem to enumerate network settings.
Processes:
3D052_na.elfdescription ioc process File opened for reading /proc/net/tcp 3D052_na.elf