Analysis
- max time kernel
25s - max time network
151s - platform
debian-12_armhf - resource
debian12-armhf-20251218-en - resource tags
arch:armhfimage:debian12-armhf-20251218-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem - submitted
19/12/2025, 11:18
Behavioral task
behavioral1
Sample
db0fa4b8db0333367e9bda3ab68b8042.arm7.elf
Resource
debian12-armhf-20251218-en
6 signatures
150 seconds
General
- Target db0fa4b8db0333367e9bda3ab68b8042.arm7.elf
- Size 157KB
- Sample251219-negrtabp21
- SHA256 02cf97a6982e4630093e78a306ace274227ebde8ff0e5f25d2eea70518b795c4
- MD5 a6099fdf7b4d14e14d1ec6cadde48572
- SHA1 fb6290edd740de22bd86fa3731e07e1bb455dad5
- SHA512 e34befdfa64522b87380304c9958879cdd38eac5574074afaa285e5fa926d8eb7b86c47dafbde7a07d74316c865c564a2e9511abad98b5c4f6ae430aaad9aa31
- SSDEEP 3072:G+qnhz76nh7QgaHxuOtcJ9UctURNPC/6dDe86MM/9m7QMVF:G+qnhzrg2ptcJ9Uc6RNBdDe8pM/9m3VF
- MD5 SHA1 SHA512 SSDEEP
Score
9/10
Malware Config
Signatures
- Contacts a large (191310) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
- Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
- Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
description ioc Process File opened for modification /dev/misc/watchdog db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for modification /dev/watchdog db0fa4b8db0333367e9bda3ab68b8042.arm7.elf - Writes file to system bin folder 2 IoCs
description ioc Process File opened for modification /sbin/watchdog db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for modification /bin/watchdog db0fa4b8db0333367e9bda3ab68b8042.arm7.elf - Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself a 809 db0fa4b8db0333367e9bda3ab68b8042.arm7.elf -
description ioc Process File opened for reading /proc/641/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/642/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/673/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/679/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/807/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/813/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/815/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/623/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/790/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/803/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/808/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/814/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf File opened for reading /proc/816/cmdline db0fa4b8db0333367e9bda3ab68b8042.arm7.elf