Overview

overview

7

Static

static

1

data_arm7.elf

debian-12-armhf

7

Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    debian-12_armhf
  • resource
    debian12-armhf-20260513-en
  • resource tags

    arch:armhfimage:debian12-armhf-20260513-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
  • submitted
    12/08/2026, 22:27

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General

  • Target
    data_arm7.elf
  • Size 159KB
  • Sample260812-2datrsfk91
  • SHA256 71613db242e2659dec7a3ce13b56367dfde705758f66a140baf24907bcc8ade7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
credential_accessdefense_evasiondiscovery

Malware Config

Signatures

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

    defense_evasion
  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

    discovery
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads process memory 1 TTPs 64 IoCs

    Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

    credential_access
  • Changes its process name 3 IoCs
  • Reads system network configuration 1 TTPs 2 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

    discovery
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/data_arm7.elf
    /tmp/data_arm7.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Reads process memory
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    • Writes file to tmp directory
    PID:784
    • /bin/sh
      /bin/sh -c "iptables -A OUTPUT -d 169.58.168.81 -j ACCEPT 2>/dev/null"
      2⤵
        PID:799
      • /bin/sh
        /bin/sh -c "iptables -A INPUT -s 169.58.168.81 -j ACCEPT 2>/dev/null"
        2⤵
          PID:805

      Network

            MITRE ATT&CK Enterprise v16

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