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Overview

overview

10

Static

static

5

botnet.arm7.elf

debian-12-armhf

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    debian-12_armhf
  • resource
    debian12-armhf-20240418-en
  • resource tags

    arch:armhfimage:debian12-armhf-20240418-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
  • submitted
    07/01/2025, 19:49

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General

  • Target

    botnet.arm7.elf

  • Size

    61KB

  • MD5

    ffef5c30d386027b9550b1aa067f7e36

  • SHA1

    a79592292918cfebf554e70a7c3795389dc24a2d

  • SHA256

    4835ef813a9ef7190525293c8f32d9c2fe3c088574ccd6c06ac2738d60ff43f2

  • SHA512

    ee0771af44083d0acba51a1812e8b2476836045e61e30e37aa69099c47188feaa6828f1186bb48040db829ebebfd24fe0c2ba94486ec412b880081e4ae8c6a9e

  • SSDEEP

    768:3nmRXdVfdG9KPFTnvOE3M/qiYk9mkLtd64de5GrN44KUyasZSDq3UI7wNG6XqAK7:3n4VdG9KJnvu/qiv16bffNhy0A13s/g4

Score
10/10
miraimiraibotnetdefense_evasiondiscovery

Malware Config

Extracted

Family

mirai

Botnet

MIRAI

C2

raw.igxhost.ru

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

    botnetmirai
  • Mirai family
    mirai
  • Contacts a large (23679) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • File and Directory Permissions Modification 1 TTPs 2 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Changes its process name 1 IoCs
  • Reads runtime system information 3 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/botnet.arm7.elf
    /tmp/botnet.arm7.elf
    1⤵
    • Changes its process name
    • Reads runtime system information
    PID:704
    • /bin/sh
      /bin/sh -c "rm -rf bin/systemd && mkdir bin; >bin/systemd && mv /tmp/botnet.arm7.elf bin/systemd; chmod 777 bin/systemd"
      2⤵
      • File and Directory Permissions Modification
      • Writes file to tmp directory
      PID:707
      • /usr/bin/rm
        rm -rf bin/systemd
        3⤵
          PID:709
        • /usr/bin/mkdir
          mkdir bin
          3⤵
          • Reads runtime system information
          PID:713
        • /usr/bin/mv
          mv /tmp/botnet.arm7.elf bin/systemd
          3⤵
          • Reads runtime system information
          PID:715
        • /usr/bin/chmod
          chmod 777 bin/systemd
          3⤵
          • File and Directory Permissions Modification
          PID:722

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads