Overview

overview

9

Static

static

8

Mozi.m

linux_mipsel

9

Analysis

  • max time kernel
    10814s
  • max time network
    23s
  • platform
    linux_mipsel
  • resource
    debian9-mipsel
  • submitted
    24-03-2021 19:53

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General

  • Target

    Mozi.m

  • Size

    134KB

  • MD5

    d253b6fc961673435c0e034675f43cf6

  • SHA1

    0594b9aa72a54bbf69d99fee3d0ba75dd9f06e72

  • SHA256

    798725bcb7292e8b41279521dde20eea17c119e8a37c39dea098091a210f611c

  • SHA512

    6ad42f065811e4667246d97d64331528806f7ddf71be60606733e3fe6bffcab8aae4351cc4ebd08dbbf0d03cb90f3af91e20ab3cd94ebdb593915bf5693e83d3

Score
9/10

Malware Config

Signatures

  • Modifies the Watchdog daemon 1 TTPs

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

  • Writes file to system bin folder 1 TTPs 2 IoCs
  • Modifies hosts file 1 IoCs

    Adds to hosts file used for mapping hosts to IP addresses.

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Reads system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Reads system network configuration 1 TTPs 3 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 1 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • ./Mozi.m
    ./Mozi.m
    1⤵
    • Enumerates active TCP sockets
    • Reads system network configuration
    • Reads runtime system information
    PID:313
  • /bin/sh
    sh -c "killall -9 telnetd utelnetd scfgmgr"
    1⤵
      PID:320

    Network

    MITRE ATT&CK Enterprise v6

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