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Analysis

  • max time kernel
    154s
  • max time network
    158s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20231215-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20231215-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    24/12/2023, 06:01

General

  • Target

    sora.x86.elf

  • Size

    27KB

  • MD5

    0b8a585131a31fe5791514ea9e9d1c34

  • SHA1

    f08981d9f2480adf098ece8d072b3ec75793d582

  • SHA256

    b6c6338cc2db546f8b02f768447a693e802054986dfc837554de0c8ca6384cb0

  • SHA512

    2b2b7fa7b703c7a7dc9801ccd0fba30d42f8aa11fbf1d66a7c3c0fdde1a2e3a3aba07e7d29e6b0b97d371abe42847e197e0f8e92549038a63d024cfdd93ad5fc

  • SSDEEP

    384:MAt9WXUx5+bkbRaliVErjrL9VD9jPwrSaf5CwTvDyAHlvWujwDOFwZ+mN/mLv1Ri:95+Kcrb9VDJee2lHlvyqQ+mNKi

Malware Config

Extracted

Family

mirai

Botnet

SORA

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Contacts a large (114281) 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.

  • Changes its process name 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/sora.x86.elf
    /tmp/sora.x86.elf
    1⤵
    • Changes its process name
    PID:1533

Network

MITRE ATT&CK Enterprise v15

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Downloads