Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    23-11-2024 15:24

General

  • Target

    sora.mips.elf

  • Size

    28KB

  • MD5

    dc265141e7841a550dc18be503d5b842

  • SHA1

    89d933d1c184390f866a20b44bab4d53211c89c3

  • SHA256

    907e23967aa56e6810783d6bac29a42b0de74ac7b286e025dc58f6b73547c756

  • SHA512

    08c2360c09f2a1e46a5b89e44b9821e4afb1bf14c7b7af1644f4be1f0275aa18154fde97f5f9199cbdc89c99442ac825211e79c83aab646d2ef281978251e7c1

  • SSDEEP

    768:D4ylAtv6pqLJM0RXaxGyUbXtheU/SpJgGlzDpbuR1Jn:MMBqTRXa+Zhr/UVJuJ

Malware Config

Extracted

Family

mirai

Botnet

SORA

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (134770) 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.

  • 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.

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

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 29 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 1 IoCs

    Adversaries may gather information about the network configuration of a system.

Processes

  • /tmp/sora.mips.elf
    /tmp/sora.mips.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    • System Network Configuration Discovery
    PID:705

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/705-1-0x00400000-0x00454d70-memory.dmp