Overview

overview

9

Static

static

5

nullnet_lo...64.elf

ubuntu-18.04-amd64

9

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General

  • Target
    nullnet_load.x86_64.elf
  • Size 197KB
  • Sample260819-re6bysck9v
  • SHA256 4b37fa3b51dbf6aa659e2406b9a47ee02ce5778f6b30b4ac6ed14ad1470ce04b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
credential_accessdefense_evasiondiscoverylinuxupx

Malware Config

Targets

    • Target
      nullnet_load.x86_64.elf
    • Size 197KB
    • SHA256 4b37fa3b51dbf6aa659e2406b9a47ee02ce5778f6b30b4ac6ed14ad1470ce04b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    credential_accessdefense_evasiondiscovery

    • Contacts a large (69904) amount of remote hosts

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

      discovery

    • Creates a large amount of network flows

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

      discovery

    • Modifies Watchdog functionality

      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 process memory

      Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

      credential_access
    behavioral1

MITRE ATT&CK Enterprise v16

Tasks