Overview

overview

7

Static

static

1

x86.elf

ubuntu-18.04-amd64

7

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General

  • Target
    x86.elf
  • Size 252KB
  • Sample260813-lez72shh65
  • SHA256 3a56f24ab23598a62933859f8839bf74796547c29d5e78727e56fbc497327330
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
antivmcredential_accessdefense_evasiondiscoverylinux

Malware Config

Targets

    • Target
      x86.elf
    • Size 252KB
    • SHA256 3a56f24ab23598a62933859f8839bf74796547c29d5e78727e56fbc497327330
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    antivmcredential_accessdefense_evasiondiscovery

    • Modifies Watchdog functionality

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

      defense_evasion

    • Renames itself

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

      discovery

    • 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