Overview

overview

7

Static

static

5

x86_64.elf

ubuntu-18.04-amd64

7

Sharing

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General

  • Target
    x86_64.elf
  • Size 65KB
  • Sample260819-cbyelsvbne
  • SHA256 806385c4d1ce5fb675357095cb07a81e0a0aebe4962b66e5422e0000945c149d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
antivmdefense_evasiondiscoverylinuxupx

Malware Config

Targets

    • Target
      x86_64.elf
    • Size 65KB
    • SHA256 806385c4d1ce5fb675357095cb07a81e0a0aebe4962b66e5422e0000945c149d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    antivmdefense_evasiondiscovery

    • Deletes Audit logs

      Deletes logs related to the Linux Audit framework.

      defense_evasion

    • Deletes itself

    • Deletes journal logs

      Deletes systemd journal logs. Likely to evade detection.

      defense_evasion

    • Deletes system logs

      Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

      defense_evasion

    • Modifies the /etc/hosts DNS resolution file

      Modifying the /etc/hosts name-resolution file changes IP routing, which can facilitate traffic hijacking or the blocking of (security update) endpoints.

    • Deletes log files

      Deletes log files on the system.

      defense_evasion

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

      discovery

    • Enumerates running processes

      Discovers information about currently running processes on the system

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks