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Overview

overview

10

Static

static

10

b26095fe4b...28f968

ubuntu-20.04-amd64

9

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    ubuntu-20.04_amd64
  • resource
    ubuntu2004-amd64-20240221-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
  • submitted
    04/03/2024, 14:38

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General

  • Target

    b26095fe4bf9280184486ad20f28f968

  • Size

    78KB

  • MD5

    b26095fe4bf9280184486ad20f28f968

  • SHA1

    d62e5245e857dfd57fbfb3a40795b41e038990c8

  • SHA256

    3ba36ff89bf99503099c951409a0f9d0a357629768cb8f801f1336ff5452db11

  • SHA512

    e060ddf2e1f6f1acca5d970f3ad706f092137f357c88d2207ac746286ab7bff94e9b13f5dd16af6e33115cfd6d5d9f570288257f6914b7026e8d8401ac110d75

  • SSDEEP

    1536:Bg9bxyWp6hbJd+KzK7h8nh4ftjKUPPOy1u5j3vcy3mY:BMk9JdWpftjKUPGyyj3P

Score
9/10
discovery

Malware Config

Signatures

  • Contacts a large (102127) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Flushes firewall rules 1 IoCs

    Flushes/ disables firewall rules inside the Linux kernel.

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Looks up external IP address via web service 5 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Writes file to system bin folder 1 TTPs 1 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/b26095fe4bf9280184486ad20f28f968
    /tmp/b26095fe4bf9280184486ad20f28f968
    1⤵
      PID:1470
    • /bin/sh
      sh -c "iptables -F"
      1⤵
        PID:1482
        • /usr/sbin/iptables
          iptables -F
          2⤵
          • Flushes firewall rules
          PID:1484

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads