Overview

overview

10

Static

static

10

x86.elf

ubuntu-18.04-amd64

9

Analysis

  • max time kernel
    153s
  • max time network
    153s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20221111-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20221111-enkernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    05-06-2023 10:44

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General

  • Target

    x86.elf

  • Size

    54KB

  • MD5

    77cc898625801290829c00b942cab8d3

  • SHA1

    bcade1ec7d7f3a5729ebb80cc47c93b94c8619ce

  • SHA256

    ea33930bc0a3caf04361956d8aaa1970bd8157f8f3b7cb5a8a5e4e135ce6f734

  • SHA512

    c3d5ce2cf2bfcc4b7fcb524cc3c8b37dd01ab8fa4c6015f49d1f2a67e5bdffa76caaeccf6481ed0c226846b9a3bf75913ffc9564e985abbfdbbd71b894f1293d

  • SSDEEP

    1536:JeESt/basV2rcZhG6ySN7naEpW1ZzWOIaEjrqMFs:JeESt/basVTgS7naEw1ptXES6

Score
9/10
discovery

Malware Config

Signatures

  • Contacts a large (36856) 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
  • Changes its process name 1 IoCs
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/x86.elf
    /tmp/x86.elf
    1⤵
    • Changes its process name
    PID:586
    • /bin/sh
      sh -c "rm -rf bin/watchdog && mkdir bin; >bin/watchdog?����/�?��A?�� && mv /tmp/x86.elf�?�� bin/watchdog; chmod 777 bin/watchdog"
      2⤵
      • Writes file to tmp directory
      PID:587
      • /bin/rm
        rm -rf bin/watchdog
        3⤵
          PID:588
        • /bin/mkdir
          mkdir bin
          3⤵
          • Reads runtime system information
          PID:589
        • /bin/chmod
          chmod 777 "bin/watchdog"
          3⤵
            PID:590

      Network

      MITRE ATT&CK Enterprise v6

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