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Overview

overview

10

Static

static

10

9701f87072...d3.elf

debian-9-mips

9

Analysis

  • max time kernel
    137s
  • max time network
    150s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    14/01/2025, 02:56

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General

  • Target

    9701f870720ee716c02d544e6f148075d2798254cae3ad4263df3ef2c82b15d3.elf

  • Size

    97KB

  • MD5

    0589b3d263957e51899c048a347b5e0a

  • SHA1

    253025ae97055316ad0bc4f9dd4c680e0a9af96a

  • SHA256

    9701f870720ee716c02d544e6f148075d2798254cae3ad4263df3ef2c82b15d3

  • SHA512

    82160c65efc3ed2086d4729ae7e97f98b9d237a1631421fd951db790be438db9432045ee16363da9c1070356d7d8227991711908674347edd9a4f3dc8f049284

  • SSDEEP

    3072:kQW/HIc4mbkqFAuGz+8iYzfbNcQwbZnGN:kL/oqFAu6fTzfnwRGN

Score
9/10
defense_evasiondiscoverypersistence

Malware Config

Signatures

  • Contacts a large (21551) 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
  • File and Directory Permissions Modification 1 TTPs 2 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Modifies rc script 2 TTPs 1 IoCs

    Adding/modifying system rc scripts is a common persistence mechanism.

    persistence
  • Changes its process name 1 IoCs
  • Reads runtime system information 2 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/9701f870720ee716c02d544e6f148075d2798254cae3ad4263df3ef2c82b15d3.elf
    /tmp/9701f870720ee716c02d544e6f148075d2798254cae3ad4263df3ef2c82b15d3.elf
    1⤵
    • Modifies rc script
    • Changes its process name
    PID:705
    • /bin/sh
      sh -c "rm -rf bin/systemd && mkdir bin; >bin/systemd && mv /tmp/9701f870720ee716c02d544e6f148075d2798254cae3ad4263df3ef2c82b15d3.elf bin/systemd; chmod 777 bin/systemd"
      2⤵
      • File and Directory Permissions Modification
      • Writes file to tmp directory
      PID:707
      • /bin/rm
        rm -rf bin/systemd
        3⤵
          PID:709
        • /bin/mkdir
          mkdir bin
          3⤵
          • Reads runtime system information
          PID:715
        • /bin/mv
          mv /tmp/9701f870720ee716c02d544e6f148075d2798254cae3ad4263df3ef2c82b15d3.elf bin/systemd
          3⤵
          • Reads runtime system information
          PID:717
        • /bin/chmod
          chmod 777 bin/systemd
          3⤵
          • File and Directory Permissions Modification
          PID:719

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • /etc/rc.local
      Filesize

      92B

      MD5

      4b6879140e52fbe7db2b19ed17257289

      SHA1

      eae5c280884c94f4ccf32c28daf35bc5bf7450a3

      SHA256

      5f7fcb731652c445d5087088154f690c89443715a65b1cbdb78cf70ab3370931

      SHA512

      736545b3ce791eb8b7402ffe064f66069abd9601039ae0c62eed71540fd14d95acf2dc7c27d5ebf451314c4de1220923901b6eb60098881e1709209fae45d7cc

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