Analysis

  • max time kernel
    12s
  • max time network
    12s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240418-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    22-07-2024 02:03

General

  • Target

    i

  • Size

    132KB

  • MD5

    59ce0baba11893f90527fc951ac69912

  • SHA1

    5857a7dd621c4c3ebb0b5a3bec915d409f70d39f

  • SHA256

    4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7

  • SHA512

    c5b12797b477e5e5964a78766bb40b1c0d9fdfb8eef1f9aee3df451e3441a40c61d325bf400ba51048811b68e1c70a95f15e4166b7a65a4eca0c624864328647

  • SSDEEP

    3072:phNlHuBafLeBtfCzpta8xlBIOdVo3/4sxLJ10xioP:p3lOYoaja8xzx/0wsxzSi2

Score
7/10

Malware Config

Signatures

  • Modifies Watchdog functionality 1 TTPs 2 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads system routing table 1 TTPs 1 IoCs

    Gets active network interfaces from /proc virtual filesystem.

  • Writes file to system bin folder 1 TTPs 2 IoCs
  • Changes its process name 1 IoCs
  • Reads system network configuration 1 TTPs 3 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/i
    /tmp/i
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Reads system routing table
    • Writes file to system bin folder
    • Reads system network configuration
    • Reads runtime system information
    • Writes file to tmp directory
    PID:711
    • /bin/sh
      sh -c "killall -9 telnetd utelnetd scfgmgr"
      2⤵
        PID:715
        • /usr/bin/killall
          killall -9 telnetd utelnetd scfgmgr
          3⤵
          • Reads runtime system information
          PID:716

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/711-1-0x00400000-0x004c2fd8-memory.dmp