Resubmissions

15-01-2025 15:26

250115-st7c8sxrhk 10

15-01-2025 14:48

250115-r6fklswjbt 10

Analysis

  • max time kernel
    299s
  • max time network
    16s
  • 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
    15-01-2025 15:26

General

  • Target

    ub8ehJSePAfc9FYqZIT6.arm7.elf

  • Size

    39KB

  • MD5

    76066fdc5b1d4dbebee4d4994349bacc

  • SHA1

    86129514917b7e8f231024ebd60b475b000b38f7

  • SHA256

    6036c270c86bcbf4c5fb6cd1369abc51e1e16e1e93024d66f43375d0424154fa

  • SHA512

    33d003dfe3c0e3431cf97f9b405747c643ec754d0960d1271d7b3fb1342a5e4ba799930c588e4090d98a9667f39ceef050b233ab4ea9b6931537a271af11171c

  • SSDEEP

    768:1eCg7FkMe9VToKaaRtxbGcxwtxXB79q3UEL7oAKnZx/7mPFFrP6Q6Z:1eCQFbe9VMKNxb8tmLzqWFr6Z

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Traces itself 1 IoCs

    Traces itself to prevent debugging attempts

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Writes file to system bin folder 2 IoCs
  • Reads runtime system information 50 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/ub8ehJSePAfc9FYqZIT6.arm7.elf
    /tmp/ub8ehJSePAfc9FYqZIT6.arm7.elf sh "\$MOZILLA/" "%SIGILL%" "\"SIGTERM|DESTROY|SIGKILL\""
    1⤵
    • Modifies Watchdog functionality
    • Traces itself
    • Writes file to system bin folder
    • Reads runtime system information
    PID:648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads