General

  • Target

    na.sh

  • Size

    2KB

  • Sample

    241012-g547gaxhmd

  • MD5

    4b8885cf53734502d543862cb1a89f00

  • SHA1

    6a16f879228ca04c48854bd370b3f1d8142c8dad

  • SHA256

    7dafaee4c6dc91a023a6882f75d3b4c4404261d21e769043d9d19db88172b91a

  • SHA512

    6d8bf12b74faf46a6bd3e973cdac62e6b5692fdbd93804b679f8a79070dd8ae770a270efa1ebba6caad712fdfb503a843dd75bb8a04b57884d294d9e380a5b13

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Extracted

Family

mirai

Botnet

LZRD

Extracted

Family

mirai

Botnet

LZRD

Extracted

Family

mirai

Botnet

LZRD

Extracted

Family

mirai

Botnet

LZRD

Targets

    • Target

      na.sh

    • Size

      2KB

    • MD5

      4b8885cf53734502d543862cb1a89f00

    • SHA1

      6a16f879228ca04c48854bd370b3f1d8142c8dad

    • SHA256

      7dafaee4c6dc91a023a6882f75d3b4c4404261d21e769043d9d19db88172b91a

    • SHA512

      6d8bf12b74faf46a6bd3e973cdac62e6b5692fdbd93804b679f8a79070dd8ae770a270efa1ebba6caad712fdfb503a843dd75bb8a04b57884d294d9e380a5b13

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

    • File and Directory Permissions Modification

      Adversaries may modify file or directory permissions to evade defenses.

    • Executes dropped EXE

    • Modifies Watchdog functionality

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

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Writes file to system bin folder

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks