General

  • Target

    ohshit.sh

  • Size

    2KB

  • Sample

    250112-rzxkjswmgz

  • MD5

    e25f891adc7a50ef0de34587b5d59e24

  • SHA1

    90118fabbbb484f6d7e3d94d5128cac84ca384d5

  • SHA256

    cb69d62b52dd6917dbde67db70d37db577ea3fa002bb6f9fd6d88354f84a5a57

  • SHA512

    cdd371403ebe19b4fc4a57fe5f48cf967f3baa2b11c8ab6abc69734c631209d8a1c45f17053d2f07e8fd5efe0f17420d661261b820fb07b01f820761270d13e0

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

      ohshit.sh

    • Size

      2KB

    • MD5

      e25f891adc7a50ef0de34587b5d59e24

    • SHA1

      90118fabbbb484f6d7e3d94d5128cac84ca384d5

    • SHA256

      cb69d62b52dd6917dbde67db70d37db577ea3fa002bb6f9fd6d88354f84a5a57

    • SHA512

      cdd371403ebe19b4fc4a57fe5f48cf967f3baa2b11c8ab6abc69734c631209d8a1c45f17053d2f07e8fd5efe0f17420d661261b820fb07b01f820761270d13e0

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

    • Mirai family

    • 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