General

  • Target

    pulse.sh

  • Size

    2KB

  • Sample

    250220-trjptsyjcx

  • MD5

    e95da5a40eca3a95854e587310e5c523

  • SHA1

    785acbfb4fec6d3efbf3554126206a62bacfc16b

  • SHA256

    cc77e49dd7b2419e3152f7ecfc5b718fa713a0300080a101048bb46a01966975

  • SHA512

    74acfc8651a7ae5fc764d26019a4c38339a4f8feadcfc46c39d104fbf3349088075f764486e575c98c833713c2104a391f179f8c4e0f3b20dc5487bf6af7b9e0

Malware Config

Extracted

Family

mirai

Botnet

SORA

Extracted

Family

mirai

Botnet

SORA

Extracted

Family

mirai

Botnet

SORA

Extracted

Family

mirai

Botnet

SORA

Extracted

Family

mirai

Botnet

SORA

Targets

    • Target

      pulse.sh

    • Size

      2KB

    • MD5

      e95da5a40eca3a95854e587310e5c523

    • SHA1

      785acbfb4fec6d3efbf3554126206a62bacfc16b

    • SHA256

      cc77e49dd7b2419e3152f7ecfc5b718fa713a0300080a101048bb46a01966975

    • SHA512

      74acfc8651a7ae5fc764d26019a4c38339a4f8feadcfc46c39d104fbf3349088075f764486e575c98c833713c2104a391f179f8c4e0f3b20dc5487bf6af7b9e0

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

    • Mirai family

    • Contacts a large (36850) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • 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.

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks