General

  • Target

    e180555303654e1f2b1c0337521988fdccc795a2d6ab246c9b50fee7b98f3012.elf

  • Size

    35KB

  • Sample

    240402-btr5wacf7z

  • MD5

    c48f0e40d26ae8eb2e362393d33cd3cf

  • SHA1

    461d5d98f71079d155f64a3e6520ab138fc10c7e

  • SHA256

    e180555303654e1f2b1c0337521988fdccc795a2d6ab246c9b50fee7b98f3012

  • SHA512

    b9711e2aef64796b5ac9afc7e1a6fa7a428171eb6126f3ad1418bd81b895ac7793e956484600e325fb720eabc6e2f82401009f21ee3f6e4b194dd6aad35fcb45

  • SSDEEP

    768:cMNynmsYyYLrA4wwDZfoKGLVI5gui3pkJfd+p3LmOb+nx46x/ZsV:RAndgEXw9wK4OA5Pp7mtxX/+V

Malware Config

Extracted

Family

mirai

Botnet

MIRAI

Targets

    • Target

      e180555303654e1f2b1c0337521988fdccc795a2d6ab246c9b50fee7b98f3012.elf

    • Size

      35KB

    • MD5

      c48f0e40d26ae8eb2e362393d33cd3cf

    • SHA1

      461d5d98f71079d155f64a3e6520ab138fc10c7e

    • SHA256

      e180555303654e1f2b1c0337521988fdccc795a2d6ab246c9b50fee7b98f3012

    • SHA512

      b9711e2aef64796b5ac9afc7e1a6fa7a428171eb6126f3ad1418bd81b895ac7793e956484600e325fb720eabc6e2f82401009f21ee3f6e4b194dd6aad35fcb45

    • SSDEEP

      768:cMNynmsYyYLrA4wwDZfoKGLVI5gui3pkJfd+p3LmOb+nx46x/ZsV:RAndgEXw9wK4OA5Pp7mtxX/+V

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

    • Changes its process name

    • Deletes Audit logs

      Deletes logs related to the Linux Audit framework.

    • Deletes itself

    • Deletes journal logs

      Deletes systemd journal logs. Likely to evade detection.

    • Deletes system logs

      Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

    • Modifies Watchdog functionality

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

    • Deletes log files

      Deletes log files on the system.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Reads CPU attributes

MITRE ATT&CK Enterprise v15

Tasks