General

  • Target

    9c3c7e687d6f8613920b8757ff0c1b9d23d79d31336ff168ee156c884bfbfc1a.elf

  • Size

    55KB

  • Sample

    250307-f6cyyavtf1

  • MD5

    0b8b43a0d74a29acaad453054b42c84b

  • SHA1

    24cf1d008847d85867f4ba5bb59c3fa577025a6f

  • SHA256

    9c3c7e687d6f8613920b8757ff0c1b9d23d79d31336ff168ee156c884bfbfc1a

  • SHA512

    2b4545f6533caba9b339beeae671ffa8821e3667be68458ce240c8d260f6836d4fd9298eb8f412e8e144c1e00730d329c0d0b3a93606aa409ba260f3fc0b48c1

  • SSDEEP

    1536:TdFMhQP0OgSI4vwSyya5FIt5JTuUqlVQyv:TdFMhQ9hJaUbxFqlVlv

Malware Config

Extracted

Family

mirai

Botnet

BOTNET

Targets

    • Target

      9c3c7e687d6f8613920b8757ff0c1b9d23d79d31336ff168ee156c884bfbfc1a.elf

    • Size

      55KB

    • MD5

      0b8b43a0d74a29acaad453054b42c84b

    • SHA1

      24cf1d008847d85867f4ba5bb59c3fa577025a6f

    • SHA256

      9c3c7e687d6f8613920b8757ff0c1b9d23d79d31336ff168ee156c884bfbfc1a

    • SHA512

      2b4545f6533caba9b339beeae671ffa8821e3667be68458ce240c8d260f6836d4fd9298eb8f412e8e144c1e00730d329c0d0b3a93606aa409ba260f3fc0b48c1

    • SSDEEP

      1536:TdFMhQP0OgSI4vwSyya5FIt5JTuUqlVQyv:TdFMhQ9hJaUbxFqlVlv

    • Contacts a large (67020) 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.

    • Modifies Watchdog functionality

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

    • Renames itself

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Reads process memory

      Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

MITRE ATT&CK Enterprise v15

Tasks