General

  • Target

    65797db0f0c80761c8f733de64d0f44431ecf18af76702319b84b34dd9111c99.elf

  • Size

    70KB

  • Sample

    250202-e1nyksvqay

  • MD5

    fb5e5245688736e9d13c832465292e6a

  • SHA1

    e31e6863abf4610186c14e5bb868152ed902ffeb

  • SHA256

    65797db0f0c80761c8f733de64d0f44431ecf18af76702319b84b34dd9111c99

  • SHA512

    134df4aebe6543768eb0c6034fc66840bf41d858bb97f5ae3c41898ced3b51252e1e3d2544f79b59652f3df7c0838a27475d02057bb3af710ca283af4d2a6e29

  • SSDEEP

    1536:xvfwnX7GltwnKn4Qp9WF7h9ibxU5jZ6i0nyAcx:tInX78twufXu5ci+yTx

Malware Config

Extracted

Family

mirai

Botnet

BOTNET

Targets

    • Target

      65797db0f0c80761c8f733de64d0f44431ecf18af76702319b84b34dd9111c99.elf

    • Size

      70KB

    • MD5

      fb5e5245688736e9d13c832465292e6a

    • SHA1

      e31e6863abf4610186c14e5bb868152ed902ffeb

    • SHA256

      65797db0f0c80761c8f733de64d0f44431ecf18af76702319b84b34dd9111c99

    • SHA512

      134df4aebe6543768eb0c6034fc66840bf41d858bb97f5ae3c41898ced3b51252e1e3d2544f79b59652f3df7c0838a27475d02057bb3af710ca283af4d2a6e29

    • SSDEEP

      1536:xvfwnX7GltwnKn4Qp9WF7h9ibxU5jZ6i0nyAcx:tInX78twufXu5ci+yTx

    • Contacts a large (44391) 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.

    • Deletes itself

    • 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