General

  • Target

    Mozi.m.elf

  • Size

    300KB

  • Sample

    250120-k3a3dsskbm

  • MD5

    e730fdb7b4c3e5c8028025fc114d227f

  • SHA1

    9211641cc499b5de2fc56c868e075d7b1b073715

  • SHA256

    194020a156c76a28c802026c62891bc50e7d3a66d802b217edf9164d63cf597b

  • SHA512

    5339282e3403643f660334eed6306231a27fb373c1db30e8bd8a55832d91732ca1bb241044f6c1e1063ca102769f6ba9c01251fadc023a1cd1387b5d953af8ba

  • SSDEEP

    3072:phNlHuBafLeBtfCzpta8xlBIOdVo3/4sxLJ10xiouwPa5POdOQ33Q:p3lOYoaja8xzx/0wsxzSiFfPqOJ

Malware Config

Targets

    • Target

      Mozi.m.elf

    • Size

      300KB

    • MD5

      e730fdb7b4c3e5c8028025fc114d227f

    • SHA1

      9211641cc499b5de2fc56c868e075d7b1b073715

    • SHA256

      194020a156c76a28c802026c62891bc50e7d3a66d802b217edf9164d63cf597b

    • SHA512

      5339282e3403643f660334eed6306231a27fb373c1db30e8bd8a55832d91732ca1bb241044f6c1e1063ca102769f6ba9c01251fadc023a1cd1387b5d953af8ba

    • SSDEEP

      3072:phNlHuBafLeBtfCzpta8xlBIOdVo3/4sxLJ10xiouwPa5POdOQ33Q:p3lOYoaja8xzx/0wsxzSiFfPqOJ

    • Contacts a large (13996) amount of remote hosts

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

    • Patched UPX-packed file

      Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.

    • Modifies Watchdog functionality

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

    • Creates a large amount of network flows

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

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

    • 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