General

  • Target

    x86.elf

  • Size

    213KB

  • Sample

    241124-j5emxsxndk

  • MD5

    d3194a1edfdb612594a2e16fec921089

  • SHA1

    2f56ec6ba4f3ee5f796f3c336c0bcadd19d6f970

  • SHA256

    73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b

  • SHA512

    0a367c7f6d1c414830177f62098cc688d12d2f8d78f54916b8a1589e32cbec42792be1bf6c6fa5a41d6bc1234017c03f2e8908ac39d76e72749726d756b63614

  • SSDEEP

    6144:kdRvYEKvfTnY4s2sTSHSLmDoXSC9+TqVCi00:kuTi2vVDoXSC9+TqVC30

Malware Config

Extracted

Family

gafgyt

C2

127.0.0.1:80

Targets

    • Target

      x86.elf

    • Size

      213KB

    • MD5

      d3194a1edfdb612594a2e16fec921089

    • SHA1

      2f56ec6ba4f3ee5f796f3c336c0bcadd19d6f970

    • SHA256

      73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b

    • SHA512

      0a367c7f6d1c414830177f62098cc688d12d2f8d78f54916b8a1589e32cbec42792be1bf6c6fa5a41d6bc1234017c03f2e8908ac39d76e72749726d756b63614

    • SSDEEP

      6144:kdRvYEKvfTnY4s2sTSHSLmDoXSC9+TqVCi00:kuTi2vVDoXSC9+TqVC30

    • Modifies Watchdog functionality

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

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

    • Writes file to system bin folder

MITRE ATT&CK Enterprise v15

Tasks