General

  • Target

    splmips.elf

  • Size

    74KB

  • Sample

    250307-n7h6cazrv6

  • MD5

    0a8ce456e36af274da7d826c157dbc94

  • SHA1

    568a753ecc7c9ad55446b7dbfd7e37d0d99d904c

  • SHA256

    2298c478b9d60b72f02b9195483f8b5b037d4faface6a264a580e5645cb8eaf2

  • SHA512

    457cb7f7a928ed280b9921631329f002f67d7743defe1bffb2f079fe06d5e7770a491074f0d0188ae323bef0b4281236d5a81ae8778a97306ed66ba5f56b3c5b

  • SSDEEP

    1536:lKBKC1576Ph/OUbdaQedXdXmtlvfPKt6hO0rV:0Ic57yh/pPBvPZhOAV

Malware Config

Extracted

Family

mirai

Botnet

BOTNET

Targets

    • Target

      splmips.elf

    • Size

      74KB

    • MD5

      0a8ce456e36af274da7d826c157dbc94

    • SHA1

      568a753ecc7c9ad55446b7dbfd7e37d0d99d904c

    • SHA256

      2298c478b9d60b72f02b9195483f8b5b037d4faface6a264a580e5645cb8eaf2

    • SHA512

      457cb7f7a928ed280b9921631329f002f67d7743defe1bffb2f079fe06d5e7770a491074f0d0188ae323bef0b4281236d5a81ae8778a97306ed66ba5f56b3c5b

    • SSDEEP

      1536:lKBKC1576Ph/OUbdaQedXdXmtlvfPKt6hO0rV:0Ic57yh/pPBvPZhOAV

    • Contacts a large (66573) 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