General

  • Target

    IObeENwjarm-20240206-2020.elf

  • Size

    331KB

  • Sample

    240206-y4zn2afch5

  • MD5

    7fd06392b947f926cb5a77afb7094eaa

  • SHA1

    059bab15412694e899d46276d46b4721ed38f680

  • SHA256

    19586a60a462a11f66e81079efb6299338de004c6ff9ebada074da32ce7be175

  • SHA512

    80f71e2e8b590c105c5513c9c8db412104e6d11b0f1b4bf271fc077305089a0d250270527a7c5e7df21f4540a8248ae41fb2224cb59c81b558525622106cb744

  • SSDEEP

    6144:vdw9UqZmKRipsoGmJsTIx6wx0fh4vGDT3k6+64MevgBE6OCTI6c3m:vdw9/9cVGgsTIx6wx0f1oo4tvgBE6OCT

Malware Config

Extracted

Family

gafgyt

C2

239.255.255.250:1900

Targets

    • Target

      IObeENwjarm-20240206-2020.elf

    • Size

      331KB

    • MD5

      7fd06392b947f926cb5a77afb7094eaa

    • SHA1

      059bab15412694e899d46276d46b4721ed38f680

    • SHA256

      19586a60a462a11f66e81079efb6299338de004c6ff9ebada074da32ce7be175

    • SHA512

      80f71e2e8b590c105c5513c9c8db412104e6d11b0f1b4bf271fc077305089a0d250270527a7c5e7df21f4540a8248ae41fb2224cb59c81b558525622106cb744

    • SSDEEP

      6144:vdw9UqZmKRipsoGmJsTIx6wx0fh4vGDT3k6+64MevgBE6OCTI6c3m:vdw9/9cVGgsTIx6wx0f1oo4tvgBE6OCT

    • Contacts a large (106824) 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.

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

MITRE ATT&CK Enterprise v15

Tasks