General

  • Target

    420055a9e3b1a12b033aacf335fb123dd10f99c2672c70768ba0747c3d7cb13a.elf

  • Size

    267KB

  • Sample

    240207-rznmmshge2

  • MD5

    ecca94847737a4a0f081c17988ed76c0

  • SHA1

    364ae8ee32048ecf902501bfb1a7ae0b4201ad5e

  • SHA256

    420055a9e3b1a12b033aacf335fb123dd10f99c2672c70768ba0747c3d7cb13a

  • SHA512

    6cb1214ac592fc2772126b68c036b52bf79ac54e0ecacf45f819f2b9e9a50ae671c608a4a5c6af9e3b1bedb64ebac5c654b9a873364ec12191391b34ea6d9467

  • SSDEEP

    3072:4jUJ6jNDUR3H4AJ5R9QQZ9AAbVqhlE7hMkxh9ngv1iKGAMP80bjVM:rMjR+9jpIqqhXYOv1iKGAMP80bjm

Malware Config

Extracted

Family

gafgyt

C2

239.255.255.250:1900

Targets

    • Target

      420055a9e3b1a12b033aacf335fb123dd10f99c2672c70768ba0747c3d7cb13a.elf

    • Size

      267KB

    • MD5

      ecca94847737a4a0f081c17988ed76c0

    • SHA1

      364ae8ee32048ecf902501bfb1a7ae0b4201ad5e

    • SHA256

      420055a9e3b1a12b033aacf335fb123dd10f99c2672c70768ba0747c3d7cb13a

    • SHA512

      6cb1214ac592fc2772126b68c036b52bf79ac54e0ecacf45f819f2b9e9a50ae671c608a4a5c6af9e3b1bedb64ebac5c654b9a873364ec12191391b34ea6d9467

    • SSDEEP

      3072:4jUJ6jNDUR3H4AJ5R9QQZ9AAbVqhlE7hMkxh9ngv1iKGAMP80bjVM:rMjR+9jpIqqhXYOv1iKGAMP80bjm

    • Contacts a large (89758) 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