General

  • Target

    b50493bdb05ffabc7cda0080614282f9.elf

  • Size

    175KB

  • Sample

    240411-qy359sce69

  • MD5

    b50493bdb05ffabc7cda0080614282f9

  • SHA1

    a81d8ce5ef49d70529b05756ec910e1c55050b34

  • SHA256

    f57d2d47686c9004b6da2816842cad966f1e5f58449e3eb1b1377f22b7c8a886

  • SHA512

    a25d6132a539b842d0fb2c79742aa71a90a46461f48498bf8df03fc9fdbc965001293e4ddabcd1cb2f9e87fddd7fd6ee9388fbc723e2a71ed02f3f161ebbf839

  • SSDEEP

    3072:4UYsgNeI2by0O6jtaC8Bgo6qsW8rdZ18XJHG+WmM/944Efd3:4UYsgNe00O6taC8Bgo6qr8ZeJHG+DM/0

Score
10/10

Malware Config

Extracted

Family

mirai

C2

80.66.79.43

Targets

    • Target

      b50493bdb05ffabc7cda0080614282f9.elf

    • Size

      175KB

    • MD5

      b50493bdb05ffabc7cda0080614282f9

    • SHA1

      a81d8ce5ef49d70529b05756ec910e1c55050b34

    • SHA256

      f57d2d47686c9004b6da2816842cad966f1e5f58449e3eb1b1377f22b7c8a886

    • SHA512

      a25d6132a539b842d0fb2c79742aa71a90a46461f48498bf8df03fc9fdbc965001293e4ddabcd1cb2f9e87fddd7fd6ee9388fbc723e2a71ed02f3f161ebbf839

    • SSDEEP

      3072:4UYsgNeI2by0O6jtaC8Bgo6qsW8rdZ18XJHG+WmM/944Efd3:4UYsgNe00O6taC8Bgo6qr8ZeJHG+DM/0

    Score
    7/10
    • Changes its process name

    • Modifies Watchdog functionality

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

    • Checks CPU configuration

      Checks CPU information which indicate if the system is a virtual machine.

    • Writes file to system bin folder

MITRE ATT&CK Enterprise v15

Tasks