General

  • Target

    78e8d0437050ed177ca1b870e1285504.bin

  • Size

    77KB

  • Sample

    240203-bzefzagcdk

  • MD5

    883da79ce3aaf3754a3cd58b45884d3f

  • SHA1

    f81b1fe2e8bba1be2e609835d93d80fbd1d22267

  • SHA256

    7783f53cca547bf06212752d01d0c6a5731fb1250c76834bdd06fc6643e8fa6f

  • SHA512

    9163219ae8be46f3785cda25ed4a95a8f713a719a5aa395045555d8ffd31a60862615a9a39e75ea227dc4af6e268dd4e1e07af2abb400c0440155592928fcab3

  • SSDEEP

    1536:SSZBD/2DeKRPU5o+5m6LLE1UtJCxmrkyUU5EuHDo+/2:LBb4emM+I41Ut6Y3UUNHDoc2

Malware Config

Extracted

Family

gafgyt

C2

239.255.255.250:1900

Targets

    • Target

      15004ff8c231aa01bad46cf8a71aa08f646e4155f598a2c82ac5a7dc9366c0f8.elf

    • Size

      165KB

    • MD5

      78e8d0437050ed177ca1b870e1285504

    • SHA1

      fdb197806f8c03b1a9d139e7035a5b10be8d8c08

    • SHA256

      15004ff8c231aa01bad46cf8a71aa08f646e4155f598a2c82ac5a7dc9366c0f8

    • SHA512

      4b69475b8436409a2286307da47bdb5a1733535a60d194a5cec574eb70492b6eec5ad57494ca0f6b8aac34157eb8419b27345a3a1e9d52bc7be376372c6c3457

    • SSDEEP

      3072:hxkUUnWy5cv49uUzJQr2eOg1Nc3xKw6uj/n2bhtBeUmM1vwmVWYvW1lvWQcY1EKD:hFUWy5cA9unKoK34/Q/2peUmylwllvWE

    • Contacts a large (1129053) 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