General

  • Target

    na.elf

  • Size

    128KB

  • Sample

    241010-ldw41aycpq

  • MD5

    cf182d49ea3bd8d88c0895c2c2e0c971

  • SHA1

    71d2e8d01a16188bb1efb6f68678fc245e7a75e9

  • SHA256

    2743a17903001140b896d59a93ff5720ee2b1198e87772bfe23b0913018ac4f5

  • SHA512

    594b7a7e6f3cdcb18f23b54826e40ad661dd14be30d5b68edca51843c09ab063e816072d015a7993f3eb0fea5ca4596fb9851b07c19f5c99823aaab1e04946f6

  • SSDEEP

    3072:uxjOFf2CcOhh5txBqH9jX/ae0KKFpv2KpnG4Kitc:4jOd23qtr8X/ae0KKFpuKHTtc

Malware Config

Targets

    • Target

      na.elf

    • Size

      128KB

    • MD5

      cf182d49ea3bd8d88c0895c2c2e0c971

    • SHA1

      71d2e8d01a16188bb1efb6f68678fc245e7a75e9

    • SHA256

      2743a17903001140b896d59a93ff5720ee2b1198e87772bfe23b0913018ac4f5

    • SHA512

      594b7a7e6f3cdcb18f23b54826e40ad661dd14be30d5b68edca51843c09ab063e816072d015a7993f3eb0fea5ca4596fb9851b07c19f5c99823aaab1e04946f6

    • SSDEEP

      3072:uxjOFf2CcOhh5txBqH9jX/ae0KKFpv2KpnG4Kitc:4jOd23qtr8X/ae0KKFpuKHTtc

    • Contacts a large (94970) 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.

    • 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