Overview

overview

9

Static

static

1

na.elf

debian-9-mips

9

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General

  • Target

    na.elf

  • Size

    128KB

  • Sample

    241010-lllm8sshqc

  • MD5

    290383303138aea71ac2b83b6159d74f

  • SHA1

    f99e8ffb60453f18bd73420cd9245dc992dc5a95

  • SHA256

    633e91ee81f179f2edf893162141050e1ce45ff2e56811692657d791d75c1a32

  • SHA512

    fd45c761fe65c18d149841b3b4651a88fe0611b3f72f3ee6f4eb7346b078ef540777bbd9928d9a0e93912c540d4462b45d89c8db219936d27638db53f517b840

  • SSDEEP

    1536:Efcw0/a5aKgBBu+q7jUwdhNf+mzbz47XCtlyevzpmOz53NI:El5ABB+7jUYS0bzqStrpmiI

Score
9/10
credential_accessdefense_evasiondiscoveryevasion

Malware Config

Targets

    • Target

      na.elf

    • Size

      128KB

    • MD5

      290383303138aea71ac2b83b6159d74f

    • SHA1

      f99e8ffb60453f18bd73420cd9245dc992dc5a95

    • SHA256

      633e91ee81f179f2edf893162141050e1ce45ff2e56811692657d791d75c1a32

    • SHA512

      fd45c761fe65c18d149841b3b4651a88fe0611b3f72f3ee6f4eb7346b078ef540777bbd9928d9a0e93912c540d4462b45d89c8db219936d27638db53f517b840

    • SSDEEP

      1536:Efcw0/a5aKgBBu+q7jUwdhNf+mzbz47XCtlyevzpmOz53NI:El5ABB+7jUYS0bzqStrpmiI

    Score
    9/10
    credential_accessdefense_evasiondiscoveryevasion

    • Contacts a large (42352) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Deletes system logs

      Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

      evasion

    • Modifies Watchdog functionality

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

      defense_evasion

    • Renames itself

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Deletes log files

      Deletes log files on the system.

      defense_evasion

    • Reads process memory

      Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

      credential_access
    behavioral1

MITRE ATT&CK Enterprise v15

Tasks