Overview

overview

9

Static

static

1

splarm5.elf

debian-9-armhf

9

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General

  • Target
    splarm5.elf
  • Size 60KB
  • Sample241126-2ssm5azphr
  • SHA256 04f5010d43a4802be5aa4dcec35403fe3aeb5a68a638b9b9fe028457c9295fbb
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
credential_accessdefense_evasiondiscovery

Malware Config

Targets

    • Target
      splarm5.elf
    • Size 60KB
    • SHA256 04f5010d43a4802be5aa4dcec35403fe3aeb5a68a638b9b9fe028457c9295fbb
    • MD5 SHA1 SHA512 SSDEEP
    Score
    9/10
    credential_accessdefense_evasiondiscovery

    • Contacts a large (42154) 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

    • 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.

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

      discovery

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • 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