General

  • Target
    arm4.elf
  • Size 221KB
  • Sample261027-l7htgac18k
  • SHA256 1fdfdf5fda0facfc64a0c52bc93d5a64abee0c5541d655e7e7b48e13493fdd2b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      arm4.elf
    • Size 221KB
    • SHA256 1fdfdf5fda0facfc64a0c52bc93d5a64abee0c5541d655e7e7b48e13493fdd2b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects AISURU Botnet

    • Family: AISURU

      AISURU is a Linux IoT botnet.

    • Executes dropped EXE

    • Renames itself

    • Checks hardware identifiers (DMI)

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

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

    • Modifies rc script

      Adding/modifying system rc scripts is a common persistence mechanism.

    • Reads MAC address of network interface

      Fetches the MAC address of active network interfaces. May be used to detect known values for hypervisors.

    • Reads network interface configuration

      Fetches information about one or more active network interfaces.

MITRE ATT&CK Enterprise v16

Tasks