General

  • Target
    iuwtfnzxxw
  • Size 611KB
  • Sample230513-m45phaad2y
  • SHA256 09cdd0b6cb6e82f205f3ad4a6c098b6c5e84667d061026d3011b58c45bff335a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xorddos

C2
  • http://aa.hostasa.org/config.rar

  • cdn.cloud2cdn.com:8080

Attributes
  • crc_polynomial

    EDB88320

xor.plain

Targets

    • Target
      iuwtfnzxxw
    • Size 611KB
    • SHA256 09cdd0b6cb6e82f205f3ad4a6c098b6c5e84667d061026d3011b58c45bff335a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    9/10
    • Attempts to identify hypervisor via CPU configuration

      Checks CPU information for indicators that 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 active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Executes dropped EXE

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

    • Write file to user bin folder

    • Reads system network configuration

      Uses contents of /proc filesystem to enumerate network settings.

    • Reads runtime system information

      Reads data from /proc virtual filesystem.

MITRE ATT&CK Enterprise v6

Tasks