General

  • Target
    c10ffeaf668f69c1124f6cd5fe0dff3b
  • Size 595KB
  • Sample231222-rrmelscdf2
  • SHA256 292adb2a5917259e10fbfce5e936f993dad8bf1d813e3b9d5d9c9bf4ea4b8037
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xorddos

C2
  • http://info1.3000uc.com/b/u.php

  • gh.dsaj2a1.org:2822

  • www.wangzongfacai.com:2822

  • 174.139.217.145:2822

Attributes
  • crc_polynomial

    EDB88320

xor.plain

Targets

    • Target
      c10ffeaf668f69c1124f6cd5fe0dff3b
    • Size 595KB
    • SHA256 292adb2a5917259e10fbfce5e936f993dad8bf1d813e3b9d5d9c9bf4ea4b8037
    • MD5 SHA1 SHA512 SSDEEP
    • XorDDoS

      Botnet and downloader malware targeting Linux-based operating systems and IoT devices.

    • XorDDoS payload

    • Deletes itself

    • Executes dropped EXE

    • Unexpected DNS network traffic destination

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

    • Creates/modifies Cron job

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

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

    • Write file to user bin folder

MITRE ATT&CK Enterprise v15

Tasks