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General

  • Target

    yqvqgxlwdm

  • Size

    542KB

  • Sample

    250327-jy25msyyhw

  • MD5

    254c179e8b70de2b64993aa4375d3dc1

  • SHA1

    bebd4f6d3898af3d09fa694d9d5f22cdca40b656

  • SHA256

    e653a91c04d3c29165f96e463d656932130a490a607990054afb3f286720019b

  • SHA512

    e03db5c834c34e6a20b1ece9dddf9abd5a0d5a96b8d65c8219ae6f96b744f1a9c5791eb5e9b2e56c0b212a3fc755c2eef179708bb05f9db040ba362d87e204ad

  • SSDEEP

    12288:VB2bw1CH/FwznbIU9sE8c8lqd49N94wT4JXhLLp6yWrk3G:VB2WCH/eMU9Uc8gd49N94BJXhLL4ruG

Malware Config

Extracted

Family

xorddos

C2

http://ww.wowapplecar.com/config.rar

ee.vvbb321.com:1520

ee.jjkk567.com:1520

ee.nnmm234.com:1520

ee.aass654.com:1520

ee.xxcc789.com:1520

Attributes
  • crc_polynomial

    EDB88320

xor.plain

Targets

    • Target

      yqvqgxlwdm

    • Size

      542KB

    • MD5

      254c179e8b70de2b64993aa4375d3dc1

    • SHA1

      bebd4f6d3898af3d09fa694d9d5f22cdca40b656

    • SHA256

      e653a91c04d3c29165f96e463d656932130a490a607990054afb3f286720019b

    • SHA512

      e03db5c834c34e6a20b1ece9dddf9abd5a0d5a96b8d65c8219ae6f96b744f1a9c5791eb5e9b2e56c0b212a3fc755c2eef179708bb05f9db040ba362d87e204ad

    • SSDEEP

      12288:VB2bw1CH/FwznbIU9sE8c8lqd49N94wT4JXhLLp6yWrk3G:VB2WCH/eMU9Uc8gd49N94BJXhLL4ruG

    • XorDDoS

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

    • XorDDoS payload

    • Xorddos family

    • Executes dropped EXE

    • Reads EFI boot settings

      Reads EFI boot settings from the efivars filesystem, may contain security secrets or sensitive data.

    • Creates a large amount of network flows

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

    • 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