General

  • Target

    c10ffeaf668f69c1124f6cd5fe0dff3b

  • Size

    595KB

  • Sample

    231222-rrmelscdf2

  • MD5

    c10ffeaf668f69c1124f6cd5fe0dff3b

  • SHA1

    99b10f29a401f8846b1b94b0906ff9bad8128117

  • SHA256

    292adb2a5917259e10fbfce5e936f993dad8bf1d813e3b9d5d9c9bf4ea4b8037

  • SHA512

    1040df753d9a4c27cbcba709a5ac3120a001cac78803103c639c0506bfefa13836910baa391c17dd6123c494dc2fcea0a23202488306b8455eedae3072673f74

  • SSDEEP

    12288:9bf8IKMnQXbeyFlGF/5oYAx//tqdx286yNrMu9h7Dxu9hc7L:tf8INobe0kxoYAx//tQ26TzD4XcP

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

    • MD5

      c10ffeaf668f69c1124f6cd5fe0dff3b

    • SHA1

      99b10f29a401f8846b1b94b0906ff9bad8128117

    • SHA256

      292adb2a5917259e10fbfce5e936f993dad8bf1d813e3b9d5d9c9bf4ea4b8037

    • SHA512

      1040df753d9a4c27cbcba709a5ac3120a001cac78803103c639c0506bfefa13836910baa391c17dd6123c494dc2fcea0a23202488306b8455eedae3072673f74

    • SSDEEP

      12288:9bf8IKMnQXbeyFlGF/5oYAx//tqdx286yNrMu9h7Dxu9hc7L:tf8INobe0kxoYAx//tQ26TzD4XcP

    • 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