Malicious PDF — malware analysis report

Static analysis result for SHA-256 7367a23643d5769e…

MALICIOUS

PDF

16.0 KB Created: 2020-03-19 00:44:28 +00:00 Authoring application: mPDF 5.7
MD5: f63fc4ba574576c7d2a4e2305b8268fd SHA-1: ee48ab5e6c9d253c7c82f137a729b0ea99e145cc SHA-256: 7367a23643d5769e7dc0b17d6d9289c7400800de09b0f3b554d6b6fd83d4c363
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, all pointing to the same domain. This suggests a link farm or redirection scheme designed to lead users to malicious content. While no scripts were explicitly extracted, the nature of the embedded links and the ML_NYX_PDF_MALICIOUS classification indicate a high likelihood of malicious intent, possibly involving the exploitation of PDF vulnerabilities or social engineering to trick users into clicking the links. The document body was unreadable, but the presence of numerous external links is a strong indicator of a malicious lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9898

Heuristics 2

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://weisncio.myhome.cx/1629628625621627/The-Bad-Queen-Rules-and-Instructions-for-Marie-Antoinette-Young-Royals-6-by-Carolyn-Meyer.pdf
    • http://weisncio.myhome.cx/1622627625621629/The-Wild-Queen-The-Days-and-Nights-of-Mary-Queen-of-Scots-Young-Royals-7-by-Carolyn-Meyer.pdf
    • http://weisncio.myhome.cx/4621625620626626/Patience-Princess-Catherine-Young-Royals-4-by-Carolyn-Meyer.pdf
    • http://weisncio.myhome.cx/2620628628628624/Marie-Dancing-by-Carolyn-Meyer.pdf
    • http://weisncio.myhome.cx/7627627625621625/Queen-of-France-A-Biography-of-Marie-Antoinette-by-Andr-Castelot.pdf
    • http://weisncio.myhome.cx/2624628621629625/Confessions-of-Marie-Antoinette-Marie-Antoinette-3-by-Juliet-Grey.pdf
    • http://weisncio.myhome.cx/5624622622621625/Le-Testament-de-Marie-Antoinette---Testament-of-Marie-Antoinette-by-Marie-Antoinette.pdf
    • http://weisncio.myhome.cx/5620620621621628/Becoming-Marie-Antoinette-by-Juliet-Grey.pdf
    • http://weisncio.myhome.cx/7627627624622627/Marie-Antoinette-by-Desmond-Seward.pdf
    • http://weisncio.myhome.cx/7627627625621621/Moi-amp-Marie-Antoinette-by-Lynn-Cullen.pdf
    • http://weisncio.myhome.cx/7627627623625626/Marie-Antoinette-by-Sofia-Coppola.pdf
    • http://weisncio.myhome.cx/1629629625629/The-Contactees-Die-Young-by-Antoinette-Azolakov.pdf
    • http://weisncio.myhome.cx/4626622621624621/Marie-Antoinette-The-Journey-by-Antonia-Fraser.pdf
    • http://weisncio.myhome.cx/1621628628621625/Queen-of-the-Stars-The-Royals-of-Adriel-1-by-Lorelei-Orion.pdf
    • http://weisncio.myhome.cx/1622624620622622/Marie-Antoinette-Serial-Killer-by-Katie-Alender.pdf
    • http://weisncio.myhome.cx/7627627623625621/Marie-Antoinette-The-Courageous-End-by-Margaret-Anne-MacLeod.pdf
    • http://weisncio.myhome.cx/5629624622624626/The-Private-Life-of-Marie-Antoinette-by-Madame-Campan.pdf
    • http://weisncio.myhome.cx/6624626625623629/Marie-Antoinette-and-the-Last-Garden-at-Versailles-by-Christian-Duvernois.pdf
    • http://weisncio.myhome.cx/8620624624622623/The-Letters-of-Marie-Antoinette-Fersen-and-Barnave-by-O-Heidenstam.pdf
    • http://weisncio.myhome.cx/1625623629629626/White-Lilacs-by-Carolyn-Meyer.pdf