Malicious PDF — malware analysis report

Static analysis result for SHA-256 9496cd1c8880ef87…

MALICIOUS

PDF

19.9 KB Created: 2020-03-13 23:10:51 +00:00 Authoring application: mPDF 5.7 First seen: 2021-08-20
MD5: 63e0d43e9e1b1e227f0fe690856ba0b3 SHA-1: d4a095fcd2673675a5c16e4b1885da320fa1b76b SHA-256: 9496cd1c8880ef873da1b9ef5f9f0806b4c049bdff02cf9435968de3ef6405a5
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of embedded external links, a technique often used for SEO manipulation or to redirect users to malicious websites. The ML classifier also flagged this PDF as malicious with high confidence. The primary attack pattern involves leveraging these links to potentially distribute further malware or engage in phishing activities.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9922

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://ieuicufioao.myhome.cx/2550557555558551/King-of-the-Badgers-by-Philip-Hensher.pdf In PDF document text
    • http://ieuicufioao.myhome.cx/1557554551555554/The-Northern-Clemency-by-Philip-Hensher.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/1551551559554551551/The-Penguin-Book-of-the-British-Short-Story-Volume-2-From-John-Buchan-to-Zadie-Smith-by-Philip-Hensher.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/4557555551552552/A-Year-at-Mulberry-Cottage-Mulberry-Cottage-2-by-Victoria-Connelly.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/7552554550550558/Ghost-Empire-How-the-French-Almost-Conquered-North-America-by-Philip-Marchand.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/1551551557559554550/Spore-Fan-Fiction---Species-Association-of-Minor-Powers-Aviax-Bloggle-Empire-Bolion-Coiren-Empire-Creepasaphien-Delson-Empire-Dhragolon-Dreg-Elkrarian-Eteno-Eteno-Empire-Euigifa-Galvadan-Garko-Genodraco-Legion-Great-Horned-Dragon-Empir-by-Source-Wikia.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/1558557556555554/Once-Upon-a-Mulberry-Field-by-C-L-Hoang.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/5553555554554557/Mulberry-by-Paulette-Boudreaux.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/4550558550555551/The-Mulberry-Forest-by-Dalene-Matthee.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/8558559551553551/The-Mulberry-Music-by-Doris-Orgel.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/3552556551559554/The-Tea-House-on-Mulberry-Street-by-Sharon-Owens.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/8554552555552555/Here-We-Go-Round-the-Mulberry-Bush-by-Jane-Cabrera.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/6552559550554550/Murder-on-Mulberry-Bend-by-Victoria-Thompson.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/1558558555556550/Under-The-Mulberry-Tree-Jacob-s-Daughter-3-by-Samantha-Bayarr.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/7557552555552558/The-Demonic-Incident-in-Chinatown-Skycastle-2-by-Andy-Mulberry.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/3558556559559558/Mulberry-Moon-Mystic-Creek-3-by-Catherine-Anderson.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/4552552559559558/Repentance-Empire-Saga-5-Space-Empire-Trilogy-2-by-Michael-J-Findley.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/8557554552554558/Manual-of-Instructions-for-Raising-Mulberry-Trees-and-Silkworms---Scholar-s-Choice-Edition-by-G-a-Schoch.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/2559558555556556/Servant-of-the-Empire-The-Empire-Trilogy-2-by-Raymond-E-Feist.pdfIn PDF document text
    • http://ieuicufioao.myhome.cx/3557555552555552/The-Empire-Novels-Galactic-Empire-1-3-by-Isaac-Asimov.pdfIn PDF document text