MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, with one heuristic identifying it as a PDF SEO link farm and another flagging a link to a known malicious redirector. The document body is heavily obfuscated and appears to contain metadata rather than user-facing content. The primary attack pattern involves luring users through a large number of links, potentially to malicious sites or for SEO manipulation.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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 https://ttraff.ru/wb?keyword=fractal%20ax8%20edit%20manual In PDF document text
- http://files.thehatstore.us/uploads/1/3/1/4/131482950/rabilejifupozamuj.pdfIn PDF document text
- http://files.edwardmoak.com/uploads/1/3/1/3/131380627/6080940.pdfIn PDF document text
- http://files.godancedynamics.com/uploads/1/3/2/8/132814990/8b930b.pdfIn PDF document text
- http://files.hammerheadfleet.com/uploads/1/3/1/1/131164024/gojidovijudaxiz.pdfIn PDF document text
- http://files.geekandgamercounseling.com/uploads/1/3/1/8/131857112/pexuja-zidugiwefaf-zigitezowuxef.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6803/0102/files/22414067915.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/87664315042.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zenafepejeviwasi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/25781613666.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7375/7603/files/72485182553.pdfIn PDF document text
- https://vibenalatof.files.wordpress.com/2020/07/bapisuriwabekodibejod.pdfIn PDF document text
- https://lujuvopi.files.wordpress.com/2020/06/57925836822.pdfIn PDF document text
- https://womitoguv321508366.files.wordpress.com/2020/06/fukixapalo.pdfIn PDF document text
- https://bukusuj.files.wordpress.com/2020/06/bulalazebonotilupiropixan.pdfIn PDF document text
- https://jarojadum.files.wordpress.com/2020/07/80662700341.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5086/8646/files/mabir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9956/2911/files/koxixig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7220/0608/files/kasusapijuwisoto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1390/6327/files/34936273836.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0925/3282/files/wexelubakeviwixejub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0934/2621/files/20534641175.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9780/8285/files/woputapejasazewimal.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000070b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70B9 | 4896 bytes |
SHA-256: cfabdf807f7318675ab7a416214b253f92b0e16c92779be917419419bcd34da3 |
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font_01_sfnt_off0000813e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x813E | 12536 bytes |
SHA-256: 94076eef59a9e68114ee32abf90cbec57e7c31081131cdcd81d65d8599ca0340 |
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