MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com. One of the primary links directs to a known malicious redirector at ttraff.ru. The document body contains garbled text, suggesting it is not intended for human consumption but rather to host these links. The presence of a malicious redirector and a link farm indicates an attempt to obscure the final destination and potentially distribute malware or conduct phishing. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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/pify?keyword=suture+and+surgical+hemostasis+a+pocket+guide+pdf In PDF document text
- http://files.stcolmcillesjns.com/uploads/1/3/1/4/131437725/fakewuwud.pdfIn PDF document text
- http://files.asteroidea.ch/uploads/1/3/0/7/130776536/wanifexikomo.pdfIn PDF document text
- http://files.azqualityremodeling.com/uploads/1/3/1/3/131398362/vedefovepofase.pdfIn PDF document text
- http://files.tameraboundsforcitycouncil.com/uploads/1/3/1/4/131438177/ratodatali.pdfIn PDF document text
- http://files.ellenmulholland.com/uploads/1/3/0/7/130776368/foneraduj-bejemafadej-gimafilaxevis-gogupo.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/1/0433/2909/3784/files/pawenitep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1740/4573/files/lewagaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7523/2153/files/pubudixija.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6232/8472/files/94699364314.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9764/4449/files/rolamar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5830/8006/files/85913762844.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/norojakibi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3971/1655/files/28848190906.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5599/6328/files/14913965191.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8625/9100/files/91959619563.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4945/9605/files/27292158919.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_off0000b406.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB406 | 5616 bytes |
SHA-256: b2ab8e4ba6bace3c9f635a71f39648bbcaabb27a76794f4a317800de4a62daf2 |
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font_01_sfnt_off0000c6e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6E7 | 10180 bytes |
SHA-256: e63140458b34399c25f99453e98353fb3f48698dd2516ebbe7055169e66d732e |
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