MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
T1059.003 Windows Command Shell
T1059.007 JavaScript
The PDF contains numerous links, including one to a known malicious redirector (ttraff.cc). This redirector is likely used to obscure the final destination and potentially deliver a malicious payload. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to increase visibility and lure victims. The ML classifier strongly indicates maliciousness.
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.cc/wb?keyword=classification%20of%20living%20things%20quiz%20pdf In PDF document text
- http://files.prmueller.co.uk/uploads/1/3/0/7/130739835/kiduzabamarite.pdfIn PDF document text
- http://files.mothersforothers.org/uploads/1/3/1/0/131071067/9f748ceb5fa0db.pdfIn PDF document text
- http://files.ahlivintage.com/uploads/1/3/1/4/131406403/3233322.pdfIn PDF document text
- http://files.stlukeshhi.org/uploads/1/3/0/7/130739052/3d14d6f.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/1/0429/6117/4684/files/fegeliditeti.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9055/8622/files/73684088913.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/2033782386.pdfIn PDF document text
- https://lufafoga.files.wordpress.com/2020/07/66387547660.pdfIn PDF document text
- https://molejupo.files.wordpress.com/2020/06/65444392783.pdfIn PDF document text
- https://jowoxub.files.wordpress.com/2020/07/mofafok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5850/3573/files/99252691385.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/satofekefekuwozavobijogut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1022/0447/files/tewobakilixozelirifo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zudofujavulasosajawigubi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5670/1346/files/bevonilodo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5458/0391/files/xesalu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fixasitisajixumazurezeve.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9045/2385/files/bozokoponezonufasanaze.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_off000064ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64CA | 5344 bytes |
SHA-256: 7b2755640126d8f4e93b56eddab009d5ecfe9ec6790811528f3822d25847ca65 |
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font_01_sfnt_off000076f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76F4 | 10216 bytes |
SHA-256: 4ed4f998d96972b167a2a3720b88eebcfc3fee5d9c9129ee1177ac2693d67924 |
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