MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, pointing to `https://ttraff.cc/pify?keyword=business+writing+for+dummies+2nd+edition+pdf`. This indicates a phishing or social engineering lure, likely attempting to redirect the user to a malicious site. The document body, though heavily obfuscated, contains the same URL, reinforcing the malicious intent. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm used to obscure the final malicious destination.
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/pify?keyword=business+writing+for+dummies+2nd+edition+pdf In PDF document text
- http://xudoso.pearpack.com/uploads/1/3/0/8/130814328/ccbb221b.pdfIn PDF document text
- http://kopilam.mcarlsonjewelry.com/uploads/1/3/1/6/131606407/28896400e64c.pdfIn PDF document text
- http://pawejaw.forthestudentsuh.com/uploads/1/3/1/3/131380429/lesevap.pdfIn PDF document text
- http://files.lyndajcox.com/uploads/1/3/2/6/132680813/kepuv.pdfIn PDF document text
- http://files.luckyhobo.com/uploads/1/3/1/0/131070751/fuvimetame.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0435/5863/3627/files/modenidijemoxafuzamo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4020/9056/files/fevojisumimunejuwob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5995/3312/files/bengali_calendar_1425_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7790/2241/files/67049149015.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7644/3543/files/albert_camus_the_rebel_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4455/2354/files/39217011632.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0151/1077/files/65570363607.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4899/2922/files/97129078995.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4988/6620/files/tukilivateruja.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5131/0488/files/videpijemajezeji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80084587067.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sividejujim.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007f26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F26 | 5276 bytes |
SHA-256: 694e29f9cb38e87f5493224d3d4ab69d517552e450f86d3126c56a3bbe5075cb |
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font_01_sfnt_off00009113.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9113 | 10308 bytes |
SHA-256: 77c223e4a32a6d88823815eabacb091862977dba8a47b495d98c831034146d0c |
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font_02_sfnt_off0000b448.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB448 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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