MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by multiple critical heuristics for containing malicious redirector links and a large number of external PDF links, suggesting a link farm. One of the embedded URLs, https://ttraff.com/pify?keyword=archinterior+39+pdf, is identified as a known malicious redirector. The document body, though heavily obfuscated, contains this URL and other Shopify-hosted PDF links. The primary intent appears to be directing users to malicious infrastructure through a deceptive link farm.
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.com/pify?keyword=archinterior+39+pdf In PDF document text
- http://files.countrysideimplements.com/uploads/1/3/0/7/130738823/fifiraxutu_bipixuz_gazef.pdfIn PDF document text
- http://files.napafermentation.com/uploads/1/3/1/4/131408798/lodujomewetex_xinawojogufe_zirif.pdfIn PDF document text
- http://files.puetzerlab.com/uploads/1/3/1/3/131380915/4285263.pdfIn PDF document text
- http://tutafo.carentandvacancy.com/uploads/1/3/1/4/131453645/xexitilenuruduloviz.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/1/0436/5529/9237/files/tunogerobixim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4131/5223/files/93088482264.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3740/8936/files/suvaxadelipuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9894/8255/files/72794364875.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7495/3120/files/78157278765.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3505/7559/files/vickers_hydrolic_pump.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1387/3569/files/biwidasatobepefitopobu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8525/9159/files/alexa_bula.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7798/3651/files/65275347333.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3407/4523/files/rubugemezojanivudijebo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5743/8101/files/happy_birthday_piano_sheet_easy.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3551/7337/files/81227061568.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2710/2887/files/79797482689.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005086.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5086 | 5132 bytes |
SHA-256: 52a8c8a3e3d141477b2348f6a1c555ed9d29e74982e5661393e3e06cb7c62ca6 |
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font_01_sfnt_off000061fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61FE | 16076 bytes |
SHA-256: 9e8eae21d29f6f1f2c08691f17d257d93e60a026cc3eaf7e96e5dca856e6caf5 |
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font_02_sfnt_off00008d22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D22 | 16448 bytes |
SHA-256: bc6d684f813ac1c32be8bd0fe15b7813cdddcd900b6f98dcbbe4bb93017ec79b |
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