MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, with one critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.cc/pify?keyword=isometric+view+in+autocad+pdf'. The document body, though heavily obfuscated, contains this same URL, suggesting the primary purpose is to redirect the user to malicious infrastructure. The presence of many external links also indicates a link farm, often used to improve SEO for malicious sites or to distribute malware.
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=isometric+view+in+autocad+pdf In PDF document text
- http://files.heartpieces.net/uploads/1/3/1/3/131379749/3776242.pdfIn PDF document text
- http://files.dkgquebec.com/uploads/1/3/1/8/131871864/goserodidarubo_xiwudo_bavusafi_wulujowenonab.pdfIn PDF document text
- http://files.mindfulawakening108.com/uploads/1/3/0/7/130738681/daravuzun.pdfIn PDF document text
- http://files.dikaios-legal.com/uploads/1/3/1/4/131437236/e59f4ffb2.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/1/0428/9835/8432/files/49816413057.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0342/8510/files/happy_new_year_clipart_2017.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5453/7624/files/53073257828.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9954/6009/files/kajemisunaverokad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8619/8424/files/95328731448.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vasopamomakazemujavinis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7990/1079/files/potozebibu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7103/6835/files/70097959070.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6513/0660/files/98109050831.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6130/4744/files/sml_list_functions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4474/1015/files/human_anatomy_mckinley_o_loughlin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7896/7703/files/wewexafezadopololu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9785/7954/files/famovukikugofuxuxe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5298/9605/files/99436613336.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_off00006978.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6978 | 5360 bytes |
SHA-256: fcee08e55b9edc6153baab54fde50a719a20b61e8f0973965ba80d9de03359d1 |
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font_01_sfnt_off00007bad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BAD | 10044 bytes |
SHA-256: ffaa25791341f181ec90c40fb8affeb7b9375ebc137ee51040e83e3f4675fdd7 |
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