MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK, indicating it points to malicious infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=analytical+questions+pdf+for+nts', which is also listed as a malicious redirector. The PDF also contains a link farm heuristic, suggesting it's part of a larger SEO poisoning effort to drive traffic to malicious sites.
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=analytical+questions+pdf+for+nts In PDF document text
- http://files.adamwilliamchalmers.com/uploads/1/3/1/4/131453645/zerodukegokide_zisif_xibusuroxolalov.pdfIn PDF document text
- http://files.ekilmp.com/uploads/1/3/2/6/132696210/gixurige.pdfIn PDF document text
- http://files.acfcrawford.com/uploads/1/3/1/0/131070317/kuledometit_mexet_polebebiraxupo.pdfIn PDF document text
- http://files.holyangelschurchri.org/uploads/1/3/1/4/131437531/komiwuxoxi.pdfIn PDF document text
- http://files.dfsplanroom.net/uploads/1/3/0/7/130740536/a2824d0cd17.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/1/0430/5921/6533/files/sikutagifiruxajibubagitu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1512/7708/files/ffv_job_planning_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1991/0813/files/apa_style_research_paper.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2643/9582/files/63835511804.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7990/1096/files/article_226_and_227.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7135/7596/files/fikiliginit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8694/6206/files/60445186259.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6124/7138/files/kumoxasusogumed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1315/2673/files/57042352127.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1997/6350/files/analysis_of_financial_statements_of_a_company.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3602/4737/files/vishnu_sahasranamam_in_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1104/7575/files/zewivamudokitem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0964/5478/files/stanford_binet_intelligence_scale_5th_edition.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_off00007dd9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DD9 | 5368 bytes |
SHA-256: feaba1c45e0a7ed2d7250068b2db44eb22f605c31033fb815bcdd0bd6d0ad6ed |
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font_01_sfnt_off00009034.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9034 | 10588 bytes |
SHA-256: 89644dbbe963bb42b4280e60def9649aa8ce1fd2620c99a21e844d67794b2b91 |
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