MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous links, many of which point to a redirector service known for malicious activity. The document body, though heavily obfuscated, contains URLs that appear to be part of a link farm designed to attract users with search terms like 'action words worksheets for grade 1 pdf'. The primary redirector URL is https://ttraff.ru/pify?keyword=action+words+worksheets+for+grade+1+pdf, which likely leads to a phishing or malware distribution site.
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.ru/pify?keyword=action+words+worksheets+for+grade+1+pdf In PDF document text
- http://files.sbmig.com/uploads/1/3/1/1/131164239/33b69b918d8.pdfIn PDF document text
- http://files.peterbixbynhhouse.org/uploads/1/3/0/9/130969772/34d15279d10b1.pdfIn PDF document text
- http://jamulakej.balsamrootcatering.com/uploads/1/3/0/7/130776433/6193ce1.pdfIn PDF document text
- http://kefijona.piconservation.org/uploads/1/3/1/4/131408899/6308949.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/1/0436/1509/2894/files/does_windows_10_have_opengl.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9002/5375/files/biodegradable_materials_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/9644/6878/files/61761252027.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3771/2803/files/1826415044.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0896/6307/files/zigedenexuzo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4475/5866/files/melofufiximolaneg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0721/2709/files/tuwolarezufe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7969/5526/files/nuvodanos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3426/3199/files/algorithm_analysis_in_data_structures.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0745/1029/files/vb._net_tutorial_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2290/7549/files/welunazakudidipipedemapur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4215/8245/files/betonalodobepaz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2465/3224/files/tuduvenukusiwifegijazi.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_off000061f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61F2 | 5584 bytes |
SHA-256: ab06c14861d4762e7bc850ab984325aed7eba424d58e1779efdddcdcc9f9148c |
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font_01_sfnt_off00007509.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7509 | 10132 bytes |
SHA-256: b08e876a316b40607d864fd5cd5f323a391df438ff9023bb8ceab94738aea582 |
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