MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, many of which point to a redirector service known for malicious activity. The document body itself contains a URL that leads to this redirector, suggesting a lure to download further content or visit a malicious site. The ML classifier also strongly indicated maliciousness.
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=community+organizing+participatory+action+research+pdf In PDF document text
- http://files.gitxsansimalgyax.com/uploads/1/3/0/7/130775245/dijanebi.pdfIn PDF document text
- http://files.hopeforliberians.org/uploads/1/3/1/4/131482953/fosetipu-luzakupeg-napizi.pdfIn PDF document text
- http://files.redmondmathblog.com/uploads/1/3/2/3/132302923/8512698.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/1/0448/0948/6498/files/product_costing_methods_in_manufacturing.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1044/8798/files/54418557855.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0770/3201/files/pozanasadalusuwim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1705/0008/files/annihilation_jeff_vandermeer_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1082/6146/files/cantabile_et_presto_flute.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8095/8617/files/lejudomugitaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6987/5111/files/15617863212.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8570/1019/files/a_twist_of_the_wrist_vol_1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3673/5645/files/74835232541.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/6493/7896/files/tv_azteca_m3u.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6335/3244/files/sort_vector_c.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8063/6833/files/argumentative_speech_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6828/4316/files/yung_joc-_hustlenomics.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3420/4568/files/putakakuvufarodivekew.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_off0000634d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x634D | 5592 bytes |
SHA-256: b60af9b87016b6b699435f918fc06b45bc0bd82cbc69d7721f6f382ee1071419 |
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font_01_sfnt_off00007632.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7632 | 11532 bytes |
SHA-256: defbbcece37b995a6eb6e6204af38e197e35393a41097897492482ff384435e6 |
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font_02_sfnt_off00009d75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D75 | 16060 bytes |
SHA-256: 2173a1880e9f774f759393e7d0d28dda91d04d8a3eae6bea41b822770b343b90 |
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