MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document exhibits characteristics of a link farm and redirection attack. It contains numerous embedded URLs, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though partially corrupted, includes the phrase 'John deere la135 manual' and the URL that triggered the redirector, suggesting a lure to trick users into clicking malicious links. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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=john+deere+la135+manual In PDF document text
- http://files.chicagobonebroth.com/uploads/1/3/0/7/130775509/99251e5966f7635.pdfIn PDF document text
- http://files.supernaturalentertamitedproductions.org/uploads/1/3/1/4/131455883/visemomitowezij-fezaweku-xevut-kixivim.pdfIn PDF document text
- http://files.monawitt.com/uploads/1/3/1/3/131398008/8973515.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/1/0433/0687/7080/files/83142526711.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0605/7883/files/7854451747.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3397/7247/files/kifarurorixidikebazepo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6889/1040/files/tovosusobedopebetoteni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4826/4089/files/tasemasawiranalomebaxube.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1158/7752/files/19506894976.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2890/5127/files/72720039252.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7063/5680/files/tovepudikud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5663/4785/files/91714060857.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6644/1376/files/zovomiripikutopop.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_off000061f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61F7 | 5216 bytes |
SHA-256: 163e7688487377c9e12367907b2a0de09531e291ec9c48216371480ae8d7e2ad |
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font_01_sfnt_off0000738a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x738A | 13344 bytes |
SHA-256: 719d4a26022e0381422f8d16aae59a418cd76ae0fca8622665572a97d39a8356 |
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font_02_sfnt_off00009d78.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D78 | 17672 bytes |
SHA-256: 2d4c323027a084c26f5d652e789b327448f628d0dc6f25dd37171db16173ce12 |
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