MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, many pointing to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation. One critical link directs to 'ttraff.com', a known malicious redirector. The document body, though heavily obfuscated, contains the same academic-themed keywords found in the malicious URL, indicating a lure to trick users into clicking the malicious link. The primary intent appears to be redirecting users to malicious infrastructure.
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=examen+regional+francais+la+boite+a+merveille+2020+pdf In PDF document text
- http://files.jessynolan.com/uploads/1/3/0/7/130739621/29f54c8b.pdfIn PDF document text
- http://latovixim.resultsvisualized.com/uploads/1/3/0/7/130775971/4348463.pdfIn PDF document text
- http://files.cvhsaa.org/uploads/1/3/1/8/131856173/3581553.pdfIn PDF document text
- http://files.flashfoto.com.au/uploads/1/3/0/9/130969489/60f779.pdfIn PDF document text
- http://files.brickchurchstjames.org/uploads/1/3/1/4/131454345/jaxome.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/1/0428/2672/7580/files/wupibigejomotor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3909/6986/files/tekulizutokuxemavani.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1512/5662/files/ladojeliwerakeveriga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51108684678.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0507/4838/files/66075973432.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5780/6488/files/28106148159.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/2352/7070/files/estructura_de_materiales_compuestos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1712/6556/files/the_shadow_throne.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4357/0343/files/tigakubetenumiruxelebo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7167/6314/files/25405923859.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0537/0791/files/sotepekixavapab.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_off00006105.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6105 | 5972 bytes |
SHA-256: e362a1793110c4274dfc64ca14142a24cc5aa48d3d7aeab50eab732800f60474 |
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font_01_sfnt_off00007556.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7556 | 12264 bytes |
SHA-256: b44c45b9f82d106b7d88f1db2b338850b4c66e7f1bd81032c83a33373acf6e85 |
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font_02_sfnt_off00009b96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B96 | 16516 bytes |
SHA-256: 65f5d31a488aba5a3fc4be3a1ffa4aff022047a847e030d5d4a7b4b4655df03a |
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