MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at `https://ttraff.ru/pify?keyword=event+design+templates+free`. This suggests a social engineering tactic to drive traffic to malicious infrastructure. The ML classifier strongly supports the malicious nature of this PDF.
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=event+design+templates+free In PDF document text
- http://files.yogadiversityinitiative.org/uploads/1/3/2/6/132682790/2778805.pdfIn PDF document text
- http://danenuxo.laurakretz.com/uploads/1/3/1/4/131437064/2954171.pdfIn PDF document text
- http://files.carriagesatbriargate.com/uploads/1/3/2/6/132681901/guduxafi.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/1/0432/1614/2497/files/23003956750.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4462/5822/files/34734505129.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8428/files/24211633732.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4083/2678/files/attack_on_titan_game_ipad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4361/8969/files/mba_1st_year_books_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1673/2320/files/xilopuneko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5868/3291/files/age_of_empire_3_android_mod_apk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7155/3189/files/zuzivorejodefen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4375/7992/files/catalizadores_libro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4954/2041/files/online_formatter_html.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9884/7896/files/96504114863.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/9077/5965/files/latex_beamer_animation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/7333/4424/files/clinical_nutrition_espen.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5197/4818/files/nijumurig.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006329.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6329 | 5380 bytes |
SHA-256: 978b1fff259cad90ea1766d8502a5c784d3c0618e393aadb15fa4a01e8247cde |
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font_01_sfnt_off00007562.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7562 | 2268 bytes |
SHA-256: 2b17894289ef4ac549ca5ccbfe538e6ebde94701791c0542cba9a71f2d67f349 |
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font_02_sfnt_off00007f75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F75 | 10132 bytes |
SHA-256: ab5de993f099b7288fd7ed248f132c549015bcebeda8368970b2dd380ee4cf89 |
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