MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/pify?keyword=portable+pdf+editor'. This URL is presented within the document body, suggesting a social engineering lure to trick the user into clicking it. The presence of a large number of external PDF links, many hosted on Shopify, further indicates a link farm or SEO poisoning attempt to distribute malicious content. The ML classifier strongly flagged this PDF as malicious.
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=portable+pdf+editor In PDF document text
- http://files.marytischler.com/uploads/1/3/2/6/132681294/4278814.pdfIn PDF document text
- http://files.lundeensliquor.com/uploads/1/3/1/6/131606135/mugijo_kavepexo_xejuzax.pdfIn PDF document text
- http://files.toprodbassmasters.com/uploads/1/3/1/4/131438641/wefevuv-disuronu-rozovajuvamop-vitigodelanulo.pdfIn PDF document text
- http://files.innervoyages.com.au/uploads/1/3/1/4/131452883/gifafonup-dolirovifubofed-buronepidosiza.pdfIn PDF document text
- http://files.freerangeworship.com/uploads/1/3/1/4/131453867/jerovegavibojumoso.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/1/0427/8226/1415/files/9612799553.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5282/5750/files/fafetokojipekimoniku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1769/9477/files/gifaravepabu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/70474217151.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5580/7640/files/rogegajolawov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7602/5510/files/83418198336.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8407/7473/files/cookie_clicker_auto_click_golden_cookie.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2258/9853/files/35387116249.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9925/1093/files/24797934614.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9643/2021/files/31176363622.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4189/0208/files/tigunatirobom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8538/0246/files/ccleaner_key_2018.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9019/8180/files/joragoguve.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8251/3570/files/intermediate_algebra_lehmann_5th_edition.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_off0000682d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x682D | 4996 bytes |
SHA-256: c87065075e2196f8f52cded86b39f7e8447eb0b2f9c0bc829d0da4036515b5ed |
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font_01_sfnt_off0000792f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x792F | 10592 bytes |
SHA-256: 316de085e52ec90c746af220b7039872903070b63b0fb94bf1d003c2ad5c1d98 |
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