MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link to a redirector service (ttraff.com) which is associated with malicious activity. The document body text and a heuristic firing indicate the presence of a "download button" lure, specifically for a "beep sound effect". The PDF also contains a large number of embedded links, many pointing to Shopify domains, suggesting a link farm or distribution mechanism. The primary malicious link is https://ttraff.com/pify?keyword=beep+sound+effect+download.
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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=beep+sound+effect+download In PDF document text
- http://files.shellybroughtonart.com/uploads/1/3/1/6/131606397/fuvivin.pdfIn PDF document text
- http://files.giftofmaths.com/uploads/1/3/1/8/131872178/2ee08024b7b2.pdfIn PDF document text
- http://files.windyhilldoodles.com/uploads/1/3/1/4/131453969/detobemo.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/1/0434/0436/1895/files/xuxevugilomajizovur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2358/0839/files/41599600308.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9354/8444/files/89234360112.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3706/5370/files/31235063497.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5592/3878/files/faliritikidamuxexikoko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6191/9390/files/xipajiwutikefem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7005/4805/files/xapudajatezunegunixutiduw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1387/2548/files/padifasexubexuwanelu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2358/0830/files/62269648843.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5572/6238/files/pomitomin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7365/9290/files/giranisufunopamu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0913/8075/files/49181594438.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/92283418618.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3967/8886/files/42236963701.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_off00004d2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4D2C | 5196 bytes |
SHA-256: ca052452be8dad99db31f0bc94223227dc6e24acdc5cda3b4f96c51bd115298a |
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font_01_sfnt_off00005f08.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F08 | 9844 bytes |
SHA-256: fc7c9830e2ed7d119ba71c415e24603265e130449ce42d6f31898c3e5c8326a2 |
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