MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=a+manual+for+living+epictetus+pdf'. This URL is designed to redirect users to potentially harmful content. Additionally, the PDF exhibits characteristics of a link farm, embedding numerous external links, many of which point to Shopify domains hosting other PDFs. The document body, though heavily obfuscated, contains the same redirector URL and a reference to 'epictetus pdf', suggesting a lure to download a document. No scripts were extracted from this sample.
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=a+manual+for+living+epictetus+pdf In PDF document text
- http://files.noshushingallowed.com/uploads/1/3/1/4/131437516/tujufumubegelar_fixeki_rorofula.pdfIn PDF document text
- http://files.gapinteriorismo.com/uploads/1/3/1/6/131636677/lokolufo.pdfIn PDF document text
- http://files.travelingnurses1.com/uploads/1/3/1/3/131378771/5969702.pdfIn PDF document text
- http://files.murphysubsea.com/uploads/1/3/1/4/131453215/gotagojisibawev_fizuxazador_navedapiribuwo.pdfIn PDF document text
- http://files.carplakesfrance.co.uk/uploads/1/3/1/3/131379266/7445767.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/1/0435/0096/1947/files/taxawadinelim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2664/4125/files/29587197651.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/6733015585.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wudusojixidotivage.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8570/8953/files/3191562202.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7307/7409/files/88993499357.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/birizakidunupujudexi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3621/1362/files/92416560333.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7229/8918/files/25342817148.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2410/5124/files/76918038421.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1958/3133/files/boxulojimilunosipotejiba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5954/3192/files/latin_bass_book_gratis.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_off00006133.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6133 | 5524 bytes |
SHA-256: d4312566ab6dea180d681af2ab27f3faf441e94e69e94e44b5184977cd05c2d9 |
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font_01_sfnt_off000073eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73EB | 10348 bytes |
SHA-256: 58a5a9d21c0c1fedeafaed01fc104759e66b81e688c4074207fe9003b16419a6 |
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