MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, a technique often used to redirect users to malicious websites. One critical heuristic identified a link to a known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=arati+sangrah+pdf'. The document body, though heavily obfuscated, also contains this URL, suggesting it is the primary lure. The presence of a large number of external PDF links also indicates a link farm, likely for SEO poisoning or to obscure the true malicious destination.
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=arati+sangrah+pdf In PDF document text
- http://files.crushedmxbygmp.com/uploads/1/3/1/3/131398488/7958886.pdfIn PDF document text
- http://files.mindysmagicalbling.shop/uploads/1/3/1/3/131398140/vepukijixibajutilura.pdfIn PDF document text
- http://rekegi.wmswolvesband.com/uploads/1/3/1/4/131437792/399456.pdfIn PDF document text
- http://files.alyssadavisillustration.com/uploads/1/3/1/6/131637240/8c1387.pdfIn PDF document text
- http://files.macnationcafetogo.com/uploads/1/3/1/4/131438330/c759534ba5c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/4296/3613/files/93566771443.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2269/7126/files/8734770495.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8085/1364/files/32426481911.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8063/7859/files/pagopuxegibubevu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1482/3844/files/56960240857.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/3734/9272/files/gw2_necromancer_builds.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8962/5250/files/19093941086.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4094/8892/files/david_icke_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0084/7781/files/12316919601.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/8622/3262/files/96680289994.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2710/1853/files/82183680909.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3739/9960/files/52016317401.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4533/6726/files/riniberiwananizifesote.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_off00008ffd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FFD | 4820 bytes |
SHA-256: 3f47e68a3e4caaf663e6a763558c3ba6c13c9e5e8696c355657513fe09e449eb |
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font_01_sfnt_off0000a041.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA041 | 13572 bytes |
SHA-256: 35423bcf3df0b4f9516cbeb43f2a1c7a1a34cd06f524c20bbe1d1f4b7c8daab2 |
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font_02_sfnt_off0000cb5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB5C | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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