MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector at 'ttraff.cc'. The document body, though heavily obfuscated, suggests a lure related to a 'book in sanskrit pdf'. The presence of a link farm and a malicious redirector indicates an attempt to lead the user to a harmful destination, likely for phishing or malware delivery.
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=arya+samaj+havan+book+in+sanskrit+pdf In PDF document text
- http://files.beautifulbloomer.com/uploads/1/3/2/8/132816202/puladinodolemol.pdfIn PDF document text
- http://files.besa-dmv.com/uploads/1/3/1/6/131637385/katadatuwofe-nufid-lukodimozoz-xexenaga.pdfIn PDF document text
- http://files.danedwardsart.com/uploads/1/3/0/8/130813694/228f4b.pdfIn PDF document text
- http://files.jonahlisatoc.com/uploads/1/3/1/8/131872042/zexusuz.pdfIn PDF document text
- http://fedorahosted.org/lohitIn 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/1/0435/4398/6327/files/82752483403.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7113/6154/files/15809070066.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2385/9873/files/wirofevititulefosex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/42632515291.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9455/7350/files/pipuliru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4143/8366/files/42642356912.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4758/1856/files/nibejikuget.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7278/2489/files/844307871.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6766/0706/files/zadujetemixufakeg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5045/1623/files/98627524266.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5229/3541/files/44254158385.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0661/3912/files/junuvolono.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8198/2361/files/58772176001.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 |
|---|---|---|---|
stream_008_off0000f2d5.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xF2D5 | 5224 bytes |
SHA-256: 767fa4de895502629a9a7e93c2c08b45a7c8a5533ef40c7bcf335cdf3ea0579f |
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font_00_sfnt_off0000bb17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB17 | 5352 bytes |
SHA-256: c8d508d53ee5d137f51ec28c700ae93424c3553e71527b55d0347d64096a7bad |
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font_01_sfnt_off0000cd1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD1F | 11572 bytes |
SHA-256: 97ffd4b84b69e78568672d2291c44f6a1792883733f64c0cdf303a8da180f39f |
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