MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded links, many of which point to a redirector service known for malicious activity. The document body, though heavily obfuscated, contains text that appears to be a lure for audio songs, combined with metadata suggesting it was generated by wkhtmltopdf. This indicates a likely attempt to manipulate search engine results and direct users to malicious or phishing sites.
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=padai+veetu+amman+audio+songs++masstamilan In PDF document text
- http://files.terahlynn.com/uploads/1/3/0/9/130969428/fumokagujafigu-fefewewitenemo.pdfIn PDF document text
- http://files.agratefulnote.com/uploads/1/3/0/7/130776575/2575861.pdfIn PDF document text
- http://files.jimsvintagemags.com/uploads/1/3/1/6/131636642/219047fa4f3e.pdfIn PDF document text
- http://wegamox.mydigitalhandprint.com/uploads/1/3/1/0/131071164/zipixawede.pdfIn PDF document text
- http://files.kelleycarney.com/uploads/1/3/1/4/131406663/8890351.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/1/0428/1974/7996/files/can_i_trust_easeus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6251/8182/files/pezevejarinomotosipufinug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3152/7575/files/numozetofisevi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0699/9203/files/97809188890.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/redukenedobitaguwowok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1193/0274/files/gozokudukedunezamup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4080/6824/files/35898906024.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xopiforosolakalaxelavur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5158/8507/files/gutizufawevo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/27392185694.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0812/3303/files/dunugat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0452/5720/files/78260874212.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_off00004b60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B60 | 4992 bytes |
SHA-256: 806e02c941680cf37503825b044ad2cbe5b1f6d1604ebe9c9c487803f785be63 |
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font_01_sfnt_off00005c42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C42 | 9712 bytes |
SHA-256: b3f2f878376350a256209fb84a893886ad390e14f234323971011970574922c3 |
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font_02_sfnt_off00007d8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D8D | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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