MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, many of which point to external PDF files hosted on various domains. One primary URL, 'https://ttraff.ru/pify?keyword=yajur+veda+pdf+in+gujarati', is flagged as a malicious redirector. The document body, though partially corrupted, contains metadata and the primary URL, suggesting a lure to external content. The heuristic firings confirm the presence of malicious redirector links and a link farm, indicating a phishing or redirection attempt.
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.ru/pify?keyword=yajur+veda+pdf+in+gujarati In PDF document text
- http://files.michellevanlare.com/uploads/1/3/1/4/131407901/42e69.pdfIn PDF document text
- http://files.churchofgodfaithfellowship.com/uploads/1/3/1/4/131453733/2580756.pdfIn PDF document text
- http://files.taxesrussxm.com/uploads/1/3/1/3/131380601/6ab8bd6b643.pdfIn PDF document text
- http://files.tipdi.com/uploads/1/3/1/3/131380966/parazabavik-texavunomav.pdfIn PDF document text
- http://files.brice-williams.com/uploads/1/3/0/8/130874526/8139150.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.indictrans.orgIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6440/9764/files/dexonerumusetizuniba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0758/2106/files/82060790695.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9229/6359/files/jafekisulozere.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4011/1782/files/zakaguzekadokifibamam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8942/0695/files/74539767813.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1940/9320/files/ispad_guidelines_dka_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9324/4570/files/insinkerator_pro_333.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4877/2508/files/vegoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dojezurin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9868/6111/files/98982635997.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3678/7356/files/lakefuwez.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005905.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5905 | 5096 bytes |
SHA-256: 5f949192384fdd42d0b87dba2ecc8b1bd2e56906decb4e4d1a63b16fc3e97075 |
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font_01_sfnt_off00006a7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A7E | 5888 bytes |
SHA-256: 8545992bcba4dadbcb041c327151dcd87fe5ba329b18307350ad4410711b2144 |
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font_02_sfnt_off00007dae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DAE | 10332 bytes |
SHA-256: 9306dc1eb6d7137e6163bf3ed803eb49b0367bfaac9708618eb445c804c771bf |
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font_03_sfnt_off0000a133.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA133 | 2684 bytes |
SHA-256: 520ed618973a749f1ed936d38fd116b4861750fc5982d1d6f52c4cec5cf3f9f8 |
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