MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external PDF files hosted on various domains, including a known malicious redirector. The ML classifier strongly indicated maliciousness. The primary attack vector appears to be a link farm designed to lure users to malicious infrastructure, potentially for further exploitation or phishing.
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=agnisakshi+serial+full+title+song In PDF document text
- http://pigidoxi.sanantonioguardianangels.com/uploads/1/3/0/7/130738697/wotupozorifit-vokilaril-zijivolago-sawexapaval.pdfIn PDF document text
- http://files.idrha1.com/uploads/1/3/1/4/131438216/sujiwitediwomojuri.pdfIn PDF document text
- http://files.akita-inu.com.pl/uploads/1/3/1/1/131163846/texop-garubeferaru-pufek-bujutajiger.pdfIn PDF document text
- http://files.huntingforadventure.com/uploads/1/3/0/9/130969633/6782241.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/1/0436/0352/5794/files/nises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0461/8066/3450/files/eliciting_information_from_students.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6897/1415/files/mind_over_matter_meaning_yahoo_answers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3095/4655/files/zotuzibufinilugivagep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1425/7820/files/1075909121.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6511/4775/files/61984796707.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6873/5140/files/nuvobutodipugir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7954/1671/files/47612694222.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3893/1109/files/7944815110.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000048ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x48EF | 5084 bytes |
SHA-256: fd99295b3af104b4d7e614b61842b85547bd4772c8725081b87a643de35f4bab |
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font_01_sfnt_off00005a36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A36 | 9844 bytes |
SHA-256: 755315527ce9c35805d812621621eac676a4fb905847d1257874a8e5deb4085a |
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font_02_sfnt_off00007c26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C26 | 16384 bytes |
SHA-256: 226a8e4e528c820945b068501793868e9b71e899c703a7ad804f9a2f424011a5 |
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