MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, with the primary one also leading to a redirector. The document body, though heavily obfuscated, contains the target URL, suggesting a lure for users interested in Tamil e-newspapers.
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=tamil+e+newspaper+pdf In PDF document text
- http://files.mequhi.com/uploads/1/3/0/8/130814390/nisudaleda-sujebabi-razafudef-pigigutirapal.pdfIn PDF document text
- http://files.midwalestourismawards.co.uk/uploads/1/3/2/3/132302995/06a6a3d6f5.pdfIn PDF document text
- http://files.skfinancieel.nl/uploads/1/3/1/4/131453316/8726459.pdfIn PDF document text
- http://files.edsthroat.com/uploads/1/3/1/8/131856539/38522201883.pdfIn PDF document text
- http://files.lakestclairwaterfestival.org/uploads/1/3/2/7/132712514/2c0e1d7c1.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6899/7283/files/letutemivorur.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5630/0186/files/neworusupapevusoxuzogoxik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/0283/4594/files/story_of_my_life_helen_keller_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8335/0687/files/causes_of_indoor_air_pollution.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6117/4687/files/paronizezid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5362/8062/files/32730463088.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5985/5012/files/35942415563.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6055/9013/files/acidos_organicos_en_alimentos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8535/7463/files/perelar.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004fe9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4FE9 | 5228 bytes |
SHA-256: a1285a78d8f76169b9591c72a73c54300b53564ada2695a2e9f2a4db39fb993d |
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font_01_sfnt_off000061a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61A8 | 7616 bytes |
SHA-256: 21a16d7b96295d05051a0386cd6c63bae4be52b8b13e843a5baef0442a70f4ad |
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font_02_sfnt_off00007836.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7836 | 10416 bytes |
SHA-256: 574d4587f87cf2a94ffd1c0b7c57e6f21f5b1eae9673abe64c39243d815225c8 |
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font_03_sfnt_off00009c18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C18 | 16164 bytes |
SHA-256: c41fc46809d2260d2d1a821cef6bb00dae560fdbad380da94a93f29d012df54e |
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