MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=follow+guidelines+synonym'. This URL is likely used to lure users into a phishing or scam operation. The document also contains a large number of embedded links, many pointing to Shopify domains, which is characteristic of SEO link farm abuse. The ML classifier also flagged this PDF with high confidence.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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=follow+guidelines+synonym In PDF document text
- http://files.compassionate-language.com/uploads/1/3/1/4/131406893/2f62994bafcffa7.pdfIn PDF document text
- http://files.ribbonsbiz.com/uploads/1/3/2/6/132695391/c9ad23d48c764.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
- http://www.opentle.orgIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/5481/3599/files/agronomy_treatise_book_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5851/1510/files/surah_baqarah_full_in_arabic.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0664/7717/files/61744950129.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2596/4966/files/10131082307.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3437/0470/files/alvin_and_the_chipmunks_1983.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4111/1712/files/xivujekupelonubeviwej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5829/1093/files/kunegejixixuvurit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6087/9782/files/89699375752.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://www.gnu.org/licenses/gpl.htmlIn PDF document text
Extracted artifacts 9
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_010_off0000da50.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xDA50 | 18908 bytes |
SHA-256: 90fc200e3ab4fc285bfd95cbf476f74bfb7b0c604fa52f13d98103f0584c4f1b |
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font_00_sfnt_off0000518b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x518B | 6288 bytes |
SHA-256: 5cead508df49fb20cb3866e04d29932efced0caf642d730f269cb6721d61857e |
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font_01_sfnt_off00006738.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6738 | 4988 bytes |
SHA-256: 8f019806beb4105b6a84de5a48237aa125d9a1023270a5b4154091b4db845ee3 |
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font_02_sfnt_off00007839.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7839 | 3708 bytes |
SHA-256: 3b2843af7010ae2f0b96634915db093b740299afd89a3f632862097ca169bcf9 |
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font_03_sfnt_off00008590.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8590 | 2328 bytes |
SHA-256: 864cbe2c6973b44d2b71e19ffbffb2328dcb3759b07ceb43c11d5a372fc4956d |
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font_04_sfnt_off00009046.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9046 | 2108 bytes |
SHA-256: d117309382da938f7dffedc42f90dd4217b4d540d75629b80669d975ecbc171e |
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font_05_sfnt_off00009a11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A11 | 6640 bytes |
SHA-256: 538512be6c526ea957b587fa229624d829dca4873b622d187784a60d2c877fcd |
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font_06_sfnt_off0000abaf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xABAF | 15508 bytes |
SHA-256: 490b58643a98db656fbbed480e6de142173fcce0b1556e9a8537ec9056739142 |
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font_08_sfnt_off0000f8ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8ED | 3276 bytes |
SHA-256: c12c670e310cd2dd0f4b1ea6ea0d01ef35e1284caa1cfc967b978b02bd897c09 |
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