MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, with one pointing to a known malicious redirector infrastructure at 'ttraff.com'. The document body, though heavily obfuscated, contains text suggesting a lure related to 'determinism philosophy pdf' and includes the malicious URL. The ML classifier strongly flagged this PDF as malicious, and heuristic rules indicate it's a redirector and part of a link farm.
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/wb?keyword=determinism%20philosophy%20pdf In PDF document text
- http://labumol.thealevan.co.uk/uploads/1/3/0/8/130813765/mupiza-misupalamosi-tudoxo.pdfIn PDF document text
- http://lotolo.spaceairforce.us/uploads/1/3/1/3/131378814/rulibemejaradifipe.pdfIn PDF document text
- http://bavos.ppindependent.net/uploads/1/3/1/4/131482975/neseze.pdfIn PDF document text
- http://files.signsanddesignsbysabrina.com/uploads/1/3/0/9/130969080/9458044.pdfIn PDF document text
- http://files.grumruns.com/uploads/1/3/1/3/131384249/81d8cef21a7fc.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/1/0431/1682/2692/files/bezolon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0704/9877/files/gujavetegoto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6980/0597/files/36844855888.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5214/6586/files/73344159204.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4371/5222/files/zorelatilokuneda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7383/1072/files/wedumariwalarivum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0452/6351/9906/files/jorge_basadre_biografia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0817/0918/files/80024091802.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9594/8454/files/28049979560.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8371/9071/files/darth_plagueis_livro_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6556/5589/files/zakafakirera.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1567/3752/files/36837681237.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_off00016377.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16377 | 2912 bytes |
SHA-256: 379102226829f3bab3a3c763e92e857047a50d0750f2cd7a3c42e86eaecd7746 |
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font_01_sfnt_off00016ddb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16DDB | 5172 bytes |
SHA-256: 4a7d1ccb6021c2f854cd4c36b7467151006a85cdd85dd6989e95175f50185080 |
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font_02_sfnt_off00017f4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17F4B | 11920 bytes |
SHA-256: e0a5c22dbaf67dc6904cc70a93828b9c9a16db0c56aaee2c9541fcc7675b0c0e |
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font_03_sfnt_off0001a806.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A806 | 16684 bytes |
SHA-256: 12c0df846059c0cb00026c270b37344a0dc3e7565ec411f5fcaa0e1a8c8da945 |
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