MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting PDF files, suggesting a link farm or SEO poisoning tactic. One critical heuristic identified a link to a known malicious redirector, 'ttraff.cc', which is used to obscure the ultimate destination. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=bse+odisha+class+9+books+pdf', indicating a lure for educational content to mask malicious redirection.
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=bse+odisha+class+9+books+pdf In PDF document text
- http://firitu.hatzbythesea.com/uploads/1/3/0/7/130739564/gogiwusitosaj.pdfIn PDF document text
- http://files.mikewritesfunny.com/uploads/1/3/1/1/131164250/ce20dedc.pdfIn PDF document text
- http://files.peacefulvalleyheritage.com/uploads/1/3/1/6/131637190/bc21e10e283.pdfIn PDF document text
- http://files.annettesplacenz.com/uploads/1/3/1/4/131438397/xotojagozo.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/1/0433/0687/7080/files/zijilo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2379/4337/files/lumaziji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0854/0324/files/36411980813.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3699/9831/files/40517224628.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9046/0324/files/antigen_antibody_reaction_and_their_applications.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gidawibozifuniji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7993/3862/files/94787080551.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kulabegidubonigupux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1686/2371/files/2008_acura_tl_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0332/2269/files/33556963917.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5926/3141/files/fogum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0349/5071/files/75376647966.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1229/2767/files/contemporary_college_physics_jones_childers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1315/2673/files/ruminant_animals.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_off000063b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63B7 | 5556 bytes |
SHA-256: d725ec85b7c00a28b27d688cb8426fda1fb5b35111d673077fb8a872b59527bd |
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font_01_sfnt_off0000768e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x768E | 9980 bytes |
SHA-256: 32bb7ed7becf7d8fd4c200e67f54fafdf748505a3b3ad7ad1240d147f9ee8060 |
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font_02_sfnt_off000098fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x98FB | 16068 bytes |
SHA-256: 5d72d630640305d452d914085fd6c65e0d8125198bed8028c282d44fd0327be8 |
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