MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.com) disguised as a search for educational materials. This suggests a phishing or content-luring scheme. The ML classifier strongly indicated maliciousness, and the presence of multiple SEO-optimized links further supports the malicious intent of driving traffic to potentially harmful sites.
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=chemistry+book+class+11+cbse+pdf In PDF document text
- http://fokeg.rachaelhudes.com/uploads/1/3/1/4/131407406/3773259.pdfIn PDF document text
- http://valolopi.yourownfm.com/uploads/1/3/1/4/131407995/5e5bc47d408f84b.pdfIn PDF document text
- http://files.mymodernsolutions.ca/uploads/1/3/2/6/132681362/runadutalitepij.pdfIn PDF document text
- http://jexemukas.piercecountyscd.org/uploads/1/3/0/8/130874493/2637653.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/1/0430/7265/1413/files/loser_like_me_lyrics.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9967/5040/files/62933458739.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/21533622499.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3029/9292/files/jiguwuxiduw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1237/4174/files/janapaxemaginelapejavivot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1103/9655/files/xosufaketasamamenujo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7392/9378/files/transformers_armada_ep_1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8828/9694/files/82747683207.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6821/9799/files/86040371526.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2795/4853/files/99972288385.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8905/8206/files/dutimatojaparazetup.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_off00006227.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6227 | 5656 bytes |
SHA-256: 4b7ef6ec4691ee6cc415954040e62f5cec1008210516e7893b65e3db4bdb3ddb |
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font_01_sfnt_off00007539.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7539 | 6964 bytes |
SHA-256: d30ffe2a909744a5749e2f9c522e302e3c05dac389194459ab66b5bd135a92e1 |
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font_02_sfnt_off0000890c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x890C | 10360 bytes |
SHA-256: ddc519834ac11a80ea52b27702c4f15e981d7b24ed2f81bf3aaa5b2c9f45c4fc |
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font_03_sfnt_off0000acbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xACBD | 17492 bytes |
SHA-256: b2b92fcd2919487c650493c91add21b847ed7c13e64e38272e25808cac974a95 |
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