MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external resources, many of which point to a redirector infrastructure. The primary redirector URL, 'https://ttraff.ru/pify?keyword=basic+of+java+programming+pdf', is flagged as malicious and likely serves as a lure for phishing or malware distribution. The ML classifier strongly indicates maliciousness, supporting the conclusion that this PDF is designed to redirect users to 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.ru/pify?keyword=basic+of+java+programming+pdf In PDF document text
- http://savef.newdundeefireworks.com/uploads/1/3/0/7/130775818/2244229.pdfIn PDF document text
- http://files.ralflittle.com/uploads/1/3/1/4/131483108/lakeja-tewam-vuboramigusoge.pdfIn PDF document text
- http://files.aloewood.com/uploads/1/3/1/4/131408170/7a43a8c70.pdfIn PDF document text
- http://files.wellsmusicpublishers.com/uploads/1/3/0/9/130969655/7781075.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/1/0431/1570/8580/files/64942234042.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0020/8294/files/certificado_de_origen_mexico_japon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6893/8658/files/46605458786.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1629/8393/files/32070357396.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1250/5243/files/98093590790.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6512/2720/files/winokozepuginonid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8239/0435/files/14563180783.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4391/2854/files/travel_magazine_layout.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9100/0472/files/p90x_nutrition_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0462/6336/9882/files/alejo_olorun_part_2_yoruba_movie.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9956/9829/files/clasificacion_de_enterobacterias.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7451/8178/files/lajefazogosidowugipaj.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_off000062c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62C1 | 5628 bytes |
SHA-256: 1e8981798106bac2d27bd798752051e8e89ae3653cee58405f3b99c53492e064 |
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font_01_sfnt_off000075d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75D2 | 10512 bytes |
SHA-256: 2c7741b7b3acb429222ff077c22ba641049217ad3c8f085c20b630e522a56589 |
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font_02_sfnt_off000099f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99F1 | 16304 bytes |
SHA-256: 36298d9b42482ef505b651e9545134b76438dad7e59d1f17d96a2cc3761d4b83 |
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