MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a mass of external links, with the primary link directing to a known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=simple+gifts+piano+pdf', suggesting a lure to disguise malicious activity. The presence of numerous other PDF links indicates a link farm or SEO poisoning attempt to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=simple+gifts+piano+pdf
- http://files.busterscinematicuniverse.com/uploads/1/3/0/8/130874474/3458996.pdf
- http://files.fionasremedialmassage.com/uploads/1/3/2/6/132695734/4212506.pdf
- http://xemikaz.streamatsspp.com/uploads/1/3/1/6/131606260/5526baebce94.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/1760/1181/files/beatles_song_characters.pdf
- https://cdn.shopify.com/s/files/1/0431/2137/7434/files/acta_constitutiva_de_una_sociedad_cooperativa_mexicana.pdf
- https://cdn.shopify.com/s/files/1/0435/5486/5320/files/patak.pdf
- https://cdn.shopify.com/s/files/1/0437/9652/9314/files/34761735406.pdf
- https://cdn.shopify.com/s/files/1/0435/0846/5828/files/62136689930.pdf
- https://cdn.shopify.com/s/files/1/0432/9085/3534/files/30338338933.pdf
- https://cdn.shopify.com/s/files/1/0445/6172/7647/files/gungeon_charm_horn.pdf
- https://cdn.shopify.com/s/files/1/0440/0722/7550/files/irritrol_rd-_600_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/0816/2974/files/xipibuvukut.pdf
- https://cdn.shopify.com/s/files/1/0437/8047/2984/files/la_caida_del_imperio_romano_heather.pdf
- https://cdn.shopify.com/s/files/1/0433/3876/0342/files/dusapuxupozegipux.pdf
- https://cdn.shopify.com/s/files/1/0438/0455/7472/files/manual_hedge_trimmer.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004dc2.bin0eb1fb13420f9133bd1b9900667c5e5f7cb08839028c01871379b75edefbfd0b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4DC2 | 5368 bytes |
font_01_sfnt_off00005ff5.bindb056490201b4ecb0d8f0bffc37abd8d3463036ede2d8d2d2a765673e22b58aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FF5 | 9652 bytes |
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