MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one critical heuristic identifying a link to a known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the target URL and appears to be a lure for search engine traffic. The presence of many external PDF links suggests a link farm or SEO manipulation tactic 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=precalculus+textbook+answers+pearson
- http://gakedena.runningwildmidwest.com/uploads/1/3/2/6/132695535/3036046.pdf
- http://jujije.emiratescabincrew.co.uk/uploads/1/3/1/4/131483083/68e9c1745fdc.pdf
- http://files.heartxoutfitters.com/uploads/1/3/0/7/130738799/kupanesumogit_niwuf_davol_xamojovag.pdf
- http://files.azbasketballcoaches.com/uploads/1/3/1/3/131384589/pojunejowe.pdf
- http://wipopawu.marryuscaroline.com/uploads/1/3/1/0/131070420/9732896.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0438/6376/9243/files/94671861752.pdf
- https://cdn.shopify.com/s/files/1/0432/1496/2848/files/agnus_dei_piano_chords.pdf
- https://cdn.shopify.com/s/files/1/0430/1085/0979/files/18844725970.pdf
- https://cdn.shopify.com/s/files/1/0435/6489/2323/files/24063636745.pdf
- https://cdn.shopify.com/s/files/1/0433/1051/4334/files/gifofiviganewakeja.pdf
- https://cdn.shopify.com/s/files/1/0435/0178/1156/files/97666531642.pdf
- https://cdn.shopify.com/s/files/1/0437/4138/0759/files/zadomuwisemalaw.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/20931566490.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000045c2.bin76c8d8803790de2cc86fbec44a559e9820340751f9476319dfed2ca3cd56427c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x45C2 | 5128 bytes |
font_01_sfnt_off00005745.bin1cc50dfd0b0781d1fa423ee1f36151c0bd1a8144d43c92488d0a23ca5fe6b52b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5745 | 13612 bytes |
font_02_sfnt_off0000816e.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x816E | 4324 bytes |
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