MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one pointing to a known malicious redirector. The heuristic firings indicate this PDF is part of a link farm, likely for SEO manipulation or to distribute malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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.com/pify?keyword=cardiopulmonary+physical+therapy+a+guide+to+practice+pdf
- http://files.georgiafirstgen.org/uploads/1/3/1/6/131636725/235a9806041f06a.pdf
- http://files.meinradrottweilers.com.au/uploads/1/3/1/4/131407796/4141642.pdf
- http://files.artoframachandran.com/uploads/1/3/0/7/130775373/b602ca8.pdf
- http://files.oakstreetart.com/uploads/1/3/1/4/131453610/3463308.pdf
- http://files.twohandsrescue.org/uploads/1/3/1/4/131407877/18d68b9c.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/5504/6037/files/65454150208.pdf
- https://cdn.shopify.com/s/files/1/0440/6041/0021/files/87369405493.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wadilizesiwegokadokepub.pdf
- https://cdn.shopify.com/s/files/1/0429/2021/4681/files/zixavuvegaralikonuduv.pdf
- https://cdn.shopify.com/s/files/1/0433/5524/2655/files/68354494490.pdf
- https://cdn.shopify.com/s/files/1/0432/6883/3436/files/fudamubafegewefikutoke.pdf
- https://cdn.shopify.com/s/files/1/0434/1576/5148/files/mutulomamikotukar.pdf
- https://cdn.shopify.com/s/files/1/0438/1592/7965/files/tutofifimud.pdf
- https://cdn.shopify.com/s/files/1/0433/0392/7973/files/43780988459.pdf
- https://cdn.shopify.com/s/files/1/0431/8894/5064/files/zavipi.pdf
- https://cdn.shopify.com/s/files/1/0427/7967/2735/files/mupiwe.pdf
- https://cdn.shopify.com/s/files/1/0429/1883/8435/files/rinotamejoxew.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_off00007289.bin2de8f96a3dde704737d1029897ea3eaeff313f5b661f011249506e52b3eafaf5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7289 | 5576 bytes |
font_01_sfnt_off00008560.bin0e1d3f171d148d21299c3d6d387aaadcf400776c2baae38c2cfe37d01496b2a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8560 | 10328 bytes |
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