MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be part of this redirection scheme. The presence of many external PDF links suggests a link farm or SEO poisoning attempt to drive traffic to malicious sites.
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.cc/wix?keyword=el+arte+de+cautivar+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_0ff8e9464b7e449f957abea3bc35e932.pdf
- https://static.usrfiles.com/ugd/b8c837_53dc5c50d03d4dca8048a1457711c668.pdf
- https://static.usrfiles.com/ugd/b8c837_a8679ef925f6435684dc6b9c5758c7d9.pdf
- https://static.usrfiles.com/ugd/362633_5271fdd8e1474c199414c7198adb5a6e.pdf
- https://static.usrfiles.com/ugd/d5415a_ef85ca68b1d04b71807f4a5076508fe4.pdf
- https://static.usrfiles.com/ugd/b8c837_35695968fed741b7abf77f63de221c93.pdf
- https://cdn.shopify.com/s/files/1/0440/4248/5910/files/munoxu.pdf
- https://cdn.shopify.com/s/files/1/0432/7083/2283/files/fixelasigepadew.pdf
- https://cdn.shopify.com/s/files/1/0431/7233/1675/files/time_management_worksheet_for_adults.pdf
- https://cdn.shopify.com/s/files/1/0435/0086/3643/files/lekuzapevozobizumum.pdf
- https://cdn.shopify.com/s/files/1/0437/1942/6198/files/pejanodelusetodajep.pdf
- https://static.usrfiles.com/ugd/80c1db_adfb18e3b5be43c9b83616da98ff6c70.pdf
- https://static.usrfiles.com/ugd/b8c837_6b8d4db34fb94d73a78dfc389e551d89.pdf
- https://static.usrfiles.com/ugd/d17951_206895dc51c543b7948d39792daa394e.pdf
- https://static.usrfiles.com/ugd/a44510_8ec023b191404144bb8dec002afcbbff.pdf
- https://static.usrfiles.com/ugd/b8c837_356eaac9d8654425a136f3fe050ab2d3.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_off00006640.bin3425556f17138829a96492b65922d34d83391d63e98c8b2c5f17bda42bd6625c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6640 | 4988 bytes |
font_01_sfnt_off0000774d.bin3d6005d619ee57ade550e2add97cec51ef44a2fa15af29320727c37e400d13a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x774D | 10772 bytes |
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