MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The ML classifier also strongly indicated maliciousness. The presence of multiple links to external PDF files suggests a link farm or content aggregation tactic.
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.me/wix?keyword=arduino+language+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/c33f71_713485621ad84c19af6cac62621ff8cf.pdf
- https://static.usrfiles.com/ugd/85c99c_949c1a7d8cca48008422f355ba0aa364.pdf
- https://static.usrfiles.com/ugd/b8c837_4f8343cff1d749209f13e85b872057f1.pdf
- https://static.usrfiles.com/ugd/c12414_3c09e845c1cf46009317df5df45b11ae.pdf
- https://static.usrfiles.com/ugd/b8c837_32f73daafee8453a929d6bc293af174e.pdf
- https://static.usrfiles.com/ugd/0df15e_9cd8e4d2c08b4045a029023581b4dc25.pdf
- https://static.usrfiles.com/ugd/67f5f7_395129aa70924ad1bedc65117b8d40b8.pdf
- https://static.usrfiles.com/ugd/529385_d2a8082374f540d6a34238ba1df684c8.pdf
- https://static.usrfiles.com/ugd/9eb187_b28fda2b6c69493aa168df882cddeca5.pdf
- https://cdn.shopify.com/s/files/1/0432/8721/6293/files/83222544276.pdf
- https://cdn.shopify.com/s/files/1/0430/0469/0581/files/fupitozu.pdf
- https://cdn.shopify.com/s/files/1/0431/2501/4684/files/fagenonemugivosowilufobov.pdf
- https://static.usrfiles.com/ugd/9d7ad9_bef48cff25d044649aa3a53d423475c0.pdf
- https://static.usrfiles.com/ugd/de3d83_5e51c416b8f546798c59d83b132c48c4.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_off00007552.bin340a29f6c41d0af6b3bd381d1394371922887979cf359ccd366f15d8be0f4efa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7552 | 5020 bytes |
font_01_sfnt_off0000867a.bincdb42dc10f5cf15c4c7812375c92be219badf465587c570a4f958b812d10c70a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x867A | 10640 bytes |
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