MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text suggesting educational content, likely a lure. The presence of embedded URLs and the ML classifier's high confidence indicate malicious intent, likely to redirect users to a phishing or malware distribution site.
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.link/wix?keyword=free+printable+math+algebra+worksheets
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/6372/9557/files/best_ball_format_golf.pdf
- https://cdn.shopify.com/s/files/1/0429/8850/3203/files/risemozorovuzorijan.pdf
- https://cdn.shopify.com/s/files/1/0440/0028/0726/files/mujafug.pdf
- https://cdn.shopify.com/s/files/1/0427/7954/1671/files/78856983686.pdf
- https://cdn.shopify.com/s/files/1/0432/8125/2512/files/vocabulary_accounting_and_finance.pdf
- https://cdn.shopify.com/s/files/1/0430/9748/9572/files/81526031043.pdf
- https://cdn.shopify.com/s/files/1/0433/1775/6057/files/branding_strategies_journal.pdf
- https://static.usrfiles.com/ugd/c7ef1a_558fd778c7bc49ae9c7afc1091e46e48.pdf
- https://static.usrfiles.com/ugd/39cb9d_715b7e840eab475aaeb50e8de2c17e1c.pdf
- https://static.usrfiles.com/ugd/b5973a_3531255c2d5a4e38badc9bfcaf422958.pdf
- https://static.usrfiles.com/ugd/2e4eb4_6e2852edebfe4d248fbceb84a1d109be.pdf
- https://static.usrfiles.com/ugd/90423f_544eec7df4544866a6c832399ac24e5c.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_off0000696f.bin49db95223a978f6a1b975fb508c0ffc35b447c1e57fc2c466049335d5b66feb5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x696F | 5484 bytes |
font_01_sfnt_off00007bfd.binaed4ae5ef14c473e65f8eda62faedb8acdcc76409b756f4f090563dd05c250ad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BFD | 12096 bytes |
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