MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded URLs, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure for a 'patient report', suggesting a phishing or social engineering attempt. The presence of numerous external links, many pointing to benign PDF files, indicates a link farm strategy, likely to obscure the malicious redirector.
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=chughtai+lab+online+patient+report
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/f0e51d_0ec75719f010440bbd605bf1f5825074.pdf
- https://static.usrfiles.com/ugd/69b86f_5b9b9007f01540a1a90068579dbcdc1a.pdf
- https://static.usrfiles.com/ugd/3fc21f_2e11f49312434bc4901b9b134b9feae8.pdf
- https://static.usrfiles.com/ugd/b8c837_cc22890e19354a8c95a814f9dc2f3ac0.pdf
- https://static.usrfiles.com/ugd/b8c837_869d5a25261f49dfa59570634880b37f.pdf
- https://static.usrfiles.com/ugd/44b221_cca93e775dd04e818e2a81a9617ebe89.pdf
- https://static.usrfiles.com/ugd/b11f6d_0ba718dcb418452885d507d97aaca54a.pdf
- https://static.usrfiles.com/ugd/eed56f_9d13ac2250ad40adb97984bb9d074400.pdf
- https://static.usrfiles.com/ugd/b56239_d91bb08173374958aceb41a71beb1d50.pdf
- https://static.usrfiles.com/ugd/b8c837_39a44fc9681047a7a18a1bb62915b09d.pdf
- https://static.usrfiles.com/ugd/b8c837_e1df590c1b024e8f97feb6df7c9accd0.pdf
- https://cdn.shopify.com/s/files/1/0435/5594/6647/files/striper_fishing_report_south_jersey.pdf
- https://cdn.shopify.com/s/files/1/0430/8546/3713/files/totamabagerefataxifol.pdf
- https://cdn.shopify.com/s/files/1/0432/6447/5304/files/copper_for_busbars.pdf
- https://cdn.shopify.com/s/files/1/0434/0147/8311/files/sahih_al_bukhari_tamil_free_download.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_off00005ccc.bine192487005087774782ba07745beaf32c922b19b6b1d8def8e99161f85c56e43 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CCC | 4948 bytes |
font_01_sfnt_off00006d93.bin3baf861acedeb3ad191927e1c227cd3c2baa96fca21ed3019d322afdb00b6d2d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D93 | 10496 bytes |
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