MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple external URIs and is flagged as a link farm on disposable hosting, with one high-confidence heuristic pointing to a suspicious URL. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of numerous links suggests an attempt to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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 http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/1614325cea1a50---magivenudilika.pdf In PDF document text
- http://el-master.ru/userfiles/file/82414205547.pdfIn PDF document text
- http://xn--9i1b14lwsg1seumdzsx.com/upload/fckeditor/file/kefalurebibagowikupuxam.pdfIn PDF document text
- http://comp-art.ru/userfiles/file/94245746584.pdfIn PDF document text
- http://thietbikhachsanvinhhung1.com/upload/files/47596060653.pdfIn PDF document text
- http://snabsz.ru/ckfinder/userfiles/files/vutodawomogolu.pdfIn PDF document text
- http://kirsanov-maslo.ru/uploads/9139544961.pdfIn PDF document text
- https://bunyaminerdemir.com/resimler/files/76259808302.pdfIn PDF document text
- http://hillsdalehorseboarding.com/ckfinder/userfiles/files/27541717045.pdfIn PDF document text
- http://cjmfgx.morefriendship.com/upload/files/58594647804.pdfIn PDF document text
- http://elard-group.com/ckfinder/userfiles/files/9009606529.pdfIn PDF document text
- http://fotofolliasanlazzaro.it/userfiles/files/66333422673.pdfIn PDF document text
- https://nolimitscenter.be/peausitive/images/FCKeditor/file/38629524463.pdfIn PDF document text
- http://www.me.ntou.edu.tw/ckfinder/userfiles/files/20210913_141925.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161413879ab6b7---vupujoxudabiseronitowujef.pdfIn PDF document text
- http://eco-versute.com/app/webroot/ckfinder/userfiles/files/76831711757.pdfIn PDF document text
- http://oresteruggiero.com/userfiles/files/wopezagukadubedofewivuma.pdfIn PDF document text
- http://abarappresentanze.it/userfiles/files/luzuwofuzepedosur.pdfIn PDF document text
- http://pinzimoniofiumicino.eu/userfiles/files/44381007585.pdfIn PDF document text
- http://csc021.com/userfiles/file/20210907045445_rggxoi.pdfIn PDF document text
- https://superiorservicesandsolutionsfl.com/nbloom/fckuploads/file/63078809374.pdfIn PDF document text
- https://pchome.uzai.ca/upload/files/jegevevopalusurudokugo.pdfIn PDF document text
- http://ximangsongthao.com.vn/app/webroot/uploads/files/88073614480.pdfIn PDF document text
- http://hotelbellevuepalermo.com/userfiles/files/burunonagidali.pdfIn PDF document text
- http://creativeindustries.ru/uploads/userfiles/file/jivuzitidofidepe.pdfIn PDF document text
- http://icareonline.net.au/ckfinder/icare/files/30950006568.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=programa+virtual+dj+para+androidPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d2b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2B8 | 10732 bytes |
SHA-256: 05f2a89bb31d5f0fd649017a5424f575ebac54a106bf0562bd1ecb16e606808b |
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font_01_sfnt_off0000eb17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB17 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010329.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10329 | 17340 bytes |
SHA-256: 9af1a34439d9b76e0d164976055c51f175f9c14ca2a4e6b020086d3626760dc7 |
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