MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to lure users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://jamalcar.com/userfiles/file/ruzotakubitunaka.pdf In PDF document text
- https://bokaichenyu.com/upload/files/61607032846.pdfIn PDF document text
- https://olterus.net/contents/files/87070176676.pdfIn PDF document text
- http://larben.cz/media/images/upload/file/83036046994.pdfIn PDF document text
- https://eastmanllc.com/ckfinder/userfiles/files/41461971901.pdfIn PDF document text
- http://gancza.pl/userfiles/file/96135775205.pdfIn PDF document text
- https://bawauang.com/contents/files/33201832635.pdfIn PDF document text
- http://nathulaldasptti.com/ckeditor/ckfinder/userfiles/files/36442986940.pdfIn PDF document text
- http://zbirozskepodzamci.cz/userfiles/59924612094.pdfIn PDF document text
- http://jumpinfit.it/userfiles/files/96490407600.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/36c17553a066ad2fb6e9e4f0ba9f0f46/32793106448.pdfIn PDF document text
- http://qataminational.com/uploaded_files/userfiles/files/83125680654.pdfIn PDF document text
- http://bfr-bialapodlaska.pl/userfiles/file/31874546903.pdfIn PDF document text
- http://eakqshop.com/ckfinder/images_store/files/16556011039.pdfIn PDF document text
- https://hotnewsmd.deca.md/upload/userfiles/files/41012629988.pdfIn PDF document text
- https://dimensioninteractive.com/WYSIWYGImage/file/11188361058.pdfIn PDF document text
- http://hoachathoanggia.com/userfiles/file/61498950927.pdfIn PDF document text
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16131515f9ee44---jufifazifeforaxilonun.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16130b0d021406---24166462711.pdfIn PDF document text
- http://twtime.com/uploads/files/202109100420138521.pdfIn PDF document text
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/16133d6ea50916---kedunebutinoparek.pdfIn PDF document text
- https://peisheng.org/uploads/ckfiles/files/613513ad80b10.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=the+official+guide+to+the+gre+general+test+4th+edition+pdfPDF 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_off0000cda8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDA8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e5ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5BA | 20360 bytes |
SHA-256: 2b349224e93d4972942b8dd3d2aab8f41d6582d9cc96d7797fb9ca85c022fc46 |
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font_02_sfnt_off000118d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118D5 | 11040 bytes |
SHA-256: ab2623948bdd87ed40f8448f732255d9aee1ac32e0d7926f4e594c180a307f44 |
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