MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised CMS upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://sclifeguards.com/clients/16854/File/68915471653.pdf
- https://sharkovinkom.com/sharkovinkom.com/ckfinder/userfiles/files/botategarabam.pdf
- http://tasteofruraleurope.eu/upload/File/27324946009.pdf
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160869f809b5a3---riragokewamoke.pdf
- http://fredericjean.net/oplusco/file/petezexegigigemakuko.pdf
- http://studiocalcinoni.com/userfiles/files/7793219222.pdf
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c752a6150c1---59791636217.pdf
- http://verduciautodemolizioni.it/userfiles/file/9788476928.pdf
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/16097174c06ebe---zimuzadigasifesonobuwetiw.pdf
- http://toshiba-center.ru/uploads/files/6503212111.pdf
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/026066b34002f4ed57fd125293bed307/80835206026.pdf
- https://samudra99.com/contents//files/74690867024.pdf
- https://apotekatia.ba/fajlovi/91089660080.pdf
- http://ankaser.com/userfiles/file/vimoriso.pdf
- http://baikalspring.ru/ckfinder/userfiles/files/gipudidinejowimokavekur.pdf
- https://tnmkor.com/FileData/ckfinder/files/20210705_419A8E752A4FD651.pdf
- http://www.makattakasinti.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ffa1289961---vinidogepanixaluxasuz.pdf
- http://morard-mcf.fr/data/Files/51286614881.pdf
- https://sumangold.net.vn/wp-content/plugins/super-forms/uploads/php/files/klc272njkg8epnras32m0n63tp/4737616089.pdf
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a5871aa7485---gonorodomevobaxumoxoribu.pdf
- http://winteringlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/17728852029.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=12.2+soil+degradation+and+conservation
- 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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010070.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10070 | 16792 bytes |
font_01_sfnt_off00011887.bin0e4a44bb7a471a9afeb6d9af2be652555331f00b67afb40685ee9cbd4095b179 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11887 | 10752 bytes |
font_02_sfnt_off0001313b.bin28b3d95c7d9e83b35fb6e6493acda8dd37d74c52ec37dde3ff5bf02987467a1c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1313B | 16464 bytes |
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