MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristics indicating it is a link farm hosted on compromised CMS uploads and disposable hosting, with one heuristic specifically flagging it as a phishing trojan. The document body is heavily obfuscated and unreadable, but the presence of numerous URLs and the 'SE_URGENCY_LURE' heuristic suggest a phishing or malware distribution attempt. No scripts were extracted, but the PDF structure itself is used to host these malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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 https://techson-cctv.com/upload/file/67477587921.pdf In PDF document text
- http://amwordpress.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608d74692046f---79785169806.pdfIn PDF document text
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c677d1156aa---75280162271.pdfIn PDF document text
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/56c4nng2pohbd46k1ni0jlq99c/rinajunovejov.pdfIn PDF document text
- https://daleel.global/wp-content/plugins/super-forms/uploads/php/files/bkmjjhk1fbvm0micjp4av9ohgc/20860699886.pdfIn PDF document text
- https://www.dentaltaxpros.com/wp-content/plugins/super-forms/uploads/php/files/6da006485aa758bce33f50a9c33fb298/81924708859.pdfIn PDF document text
- https://tenfci.org/userfiles/file/nurobipelilu.pdfIn PDF document text
- https://mytutr.com/wp-content/plugins/super-forms/uploads/php/files/45ebe3f9e074e5f635a9c6b05108c797/gegosebexok.pdfIn PDF document text
- http://sobsai.com/ckfinder/userfiles/files/91394000688.pdfIn PDF document text
- https://hirurgija.me//files/53090641283.pdfIn PDF document text
- http://www.fullmooneye.com/wp-content/plugins/formcraft/file-upload/server/content/files/160762a59e3605---48874934086.pdfIn PDF document text
- http://duszek-lasu.pl/userfiles/file/64810212613.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160703df4a8b1d---femurukomerupebu.pdfIn PDF document text
- https://carcable-bg.com/uploads/pictures/files/gomajatuvasizoga.pdfIn PDF document text
- http://airconbank.com/upload/fckeditor/file/35320704785.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/1lq77g777b1oqm8vtre0nf1fi7/99383246981.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/p8frhdqflo9a143j9l9hpl1g7q/kowajarivujanonib.pdfIn PDF document text
- https://sieompaysdebray.fr/lesiom/txt/imgadmin/file/lunalokudisedurakoj.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/f8iiknrr4334b3i8577uga09v2/zagodatof.pdfIn PDF document text
- http://xn--e1aazeoc7d.xn--p1ai/images/shared/file/kuronezif.pdfIn PDF document text
- https://doitsolutions.co/wp-content/plugins/super-forms/uploads/php/files/7d96e9389fd595a7451d5be6551da6fb/7073771044.pdfIn PDF document text
- http://www.lightingandhvacexpo.com/wp-content/plugins/super-forms/uploads/php/files/3da0773b4c0f8f85e5dee5a6e499a98b/rugigomewotuwudipejema.pdfIn PDF document text
- http://nena-artspace.com/ckfinder/userfiles/files/70588895294.pdfIn PDF document text
- https://planet-for-events.de/userfiles/file/lizuxeginezax.pdfIn PDF document text
- http://nowator-zpu.pl/userfiles/file/18636055105.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/9e0423a52051f8c0310286e27abff396/87779656912.pdfIn PDF document text
- http://candybeauty.vn/upload/files/56112674674.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=implication+and+applicationPDF 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_off0000f1ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1BA | 16924 bytes |
SHA-256: 1d91140d7b369566d65f7091717fd36f38ebcbc50c412c4c26919cfe537db07c |
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font_01_sfnt_off00011e0f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E0F | 10224 bytes |
SHA-256: b3950426d78ebac843ec13aebadea759e36df8b84ee0178ccace958bdf76cc3d |
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font_02_sfnt_off000134f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134F1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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