MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of external URI indicators and link farm heuristics strongly supports a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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 https://laborke.ru/uplcv?utm_term=breaking+dawn+part+2+watch+online+fmovies
- https://cuatudongsaigon.net/uploads/files/dajijaguvapikuruna.pdf
- https://pasarantogel.com/contents/files/82534221609.pdf
- http://xn--80ahcjevtqq.xn--p1ai/ckfinder/userfiles/files/62913546067.pdf
- http://xn--90aoaidn.xn--p1ai/ckfinder/userfiles/files/fikejawagoxiviwa.pdf
- https://loan-financial.com/wp-content/plugins/super-forms/uploads/php/files/94eead9a962e2ecd96e689d80b26b269/verixupob.pdf
- http://xn--80aafbjcazdrhzgiddbbcsg4l.xn--p1ai/pict/file/sagapogup.pdf
- https://simbhaolipower.com/images/file/85945335712.pdf
- http://gongin.humenia.com/upload/userfiles/2021/09/files/210916102145.pdf
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1614564064711f---47612261327.pdf
- https://ecpa.fr/uploaded/file/42954264282.pdf
- https://wangwangcamp.com/uploads/files/202109170118048227.pdf
- http://backkwang.com/userData/board/file/32205216673.pdf
- https://kar360.com/resimler/files/31492342320.pdf
- http://heninrealty.com/userfiles/files/kekasolonenuwi.pdf
- http://brandweeramsterdamamstellanden.nl/userfiles/file/wavopabupelol.pdf
- http://bakoca.hu/files/file/mikusilevokisunururobun.pdf
- https://tezerwatch.com/file/upload/files/09-17-21-36-14-33.pdf
- http://av72-reklama.ru/userfiles/file/16308656744f1fd7e7b0c29be2cf7a.pdf
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/u37sk18ltb7qpqued6m7kcpp97/20486549752.pdf
- http://fertilityupdates.com/userfiles/files/63486079724.pdf
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/ff4a3034d3c38e3cf5728c187839e472/kalopinu.pdf
- http://www.temaricerca.com/entry2013/admin/ckfinder/userfiles/files/70346662640.pdf
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/16143b292eb4fa---59527602198.pdf
- http://henca.com/files/details/file/89882437206.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://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_off0000cefd.bina35f43595ae27a00092558a20190e0daf3f5379639f57d9e2d4a3a13a5924b4e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEFD | 17152 bytes |
font_01_sfnt_off0000fb72.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB72 | 16792 bytes |
font_02_sfnt_off00011389.bin7074bbb6186c537c32dea9af0a168034824bb3b96a8e6bddaa53b047b2f2b8d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11389 | 11484 bytes |
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