MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised WordPress sites or disposable hosting, suggesting it functions as a link farm to redirect users to malicious content. The PDF's structure and the presence of external URIs strongly suggest it's used in a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://qlinairnv.be/userfiles/file/vivolijivi.pdf
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/8140928ce107ffd1606e4f04aee94ba0/59295800638.pdf
- https://www.numberoneporthill.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606cf57a1ce9f---xadizaxuxa.pdf
- http://connect-senior.ch/uploades/userfiles/file/kavodemetujite.pdf
- https://armagedonspedycja.pl/files/file/zebipekona.pdf
- http://www.hgbehringer.de/img/files/files/fanamudedibalokiboz.pdf
- https://prana.video/wp-content/plugins/super-forms/uploads/php/files/s0a1t7ocp61234tpmcq8h9ib95/nezavemonabu.pdf
- http://ixtvs.de/_upload_bilder/_filemanager/file/varuni.pdf
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/4b65c3420fb3c83a670eb71ac6b21fd2/75058665927.pdf
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d2c1750d81e---zopewa.pdf
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/f399593b6d9bb4866f07d018063a3ffd/37026954134.pdf
- https://mps-india.com/userfiles/files/80000731171.pdf
- https://concertwristband.com/resimler/files/51675594205.pdf
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f5b7e8a8c4---napitiduzipapojoxew.pdf
- http://lycee-elm.org/userfiles/file/73873758986.pdf
- http://miamiwars.pl/wp-content/plugins/super-forms/uploads/php/files/a8910eca1da740d8837cdf528eb36172/wenorowaxeman.pdf
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609056614c1ce---75755746474.pdf
- https://certifiedmoversinc.com/wp-content/plugins/super-forms/uploads/php/files/6739a0add484b4e20b6b0aa3c7f31786/4136538827.pdf
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/16091188f241cf---futadodugipudol.pdf
- http://fw-simple.com/uploads/files/10892768169.pdf
- http://tamilannuaire.com/var/www/vhosts/vps296430.ovh.net/tamilannuaire.com/images/file/60496756031.pdf
- http://www.aportecnica.com/imagenes/editor/file/siwaj.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=different+forms+of+nonverbal+communication
- 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_off0000f849.bin2e0e8b07a22ff8d610a67769456dd9044bbb88c101d473943f905a0e58413b29 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF849 | 10804 bytes |
font_01_sfnt_off0001113c.bin8a01715a2658f8988e10518cdffbd77cb2e895a2c820a79a218b623d90f7f93b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1113C | 16744 bytes |
font_02_sfnt_off00013ce1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CE1 | 16792 bytes |
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