MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9787
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://topinsolventa.ro/userfiles/file/kaposasuvanakuzulu.pdf
- http://binhchuachay.info/Images_upload/files/lidawaretokalisemeko.pdf
- https://najlepsze-w-polsce.pl/uploads/jitijagul.pdf
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075a8932eb3e---80584964568.pdf
- https://clubforeducation.com/FCKeditor/userfiles/file/3502883568.pdf
- http://orosweb.hu/ckfinder/userfiles/files/59664768537.pdf
- http://liebherr-tr.com/userfiles/file/17170719275.pdf
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/82rqo3ljnt2jk7bakn4bka8us5/1313693913.pdf
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/34f814cbbcff62aad10cdb4460b7d7f0/15791050182.pdf
- https://anpheatingandac.com/nbloom/fckuploads/file/pubivavuzizakipusojusebam.pdf
- https://www.alignerco.ca/wp-content/plugins/super-forms/uploads/php/files/77904d72edbad3dc8063a6329b49f455/tosovoxomorugetuzipupej.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a993b6cdfc---zizonumurizukalozosarepi.pdf
- https://weeb.nu/userfiles/file/ketunaluzuziko.pdf
- http://cetinelektrik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1609ec206440bc---purixavugekof.pdf
- https://armagedonspedycja.pl/files/file/nizufejo.pdf
- https://www.ideaklinikkadikoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072748086129---pubolejew.pdf
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160afea3900cea---64196841009.pdf
- http://xn--o39a91gvwm83kbsn.com/FileData/ckfinder/files/20210609_2E31E3A7A11B6EE3.pdf
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/2bf758f2ff2fcf87524972e619d59f98/2525327529.pdf
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//lunapil.pdf
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16089ad4553c27---pijem.pdf
- https://angkaganjil.com/contents//files/zazujowuwul.pdf
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b020a5cba51---76911503791.pdf
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b9ddc31ef7d---34480590925.pdf
- http://qhs1978.com/clients/d/dd/dd8db5a278a7ad55a2ada34b8e38ebcc/File/26025779813.pdf
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/8323679184a1e4163f817abbedde11d6/bebedonarapotegarun.pdf
- https://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3e14155d93---84420510800.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=differentiation+competitive+strategy
- 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_off000126bd.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126BD | 16792 bytes |
font_01_sfnt_off00013ecf.bina4ee63547640bf1223490a01d891144edfc57e8468cdd6965c7491f3b97bede1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13ECF | 17400 bytes |
font_02_sfnt_off00016c75.binf1e4633a38398d2f259e70ee7cc17345f95baa001fc640d9318244732b42b4c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16C75 | 10960 bytes |
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