MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to websites hosted on compromised CMS platforms or using disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://bellina.pl/userfiles/file/giketovipidovisi.pdf
- http://vytvarnyobchod.cz/UserFiles/File/69134089082.pdf
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cabff4ae43---69245262619.pdf
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16072dcd68277f---8139243989.pdf
- http://www.emporiocaritaspisa.it/wordpress/wp-content/plugins/formcraft/file-upload/server/content/files/160bf8ccf9a94f---56106461329.pdf
- https://electrabicycles.pl/app/webroot/uploads/file/16235718964411.pdf
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/1046d870dc4ca5ef6042d0442529bd64/nukamikadovopi.pdf
- https://kingcarmotorista.net/uploads/files/73918091158.pdf
- https://monarchwinemerchants.com/wp-content/plugins/super-forms/uploads/php/files/6b481ec60a66bb49dd9d085861577efe/judemukijeli.pdf
- http://aqs-group.it/userfiles/files/galuzosoxa.pdf
- https://hmjrgoldhockey.org/wp-content/plugins/super-forms/uploads/php/files/17732faec856f67e6f9b9b58e3433aa8/65611677117.pdf
- http://nadiadsa.org/userfiles/file/21283065008.pdf
- http://www.lugashotel.com/data/editorfile/42421904601.pdf
- https://www.kunapak.com/wp-content/plugins/super-forms/uploads/php/files/r3734eccf9r84gqotvs9e724rt/18989976311.pdf
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a66164410aa---29825215421.pdf
- https://ecoinkworld.com/wp-content/plugins/super-forms/uploads/php/files/7156186152be17308812ef247babde47/tomomigabunetex.pdf
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/1608643944e65a---moxegexedag.pdf
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081fc4e03c0d---63303373076.pdf
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c5ff7f070a8---31789393632.pdf
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/db188032d1c872f9c73b6827b9b05126/puwuw.pdf
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099d1caa442a---18805811003.pdf
- http://broadviewlibrary.org/uploaded_bvlib/file/nufovutufelo.pdf
- https://luxurytravel-show.com/wp-content/plugins/super-forms/uploads/php/files/5b82c02157562f21f7489500cc06bddc/17956461881.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=the+lagging+strand
- 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_off00015fb0.bind0540251b704391b6a734f3388229446fdbbe32b0bd817305c1283f10131df51 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15FB0 | 10372 bytes |
font_01_sfnt_off000176d6.bin5d12da4910560b1c532527c929a052f37aa4ea5e8f682fcdea0e708f08931103 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x176D6 | 18876 bytes |
font_02_sfnt_off0001a89f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A89F | 16792 bytes |
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