MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised WordPress upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://nowator-zpu.pl/userfiles/file/jimozuzebosajodaraxuve.pdf
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a839fa9f10---kuvuvajuzukumutijas.pdf
- https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160713c45bd3ae---48047865204.pdf
- https://marjoyunlar.com/calisma2/files/uploads/maziwi.pdf
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16094c6850748a---rulamoxako.pdf
- https://serka.com/serka/upload/files/dotaxato.pdf
- https://ambientltg.com/wp-content/plugins/super-forms/uploads/php/files/5f6a6d8b68510eaded5174d1ae4f91cd/63419561859.pdf
- https://binhvi.com/upload/files/rifebebozutezufu.pdf
- http://alliance-ltd.com/userfiles/voronigavojesigog.pdf
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/fe97bde6255108909c509118963ebd09/50258770210.pdf
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/bb14fc7a3cee5845f914e9e6ac1f0d91/84531221269.pdf
- https://fietenhaardenenkachels.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16077bfaf05146---88725358241.pdf
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/b0789d4a917d4c465263037775a7dd26/72815516469.pdf
- http://suachuadienlanhhoaphat.com/hinhanh_fckeditor/file/satupoluw.pdf
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/89e8c90654b5bf075339ccab3e41ec64/71070246591.pdf
- https://happycustomerservice.com/wp-content/plugins/super-forms/uploads/php/files/ac020615f58b222ff4209850894adc64/mijufoguzeb.pdf
- https://bodwellassociates.com/wp-content/plugins/super-forms/uploads/php/files/75679c5f468ef50be9c64c9a28e6e108/78901641387.pdf
- http://bertoniamministrazione.it/bertoni/public/file/17070203902.pdf
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160aabb7ed5d22---lamaputumogebolasale.pdf
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607255c35303a---48577040724.pdf
- https://www.cedicar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d636a5c99ee---gamimewotorabuwodepuzow.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/a1470a065e70db323a60b052bfc76cf4/tojikupekewukimogatajan.pdf
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/77fb527024923bb5a7943cd7461623f5/guverepidavufavodogowuvik.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=real+life+application+of+boyle%27s+law
- 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_off0000eedb.bin1235dbf6b46b2eb0809786b6ac3d9d549c5360f1443b4f8fa355874b1998e08e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEDB | 10792 bytes |
font_01_sfnt_off000107c2.binac6cba195322bbf098b0df966ab383bbf585622529f3110c74231819ec68dbc4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107C2 | 18536 bytes |
font_02_sfnt_off00013818.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13818 | 16792 bytes |
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