MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The file is a PDF that has been flagged by ClamAV as Pdf.Phishing.Trojan. Heuristics indicate it contains a link farm pointing to compromised WordPress upload storage, suggesting a phishing or redirection attempt. The ML classifier also strongly indicated maliciousness. No scripts were extracted, and the document body was unreadable binary data.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6c6a73948e---32561546744.pdf
- https://eprobatdz.com/ckfinder/userfiles/files/8631305760.pdf
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1607780dd4dfd3---36889126699.pdf
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a12c64bd1e6---93543695097.pdf
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5bb3f676ff---javumogixuxodujox.pdf
- http://www.champcaregivers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbe4727682e---fowawulufebudexupo.pdf
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9660d9315---91040652104.pdf
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c338ac5e244---85411343880.pdf
- https://www.colours-of.com/wp-content/plugins/super-forms/uploads/php/files/e5odvtq5b4q2lekcubqlkc2mhf/92893135484.pdf
- http://aiswaryamatrimonials.com/fck_uploads/file/newabugovutapop.pdf
- http://kondicionery-fryazino.ru/upload_picture/file/69130185269.pdf
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160b2350679c95---33293704683.pdf
- https://kachhiproperties.com/wp-content/plugins/super-forms/uploads/php/files/sndao42ko6lg5jp2ggdpq3bu55/35190803425.pdf
- http://elmiraclassiccountry.com/wp-content/plugins/super-forms/uploads/php/files/oicbndh85abr5tbn7sqan0tik7/2183094842.pdf
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609207b048a32---jajepidugepumowiribapa.pdf
- http://www.ecostroyservis.ru/File/pudavizig.pdf
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6b891b5722---44633468601.pdf
- https://open-call.fr/uploaded/files/timeposeduxatudeto.pdf
- https://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/837dac6646906d1bda02acfacfd9faf3/41308343153.pdf
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a8e0094191d---23349313829.pdf
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/16075d388cb933---44194293562.pdf
- http://armanetti.com/images/mediwunirotola.pdf
- https://www.propertyfilevault.com/wp-content/plugins/super-forms/uploads/php/files/3cf5a66207720d5d66c3563186a35fc1/zupipofor.pdf
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/9c95887cd3fe3522073dda8bb5b6c68b/pagutogid.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=causes+of+body+itching
- 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_off0000fd67.bin9c60a2268ae3351e673a1835ba8626fcb6b1127fabb2f9aecb81ca1e9ac8275b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD67 | 10996 bytes |
font_01_sfnt_off000116c6.bin38fa4220612ab077cc24f93902c10ff6bf48f6390735c1f7fe3e596244c5dc9e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116C6 | 16932 bytes |
font_02_sfnt_off000142f4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x142F4 | 16792 bytes |
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