MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads or are part of link farms on disposable hosting, indicating a phishing or distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The file's structure and URL patterns are consistent with a campaign to lure users to malicious content.
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://solidpractise.com/files/userfiles/file/wolexafese.pdf
- http://investin-khj.ir/ckfinder/userfiles/files/jewibenatiti.pdf
- http://axwelindia.com/uploads/47140058478.pdf
- http://alternativefitness.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607925a2aaa95---suvaxip.pdf
- http://campbellelectronics.com/uploads/4773406672.pdf
- https://www.taxikladis.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160d1f20a1bfb2---zusamadur.pdf
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/tuvenizuruno.pdf
- https://nam.it/wp-content/plugins/formcraft/file-upload/server/content/files/1608c0f51c01ec---62773624319.pdf
- http://www.supercarrentalsofmiami.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b60a5a069d7---44818728407.pdf
- http://kodemari.info/data/files/ruziletur.pdf
- http://sacmacbook.net/userfiles/file/rinikunutelapi.pdf
- https://rumputhijau.com/contents//files/20908144532.pdf
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/906fac4bd212995f08a4e298d9646205/nimakolovagafozufesi.pdf
- http://poorclarescork.ie/images/47872256313.pdf
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/ce55c8dfde28d65cfd07a84b5345932e/negavivufovewunureto.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/iij1e47clpklht2vil283h2vu4/xegutenagutore.pdf
- https://teenvolunteer.org/wp-content/plugins/super-forms/uploads/php/files/f87eeed56ec08e5a0372136b3bda7a6f/35757037151.pdf
- https://groupunsur1.com/contents//files/93731276569.pdf
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7c4ef3fa36---58572190707.pdf
- https://accuratesearch.com/userfiles/file/36694537673.pdf
- https://jordanadams.com/ckfinder/userfiles/files/98997842241.pdf
- http://scpt.it/userfiles/files/21218971483.pdf
- https://razdolle.by/wp-content/plugins/super-forms/uploads/php/files/onvoetkrm22u63m0f6kpdr3970/zuwuwupepifewagagasulime.pdf
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/bujqd3ugn3bfridp0j6eg76e91/19282030105.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=the+sequence+of+amino+acids
- 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_off0000ecef.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECEF | 16792 bytes |
font_01_sfnt_off00010501.bin3ec75da6006bb39b9a5eb1e81d82f815de2e766334e138a843572d24220e60b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10501 | 16828 bytes |
font_02_sfnt_off000130af.bine82d83ff43c0aa3412705c2ac03b5127fa062149dcfe067fc666ad8a31ae9b85 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130AF | 10708 bytes |
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