MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure indicate an attempt to distribute malware or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://smidgel.ru/uplcv?utm_term=7+seals+meaning
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160949f46b8dbe---gomowobokegi.pdf
- http://timapools.com/uploads/files/sivixazu.pdf
- http://automotiveenergy.cz/userfiles/file/36549803335.pdf
- https://alutat.com/data/file/63901209882.pdf
- http://aclamerica.com/customers/CMS-IMAGES/file/xivew.pdf
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/jo40p6iqdpsv7627qhd1vm6r75/futebe.pdf
- http://lt101shop.com/userfiles/files/41008634886.pdf
- http://elmiraclassiccountry.com/wp-content/plugins/super-forms/uploads/php/files/oo1drf3at0igblrf25folqtlc1/jarumerufuposaleg.pdf
- https://ktmcollege.org/public_html/userfiles/file/vatirorejelitazolumili.pdf
- http://thefarmatarapahoecounty.com/userimages/tisopabunetok.pdf
- http://csc-021.com/userfiles/file/20210619193232_s4e1xv.pdf
- https://singaporeroadshow.com/wp-content/plugins/super-forms/uploads/php/files/3c6eda2c37747b9cbbada4b80dfd2b29/93785914772.pdf
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094c9098f1fe---sukatabanejejezi.pdf
- http://soflocops.com/clients/67403/File/72422512873.pdf
- https://dazzlin.co.uk/wp-content/plugins/super-forms/uploads/php/files/632b8be8f663604b2c13c70e1d60e831/82260302333.pdf
- https://bilbox.es/wp-content/plugins/super-forms/uploads/php/files/d20d2f407b57934465898ed77c83c37a/69171744536.pdf
- https://people11people.gr/uploads/File/41566753350.pdf
- http://cetinelektrik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16098a21d11e98---tifunadaw.pdf
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16098693b11ca2---50882203482.pdf
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/phkoltmcts2kpgmb4dis7ct2kd/gudigibep.pdf
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/2295e65e88fe0055284c64d6fbf3b12d/motebidovopixomebiron.pdf
- http://vijyaiprismcrm.com/userfiles/files/30739459948.pdf
- http://luxcottage.ru/stroykamen/userfiles/file/molikirinalurubedunetul.pdf
- https://omomediacion.com/wp-content/plugins/super-forms/uploads/php/files/68b040387c0fc3afc51ecc12a473e26e/pixijejuj.pdf
- https://swift-tw.com/lcc/upload/files/91534721728.pdf
- 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_off0000f59e.bin17ac8b4da1328a3b4bb3d2ad2d8c48ff5a59392d644f0a86981126ca6868b12b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF59E | 10084 bytes |
font_01_sfnt_off00010c01.binb76778cabbe016c671d1c6c6136486aed320300e8ac720026aaeedf1613025f0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C01 | 16968 bytes |
font_02_sfnt_off00013861.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13861 | 16792 bytes |
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