MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised WordPress sites. These links likely serve as a lure to redirect users to malicious or phishing content, aligning with a spearphishing attachment attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://aleeblog.com/wp-content/plugins/super-forms/uploads/php/files/7l18bt83i7ggmhmbiie0459ho2/ragenorirovifokube.pdf
- https://rclurie.com/wp-content/plugins/super-forms/uploads/php/files/1529c93d52b03669cfe8613af35e16e5/61617135484.pdf
- http://mytmbc.org/fckimage/file/tisukanetekolapuxiwufekeb.pdf
- http://kryotherapie.net/neu/userfiles/file/ruvadufevosiwuvujutajaj.pdf
- https://tsolisp.com/files/file/puvipokibamenavim.pdf
- http://www.dreamstoreonline.es/ckfinder/userfiles/files/65072152396.pdf
- https://jjmassociates.com/wp-content/plugins/super-forms/uploads/php/files/f9b6051a20bf798f321423ba38067e2d/88007349594.pdf
- http://bergfin.se/wp-content/plugins/formcraft/file-upload/server/content/files/160c132b39e62f---menevogu.pdf
- http://www.gleason.com.au/application/third_party/ckfinder/userfiles/files/15665949516.pdf
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/477dfe5827a3bf4a4b7782623a1a9c16/jesase.pdf
- https://ehotelgateway.com/bot/ckfinder/uf/files/nafetadoranojulonozemeja.pdf
- http://abcbyspu.com/ckfinder/images_store/files/gobezub.pdf
- https://panelshock.com/userfiles/file/67434578157.pdf
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/8hu9t8oprbiin9b0kentm0ji95/27201039932.pdf
- http://www.smpnuenen.nl/images/files/vozalasewiwirizow.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160de841a06ea1---71186425019.pdf
- http://getsolarnj.com/userfiles/file/12604361348.pdf
- http://cgpharma.in/cote_dor_import/admin/ckfinder/userfiles/files/70471112686.pdf
- http://cukiernia-waltar.pl/qcms/userfiles/file/fasuxep.pdf
- https://thefertilizergranulators.com/d/files/mibasiwesodutozovas.pdf
- http://hakkabrothers.com/userfiles/file///tiwafasolefivaziwazuji.pdf
- http://2478.ru/admin/ckfinder/userfiles/files/kekikamupufupuwiwufoba.pdf
- http://ingmarcofaedi.com/userfiles/files/99449198787.pdf
- http://chandigarhdatarecovery.com/files/file/vemamolafajobigara.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=commercial+food+service+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_off0001140e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1140E | 16792 bytes |
font_01_sfnt_off00012c25.bin871cd4353851f4be086e6ba753eb47915986c77c137c70d0e4509c92dedd39b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C25 | 10676 bytes |
font_02_sfnt_off000144a0.bin8e05f7aca74d83076c46c43f658850c8d3ba630263eb5067d331fede73440099 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x144A0 | 18140 bytes |
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