MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous external links, many pointing to compromised or disposable domains, suggesting it functions as a link farm. This pattern is often used for SEO poisoning or to direct users to phishing sites or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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://gifarlcm.com/upfiles/editor/files/42585442097.pdf
- http://pogservice.ru/userfiles/file/dolapipekufiral.pdf
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607f683b7cf7f---2087986482.pdf
- http://phanbonvbm.com/upload/files/33372125811.pdf
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607764b118a14---busanavelaposevemopojebeb.pdf
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/thbj6766i9kchcp1ne7gde44j5/mupaz.pdf
- https://talaa-obour.com/webmisr/uploadwebmisr/file/90385965600.pdf
- http://studiopedrazzini.eu/userfiles/files/5042102988.pdf
- http://yingtailong.com/upload/file/210823174316257587gwb1eg87vwla.pdf
- http://www.awakohchang.com/image/upload/File/ozisozesepivenujevejibaj.pdf
- http://doubler-son-capital.com/photos/files/peruxukanetofupu.pdf
- https://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/a7pct99naef56hudfhhprv8r70/xovikedu.pdf
- http://kapsalonindex.nl/images/uploads/surepebazasadimafunob.pdf
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099b5d1a3c94---79298634543.pdf
- http://detaycopymatbaa.com/userfiles/file/74365257081.pdf
- https://otelnamore.com/wp-content/plugins/super-forms/uploads/php/files/bd4c33217fe318e3c0858ee44822dfc3/fewofepirutedipizilox.pdf
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c53f08ecc14---rogojefarudixuretiwineje.pdf
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/bdaa7a6cfb317ade07b2913347a05aba/55189765146.pdf
- https://clubelsendero.com/img_pag/file/zobamoku.pdf
- https://springkasteelhuren.be/userfiles/file/72918606325.pdf
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/olibv5iegetldpjgt4fb8pj073/10780794597.pdf
- https://rumusjitu.com/contents/files/58582683374.pdf
- https://daluxerealty.com/wp-content/plugins/super-forms/uploads/php/files/3c272289862bca7253ee8a839800613f/kaguzitojodevanewaxi.pdf
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/160bef071861d7---fitefijemewawomeloduga.pdf
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/gkfl1sa54erckmfkqlrndt07g6/31753987993.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=robert+skidelsky+john+maynard+keynes+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_off0000c691.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC691 | 16792 bytes |
font_01_sfnt_off0000dea8.bin9270fa385f09c6d725a9254c2dcc0029db602c0854523d1b158c37afe82b8bf6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEA8 | 11284 bytes |
font_02_sfnt_off0000f8b6.bin12e14bbd8b350749b6587f18e06f9f60433feebe4183e5def06361fc204d6f6e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8B6 | 17060 bytes |
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