MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple disposable or compromised domains. The presence of numerous unknown URLs suggests an attempt to distribute further malicious content or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://alrabbancapital.com/file/files/gofoburupovevuz.pdf
- https://maintogelonline2.org/contents/files/20065277814.pdf
- https://faceless.me/userfiles/files/85194063404.pdf
- https://renesens21.com/ressources/upload/files/dudubiwomiwor.pdf
- http://architettodrabeni.it/userfiles/files/43266275623.pdf
- http://k-souz.com/userfiles/file/leduwasuborub.pdf
- http://vigova.com/Images_upload/files/tulofanuludetaxeku.pdf
- https://kingyao.com/uploadfiles/files/20210904_015302_5720.pdf
- http://nagymester.com/userfiles/file/79546068631.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613b8cde2a380---67016682180.pdf
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/0829c996a7c9d61fe05c7e41718f1259/sakexu.pdf
- http://fashioneducation.ru/userfiles/file/lanemazesimuvovovekegudux.pdf
- http://ydchem.cn/filespath/files/20210904175749.pdf
- https://successalpha.team/upload/files/26689660170.pdf
- http://dj-maily.com/uploads/pages/files/zuputunagukazexamilu.pdf
- https://lacgl.org/upload/editor/file/lilevob.pdf
- https://aslimitada.com/userfiles/file/satusexiduga.pdf
- http://bjsddesign.com/filespath/files/20210911143753.pdf
- https://kfk-dekoration.dk/images/uploadedimages/file/xewameg.pdf
- http://renknh.com/ckupload/files/zusavukefugosavixikufobov.pdf
- https://lakecountyoralsurgery.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137edd87b095---74714528098.pdf
- https://oasis-travel.ro/files/48337978173.pdf
- http://pilanatofishing.com/home/sandbox/domains/shelter.sandbox.tritek.hk/public_html/ckfinder/userfiles/files/wugofegupikuxebesokemu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=best+app+lock
- 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_off0000d6f1.bin3f2ad5dd4cf2eb73c1806752b7ca6a53470de2d334098bc89534b23086197cdc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6F1 | 10216 bytes |
font_01_sfnt_off0000ee19.bin27ea6e109c0151b5ff481176fcf4089d6c1c8bdcc5f4551393c6b838d475cf18 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE19 | 17324 bytes |
font_02_sfnt_off00011ab7.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AB7 | 16792 bytes |
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