MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm with numerous URLs, many pointing to compromised CMS uploads and disposable hosting, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing lure designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1609b623db1801---siduxijetapuxurinobe.pdf
- https://drinkpoint.com/uploads/files/rifutopuwelixisove.pdf
- http://gapoom.com/upload/fckeditor/file/mufum.pdf
- http://smepil.com/ckeditor/userfiles/files/pifodibutiwituwovi.pdf
- https://yidinfo.net/wp-content/plugins/super-forms/uploads/php/files/jk3k2on693ghk1und8v6uluocv/79448006873.pdf
- http://aardbeienfeesten.nl/uploadimages/files/37595779217.pdf
- http://cornucopiafrederick.com/uploads/files/kalifitonadifonitobezib.pdf
- http://tfforming.ru/d/files/lisiluvavilexeseburu.pdf
- https://truonggiangcompany.com/userfiles/file/42041844200.pdf
- http://vallovin.it/userfiles/files/23742442441.pdf
- https://themalc.org/files/file/jesegusemesavovar.pdf
- http://logiccpacma.com/ckfinder/userfiles/files/wekatikebijoxena.pdf
- http://nbkhjc.com/uploads/202108/file/210803180211118852jbr8koskj2u7.pdf
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a275c5b2cf---16160807003.pdf
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/n77q7a2magmhc56269prb8k8p4/pijowuzixasufidemejafo.pdf
- http://lor-rostov.su/userfiles/files/61994417552.pdf
- https://f1com.ge/wp-content/plugins/super-forms/uploads/php/files/df7ce1e1a74f426e8bb628cddef12385/53725082042.pdf
- https://catequesisnavarra.org/guiarte_userfiles/files/61767090226.pdf
- http://2446665a.ru/ckfinder/userfiles/files/regopilapidasanif.pdf
- http://adabaskimerkezi.com/upload/file/joxutesujirado.pdf
- https://sklep-pinokio.pl/web/uploads/files/80846773657.pdf
- http://ahsaipu.com/v15/Upload/file/202151429289082.pdf
- http://munnarinfo.in/userfiles/file/ditiwux.pdf
- https://anduong-nhatthanh.com/uploads/news_file/85482131713.pdf
- http://megalabsrl.it/userfiles/files/xuwufosamafixipes.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=fallout+shelter+pc+cheat+engine
- 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_off0000f5ad.binac4d1f5192ba515ebb940c9297db48e5b8008df43e8ffb6f81fc1203deeaf040 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5AD | 10728 bytes |
font_01_sfnt_off00010e46.bine2bdd2dee6f7b23fdcf7b535e0ad87ec91568ed16a8c0e6b2a1810eac59a2029 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E46 | 21348 bytes |
font_02_sfnt_off00014666.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14666 | 16792 bytes |
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