MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan-like nature. It contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a link farm designed to redirect users. The presence of a link to a compromised WordPress upload storage further supports the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://jingluo.net/uploadfiles/files/sotibedudeluzavoti.pdf In PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fb188164ef---37348690714.pdfIn PDF document text
- http://liyangah.com/Upload/file/waniwawunomubazigob.pdfIn PDF document text
- http://constantcontinuity.com/membership/data/files/lijorowozuji.pdfIn PDF document text
- http://newo.ru/files/files/72737148194.pdfIn PDF document text
- http://romangruszecki.com/uploaded/file/32074359755.pdfIn PDF document text
- https://helicopterleasingservices.com/userfiles/files/bazuduxojevatukemapuk.pdfIn PDF document text
- http://fskyok.com/uploadfile/files/97013223249.pdfIn PDF document text
- http://flashdisplay.net/UploadFiles/FCKeditor/20210912141414.pdfIn PDF document text
- http://bfttacg.marketsearching.com/upload/files/32386666854.pdfIn PDF document text
- http://e68momo.com/shopadmin/upload/files/25455057645.pdfIn PDF document text
- http://danangsculpture.com/uploads/image/files/7615231419.pdfIn PDF document text
- http://agroanaliz.by/upload/editor/files/51340428259.pdfIn PDF document text
- https://ikitellirezistans.com/upload/files/leriwasunoj.pdfIn PDF document text
- https://hardlineconstruct.ro/app/webroot/files/userfiles/files/53486839391.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/161410df209ab2---sisumuxexipigeditaxe.pdfIn PDF document text
- https://livres-d-art.com/ckfinder/userfiles/files/32953083197.pdfIn PDF document text
- https://odlingfamily.com/userfiles/file/29671242195.pdfIn PDF document text
- http://bertoniamministrazione.it/bertoni/public/file/doxorinuvuwaxosopodir.pdfIn PDF document text
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/1bahkio6bs44higs6v8mbs0qb0/79941500899.pdfIn PDF document text
- http://konikanarrowfab.com/ckfinder/userfiles/files/81092758854.pdfIn PDF document text
- https://mabuksusu2.com/contents/files/34855897978.pdfIn PDF document text
- http://www.likoda.com.tw/upload/ckimg/files/82109100201.pdfIn PDF document text
- http://kameleonhastanc.hu/files/file/3294878090.pdfIn PDF document text
- http://professional-tuner.at/uploaded/file/bavitivutunozip.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=hard+target+2+full+movie+watch+onlinePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f9fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9FD | 17520 bytes |
SHA-256: 2eeffc43aa381070b7cf4827ded8e6b0ffaf9ba6a3ca87a1abc4b18107725021 |
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font_01_sfnt_off000126fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013f15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F15 | 11116 bytes |
SHA-256: 10f83d529727aa54bc73d7f6c3279d7e2361d271bc812e709c0bc731e40eb7d9 |
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