MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. ClamAV and ML classifiers also flagged this PDF as malicious, specifically as a phishing trojan. Although no scripts were explicitly extracted, the nature of the URLs and the heuristic firings strongly suggest a malicious intent to redirect users to harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://deesudcoolingtower.com/userfiles/file/mazatokofijo.pdf In PDF document text
- https://sunarchegypt.com/userfiles/file/29519964937.pdfIn PDF document text
- https://consultemergingmarkets.cubsindia.com/files/86809501687.pdfIn PDF document text
- https://goldmenu.com/userfiles/file/37469729865.pdfIn PDF document text
- http://firegallery.ru/img/upload/80620190663.pdfIn PDF document text
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142773882f2a---26819031104.pdfIn PDF document text
- http://permanentnimakeup-brno.cz/userfiles/files/35577262659.pdfIn PDF document text
- http://lordwood.ru/images/file/povuwip.pdfIn PDF document text
- https://orcasproje.com/userfiles/file/27657789954.pdfIn PDF document text
- http://www.icf-plant.com/files/file/68395139052.pdfIn PDF document text
- https://comobrew.com/newsite/images/user_uploads/file/vunupa.pdfIn PDF document text
- http://hungthanhauto.com/luutru/files/45626384328.pdfIn PDF document text
- http://lalitas-thaimassage-spa.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614c044fb3137---tunoboxedebinusavobuse.pdfIn PDF document text
- http://occahomesearch.com/userfiles/files/ludanuvofudefo.pdfIn PDF document text
- http://ternovykh.ru/content/file/5740456225.pdfIn PDF document text
- http://hanasushipickup.com/uploads/files/30513116827.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161363487333c2---26466609166.pdfIn PDF document text
- http://alacarte-design.de/userfiles/file/4124739012.pdfIn PDF document text
- http://machinegroup.ru/img/outer/files/pebeludagilirisuliro.pdfIn PDF document text
- https://demo.wsbe17hongkong.hk/_bin/ckfinder/userfiles/files/14497402541.pdfIn PDF document text
- http://chi-kara.net/Upload/files/wibuvizezaxidaru.pdfIn PDF document text
- https://svetplus.com/userfiles/files/fuvobig.pdfIn PDF document text
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/161428724cd970---lezolizol.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=android+zxing+generate+qr+codePDF 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_off0000b4fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB4FC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cd0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD0E | 18928 bytes |
SHA-256: 25b55751712cb4ddf8dc243437013fcd40d662fc3b16dce57c4cb7f893313cbd |
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font_02_sfnt_off0000fcaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCAA | 10620 bytes |
SHA-256: b525588a4e0a42f9be11d19efdbf75292c1203879792a77601290f527fab5ef4 |
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