MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was identified as malicious by ML classifiers and ClamAV, with critical and high severity heuristic firings. The presence of embedded JavaScript and a large number of external links, many pointing to potentially disposable domains, indicates a phishing or malware distribution attempt. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, suggesting the document is part of a link farm designed to obscure malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://noavarservice.com/ckfinder/userfiles/files/4605069013.pdf In PDF document text
- https://economiadecomunion.net/ckfinder/userfiles/files/woroponofanajezejezi.pdfIn PDF document text
- https://agrocare.ro/ckfinder/userfiles/files/jexakuvuni.pdfIn PDF document text
- https://malashealthcare.com/userfiles/files/kufiwowobepes.pdfIn PDF document text
- https://xrtradingfeedback.com/cmsimages/file/damejejanojupuluzegif.pdfIn PDF document text
- http://craft-personal.de/userfiles/file/96097546872.pdfIn PDF document text
- http://mestav.sk/uploaded_images/file/ruxezi.pdfIn PDF document text
- http://azizolace.cz/images/file/saduzewu.pdfIn PDF document text
- http://businesslegalgroup.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dipuraredere.pdfIn PDF document text
- https://betsin.org/userfiles/files/56902784863.pdfIn PDF document text
- http://studiogiamberardino.it/userfiles/files/21106102956.pdfIn PDF document text
- http://sreema.org/FCKeditor/file/lokusajisakazigerugije.pdfIn PDF document text
- https://stephankeppel.com/userfiles/file/guziwubinuwajadig.pdfIn PDF document text
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134dd1764933---kijefifegezo.pdfIn PDF document text
- http://hasadtemizlik.com/upload/file/21439818609.pdfIn PDF document text
- http://re-media.ru/foto/ck/files/37692502932.pdfIn PDF document text
- http://formpart.com/upload/ckfinder/files/78972676421.pdfIn PDF document text
- https://prokoncept.hu/admin/blogfck/image/file/66066267338.pdfIn PDF document text
- http://adwokaci-pila.pl/userfiles/file/4852188433.pdfIn PDF document text
- http://taketty.xyz/js/ckfinder/userfiles/files/12329896127.pdfIn PDF document text
- https://foundryindia.org/userfiles/file/vaxagubumokixujajef.pdfIn PDF document text
- http://teknis.it/userfiles/files/kekefomirepukawuruzeg.pdfIn PDF document text
- http://fteq.ru/files/file/wofopaxod.pdfIn PDF document text
- http://ventensis.lt/public/ckfinder/userfiles/files/jiduxolewuw.pdfIn PDF document text
- http://bekescsaba.varosom.hu/userfiles/files/33001976263.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=spc+cloud+apkPDF 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_off0000cf5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF5C | 10080 bytes |
SHA-256: 3610453e0aac4a09cb89bf38b5e57ec9e3d0df5a04d5885eb26723d1c6ea3804 |
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font_01_sfnt_off0000e5e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5E6 | 18340 bytes |
SHA-256: 7414021ed1c198c43c3f5549a40740afb49d2276d81a5a113f33b84271df54b6 |
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font_02_sfnt_off00011693.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11693 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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