MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution attempt. The embedded URLs, such as the one hosted on dom-nenilovo.ru, are likely intended to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9950
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://m-astar.com/UserFiles/files/kopadepizabutesokab.pdf In PDF document text
- https://sieuthimayphat.com/ckfinder/userfiles/files/72738669554.pdfIn PDF document text
- http://gerd-pollak.de/userfiles/file/dereduwizedopiji.pdfIn PDF document text
- https://giltmorestukko.hu/ckfinder/userfiles/files/21357847381.pdfIn PDF document text
- https://quanticabtl.com/cms_2018_quantica/sgi_userfiles/userfiles/files/7735117435.pdfIn PDF document text
- http://vitacanes.com/uploads/files/78048215911.pdfIn PDF document text
- http://savytrading.com/userfiles/file/45883731550.pdfIn PDF document text
- https://barcelonamedicalcenter.com/files/galeria/files/fofivoji.pdfIn PDF document text
- http://tzsunup.com/upload/96610378169.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16131a1bbc82f6---bekuzomifojini.pdfIn PDF document text
- http://pasted-radio.de/web/files/22708122331.pdfIn PDF document text
- http://embeddedhr.com/ckfinder/userfiles/files/jejirikasebux.pdfIn PDF document text
- http://cana.vn/uploads/userfiles/file/75956684052.pdfIn PDF document text
- https://www.generalutilities.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ed8e298418---levovogujexifapogo.pdfIn PDF document text
- https://ginniglobal.com/uploads/file/xibetasiguroj.pdfIn PDF document text
- http://gespk.com/userfiles/file/wokaworarafotopep.pdfIn PDF document text
- http://dom-nenilovo.ru/wp-content/plugins/super-forms/uploads/php/files/7b7f88c42b3807fef2b19deee78278ff/53738312257.pdfIn PDF document text
- http://taiwanglassgroup.cn/userfiles/file/xovelodekala.pdfIn PDF document text
- http://amexeuro.com/an3_Uploads/file/ludidipekutepegano.pdfIn PDF document text
- https://rosebankprimary.co.za/inc/ckfinder/userfiles/files/2682177953.pdfIn PDF document text
- https://eurotig.ro/file/rutinaxejakusexo.pdfIn PDF document text
- http://balone.net/_upload/file///16902487298.pdfIn PDF document text
- http://xn--b1adrijbbb.xn--p1ai/upload_picture/guvupesuzezokedutevoxived.pdfIn PDF document text
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1613bd9063156a---xawirajusirumilike.pdfIn PDF document text
- http://pwmtqatar.net/userfiles/file/27856312676.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=kindle+book+not+downloading+androidPDF 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_off0000b01b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB01B | 14344 bytes |
SHA-256: 7f88170f0513606be1810009092ac0b561f555c4b0db9128a4d0a636e18910f3 |
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font_01_sfnt_off0000d3d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3D5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ebec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBEC | 10564 bytes |
SHA-256: d3f83f6fdc972679169d602c9677a52db6dd18c63982e579844a85231fe9dc5a |
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