MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, directing users to multiple external URLs, some hosted on compromised CMS platforms. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL patterns suggest a phishing or SEO-based attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://pioneerlift.com/upfiles/editor/files/medijejinilajafusajola.pdf In PDF document text
- https://holocaustresearch.pl/nowy/photo/file/27204705800.pdfIn PDF document text
- https://ringid.vn/ckfinder/userfiles/files/93371566514.pdfIn PDF document text
- https://gdr.co.il/wp-content/plugins/super-forms/uploads/php/files/7639b66a9eb5d0ad4afc16e3b2f8b65f/48927829759.pdfIn PDF document text
- https://salubrismd.com/wp-content/plugins/super-forms/uploads/php/files/af1f58c8985ff8da36a7dd4b29fb9ef0/zejopuzasugonovirunagij.pdfIn PDF document text
- http://loaamtran.vn/files/usersfiles/files/34740237441.pdfIn PDF document text
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/1608544e2a36d4---rewivexiwa.pdfIn PDF document text
- https://asthasupermarket.com/userfiles/file/10725845157.pdfIn PDF document text
- http://wingmanplanningdemo.com/userfiles/files/tilitigefonijipizuruli.pdfIn PDF document text
- https://www.ijdsir.com/ckfinder/userfiles/files/bawijunivorirozopofo.pdfIn PDF document text
- http://www.maderas-navarro.com/ckfinder/userfiles/files/nazumujovuzasaxovofa.pdfIn PDF document text
- http://dientrotiendathc.com/media/ftp/file/lanezin.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/b4af28357c2ed347f061bc1470245e3d/41995258306.pdfIn PDF document text
- http://metabolit-plus.ru/files/file/gifepimokogedixeperubu.pdfIn PDF document text
- http://allamericannursing.com/userfiles/file/16962964202.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092188e08e06---fikugesok.pdfIn PDF document text
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/c51218719e00a669b5f6071da86eb610/luwesepalulifijo.pdfIn PDF document text
- https://mb-classic-service.de/userfiles/file/dogudosawebugiramevaraga.pdfIn PDF document text
- https://adepotcustom.com/UploadFiles/file/20210718135045174.pdfIn PDF document text
- http://gesundezellen.com/neu/userfiles/file/14626461175.pdfIn PDF document text
- http://baliretreatcenter.com/olabali_ci/media/images/newsfiles/88591981680.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612a6b46c330f---62627948611.pdfIn PDF document text
- https://personalloan2u.com/wp-content/plugins/super-forms/uploads/php/files/4416d62a82006c7bdd22a868d874d602/vaxinozalov.pdfIn PDF document text
- https://www.medicalbi.com/ckfinder/userfiles/files/zezabigopugimakuremex.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=are+roast+potatoes+bad+for+youPDF 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_off0000e109.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE109 | 17816 bytes |
SHA-256: e45dcccd9f862b9f0099c6390c8c55ee228bf75b13c6dada6ed61ac327361c47 |
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font_01_sfnt_off00010fe3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FE3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000127fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127FA | 10584 bytes |
SHA-256: 3ba79fcae3d46755d00f6ccfc8021f82b6721a37187a87497692e77b139abaa7 |
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