MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with many URLs pointing to compromised WordPress upload directories and disposable hosting. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure suggests an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://karapinarinsaat.net/userfiles/upload/file/85149984221.pdf In PDF document text
- http://www.kevinbrooks.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c449d6b5981---76807076864.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/9609254c14b54b278fabbb850e4a48a1/68026981628.pdfIn PDF document text
- http://businessdevelopmentcenter.pl/uploads/userfiles/files/rabigekojolazepefeburubiv.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16077dc0115d1b---2757518267.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160c2dc62482d7---33432442711.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/jpgudvp9cg1b1bjmr7sfk7k794/wixitamuvi.pdfIn PDF document text
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/bvca3isah7phdudla6hdam4kp0/60403458080.pdfIn PDF document text
- http://qianxish.com/ckfind_image/files/71615761814.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//63446915099.pdfIn PDF document text
- https://najlepsze-w-polsce.pl/uploads/24237443495.pdfIn PDF document text
- http://longarmquiltacademy.com/fckeditor/userfiles/file/zawugeka.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/4e3191752ac4ded8213a0d9b6a776359/8396279743.pdfIn PDF document text
- http://www.gamylai.vn/uploads/files/41923385785.pdfIn PDF document text
- http://campfirewtx.org/userfiles/file/6422288283.pdfIn PDF document text
- https://primewestelectrical.com/wp-content/plugins/super-forms/uploads/php/files/36b3ee667d9f8a2e85d39cf24cb7cc62/82157354777.pdfIn PDF document text
- https://irisapp.cn/uploadfiles/fckeditor/20210528/file/16221367318093.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/fj4hfb986k99vnbgeafau7hhb1/19930641459.pdfIn PDF document text
- https://tasleemdubai.com/userfiles/files/56793413915.pdfIn PDF document text
- http://anhuifan.com/upload_fck/file/2021-5-20/20210520074238609642.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=the+anarchy+free+ebookPDF 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_off0000fec2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEC2 | 10340 bytes |
SHA-256: 14649e82e21429620a7a800e6af38e3e3d80dcc31ce9f7ccf685deefa39a4272 |
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font_01_sfnt_off00011602.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11602 | 17608 bytes |
SHA-256: 384cf0e04f93c3bf0074359f3037338a70e3b19d67dad3afb3d919e01fde7906 |
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font_02_sfnt_off00014459.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14459 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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