MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of embedded URLs, many pointing to compromised WordPress sites or disposable domains, indicating a link farm designed for malicious redirection. The ClamAV detection and ML classifier strongly suggest this PDF is a phishing or malware distribution vehicle. No scripts were extracted, but the structure and URL patterns are indicative of a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://philabc.ru/uplcv?utm_term=jeep+wrangler+sport+2011+manual
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b09579a91b7---20150384589.pdf
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/160928b9b8f203---foxefojo.pdf
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160910dd321613---65971711533.pdf
- https://karapinarinsaat.net/userfiles/upload/file/12093761583.pdf
- http://yogo110.com/userfiles/file/kevunuzudakirota.pdf
- http://clear-es.net/yamituki-n/uploads/files/86449948627.pdf
- https://postelezmasivu-zlin.cz/ckfinder/userfiles/files/xesade.pdf
- https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/f3bdd13055b6ce6ec1e0af3352653835/86641445855.pdf
- https://geneticapanama.com/userfiles/file/97755523651.pdf
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160c43b1e7ab8d---78357775542.pdf
- https://aawyx.com/sites/default/imageuser/file/35784162183.pdf
- https://wills.sg/wp-content/plugins/super-forms/uploads/php/files/917af24f458de6c100c0ec7dd3aa76f1/75484761349.pdf
- https://newshieldinsurance.com/demo/gsa/final/images/file/vilibogumimaderuga.pdf
- http://langyupharm.com/upload/files/lizomoxosirubesusodabude.pdf
- https://refour.dk/wp-content/plugins/super-forms/uploads/php/files/472c7a32f3022a14aaa179444411c959/vovimiwadixizafila.pdf
- http://j1medical.com/uploaded/file/270389038.pdf
- https://vickers-electronics.co.uk/wp-content/plugins/super-forms/uploads/php/files/531254defbeb07733881fe119f35ffd4/rupaxewixafexam.pdf
- http://119hero.kr/userData/board/file/35953285338.pdf
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608014186c264---38930216494.pdf
- https://landatur.com/files/galeria/files/wepirofa.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d6623c0bae---zukabuzo.pdf
- https://baconbites.com/wp-content/plugins/super-forms/uploads/php/files/sdbfiepqoqj101cai0psuttr27/83345471753.pdf
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084c6001a5e6---fabelawozano.pdf
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/160774602dd6d7---titevigazujikoravama.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e390.binfa542fdfd4666bca336bcf2eb02e05e31233905defa4fc1591ed64b70ccd1056 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE390 | 18352 bytes |
font_01_sfnt_off0001131f.bin0b16bad5d7a8df38185ed8e801aca1047b8a8c1964f6cbc5dbc373b92f63e8cf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1131F | 10972 bytes |
font_02_sfnt_off00012ccc.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CCC | 16792 bytes |
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