MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Numerous URLs embedded within the document point to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The document body is heavily obfuscated and appears to be non-readable content generated by wkhtmltopdf, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
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 http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609595ac12acd---63644262892.pdf
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160acea0c87a98---neselevuj.pdf
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a4f3d083dd7---89240779895.pdf
- http://itnetworkconsultingsf.com/helpdesk/app/webroot/img/userfiles/files/44246328282.pdf
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160c659fbe3bd0---24058369720.pdf
- https://leganordavigliana.it/uploads/file/8125629974.pdf
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/5d90ea2718e0cadfe69a51c391ac9d9a/97708496038.pdf
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607995d19ebfc---63113611156.pdf
- https://wilsonbarrera.com/inicio/wp-content/plugins/formcraft/file-upload/server/content/files/16074d3ec2aef4---2863821287.pdf
- http://kpotplace.com/uploads/files/fozudevokelegamube.pdf
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/2d7234351c21a66052edd0110e119d93/guvozinirije.pdf
- http://andreevmag.com/wp-content/plugins/super-forms/uploads/php/files/95c24c1582631b30e8e999db1a17fece/watemu.pdf
- http://canevinclassof70.com/clients/6/6b/6b8b8ee0d314e59372afbcb75100d768/File/62052324542.pdf
- http://akvatoria.by/UserFiles/files/45852513309.pdf
- http://mikailang.net/userfiles/file/20210703180306_1503424371.pdf
- https://hyosungulf.com/uploads/file/joraputuze.pdf
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/esqdm4b22if9te29h80smer0pu/28027159652.pdf
- https://syteq-pro.com/userfiles/file/bavogozerorigazasu.pdf
- http://sochi-vitrazhi.ru/ckfinder/userfiles/files/marogamevemenikimifipuju.pdf
- http://dungcucaytrong.com/images/files/93371369120.pdf
- http://noithatdangcap.vn/app/webroot/uploads/files/gekiselo.pdf
- https://printjet.pl/pliki_user/File/fivisufojamujalasodekebi.pdf
- http://ivepe-elearning.gr/assets/UserFiles/mainHome/file/71873749462.pdf
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/8mf6ip9n48q1t235glc9uesp11/vewujezawewufeboxe.pdf
- http://ksnjl.com/userfiles/files/kuwolo.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=can+i+drink+lemon+water+while+intermittent+fasting
- 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_off000112bb.bin4a20cb78a90149b118c9bc3a233839fe1bf2cc148c410d5fed7104b8feee811d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112BB | 11008 bytes |
font_01_sfnt_off00012c04.bin7715e6ac3467615300c472624d0f6788cfb1a551c77c659819027b64ff1a41e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C04 | 17320 bytes |
font_02_sfnt_off0001593e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1593E | 16792 bytes |
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