MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The primary attack pattern involves luring users into clicking these links, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160affc5c1c535---68877535564.pdf
- http://childhood-matters.com/clients/49507/File/dinosawomeroxaj.pdf
- http://aggengr.com/uploads/CMS/file/neninutomakov.pdf
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/nf0egv7kb67m66t0kl5ri4sf66/sojaromubeduruwirim.pdf
- http://gtshotel.it/images/file/29903754108.pdf
- http://www.acefence.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090d18ed18e3---wajelef.pdf
- https://www.kiakaha.gr/wp-content/plugins/super-forms/uploads/php/files/d9gn8m97uh0g4l3vttc1sah8gp/nonetalokoxina.pdf
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bdc0bc53675---23347639351.pdf
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160aafb9f92a5f---61641545707.pdf
- https://rittenhousesmiles.com/wp-content/plugins/super-forms/uploads/php/files/fc6e6f3247d145f769cbf9b60e6939de/litonosixotuzun.pdf
- http://assessmentinsight.com/ckfinder/userfiles/files/76174434325.pdf
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d6ab2c09081---4288737113.pdf
- http://shriadinathbank.com/uploads/tarenitiz.pdf
- https://sunarchegypt.com/userfiles/file/rokazekibibeza.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b67c995f911---10595856597.pdf
- https://coloreverything.love/wp-content/plugins/super-forms/uploads/php/files/d2f73543a17a80d8f2d2b5549d153b28/woligawoloxuxubusurejetad.pdf
- http://bularz-auto.pl/images/userfiles/file/32942850735.pdf
- https://angkorphotographyguide.com/userfiles/file/gawonivavimewu.pdf
- http://oldtimerclub-thueringerberg.at/images/file/sububajexixi.pdf
- http://www.allatpatikapecs.hu/images/file/wuwubezavoxagagevazij.pdf
- https://michelbarbot.com/upload/files/wimegigudegepujopowu.pdf
- https://airflow-skateboards.com/upload/file/vawizitam.pdf
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/25837da743a7eccc97f6054c3cbe5b0c/vojuke.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=is+the+liver+cell+haploid+or+diploid
- 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_off0000db03.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB03 | 16792 bytes |
font_01_sfnt_off0000f315.bin518674631135badac52158443b613ed316bc2e70268ca3a9766b0d526bdc6bbd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF315 | 18648 bytes |
font_02_sfnt_off00012368.bin086cbc63000f91db521fd9c990ed02f6933a3e3baff096ef2d01187fa6e6d19d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12368 | 10524 bytes |
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