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 flagged as phishing malware. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised WordPress upload directories. These links likely serve to distribute further malicious content or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160adce2443c10---37233362207.pdf
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a26c2d0b735---60935054458.pdf
- https://ikitellirezistans.com/upload/files/xugagowolifazojaxo.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160af7ebe798af---15623984797.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/160a9647f0bf3f---78129118515.pdf
- http://libertyquad72.fr/userfiles/file/jadafalunexavetiti.pdf
- http://www.caslyn.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16085296a67c80---zalutox.pdf
- https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/6959d4ad0581c0965dcc9bf2efd8638a/zukotusimagikedorolesa.pdf
- https://semut73.com/contents//files/nuperawekazawevonetes.pdf
- https://www.varishastalari.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079dbc7a0208---64290919393.pdf
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/893d56edd553895d89507b2ca9af6cbe/riwubisijunifojugijelevub.pdf
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607b038948f38---27876439986.pdf
- http://alnoorcity.com/userfiles/file/74793381497.pdf
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607179a8452e1---1774678550.pdf
- http://eastcoastbiker.de/sites/default/files/file/22973519773.pdf
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160c0219d0de75---nelitajaxekewilaboruduso.pdf
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/4af93031c86dcff7f786537544ad390f/zevazuva.pdf
- http://chalappuram.com/userfiles/file/wevujinazawadojinavajam.pdf
- https://qamarapps.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607384a277e4e---tokivepevu.pdf
- http://geose.ru/userfiles/file/38056128155.pdf
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/qcea00gs96dvqgnq0bbq7i1gau/28136584318.pdf
- http://araonline.hu/uploads/file/64001630031.pdf
- https://backcountryplayground.com/wp-content/plugins/super-forms/uploads/php/files/5d6984eb2ff3b58ed4254a34e34a2522/jojapixakaxixuxedemos.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=convection+heat+transfer+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_off0000f990.binb8f349a6d14da17f436492d6f6f6304cc56b976fc2d00e553de50578a73299fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF990 | 17568 bytes |
font_01_sfnt_off00012818.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12818 | 16792 bytes |
font_02_sfnt_off0001402f.binec9425afa5db029646936da305ff834af78546f844f6ea95824e1d4b72814c19 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1402F | 10768 bytes |
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