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. It contains a link farm with numerous URLs, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution attempt. The presence of 'utm_term' parameters in some URLs indicates a potential tracking or redirection mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b95ea0eabd5---mikat.pdf
- https://allmassage.net/upload/file/20210601043629.pdf
- https://gelblighting.com/userfiles/files/netunejol.pdf
- http://allamericannursing.com/userfiles/file/90615381417.pdf
- https://www.zulilighting.com/wp-content/plugins/super-forms/uploads/php/files/4c6bc953aa23884749eea9ba37975e90/38328583163.pdf
- http://takeacode.net/user/d41d8cd98f00b204e9800998ecf8427e/file/sisesoxezilokafifid.pdf
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b0d3a76e5d---75206989452.pdf
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607743894ec3a---finunejivorexaroleliwara.pdf
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/90e8639e251fa224f2f6e854d50b6c70/doboduf.pdf
- http://extracam.es/app/webroot/arxius/file/posopameneg.pdf
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a94d559e766---64786671521.pdf
- http://mamtomchabahai.com/uploads/files/files/terokegesovebepexi.pdf
- https://blsautomation.com/ckfinder/userfiles/files/fedegejejojomi.pdf
- https://kakvkusno26.ru/wp-content/plugins/super-forms/uploads/php/files/9531997ce025e1ea2121003c3569b136/42046698223.pdf
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/6a8ac5983a5f1e16a26f5683836f1531/99484609675.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a019f8def90---pakavewilekaj.pdf
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c3dc3907c79---dejizomoxufidavitel.pdf
- http://skoleniridicu-online.eu/ckfinder/userfiles/files/nudefuwatezapiwupowid.pdf
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/e1273d5942d472bd293786f4383b4692/netazofevulune.pdf
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/abf265138a495517477e1ec74c34a00c/25491131612.pdf
- http://ne-moloko.ee/wp-content/plugins/super-forms/uploads/php/files/829ad1c23112131dbb5ff00152086ef6/80674410507.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=hyperextending+knee+while+walking
- http://janyska.home.pl/_mjanyska2013/fotki/file/wivepoxamom.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_off0000fe84.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE84 | 16792 bytes |
font_01_sfnt_off0001169b.bin370917d89d579af7a6b182ce8db2f4fd4685d296d213286b36fdd68d56b7d365 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1169B | 10768 bytes |
font_02_sfnt_off00012f13.binf982e620d3ae37c0f0eb4c820f4e6712f6480347713b4a7f75622f0867945266 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F13 | 17576 bytes |
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