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 ClamAV and an ML classifier. It contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to potentially malicious content. The presence of multiple PDF link farm heuristics indicates a deliberate attempt to obscure the final destination and potentially distribute malware or conduct phishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/lqduaeb5qmv17971a1c8gienk5/tugukaripavugifulo.pdf
- http://mebelhotel.ru/images/news/file/2012125643.pdf
- http://www.predoisiasociatii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16138468894df5---filijefutubedogekud.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/de0f073dcdf4196f01f8ac52ec2ec592/77374455339.pdf
- http://dagmare.de/userfiles/file/bebakuke.pdf
- http://aquarium-kochi.com/app/webroot/ckfinder/userfiles/files/mudabivetafomadumawopi.pdf
- http://www.findvoters.com/userfiles/file/gufijemetobudifel.pdf
- http://clubmaniacr.com/campannas/file/29743021734.pdf
- http://xn--80aer5aza.xn--c1acndkmcarx.xn--p1ai/ckfinder/userfiles/files/45848770255.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/7578c10c4824e6b106ca17fba346ef0d/16338684434.pdf
- https://alhasooncorp.com/Files/files/sotawuvuzusami.pdf
- http://bentleyplemtech.ru/userfiles/file/vomevamodegarur.pdf
- https://ilexgold.com/app/webroot/files/userfiles/files/18961687060.pdf
- http://mestan.by/images/file/39760566868.pdf
- http://xn--tnqz8hz5cb8l.com/upload/files/xuruxobedaxo.pdf
- http://tencanpowder.com/d/files/kevawuxaruz.pdf
- https://bosingels.nl/ckfinder/userfiles/files/89686068515.pdf
- http://geasit.it/userfiles/files/sepovojopiwobafo.pdf
- http://www.swaving-stalinrichting.nl/ckfinder/userfiles/files/rijitoresu.pdf
- https://ribaczpeter.hu/files/file/fumalebelo.pdf
- http://spprp.pl/userfiles/file/posizosubeginusi.pdf
- http://holdemigny.fr/ckfinder/userfiles/files/zomidi.pdf
- http://mazraeir.com/images/upload/files/getorunusadazuvij.pdf
- https://petek.biz/resimler/files/nizilipokupudurezuz.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=ableton+manual+update
- 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_off0000de17.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE17 | 16792 bytes |
font_01_sfnt_off0000f62e.bina157cd4cf3fd3a8d2590f8aece424ef05b98b63d09b0a070487ff4a2f0d1ea55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF62E | 10416 bytes |
font_02_sfnt_off00010d7d.bin2cdd69e143cd9f8a65509d60d58803f52e95f98be34fbaa82a01094b4bda5300 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D7D | 17620 bytes |
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