MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, specifically identified as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised CMS upload directories. The document body is unreadable, but the presence of many external links suggests a phishing or SEO manipulation scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089002d8371d---90400129076.pdf In PDF document text
- https://precisionautoandac.com/wp-content/plugins/super-forms/uploads/php/files/35c30b14d0bbae49f613f4fe07bbf654/66463776358.pdfIn PDF document text
- http://tizianaiberti.it/userfiles/files/jakinurezuzudezozifonevar.pdfIn PDF document text
- http://midiabyz.com/wp-content/plugins/super-forms/uploads/php/files/ec5a60a9710c5bd90d4332f1fc292574/nuvebi.pdfIn PDF document text
- http://zkojicin.cz/userfiles/file/lalupotebufamuxi.pdfIn PDF document text
- https://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfbf790e047---domigupiworagotog.pdfIn PDF document text
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d26b8765ae---malesalalesasa.pdfIn PDF document text
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/f3dfe155c660c2990c173f26bffcae23/91542229290.pdfIn PDF document text
- https://permargi.com/files/galeria/files/meluriwuxijopanafelidaxob.pdfIn PDF document text
- http://pampa.be/uploads/userfiles/files/kakukepix.pdfIn PDF document text
- https://hondamienbac.vn/userfiles/file/xedegakipajajom.pdfIn PDF document text
- https://spectrumohio.com/wp-content/plugins/super-forms/uploads/php/files/4a2b15bebe96f0eb69d5adca989c888f/57483043187.pdfIn PDF document text
- https://iamtimeshare.com/userfiles/file/75515421389.pdfIn PDF document text
- https://dolupin.com/calisma2/files/uploads/bajilaxu.pdfIn PDF document text
- https://drlanda.hu/user/file/sosodop.pdfIn PDF document text
- http://jtour.vn/userfiles/file/pored.pdfIn PDF document text
- http://nhs-carpediem.com/clients/46367/File/zabilot.pdfIn PDF document text
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b12129f335d---gajekisotodazixujo.pdfIn PDF document text
- https://www.vibrationmonitoring.asia/wp-content/plugins/formcraft/file-upload/server/content/files/160a1848831099---74571330484.pdfIn PDF document text
- http://ibiforstarlight.org/clients/3/3c/3cfcca4e360ca8807b7dd7d6e7cbeae0/File/47539964592.pdfIn PDF document text
- https://securityguardsupply.org/php/uploads/file/xawevajitod.pdfIn PDF document text
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/682dc2ae9658f41a5c8d9e9363268b08/17221633274.pdfIn PDF document text
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607b42b153b67---92037994359.pdfIn PDF document text
- http://renovfab-menuiserie.com/userfiles/file/wigetipavawojelo.pdfIn PDF document text
- https://www.nosolodespedidas.es/wp-content/plugins/formcraft/file-upload/server/content/files/1606e734f126c5---mikuvemozi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=critical+appreciation+of+the+poem+the+solitary+reaperPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f51c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF51C | 16944 bytes |
SHA-256: 168e5b90e476d568888f9bc56f2158f67c25e2ee17d5935963d924fe0f4ea49a |
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font_01_sfnt_off00012129.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12129 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013940.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13940 | 10892 bytes |
SHA-256: 7d5e06b20f57948a2e8c2e17baa527e1a9c94734a8240f802b8a734e4e0903b3 |
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