MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, directing users to multiple compromised websites and disposable hosting domains. This pattern suggests an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://www.lorenzofranzone.it/wp-content/plugins/super-forms/uploads/php/files/ec9cec9572ec7bb5a122d1ec83b0aaaf/gosovexuvurutup.pdf In PDF document text
- http://manpukulivermore.com/uploads/files/61689238714.pdfIn PDF document text
- http://app8itebarandgrill.com/admin/images/file/51756532250.pdfIn PDF document text
- http://studiotecnicoprato.eu/userfiles/files/kuxoba.pdfIn PDF document text
- https://vinaconexmec.vn/uploads/news_file/fisojomokatuzubidebibut.pdfIn PDF document text
- http://www.siphonicflowmandiri.com/upload/files/susikoxi.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/8n3jtash3gg87lvp5u02b9rr50/wufafajizuvamukatib.pdfIn PDF document text
- http://fsgzb.com/upfolder/e/files/20210802193346.pdfIn PDF document text
- http://goodmix-psc.com/userfiles/files/99657293888.pdfIn PDF document text
- http://hertzlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wulofikafivoga.pdfIn PDF document text
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/ddul5hq7uesmvtidu9fra28nr3/finogarukesefojepenemuk.pdfIn PDF document text
- http://bioscipublisher.com/files/upfiles/file/muveledulepirafozeg.pdfIn PDF document text
- https://vatlieutaphu.com/upload/files/23737271908.pdfIn PDF document text
- http://exdebt.bg/userfiles/file/putijikoro.pdfIn PDF document text
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608df4879c31e---paledevujiwoxexa.pdfIn PDF document text
- https://postelezmasivu-plzen.cz/ckfinder/userfiles/files/vasetavigebirikatuvadizot.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1524cf68e---36578777817.pdfIn PDF document text
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16075c3d7c5f54---xedan.pdfIn PDF document text
- https://www.femregenx.co.za/wp-content/plugins/super-forms/uploads/php/files/aic83rra9lif1angevktstfu7i/12934480499.pdfIn PDF document text
- https://sharzh-ufa.ru/wp-content/plugins/super-forms/uploads/php/files/f0a556dfe24ac60c390f6fac4f131d6c/84509502969.pdfIn PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/e339e39a4fd762eea1f7e5a703e02660/tatat.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606c8f3b2b22e---18845167280.pdfIn PDF document text
- http://aktifithalat.com/resimlerfiles/serezipuzura.pdfIn PDF document text
- http://bayzones.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/15327793544.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=one+championship+eventsPDF 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_off0000c450.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC450 | 16936 bytes |
SHA-256: b420b48d40cd6565745d773b6461cc0f335d031021c7209f5c1f9bdaad16b6dd |
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font_01_sfnt_off0000f00d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF00D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010824.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10824 | 10584 bytes |
SHA-256: b9f9567f5fec232fdba1cf03e72d52e2f51a4c38bb429721606633f4071d980f |
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