MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Numerous external URLs were extracted, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users. The PDF structure and embedded URLs are consistent with phishing or malware distribution lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://catamma.ru/uplcv?utm_term=ahmedabad+road+map+pdf+download PDF link annotation
- http://angeladaniel.de/uploads/files/sovilag.pdfIn PDF document text
- https://hoanghaie.com/Images_upload/files/divivebotidefimu.pdfIn PDF document text
- http://rtm-plus.ru/ckfinder/userfiles/files/gemokesikum.pdfIn PDF document text
- http://aihyang.com/userfiles/file/1816668050.pdfIn PDF document text
- http://asijskepotraviny.cz/files/file/80560866048.pdfIn PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608492fdcf618---57983292824.pdfIn PDF document text
- http://niszczeniewaw.pl/userfiles/file/70844555516.pdfIn PDF document text
- http://lawyergz.net/uploadfile/files/59292378689.pdfIn PDF document text
- https://www.budgetskemaet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16123dfb7b3aa6---25749352884.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/3rr2vvcb4i2ssmff38uauapo37/9767936104.pdfIn PDF document text
- https://x-software.cz/data/file/36249828149.pdfIn PDF document text
- https://getadoc.in/ckfinder/userfiles/files/61575309120.pdfIn PDF document text
- https://adikketiga.com/contents//files/pisapolesuzixutasev.pdfIn PDF document text
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c1544cb4f28---35969956796.pdfIn PDF document text
- http://www.asejnrtigers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16083b3303416b---39815456766.pdfIn PDF document text
- https://sumangold.net.vn/wp-content/plugins/super-forms/uploads/php/files/cc32fv1k7gqria95k5n6hdev9g/3041322828.pdfIn PDF document text
- https://selapro.com.au/application/third_party/ckfinder/userfiles/files/mojelozuxotu.pdfIn PDF document text
- https://espritgt.com/userfiles/file/weranuporomijikeziveku.pdfIn PDF document text
- https://khangle.vn/uploads/images/files/67814313458.pdfIn PDF document text
- http://www.knickmeier.net/images/pageimg/file/nogaruju.pdfIn PDF document text
- 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_off0000b492.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB492 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cca4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCA4 | 16592 bytes |
SHA-256: 6f887ec1e5d3f524d2f8259e27ff537d14c2b146d5a9520cb0714aea3f9df2a3 |
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font_02_sfnt_off0000f77a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF77A | 10612 bytes |
SHA-256: 49983fde7ea62e4f676bc6cc490ba0c417e16360bb1c01d99be3a409ea009818 |
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