MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads and disposable hosting, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to redirect users to malicious sites or to manipulate search engine results.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://nujhimachal.in/img/uploads/files/kofomanunekogaborewaju.pdf In PDF document text
- http://www.klpreschool.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a5934a7643---minanaxegix.pdfIn PDF document text
- http://www.thunderesp.com/ckfinder/ckfinder.htmlfiles/kabemibidatiritowenuzitu.pdfIn PDF document text
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1608cee3fe8cce---vulonulafatosixux.pdfIn PDF document text
- https://www.gurgy.net/ckfinder/userfiles/files/dajavab.pdfIn PDF document text
- https://dammesliepas.lv/ckfinder/userfiles/files/8842599151.pdfIn PDF document text
- https://www.lightingdynamics.com/wp-content/plugins/super-forms/uploads/php/files/85e6eb8760e7cf4607c97fa11369a7a3/repufuvawutizupisodugo.pdfIn PDF document text
- https://regalcabs.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160fe97acc3fbd---62305115149.pdfIn PDF document text
- https://www.milestonesmn.org/ckfinder/userfiles/files/93468490017.pdfIn PDF document text
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f832c472a8---56493644487.pdfIn PDF document text
- http://averon.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607b4d2f0d605---dazizuzemizavaxel.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608137a292674---83108875430.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a4a2f072c10---pitovoxi.pdfIn PDF document text
- https://www.groupe-coelho.fr/ckfinder/userfiles/files/tojetikujinizanudedun.pdfIn PDF document text
- https://sahodayabbsr.com/test/fckeditor/file/7050044911.pdfIn PDF document text
- http://gibisch.info/files/files/4922648228.pdfIn PDF document text
- http://e-menu.hu/editor_up/66681416999.pdfIn PDF document text
- http://blankheich.de/images/uploads/file/xelozefukobazusipolewa.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=quantitative+geomorphology+of+drainage+basins+and+channel+networksPDF 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_off0000ee34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE34 | 11724 bytes |
SHA-256: 30ca9c3bd384f492fb851e61797f450a2d34b114369e5b71ac7b2b1c774638f6 |
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font_01_sfnt_off000109b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109B1 | 17472 bytes |
SHA-256: c879dc1b23efbce8c6d722cc5799e60f436479a93fe5d08c2f33df139b75f8f7 |
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font_02_sfnt_off00013723.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13723 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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