MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm with numerous URLs, several of which point to compromised CMS upload directories, indicating a potential distribution point for malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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 http://cloverdiamond.com/file/pusademuxukewunuwetes.pdf
- https://hirurgija.me//files/35494928904.pdf
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/j8m11b8uffhugd14ut08tahj54/82231672718.pdf
- http://ranchobg.com/img/file/75545181143.pdf
- http://droneducational.com/admin/userfiles/file/nekovixujitewarimuxiviroz.pdf
- https://thietbivesinhanhhuy.com/asset/files/fewuminitegupinubuzuro.pdf
- https://justbuymeds.net/userfiles/file/nagimomosox.pdf
- https://grandplaza.bg/uploads/assets/file/77115970242.pdf
- http://dangkykinhdoanhkiengiang.com/upload/ck/files/rovuvifagezovobupofumiwi.pdf
- https://bowenpainter.com/wp-content/plugins/formcraft/file-upload/server/content/files/161061f059d219---zezobezinibip.pdf
- http://www.communityheroesproject.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a8e1fa91f58---xipogunobigogokizasozusoj.pdf
- http://domeinbeverdonk.be/assets/files/file/ropelofoxiwuk.pdf
- http://cellesekorea.com/ckupload/files/xalitovufixafabuxuz.pdf
- https://nailseasupportgroup.com/wp-content/plugins/super-forms/uploads/php/files/05027dc6270045048428f09b800e6982/81745012094.pdf
- http://kbchina.de/upload/68321704628.pdf
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a156c93fff7---53944267483.pdf
- http://dztechfin.com/upload/file///59602403791.pdf
- http://innobiztour.com/FileData/ckfinder/files/20210726_CF360A86995D83A3.pdf
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b269a4378a---62498988925.pdf
- http://www.anclupnapoli.it/userfiles/file/50547034648.pdf
- https://zlato-eu.cz/upload/files/91674145278.pdf
- https://www.asahinadigital.com/wp-content/plugins/super-forms/uploads/php/files/kg2j5k8nkt41v074akprgm8aj1/jakolunu.pdf
- http://szintai.hu/ckfinder/userfiles/files/6526027844.pdf
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/vh55qs0hljr9g2bbtoe53u2a45/75124365325.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=how+to+apply+e-pan+card+online
- 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_off0000c1c4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1C4 | 16792 bytes |
font_01_sfnt_off0000d9d6.bin48679da7f89961867f6111a4251440ce43167a17b4ab2c5eff9d5135ca6f7474 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9D6 | 15632 bytes |
font_02_sfnt_off000101f6.binc20e12dd06e6878b2377e67da7de09c32324b03bc26028b29eb011688ad27ef2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101F6 | 10564 bytes |
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