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 upload directories or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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=andromeda+amharic+book+pdf+free+download PDF link annotation
- http://eviljoy.com/UserFiles/File/52686927431.pdfIn PDF document text
- http://cassotech.nl/site/data/ws/files/48927779253.pdfIn PDF document text
- http://nceed.kr/pds/userfiles/files/92603347118.pdfIn PDF document text
- https://tuinvandecruys.be/file/58853313301.pdfIn PDF document text
- https://floridagreatescape.com/media/file/jexawud.pdfIn PDF document text
- http://nineslash.com/user_file/file/55578273981.pdfIn PDF document text
- https://www.tamilsaga.com/ckfinder/userfiles/files/kafosijasalelilibidex.pdfIn PDF document text
- http://faceconnects.com/ci/userfiles/files/fosewurada.pdfIn PDF document text
- http://resurrection-life.net/userfiles/files/78463271468.pdfIn PDF document text
- https://encouragingmath.com/wp-content/plugins/super-forms/uploads/php/files/bb72de570f7d4bc56ad8eabfa630078f/xelotodom.pdfIn PDF document text
- http://trunglam.vn/uploads/userfiles/file/zapigodofugubuwobewi.pdfIn PDF document text
- http://studio-rivetti.it/userfiles/files/52888284281.pdfIn PDF document text
- http://xn----8sbaqfskngn1qi.xn--p1ai/userfiles/file/wuzajekabipow.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/1614ceeef2267f---4380511914.pdfIn PDF document text
- https://watfordfairtrade.org/app/webroot/img/files/libezimodafujil.pdfIn PDF document text
- http://xn--franzsischebulldoggen-lec.eu/userfiles/file/14215434292.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/1613ce28749023---nasozada.pdfIn PDF document text
- http://jinsonmetal.com/Upload/file/30868863827.pdfIn PDF document text
- https://vcubusinesssolutions.com/userfiles/file/18965980850.pdfIn PDF document text
- http://elistaprezentow.pl/userfiles/file/26802065280.pdfIn PDF document text
- https://sledovani2.gpshlidac.cz/www/userfiles/files/81350408252.pdfIn PDF document text
- http://xboxheerlen.nl/userfiles/file/vapinukuwizirej.pdfIn PDF document text
- http://cautrucpalang.vn/webroot/img/files/48726219845.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/vnmuekj8qda324gciri9nbt6l2/29505897559.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_off0000b15f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB15F | 10916 bytes |
SHA-256: c9b3d965447e110c0a4a97e295130c4acec78df7f07f753241da001fcbf8b12b |
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font_01_sfnt_off0000ca3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA3E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e250.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE250 | 15920 bytes |
SHA-256: 3631a521a76a029876af8a720ce90cd8ba826cb3ad23b482c458c63e3b774aaa |
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