MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of maliciousness. The document contains numerous links, many pointing to compromised WordPress sites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links indicates an attempt to distribute malware or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://engineeredrepinc.com/wp-content/plugins/super-forms/uploads/php/files/6cf043513ede184a5c4c7452e998e3fa/gaxuvedukaburotagejopufeb.pdf
- https://cruiseship.cruises/wp-content/plugins/super-forms/uploads/php/files/0ecg21vnu53n1dcc3405jat58p/lizolipozu.pdf
- http://apexhealthnutrition.com/newerac2c/userfiles/file/narasowexat.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a789282526---kezefaxuzajazukap.pdf
- http://bhs-class1957.com/clients/35434/File/45043520400.pdf
- http://maybomchuachay24h.com/Images_upload/files/jimadewujometaruja.pdf
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5ae80b0d12---zikugepagaxawi.pdf
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160b5cfde4aeba---69285350479.pdf
- https://securityguardsupply.org/php/uploads/file/zipefagapevovekekexu.pdf
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160882821b5640---kiwik.pdf
- https://ms02bet.com/contents//files/66685154521.pdf
- https://nestaerospace.com/uploads/file/95732769245.pdf
- https://wodepcb.cn/uploadfiles/files/lepujanamat.pdf
- http://geoodwierty.pl/files/file/girafakituleraso.pdf
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607846cc458df---kuvuduzakanatozedujadawin.pdf
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a61834e41a7---luwijanomemug.pdf
- https://isosklo.cz/uploads/gezozoxiduma.pdf
- http://gistys.com/userfiles/file/29682906985.pdf
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607917abbc64f---25426788014.pdf
- http://scan3dsaigon.com/upload/files/85908844621.pdf
- https://jackyrouxmethode.com/userfiles/file/33857128321.pdf
- http://www.almansori-ye.com/almansorifiles/files/3256052589.pdf
- http://shuimotongyuan.com/userfiles/file/18268487518.pdf
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/665eb35d6d35e16683f06459f865bcae/sonanusomubu.pdf
- http://czdashan.cn/uploadfile/file/2021070812093773499.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=eddy+current+brake+project+report
- 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_off0000ebbf.binff339e3e0ad22eb69852a1d52a023832935394c1c0fe7737581d6e4336513170 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBBF | 16620 bytes |
font_01_sfnt_off000116f5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116F5 | 16792 bytes |
font_02_sfnt_off00012f0c.bina6713546a5f64fe3d7251e23c4bdcf4873c652e7b541f7598061da4300473e90 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F0C | 10760 bytes |
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