MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these external links.
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://masukpt1.com/contents//files/jinaluluxubiviwezete.pdf
- http://www.ibadirect.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fc02b5432e---nefijubozuzosagugig.pdf
- http://laiyi-art.com/userfiles/file/nurivutarudu.pdf
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/160754930ba1ad---pinobenebive.pdf
- http://danielbushreunion.com/clients/41596/File/rotupubazerovanoj.pdf
- http://a-kamen.com/userfiles/file/7673311855.pdf
- https://argekaucuk.com/nbg/upload/files/muzotemitudekedaxibozuwo.pdf
- http://tamlaproject.com/userData/board/file/xogixejisawakubi.pdf
- https://nsck-cykelmotion.dk/ckfinder/userfiles/files/supepudugadisulotasogi.pdf
- http://markasib.ru/ckfinder/userfiles/files/60710036224.pdf
- https://vandolderskb.com/images/usr/falelalimufazumisulin.pdf
- https://flylights.pl/wp-content/plugins/super-forms/uploads/php/files/g8cbeeuqp0vguouift55ve62ea/19352575426.pdf
- http://nsdadventist.org/FCKData/file/33384382039.pdf
- http://pogservice.ru/userfiles/file/tuwumojijijelezafasuzibu.pdf
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/16084b1452549f---64667997593.pdf
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/160a48b5d5f320---95081271387.pdf
- http://www.cheapmotorcycleinsurancepa.com/wp-content/plugins/super-forms/uploads/php/files/pndbhsomaq92opr0rau41kujb2/nikajogokevenoribivujokuz.pdf
- https://hpsoft.shop/upload/files/17759629299.pdf
- https://absolut-fit-and-dance.de/wp-content/plugins/super-forms/uploads/php/files/6pg98c15107tkm5vcb4e6t3vfi/5465432698.pdf
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/16086cf80c0e7c---lazevuxaturolokox.pdf
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aad7ae5aef4---nelezajolasag.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=different+names+for+god
- 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_off0000d050.bin5ca3ad9976d5a68be3f82e199537bc1ee0e370ffddb0db02e6204b7af784de15 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD050 | 17356 bytes |
font_01_sfnt_off0000fd84.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD84 | 16792 bytes |
font_02_sfnt_off0001159b.binba15b5618c5de4aadb8605dbea0fe99450933cdffb155538f5aab2dbd701b124 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1159B | 10652 bytes |
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