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 or disposable hosting sites, indicative of a link farm. Heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggest this is a lure to redirect users to malicious content. The ClamAV detection and ML classifier further support its malicious nature, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/unp999unhds8cvj7je1tuddvan/22244855830.pdf
- https://bor-diing.com/upload/files/16331466466.pdf
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c2682544953---wawatiwujupejipuluj.pdf
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/160806844c7105---51216680874.pdf
- http://doks-films.com/pcms/content/file/kazexaxujugawobimak.pdf
- http://uat.ideadunes.com/projects/ideadunes-portfolio-site/wp-content/plugins/formcraft/file-upload/server/content/files/160706288eadd9---favevanebelobetemuziwu.pdf
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/161134589da8fc---53189380559.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/2dbed7381247dab169e71c3dce29ba16/59061171085.pdf
- https://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160806e271a25a---xokunana.pdf
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160779fad9b40c---ladevobolowaxirajajufa.pdf
- https://ludifrance.fr/userfiles/file/85142714860.pdf
- https://burlingame.com/wysiwygfiles/file/31587422344.pdf
- http://namlongprojects.com/images/uploads/files/kininovirubuxofule.pdf
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607673e87f2e7---lewipegivubavebafabegig.pdf
- https://edoxmarketing.com/wp-content/plugins/super-forms/uploads/php/files/q9lhddqurft6eue8jfh3c77ctc/96177745414.pdf
- http://woods-china.cn/ci2/userfiles/files/20210716235438.pdf
- http://indel.sk/userfiles/file/temalamasulijer.pdf
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/4e4a18513b55e20426e051671812d66e/88679508499.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=python+pillow+save+pdf
- 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_off0000e27c.bined0f499af43c3b5e26216eb6a340c3fc7b474e838ae0145231babf4a40e65c84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE27C | 19988 bytes |
font_01_sfnt_off0001167d.bin721a42d59296c127bfdd84345159d2cf1905801421ab1c3f863f4f1327ae9bed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1167D | 10764 bytes |
font_02_sfnt_off00012f4d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F4D | 16792 bytes |
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