MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains numerous links pointing to compromised WordPress upload directories and disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of embedded URLs and the nature of the heuristics strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9726
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://crewmak.ru/uplcv?utm_term=pray+that+god+will+send+laborers
- https://gz-topstar.com/wp-content/plugins/super-forms/uploads/php/files/ded2efa7e08828bb4c1d12cf7e9eb945/55771407307.pdf
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/2746b53e57bce83e9024739660275317/84220172909.pdf
- https://vnsteeldetailing.com/UserFiles/files/79092586853.pdf
- http://on-video.com/movies/movie_data/file/86030539501.pdf
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/16090d75c4be5f---taxedat.pdf
- https://ladychief.com/wp-content/plugins/super-forms/uploads/php/files/b2b0b00f981236cca2b087aefad37c7f/28511568965.pdf
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/coha5ilaaptscvvrareulkdue6/71907760666.pdf
- https://metroguards.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160ad6212cb4ec---lalogiwak.pdf
- https://commonwealthsportsawards.com/userfiles/file/22672652342.pdf
- https://mbzl-pro.xyz/web/img/podborky/files/97297477876.pdf
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f3ec6160d9---bosubisar.pdf
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/9u5bsjbqtpvot0tndbeo63i3c4/gudesagolivifug.pdf
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160759a36daa11---47897490415.pdf
- https://adiwirawanbali.com/wp-content/plugins/super-forms/uploads/php/files/ffd89a996bd8663f3fff5271d43b5141/74344306353.pdf
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/aa9d4uk78b08haid1ba82ll3r4/98449765926.pdf
- http://akademia-jedenastka.pl/zdjecia/fck/file/10915471583.pdf
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606f49790696c---zimisukuwopije.pdf
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/rn2egejgfemee2v69j2gk34l53/sajazi.pdf
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099aa25a2929---61364279335.pdf
- http://maidnheaven.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e999eceb94---gotebipeputopo.pdf
- http://www.gaviprintpack.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b284cb97020---4984136984.pdf
- http://fine-cottage.ru/userfiles/file/losakosijelajuxuloji.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/bf0d0580a40daf1fff71d83efe5b7908/13316577914.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000250f8.binde9bdb1c938107460dad968a4923af0efba0aefc066d6405e47e2584baf3741a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x250F8 | 10868 bytes |
font_01_sfnt_off000269de.bin757f60583c8afa53aaf0a359db8d01f9c2c0df1ed20441ac6c0be5ef1f9a9c82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x269DE | 16496 bytes |
font_02_sfnt_off000280e8.bindf07e435e707448643c0e541cc14896139c725ea16b129faa136cd296e7298f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x280E8 | 31276 bytes |
font_03_sfnt_off0002c307.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2C307 | 16792 bytes |
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