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 for 'Pdf.Phishing.Trojan'. It contains numerous external URLs, many pointing to compromised CMS upload directories, suggesting it functions as a link farm to distribute phishing content or malware. The ML classifier also returned a high probability of maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://irlanc.ru/uplcv?utm_term=pinch+meaning+in+bengali
- https://www.escon.it/wp-content/plugins/super-forms/uploads/php/files/aa4b6acd114b6e8c815262e4e403b62e/72735891316.pdf
- https://martybermanassociates.com/wp-content/plugins/super-forms/uploads/php/files/78a004afbb1f5439a2b95b077b936207/sexesubofabutovuziradop.pdf
- http://sakaryakasaplarodasi.org/userfiles/file/24036046690.pdf
- https://kisikana.hr/userfiles/file/11804584721.pdf
- http://vieclamquantri.net/upload/files/nusapuzuvafapolesov.pdf
- https://www.deuba.info/wp-content/plugins/super-forms/uploads/php/files/kqht17e61j1cihnb6s2v9put4c/xodak.pdf
- http://zs-oilfieldequip.ru/d/files/mavovirajuvi.pdf
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acb479b4b5c---wabuga.pdf
- http://www.pianoszimmermann.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c2739920927---26205882962.pdf
- http://elm3rad.com/file/29649058352.pdf
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/vq932h94um1gb12ka6vr914eob/49769458056.pdf
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609411538b6db---61756151806.pdf
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/he0v0k5053v0ah25todpt4lbl4/mokilewewilox.pdf
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/cruo823cf9varcod1k3u5snp9l/46268557260.pdf
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1b69eea5bb---dikonanodezegu.pdf
- https://zweiund40.com/wp-content/plugins/super-forms/uploads/php/files/0mk01op5h8l6ko9h1nh27il898/39552347691.pdf
- https://ilc.ua/wp-content/plugins/super-forms/uploads/php/files/7a582i3ingg5444lstv8eaa5v5/bubazawexonerajakesaf.pdf
- https://argekaucuk.com/nbg/upload/files/76935989190.pdf
- https://www.qlsny.com/wp-content/plugins/super-forms/uploads/php/files/35d09e64f38ca525db21f089b0dd2381/nosabagajefiwafix.pdf
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b51776bb8b6---85061541731.pdf
- https://sunarchegypt.com/userfiles/file/timefesukudasizenovedo.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_off0000c866.bin8a62e25df4734d8ce231fc9633efbbffc6d269f449801eb502288385e4266ced |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC866 | 17048 bytes |
font_01_sfnt_off0000f4b1.bin78fee38ce75228f1721ab0781c0915871275e1843fa61ee7f5d423df92e16759 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4B1 | 10332 bytes |
font_02_sfnt_off00010baf.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BAF | 16792 bytes |
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