MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://pensjonatagat.pl/userfiles/file/vujuwamazejodizofoz.pdf
- https://benqmusicworkshop.com/fupload/file/53284822143.pdf
- https://championsforchildren.org/wp-content/plugins/super-forms/uploads/php/files/e3692acbcf13e586ae834a1928134ac7/21725541873.pdf
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a653ea0a4a0---91675283795.pdf
- https://staffxrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/069b1afdae3ddd02d0a7ddc894c12dcd/50067180105.pdf
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/57b77809ad9113cb741118d726788b1c/53046294425.pdf
- http://english-life.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606ec73b452a3---88348854246.pdf
- https://www.tunnel.de/files/uploaded/file/lupun.pdf
- https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/7a487064c89766d881e06b3d9f9ff845/tutosunadezupaf.pdf
- http://teaandtiarasottawa.org/clients/e/e8/e8f54e69a7463df9fd0adff13cd8e90f/File/rizinunakiz.pdf
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/krcqpalfm2d6l9qtd0lhtntdp0/pezilogowemunudetigelul.pdf
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/16098774d3885a---73470456537.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/2d0f3485af8db4484659529a9594367c/47886397119.pdf
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/f7o45vm7l2lfkvlup6gfu2thf2/kiduvesitabimekajed.pdf
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/6be13da5ef08c0aaa8dfe30cd9bd1ef8/99623871233.pdf
- https://geneolock.com/locktactyuma/userfiles/file/75832968956.pdf
- http://praguetransfer.com/files/file/tetimititadeteturevifagu.pdf
- http://yuhongzg.com/d/files/lakuwidofewazabika.pdf
- https://www.emma-solutions.de/wp-content/plugins/formcraft/file-upload/server/content/files/16088160c4db08---24513891883.pdf
- https://digireg.it/upload/nesaxi.pdf
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a899a944853---81292186163.pdf
- http://anhuicrew.com/upload_fck/file/2021-4-30/20210430030158176607.pdf
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aec706476d0---27454662309.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=couldnt+be+better
- 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_off0000d63c.bin34bb1088c9b220c458a9f5ca03b64f5624fb1952c3193406d58e8da6650588e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD63C | 18544 bytes |
font_01_sfnt_off00010594.bin716a25b92ca253dc2ebf10b2102c0434c11eb95d1fb2022e161e555363d79f0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10594 | 10092 bytes |
font_02_sfnt_off00011c2e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C2E | 16792 bytes |
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