MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains numerous links to compromised WordPress sites, suggesting it's designed to lead users to malicious content or downloads. The presence of multiple external URIs and a link farm structure points towards an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9848
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://drafthe.ru/uplcv?utm_term=pet+names+for+guy+best+friend
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160807313a25e7---85008717956.pdf
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c02c284d2b3---bijukajowos.pdf
- http://megalabsrl.it/userfiles/files/85545181918.pdf
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d4b06d2e887---91859949392.pdf
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1607a7536953e0---5544082527.pdf
- http://dobre-jaja.com/Upload/file/87265177263.pdf
- http://daiichihr.com/uploads/news_file/12113900255.pdf
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fc40618833---sarobodakilatajalubigi.pdf
- http://xn--o79av69abka850ab6c.com/upload/file/202105280003378968.pdf
- https://foodvellythailand.com/upload/files/98441164167.pdf
- http://brixtontaxi.com/survey/userfiles/files/26675124632.pdf
- https://12tiga.com/contents//files/90958725305.pdf
- https://arvikabc.com/images/uploadedimages/file/11244419058.pdf
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/rfmvr0chjbs7bit53iia6sil56/dafuvizuv.pdf
- http://drapikowski.pl/uploaded/fck_files/file/3992675412.pdf
- https://f1com.ge/wp-content/plugins/super-forms/uploads/php/files/216331dd1e587908b8905e280f3d5155/vapoxu.pdf
- https://luxurytravel-show.com/wp-content/plugins/super-forms/uploads/php/files/5b82c02157562f21f7489500cc06bddc/17956461881.pdf
- https://www.straightmyteeth.eu/wp-content/plugins/super-forms/uploads/php/files/a08713478a9b0a41c32cddddcc97bc14/tuvevaduvazukeke.pdf
- https://roeveragri.ac.in/wp-content/plugins/super-forms/uploads/php/files/c8201f337bb364d33ec5a6d8f070b8b2/serup.pdf
- https://olivierdaulte.com/ckfinder/userfiles/files/89077173858.pdf
- http://bradhelferlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xofavidijugeroj.pdf
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/0f7f0f4905f336387d14fa4cca10d567/ferevedevanuwevutoxovobup.pdf
- http://pivotal-technologies.com/userfiles/file/72461187881.pdf
- https://grupo-bahia-real-estate.com/ckfinder/userfiles/files/97947551958.pdf
- https://www.jscorporation.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/1609466416c37b---piremuponitimewotefujo.pdf
- https://camelcarpet.org/d/files/72647674190.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_off0000f07f.bindf8860dc07fd5d1d03d66f91a8137749ba404704f9486938555c6eef167bcb2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF07F | 16828 bytes |
font_01_sfnt_off00011bd0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BD0 | 16792 bytes |
font_02_sfnt_off000133e7.bin8c5dfa1e3fa8bf03c2d0d74f6b2d8d6d113c0aa84d8b1f5107dd29fbf4305a80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133E7 | 11008 bytes |
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