MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by multiple heuristics as malicious, including a ML classifier and ClamAV, indicating it is likely a phishing or malware distribution lure. Several URLs extracted from the document point to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users to malicious content. No scripts were extracted from this sample, limiting the analysis of its direct execution behavior.
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://studioindelicato.com/userfiles/files/mejipifagatinirorefujoda.pdf
- http://studioprogettoarchitettura.eu/userfiles/files/sufevibesega.pdf
- https://tucarrorentacar.co/ckfinder/userfiles/files/15547874826.pdf
- http://bhavalaya.org/ckfinder/userfiles/files/52616005308.pdf
- http://optimumnieruchomosci.pl/uploads/userfiles/files/tizilajakovafupiw.pdf
- https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1614393adf193f---nuwinolebifuganokuxike.pdf
- http://morard-mcf.fr/data/Files/xezozozakuwexati.pdf
- http://bielwod.com/userfiles/file/wolijuvopoguxupaf.pdf
- https://svetplus.com/userfiles/files/niwikexapi.pdf
- http://boki.hu/editor_up/25818251572.pdf
- http://promocode.lu/userfiles/files/zezub.pdf
- http://bienbao.org/uploads/files/malepesiwonuredumulinefu.pdf
- http://eske.hu/wp-content/plugins/formcraft/file-upload/server/content/files/16149f8255c528---2919451802.pdf
- http://skncn.com/u/files/vafofipijogamoboma.pdf
- https://himalayanwanderer.com/himalayan/userfiles/files/91287707204.pdf
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/s183jpeasb2r1laur93jedh2ok/fufejurovezumoxawutubugiw.pdf
- https://hr-serdahel.hu/images/file/47131480941.pdf
- https://petek.biz/resimler/files/13892460908.pdf
- http://ehomeforeclosure.org/images/file/54103921771.pdf
- http://www.yevres.fr/ckfinder/userfiles/files/52731750023.pdf
- https://delcinfo.ru/img/files/files/xatelawaromuwalemikevo.pdf
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/5f5dbb2d1ca7a2fc8c90c7a3dc6590a0/forajidakagozejuwu.pdf
- http://autofox.lt/ckfinder/userfiles/files/63872948735.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=coc+th+14+mod+apk+download
- 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_off0000af56.bin4e180c501f2d0a095abcc2b1e176854b7e7f8f65ab65b4bd0ef1b6a9a70816b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF56 | 16844 bytes |
font_01_sfnt_off0000da8c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA8C | 16792 bytes |
font_02_sfnt_off0000f2a3.bin99d13fcfc773602a0d77ac643616e70caa48e54ba0e6416d58b70cd4ef198d6f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2A3 | 10624 bytes |
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