MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links, many pointing to compromised WordPress sites and other disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://pritchardreunion.com/clients/81409/File/24872512558.pdf
- https://binarbaidservices.com/public_html/userfiles/file/65291815205.pdf
- http://advicetao.eu/pictures/file/97382978608.pdf
- http://audiomaster.se/wp-content/plugins/formcraft/file-upload/server/content/files/1608c66fd366ed---gelurogozukulozof.pdf
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/3fcf20a9bc415ad0dc1ce3ae62706748/sabalex.pdf
- http://fairway.cc/images/blog//file/166967751.pdf
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607b03af19890---25705468762.pdf
- https://bellevuecommunityfoodbank.org/wp-content/plugins/super-forms/uploads/php/files/74259df4fdc32ad0010359e1198305d3/gilawa.pdf
- http://veterinariogiardinelli.it/userfiles/files/fufox.pdf
- https://machnhaduong.com/images/uploads/files/50178186541.pdf
- https://auto-rujo.com/images-editor/file/jivodasi.pdf
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f62392fd3f---47966310705.pdf
- https://www.icslights.com/wp-content/plugins/super-forms/uploads/php/files/65819e1203bb0822a65b2ae79ead3292/42880900128.pdf
- http://zafirkort.com/uploads/files/babinoxuwapixefugaxib.pdf
- http://t-eamplus.de/web/editor/files/vemeberewefurapuzun.pdf
- http://toyteepee.com/uploadfiles/file/210514043019228729e8b9wh.pdf
- https://mystruggle.uk/indigo/ckfinder/userfiles/files/sejonirawozovirob.pdf
- http://fxmeat.com/upload/file/9646a9dfd24811f72e21a183169a1d8b.pdf
- https://desertflying.club/wp-content/plugins/formcraft/file-upload/server/content/files/1607d6e9c599bb---vasisilu.pdf
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/1607c798d97ec5---70211875639.pdf
- https://belloverde.net/emailer/file/lakojowonujuma.pdf
- http://whs1963.com/clients/7/75/758a827d59fb1c2827eec60421ffdc22/File/19802705025.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=plantilla+de+cuadro+sinoptico+para+power+point
- 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_off0000d4fb.binf978381ec8c199d9fe8c099857b11a7b2197eea0fe7df6c2d582ee1bc9b3f8f5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4FB | 17764 bytes |
font_01_sfnt_off00010223.bin25d4c3c10a0f0ed4423eed9326bb488ad57d8fae1eefcf0f2d736096d35a8916 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10223 | 10692 bytes |
font_02_sfnt_off00011ace.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11ACE | 16792 bytes |
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