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 pointing to various domains, many of which are hosted on compromised WordPress sites or 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 0.9948
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://farmaciafici.com/userfiles/files/mufasakek.pdf
- https://www.eziblank.com/wp-content/plugins/super-forms/uploads/php/files/m0gqo7vu3pgt4jba2bkq7sea13/tisofenowusugato.pdf
- https://monarchwinemerchants.com/wp-content/plugins/super-forms/uploads/php/files/961e42794939295b482677fa0ca5811b/4940918387.pdf
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/3pd87q2kpl4ffmu0a7e8piusp1/vapitugizukapu.pdf
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/ujqvu8oai40e1p684g6a68tau4/29682803857.pdf
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160838e71c5e49---roxivebawojilaboseteg.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/16350e5c9c1516f56fbe9e67941213f8/wowobikaboxiguru.pdf
- https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080f19ecb10f---79793141096.pdf
- http://lhs60to70.com/clients/3/32/32806278e47d7e4d905c37b1d6ebf04a/File/39760195259.pdf
- https://www.treehousecare.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607b0ed83f84a---18741612164.pdf
- http://shipagents.nl/uploadfiles/file/bosedenidalubupobesij.pdf
- http://amirafouad.com/uploaded_files/file/10697500405.pdf
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/qg1g0t8l06486o2c2ulragutb0/50977673887.pdf
- http://dynamic1984.com/user_file/file/81039233187.pdf
- http://ondrejkocar.cz/img/file/95677137761.pdf
- http://cnpair.com/userfiles/file/lulaxofezowix.pdf
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/b98bb5dbfebb6e53d70f949c001b8e89/pugigewibuka.pdf
- https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/86f280aa5c3f2a1801809cafc4fc408e/94997223470.pdf
- https://dreamscapes.ca/dream_scapes/userfiles/files/notekalopurizujul.pdf
- https://amadesafar.ir/basefile/amadesafarir/files/sotogu.pdf
- https://expeditions-travel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080fb2f9c0c2---niniko.pdf
- https://www.jscorporation.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/1609f35c673f97---pifovonofanakiguw.pdf
- https://fokusmedia.com/images/uploads/95298882441.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=ark+commands+to+spawn+dinos
- 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_off0000f57f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF57F | 16792 bytes |
font_01_sfnt_off00010d91.bin827b336d5744692971ec8aef5899ac6b80f2bdffb91180b2fa5a9cfcb4ad5a19 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D91 | 17004 bytes |
font_02_sfnt_off000139b9.binb0f289b0c823f0e61787c2a2e43cc5b19ab500f55f09d3be93e2d60500d314f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139B9 | 10656 bytes |
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