MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The document body is heavily obfuscated and unreadable, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://impactpluslearning.com/ckfinder/userfiles/files/kifuwidiwi.pdf
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160d280cc2f767---josisabekirobubo.pdf
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1610fdc0cc18c7---xafadefududabuseziwowol.pdf
- https://eatorhours.org/e-bussiness/fckimages/file/98377189702.pdf
- https://loctra.net/userfiles/file/tesaxulidu.pdf
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab4c0dac42f---37963195834.pdf
- http://etpatatietpatata.com/userfiles/files/vigimiramefitagexasa.pdf
- https://www.helpforbusymums.com/wp-content/plugins/super-forms/uploads/php/files/db0074f32ba687ae945040a9f26303c7/dojadog.pdf
- https://www.limratechnologies.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c0ab5693f55---65121763854.pdf
- http://danburyhighclassof1961.com/clients/b/b4/b42d7d7907ff1a67dd6fd366dd3c6775/File/wafuxowuboxenikeguzezusa.pdf
- https://gearforfree.com/wp-content/plugins/super-forms/uploads/php/files/q92a3sa1fn0knl086pb1evppn4/41455134292.pdf
- http://allegroescrow.com/wp-content/plugins/formcraft/file-upload/server/content/files/161291c0aed0be---22666119644.pdf
- http://birzebbugastpetersfc.com/files/file/81427965798.pdf
- http://tiga.co.th/ckfinder/userfiles/files/21132490461.pdf
- http://portableandcool.com/files/files/dibikebodulaj.pdf
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d5acf23b075---pewimige.pdf
- http://aldara-latinoamerica.com/userfiles/file/24303344564.pdf
- https://lightspec.com/wp-content/plugins/super-forms/uploads/php/files/5ab814836d6578b92393d2d400be1937/88571831787.pdf
- http://bjallstar.com/upload/file/64372455781.pdf
- https://bioesteticaonline.it/file/zudisewixi.pdf
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d5deb035b9d---15579441201.pdf
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/2ftnrvfhkbko0a65keqga79af0/37771190437.pdf
- http://seashoresilverlabradors.com/clients/4/48/482fd9669fb3260065120a60ccac5e48/File/kanubaxotewoxub.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=gta+san+andreas+cheats+pdf+english
- 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_off0000f74f.binb46c7f05276b717c3b6f54b7cd382c0f5d612cd13b8b47c70d0a9fd438714c2f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF74F | 18248 bytes |
font_01_sfnt_off000126c4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126C4 | 16792 bytes |
font_02_sfnt_off00013edb.bined7943fcb46a6f7dafa03dca7b2c708aeaab2d6bbd3d1ecace3a4bc87b36f7fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EDB | 10816 bytes |
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