MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external links, many pointing to compromised WordPress upload directories or disposable hosting. This suggests the document is designed to act as a link farm, likely to redirect users to malicious sites for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9784
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://aaaexpressac.com/userfiles/file/7425413934.pdf
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/7mmo9kfok34ou8puuciigc1884/49273694295.pdf
- http://www.phsdcenter.com/temp/js/ckfinder/userfiles/files/sidomubadugar.pdf
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abb631eca04---kefutofazuxemikokut.pdf
- https://pointvirgule.ca/upload/editor/file/35567040939.pdf
- http://ty-universe.com/image/files/20210615_154306.pdf
- http://zelene-centrum.cz/webpagebuilder/ckfinder/userfiles/files/217721544.pdf
- https://www.tanyadantus.com/wp-content/plugins/super-forms/uploads/php/files/fe18f5a95773db4ed1eaef1f758f9005/20234735855.pdf
- http://domeinbeverdonk.be/assets/files/file/43001671693.pdf
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084d4216bb3c---19766557321.pdf
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/eb54a605bbcb6edccc5971906de2423a/41201042155.pdf
- https://www.limratechnologies.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609dae034ff54---sawegired.pdf
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/77c34ec955f32009ed837ff2b16139e6/98433038258.pdf
- http://china-miyaco.com/img/file/202166234953.pdf
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160998d7d5fa5d---dazer.pdf
- https://mm-podium.ro/userfiles/file/57768857279.pdf
- http://www.findvoters.com/userfiles/file/kegerijezim.pdf
- https://anpheatingandac.com/nbloom/fckuploads/file/63237676832.pdf
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/39aa1316dedb9d6943d9642587fb0d94/33111804537.pdf
- https://archcosmeticstudio.com.au/wp-content/plugins/super-forms/uploads/php/files/84eac22390148888dda762cf0b3da807/52669871645.pdf
- https://bodwellassociates.com/wp-content/plugins/super-forms/uploads/php/files/7d12934c5b0a559db5aa84ca55a86427/80247983258.pdf
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/5shm9h6o9326to7dgtnk75o39d/loteg.pdf
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/pd8r7jrucqqqcu4qb6ubsflmva/dumutujekebekowamukujabo.pdf
- http://kesifveotesi.com/files/46237609304.pdf
- https://www.pharmaright.ca/wp-content/plugins/super-forms/uploads/php/files/6bjosii7epdf3if823q79nrvs9/kewutiwiruwakifub.pdf
- http://bergfin.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607a644dd06a2---sunowu.pdf
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608320247ce37---ponipokefabudokusozixogir.pdf
- https://www.vedaaz.com/wp-content/plugins/super-forms/uploads/php/files/ce18fcdec8464e68fb4007f4e686b239/numotufelafesinexa.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=the+necklace+full+story
- 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_off0001255b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1255B | 16792 bytes |
font_01_sfnt_off00013d72.bin8a6bd45cc9a011f0460e341e79c1d2cd16628c545a88943f6abd9c477a5910a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D72 | 10608 bytes |
font_02_sfnt_off000155c0.bin4955ff023dd093dcebe13b91d39a8d6de7dbd70eae39fc5a09b72eda6db391c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x155C0 | 16292 bytes |
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