MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many pointing to compromised websites 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.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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 https://ketchas.ru/uplcv?utm_term=timber+ceiling+joist+span+tables
- http://zetrade.cz/userfiles/file/kokorulaj.pdf
- http://www.alfainstal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16090d6a4c70ef---xatogulaseregubuwodurok.pdf
- http://adamlegal.com/userfiles/file/mijufanazisudurikeju.pdf
- https://qualitycountscleaning.com/wp-content/plugins/super-forms/uploads/php/files/4986aea69246f7137f8be7a4c7de89cc/89476621231.pdf
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e3de49e7df9---virebuvifizimebokabow.pdf
- https://cakenepal.com/userfiles/file/9522032383.pdf
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a3bd789907---5027229706.pdf
- http://www.danvillern.com/wp-content/plugins/super-forms/uploads/php/files/kkg3od4jp1pkko3ifschdi1i31/88081206710.pdf
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/dcn20h2otn0at8s33lu35rlr57/22169421443.pdf
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c10f858b10---14936467486.pdf
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16072045033cc5---75594242125.pdf
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/1608a4ea309da0---fuzew.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/81a9767d6d2391e1907e973c8f7fbd36/51272214784.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/160a28b7210cbf---zugobugakixotodubikapinir.pdf
- https://designclarf.it/file/libadagojejopemewa.pdf
- http://dansensvenner.dk/imagesfile///zetetatawamubaguperizalo.pdf
- http://churchontherockuk.org/home/churchontherock1/public_html/userfiles/files/gufunanewuzigewagabimono.pdf
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/c9e63b8fc8cfec1dfe789c86ccd8dba2/bipif.pdf
- http://vnationwide.com/userfiles/files/sogerido.pdf
- https://realimpacto.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b29a2ab92e9---62457750601.pdf
- https://ecoinkworld.com/wp-content/plugins/super-forms/uploads/php/files/49494bd9e68194aa08d976e7609f6592/zunovo.pdf
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/oh00054kos0tbl14b54m0sa18b/70810120843.pdf
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607dffc930566---36386370383.pdf
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160e4d2013ee6c---pumanuzofon.pdf
- http://ondrejkocar.cz/img/file/55222829033.pdf
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607282948f13f---tudoduxif.pdf
- 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.bindd53e48068d69770fb7dcf89614fbc35e5a4ccc801e9a20a59740d4ac5e73b76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D91 | 17104 bytes |
font_02_sfnt_off00013a60.bin2df9f2f6cf8b0bf128992c6c69790cc319f2086ed8c0ab6065bd1075a2478658 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A60 | 10952 bytes |
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