MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded JavaScript and multiple URLs pointing to compromised WordPress sites, indicating an attempt to redirect users to malicious content. The heuristic 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggests these links are part of a malicious infrastructure designed to host or distribute further payloads. The ML classifier and ClamAV detection further support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/16084bdb47124b---tukavokapafubudazufo.pdf
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160c3e5cfdbfd1---60857821072.pdf
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/9db80367eee9487af2f46573b94c2846/kujojizutap.pdf
- http://matrixuniverzum.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160b08798179be---25408774008.pdf
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/82f98d3a9d8435feefee3c3c25cc319b/letotekewamebu.pdf
- https://churchosonline.com/wp-content/plugins/super-forms/uploads/php/files/3af0264d10cec302a9bf9515d0aea8fe/36774097005.pdf
- http://nassagroup.org/app/webroot/js/ckfinder/userfiles/files/falexokolax.pdf
- http://perfekttorun.pl/pliki/ratokozonojetewomepe.pdf
- https://criteriacambio.com.br/wp-content/plugins/super-forms/uploads/php/files/a222hj2q2d1p197r1ejid0ov03/40942295522.pdf
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16079af2958e54---xitasesiverefetotuwelu.pdf
- http://birnagarcollege.in/userfiles/file/fipugopolutozafexe.pdf
- https://ktmcollege.org/public_html/userfiles/file/namozeripotofu.pdf
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b6813d98cac---11438017224.pdf
- http://strahovka66.ru/userfiles/file/20303827972.pdf
- http://autoscuolavalerio.it/userfiles/files/77114702495.pdf
- http://elmiraclassiccountry.com/wp-content/plugins/super-forms/uploads/php/files/mg1lrvi3t8cvsprcv33k444b80/30572765986.pdf
- http://emurus.jp/userfiles/file/85817877137.pdf
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a4974818750---tumoseweza.pdf
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e2f8264e0a---tijamuwuvoruwoxov.pdf
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2c78245c55---37074523643.pdf
- https://rtvpuls.com/ckfinder/userfiles/files/23146136720.pdf
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/1609b0900d4548---67861731633.pdf
- http://a-kamen.com/userfiles/file/11736474376.pdf
- https://www.eziblank.com/wp-content/plugins/super-forms/uploads/php/files/efqae2rsdugkc7kai9cs11t2t6/wesufubut.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=do+you+have+to+have+two+guinea+pigs
- 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_off0000ece1.bin6a8236c50d28c715c536bc131a7cfba018136d0680dae24efca23ae61d12dcde |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECE1 | 16824 bytes |
font_01_sfnt_off000118ce.bindf49836eb4f5dab1a78c387566a49192467d1b67a46fa6df50ea23273b4b52c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118CE | 10752 bytes |
font_02_sfnt_off0001319e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1319E | 16792 bytes |
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