MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous URLs pointing to compromised CMS uploads and disposable hosting, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lead users to malicious content or further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://afayl.com/userfiles/file/13575214568.pdf
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160759b391d21e---25734900708.pdf
- http://stroisvias.ru/userfiles/file/nogasoguwamekudokokiwe.pdf
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086dc0446d04---wabebobofu.pdf
- https://prolocolidodisavio.org/ckfinder/userfiles/files/dajerawolew.pdf
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0a0508f54d---zosogiwazi.pdf
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/d6720rn2suulc5d591nkj2ue92/29826070238.pdf
- http://messtores.ca/fck_user_files/file/23632140723.pdf
- https://www.verimevzabavu.sk/ckfinder/userfiles/files/20131824354.pdf
- http://sushikyototogo.com/uploads/files/45196092335.pdf
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/91ab3db30b62aaa79adadb2342af3fe0/figafirotenofowugawa.pdf
- http://kythuatviet.vn/uploads/userfiles/file/guzonirepu.pdf
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/ad1ddba3d8552ad1f7824b7e4357d20b/fajivefenirude.pdf
- https://fortlauderdale-carservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be86e970b69---30579140372.pdf
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1609a089474a80---70682439900.pdf
- http://canoeing.by/pics/files/80491713202.pdf
- https://www.cir.cloud/wp-content/plugins/formcraft/file-upload/server/content/files/16077d6e8569e5---tepoxegofinuvos.pdf
- http://xpressup.com/userfiles/file/31909830621.pdf
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/160b053c775bbc---lulumetavunebegov.pdf
- http://blissrenewbeauty.com/newerac2c/userfiles/file/1539616150.pdf
- http://savvyais.com/userfiles/file/xiwonununakisosasefodogum.pdf
- http://cargo3030.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160d19b5932049---zibexa.pdf
- http://bestpokeya.com/uploads/files/12770207330.pdf
- https://www.northwoodmedical.ca/wp-content/plugins/super-forms/uploads/php/files/baf1ked29rp1ihbepn6g7ceng0/25341888354.pdf
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607481c645a07---bukarizanikitesewasafem.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=how+to+play+pubg+for+the+first+time
- 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_off0000fada.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFADA | 16792 bytes |
font_01_sfnt_off000112f1.bin2d8dab9ba011f5d2ec12fbf4b86daec35de911e4693153740d536ce8a896cc37 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112F1 | 11132 bytes |
font_02_sfnt_off00012cc6.bind208b006f63b7bd2396b75530a492b82a0d5c7ec5ec4c4d18746714f32967038 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CC6 | 16564 bytes |
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