MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised CMS upload directories and disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. While no scripts were explicitly extracted, the nature of the links and the PDF's structure strongly suggest it's part of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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://shop-cartuning.pl/userfiles/file/fudotupipipipa.pdf
- http://hertzlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/revige.pdf
- https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/36743a3b04402fae2791a1c630ff6b1e/56645991727.pdf
- http://yjccnc.com/upload/files/8607115973.pdf
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/od91ijkeocvrh222d4tb7lmjli/rirelerar.pdf
- http://krakow4you.pl/krakow/files/luturerapaxametebixaregax.pdf
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0425fea66e---6044565513.pdf
- http://www.norestim.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16085065569f57---komukoritexosirabikiwi.pdf
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/rb1r15048hu87cqf79nlp0ir46/89081684572.pdf
- https://www.vigo.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16086d14922b0d---jujow.pdf
- https://terravistahometeam.com/wp-content/plugins/super-forms/uploads/php/files/14be8090ac1db55f66621133af6a9299/1294675179.pdf
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/739c41f368784dae5ccd24cb35a0dc34/tifikud.pdf
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c5cbc4a0858---sadegodimekamoki.pdf
- http://boxerdapolenta.com/cmsimple/images/file/tizogekiwaruwexitawowim.pdf
- http://bfr-bialapodlaska.pl/userfiles/file/xuvudawulemowowegabe.pdf
- http://baggiez.net/userfiles/file/terefusabiji.pdf
- https://stgeorgedentalcare.in/ckfinder/userfiles/files/febulutaloxajedexoselakam.pdf
- http://sieuthihatgiong.vn/webroot/img/files/selulabutiguwikabig.pdf
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/8r170sfhoci578i8l5anavrlv4/23480579197.pdf
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/e2dirfgjb6fiji25ob63feid2n/welapabekuvuzowota.pdf
- https://robotics-institute.com/wp-content/plugins/super-forms/uploads/php/files/ag3n1t6qt4ij8a8vgcus81hqb5/buvufinasidedokigone.pdf
- http://palyavalaszto.hu/teszt/upload/file/25766393788.pdf
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/16089c4545c2ce---35854702588.pdf
- https://burstallconrad.com/editor_files/file/livadodamamiramopu.pdf
- https://stpeterscbs.ca/ckfinder/userfiles/files/bediruderedelawumabelowev.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=1+tbsp+flaxseed+meal+in+grams
- 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_off00015edf.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15EDF | 16792 bytes |
font_01_sfnt_off000176f6.bin3de73d6add3caac8a3222d57ca790713c50fa5db26426d030ff9afab4ed4a42e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x176F6 | 10920 bytes |
font_02_sfnt_off00018fcf.bin5a10762af3ec034fbfd08ad17d6a39c2cbed03d2653773cc0acf9e60226711f2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18FCF | 18400 bytes |
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