MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, indicating a link farm. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggest this is not a legitimate document. The ML classifier and ClamAV detection further support its malicious nature, likely serving as a lure for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://theblare.com/image/upload/file/14486507059.pdf
- http://stluciachamber.org/uploadedImages/contentImg/file/68433600419.pdf
- http://stroyvodservice.ru/upload/File/41283308264.pdf
- http://theopenhouseclub.com/wp-content/plugins/super-forms/uploads/php/files/15cfe864dce17b83ac03c2dae3c05753/19170153554.pdf
- https://etravelbox.com/scgtest/team-explore/uploads/files/64017467459.pdf
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/161353b6bc4abc---12009535935.pdf
- http://dongtienlamnghiep.com/upload/file/jevobul.pdf
- http://fanti-fitness.pl/uploads/assets/file/57114344725.pdf
- http://brenna-ski.pl/userfiles/file/zidabajafijajurixutiw.pdf
- http://tw-sincere.com/upfiles/editor/files/82243812094.pdf
- http://x-site.by/upload/editor/files/nanawibigidenilijazeze.pdf
- https://gaziemirkentkonseyi.com/upload/files/27460361348.pdf
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/161385e0ca41c9---kujanuxovuraxovuvibagesa.pdf
- https://salvamontbihor.ro/app/webroot/files/userfiles/files/79997438501.pdf
- https://mogilew.ru/userfiles/file/19046747696.pdf
- http://www.gc-antey.ru/ckfinder/userfiles/files/nimijodanirixaxudeli.pdf
- https://gtnet-engine.com/ckfinder/userfiles/files/pofewet.pdf
- https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/dc3b39415dff22613075fb17ec177094/75417817610.pdf
- https://sua.vn/uploads/userfiles/file/vuvadexowi.pdf
- http://clevio.biz/fckUpload/file/jolugul.pdf
- https://travelone.ae/userfiles/files/14860415955.pdf
- https://karate2.cdmedia.pl/userfiles/file/62833260974.pdf
- http://interiorconsignments.com/media/file/puvosebumaxewetaxarekivef.pdf
- https://edinburghpools.com/contents/files/95571557005.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=convert+apk+to+source+code
- 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_off0000b3e1.binf1d6d1089e710743fd26b1053e950afa3531c61f694fbd964170a78e2eff1a8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB3E1 | 10660 bytes |
font_01_sfnt_off0000cc84.bin5764ad2da6583a3e6e9dd0df569fdaa6568083522298ddc2e50f3f6122e6a36b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC84 | 14736 bytes |
font_02_sfnt_off0000f102.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF102 | 16792 bytes |
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