MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
T1059.007 JavaScript
The PDF contains a large number of links to various websites, many of which appear to be compromised or disposable hosting, suggesting a link farm designed to lure victims. The presence of a security bypass instruction further indicates malicious intent. While no scripts were explicitly extracted, the structure and heuristics point towards a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9784
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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Security software disable instruction high SE_SECURITY_BYPASSDocument instructs the user to disable antivirus or security software — unusual for ordinary documents and high-risk in an unsolicited file
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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://nd-58.ru/wp-content/plugins/super-forms/uploads/php/files/270fb888d2b56aa582aa63813ea4b0eb/43543870977.pdf
- http://alituncer.com/userfiles/file/35483497799.pdf
- http://eperon-kochersberg.com/img_db/xijuta.pdf
- https://smilaxlabs.com/userfiles/files/kebabawat.pdf
- https://ludifrance.fr/userfiles/file/99581441976.pdf
- https://edmaker.site/wp-content/plugins/super-forms/uploads/php/files/bbaaa951e280decb374d39bb36cb19bb/94210056765.pdf
- http://agendatourvietnam.com/hinhanh/file/18512776441.pdf
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160770e9e342fd---22173935180.pdf
- https://swimproject.eu/wp-content/plugins/super-forms/uploads/php/files/a8ec385a25ddcbf135295e508ec0d0de/41334962631.pdf
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/f7im8r0gt3rr2o8d86aem93ehe/61410365496.pdf
- http://urduhadith.org/survey/userfiles/files/dunorunorijosigijatu.pdf
- https://istanbulbalbir.com/upload/ckfinder/files/kuxoguzixitekiludu.pdf
- https://anthonygillant.com/userfiles/file/nixigekavafumikezixora.pdf
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/16076f5d7d3fdf---mizox.pdf
- http://ellerbeefamilyreunion.com/clients/874543/File/31287757031.pdf
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/16094b024814ca---saromudafoxegodudeleru.pdf
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/956noc2dvef1630lnpcl1rh224/72344814988.pdf
- http://www.infranetltd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1ff2e27c4c---dufavifamiv.pdf
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5978313982---dotebipoduw.pdf
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b40860e6c09---pipesudiropanivoniniwi.pdf
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083dc22d74bc---xilivonupekanibuwobem.pdf
- https://kaxtongroup.com/home5/maxconne/public_html/kaxtongroup/assets/images/newspostimages/files/11287743914.pdf
- http://dgjst.com/upfile/file/sutijaw.pdf
- http://beautifulmoda.com/userfiles/files/fulenitufupo.pdf
- https://noukos.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16088a9814dbb9---vikafukibonibuzomijutego.pdf
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a6485cede51---xugusi.pdf
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16086e35fa3c3d---mamifasozefeposixovego.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=senior+software+engineer+interview+questions+and+answers
- 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_off0001197d.bin05cffb731b6c2cd1366529c913f9595d5eaa0d0b61573abc55e00a224421112a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1197D | 17980 bytes |
font_01_sfnt_off0001485c.bin5907e173cfe97ce2bd9b7c206cc71144261fcaa2a5a9a0fe026832e43c4eed62 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1485C | 10956 bytes |
font_02_sfnt_off0001617a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1617A | 16792 bytes |
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