MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised CMS upload storage and disposable hosting, indicating a link farm designed to redirect users to malicious content. No scripts were extracted, and the document body was unreadable, but the heuristic findings strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://mkting.com.co/wp-content/plugins/super-forms/uploads/php/files/4256cd888442e0ad2a964da76f7a1bfe/xujenikogunixi.pdf
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608553db13712---19711381460.pdf
- https://bookatowncar.com/userfiles/file/79668592077.pdf
- https://www.alapan.org/fckimages/file/gagoxufefigafaba.pdf
- https://latework.cz/soubory/sadefexerujexadume.pdf
- https://karinbentum.nl/uploads/file/lixonazozapivuwezonap.pdf
- http://hzbmsj.net/images/upload/File/lafexewas.pdf
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c66778a3744---36074288543.pdf
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080e0a2bb75d---56582395080.pdf
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bcb026a2914---nikubiv.pdf
- http://pphu-joanna.pl/fckpliki/file/nipazulaxavenipinu.pdf
- https://tigercabinetry.com/wp-content/plugins/super-forms/uploads/php/files/4455606d8c1c777383e39345016abd2b/59945800985.pdf
- https://habibitours.com/ckfinder/userfiles/files/20498851358.pdf
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607451fd82cc1---madupidagopomalamofo.pdf
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16089137672f53---47457097391.pdf
- http://barcabianca.eu/upload/file/80715188949.pdf
- https://www.corridar.com/wp-content/plugins/super-forms/uploads/php/files/48akjeeo0t19ulft2npkf33ne7/nesinopag.pdf
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d907bba99d1---17052589087.pdf
- http://slp70.com/clients/873855/File/parezozoxepotowu.pdf
- https://prokoncept.hu/admin/blogfck/image/file/66451024857.pdf
- https://sport-jicin.cz/dokumenty/52028773818.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=did+you+mean
- 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_off0000bd1c.bin188ed82ff203331c544e80a9d10194055e9f14813183d7b0e063018b6cb01e21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD1C | 10212 bytes |
font_01_sfnt_off0000d3ed.bin54f714fc76b873bfb8fced709b1685ce6ce64e2b2bc7dce6cfc767c433627619 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3ED | 16128 bytes |
font_02_sfnt_off0000fd10.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD10 | 16792 bytes |
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