MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a link farm with numerous URLs pointing to compromised WordPress upload directories, suggesting it's designed to host or distribute further malicious content. The presence of external URIs and a link farm structure points towards a phishing or malware distribution scheme.
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 http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606d3ed3b1bed---77959754086.pdf
- http://lapenya.cat/imgjovesnaves/file/budokomikul.pdf
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a431be64819---58650458780.pdf
- https://tamtam.com.ua/wp-content/plugins/super-forms/uploads/php/files/dc238691656e3002e9f0c2b34ef1f947/24704515331.pdf
- http://sintellect.ru/Repository/file/20223954263.pdf
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160bdbcf11405a---9954111834.pdf
- http://blog.crowdly.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fcfb1d7eb0---vilakifebimis.pdf
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609b5322a1a5d---sezikuvovunuvavaxu.pdf
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd1941cac12---mivefezoduxibimar.pdf
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aff5e9ca21a---23405666930.pdf
- http://www.supercarrentalsofmiami.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070824237e2a---gogemitimugipijinixu.pdf
- https://seataclightingalaska.com/wp-content/plugins/super-forms/uploads/php/files/23324011a96f9692d87ab4ad9f6fbf8d/vilofidalutovurexenumu.pdf
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/1609a9cc10c205---forozukoturibek.pdf
- https://realestateconnect.us/wp-content/plugins/super-forms/uploads/php/files/1aml2kd445akdj5dmjl3gfkr13/nasatofexuborukazun.pdf
- https://rosycaffe.com/file/8271323771.pdf
- http://thuduchouse.vn/pics/file/sivetogifaluxa.pdf
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f48d07451c---kabefukejigilemexulopi.pdf
- https://alakharia.com/public_html/userfiles/file/bujutupividusev.pdf
- http://www.veronicaneal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1606f1727d2d3d---nisezowovajiru.pdf
- https://expresstestingatl.com/wp-content/plugins/super-forms/uploads/php/files/b40267d3c2c424088c3ec73eeff1932c/tobutalotipomiri.pdf
- https://bnbcostaverde.it/userfiles/file/sopokakerixop.pdf
- https://finestblogger.de/wp-content/plugins/super-forms/uploads/php/files/orila064he5rgdq1tc151iq7op/79627009713.pdf
- https://www.sanier.pl/wp-content/plugins/super-forms/uploads/php/files/eu35si1s4lggvp2tnmead9m1v8/8008854139.pdf
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607bece4527bf---85244772979.pdf
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4cdb452091---39713879376.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=we+are+protected+by+god
- 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_off0000f458.bin50138a9ad6b035d78db3c565e3becdaa9759e82c0bf57bb0fb3e2ea332e15b2e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF458 | 10528 bytes |
font_01_sfnt_off00010c05.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C05 | 16792 bytes |
font_02_sfnt_off00012417.bin88e04d6630a94213a069f808732325498c8326c91b016e07ec5ad05f073f8edc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12417 | 18412 bytes |
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