MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories and other disposable hosting. These links likely lead to phishing pages or further malware downloads, consistent with a spearphishing attachment attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/35oahtuij2njhthv2dp3bshlc8/garagezakape.pdf
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607d19eba8665---pogeguzugoxibitigu.pdf
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/0so598158jp2tqsnidpmbkfig3/16362121395.pdf
- https://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/onb2qdj9gmr13vpcvl1m595469/fajuvagakiwozaguzabivogob.pdf
- http://www.expertnutritionadvisor.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d3da371349---katavu.pdf
- https://affordans.com/ckfinder/userfiles/files/4548326438.pdf
- https://ifacemount.com/wp-content/plugins/super-forms/uploads/php/files/e6c8t5dqh5q0aqr3amcdarnbl6/49067780516.pdf
- https://1sis.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c11af1669d0---bewupotawewego.pdf
- https://thesaddlebank.com/wp-content/plugins/super-forms/uploads/php/files/or2tunkncbrhu853kcmttuf1b5/fojekuzonixazor.pdf
- http://hykylalumni.org/userfiles/91212841015.pdf
- http://shmountaineering.co.uk/wp-content/plugins/super-forms/uploads/php/files/8cr982tu67svrcnbaa84fbjpi0/56799504163.pdf
- https://paloaltospeakerseries.com/wp-content/plugins/super-forms/uploads/php/files/03357e3b4a0de93ca8d7e6b36889464d/98065665917.pdf
- https://allcreaturesinc.com/files/files/lutuxelin.pdf
- https://aartipalette.com/userfiles/file/65286434909.pdf
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16075647ddc750---mabire.pdf
- http://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/8806445e42ce6d0297159ce3ae4d5ec9/62329674896.pdf
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/ddc9c1c7a05cce89de6dad9a98e1edc3/xobelapulutexi.pdf
- http://4reality.cz/userfiles/files/3917154877.pdf
- http://samrayburnclassof1980reunion.com/clients/873185/File/3441868045.pdf
- https://iringmalaysia.com/ckfinder/userfiles/files/87525402592.pdf
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a217c468a03---riwavefoxefoju.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=claiming+head+of+household+vs+single
- 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_off0000ee02.bin466c3ef046855fb604ab866167b0e325b28d651d48c018d5146e400685540055 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE02 | 10800 bytes |
font_01_sfnt_off0001067d.bin8d0f8f2ba8ac850f6a289743eae29656ed22805a6d4fb18088727becc7c38790 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1067D | 16204 bytes |
font_02_sfnt_off00013064.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13064 | 16792 bytes |
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