MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous compromised WordPress sites and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is heavily obfuscated and appears to be non-readable content, further supporting the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://doitsolutions.co/wp-content/plugins/super-forms/uploads/php/files/7d5b9d7e6c5bb485c456ed4f8c6a650d/gemokifobojoruvubadogese.pdf
- https://radmangroup-ye.com/rgfiles/file/57695909504.pdf
- http://studiofapas.it/userfiles/files/34828596716.pdf
- https://tehnol.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609dd3ecececa---65409648611.pdf
- http://randoquad72.fr/userfiles/file/63638149595.pdf
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd6d5254ccb---wiliselakojerode.pdf
- http://saptpadi.com/files/file/kerupiwumejatozonirizir.pdf
- http://thedewakohchang.com/image/upload/File/8333948865.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/62a5eba23ffd755c94aa3b921a9e20df/41004188688.pdf
- https://www.bountyvacation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bcc2f59340f---13112422962.pdf
- http://elmiraclassiccountry.com/wp-content/plugins/super-forms/uploads/php/files/0o79f891dh2oupm8falmq45r27/49297653528.pdf
- https://retentionstudentexperience.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d36865a2330---fiwemuxezuxupegipedurixen.pdf
- http://mlight.cz/archiv/file/pomedoxabixemovujufo.pdf
- http://tavernadelsnoguers.com/wp-content/plugins/super-forms/uploads/php/files/a0e2f233bdd526229ef8548a30f54764/71914780551.pdf
- https://rjiminfra.com/wp-content/plugins/super-forms/uploads/php/files/5ab3b80cdcd69a5fd94442dcd401d2fd/binuwonosap.pdf
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/c4f52dilhpn32po8kduvtmn697/8794628616.pdf
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/6c6436d69929ca4ef79d7c0f9f88761b/xoxiga.pdf
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a46b18f1675---vojifejunegukagob.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=friends+of+the+library+bookstore
- 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_off0000d6e0.bin92472fcf77ab9f02135be3a93daf5d3e727ea0af7dce29d3878c63f848839472 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6E0 | 18460 bytes |
font_01_sfnt_off00010745.bin9460d4b55c29d114ac0587a9e3b0e7b750acc28903a2e464ef783e155668cddd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10745 | 10776 bytes |
font_02_sfnt_off00011ff5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FF5 | 16792 bytes |
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