MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and ML classifiers indicated a high probability of maliciousness. It contains a link farm pointing to multiple compromised WordPress upload directories, suggesting an attempt to disguise malicious redirects. While no scripts were explicitly extracted, the structure and URL patterns are indicative of a phishing or redirection campaign.
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://thetitangroup.ca/wp-content/plugins/super-forms/uploads/php/files/49ee598968b69e043bcd8f0c315b828c/getepuravumafenapuv.pdf
- https://argumentua.com/i/file/5867784776.pdf
- http://szentdorottyapatika.hu/files/28409433295.pdf
- http://stepsforstarlight.org/clients/c/c6/c668404594a1c08d975ab50c7bec58f6/File/zumifefosoxexefeleruwuvap.pdf
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/160be76c11b737---zurinotanexej.pdf
- https://primewestelectrical.com/wp-content/plugins/super-forms/uploads/php/files/01dedd09e791a3ac387abd06e102e149/wisuwebogopazizopemefan.pdf
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/elg1pk79bcqm9nemlsksp2c01h/mologeg.pdf
- https://grahampropertytax.com/wp-content/plugins/super-forms/uploads/php/files/0c55fb6fa5abe35ec1f491d5f1cd424a/84334446939.pdf
- http://hanhthien.net/uploads/file/23151264502.pdf
- https://mrmusicfoundation.org/wp-content/plugins/super-forms/uploads/php/files/ngljkeatkmnpramvpvmvgu5c7s/69650827939.pdf
- http://55thocscompany.com/clients/62662/File/91746620727.pdf
- http://miamiwars.pl/wp-content/plugins/super-forms/uploads/php/files/f9b94d74a4e1996e670b7d12a7ac4f8f/71243694979.pdf
- https://www.schroedersales.com/wp-content/plugins/super-forms/uploads/php/files/8f55f9d8c3d8af2f3c8c256e38185c59/xoporusu.pdf
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fa633d0dfa---japapojililuvurunabiniru.pdf
- https://primeodontorj.com/wp-content/plugins/super-forms/uploads/php/files/3dae1ab49d3853db53b31a4a62a3b43c/42323870054.pdf
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/a75a3a4220dd75835a9a2710485ab613/36208698136.pdf
- http://apexnepaltravel.com/userfiles/file/gadusikawezu.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/1d7742f0665587211049290df995d158/wefajavonesurerira.pdf
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/8ff83298d7ab94ed8be9ad72f4590003/gekavufadibedu.pdf
- http://geodez.com/pliki/file/77395915280.pdf
- https://hr-serdahel.hu/images/file/16720880721.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=causey%27s+auto+parts
- 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_off0000e5d2.binf67f1a5657aa809b7e9d735355671e9882b9eb2f7b6f4d47254661810445f3f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5D2 | 10280 bytes |
font_01_sfnt_off0000fd3a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD3A | 16792 bytes |
font_02_sfnt_off0001154c.bin0544ed41faa3896924fe61a1413775a9cceaabc7f81e4e42cd4be32dd3f64200 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1154C | 16472 bytes |
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