MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to external websites, many hosted on compromised WordPress installations, suggesting a link farm designed to redirect users to potentially malicious content. The presence of external URI heuristics and link farm indicators points towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://chcial.ru/uplcv?utm_term=vidmate+android+2018 PDF link annotation
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/d142a96246d8018fcd38cdb822c03800/belikinibelasizin.pdfIn PDF document text
- https://k2salight.com/wp-content/plugins/super-forms/uploads/php/files/61d96a77a31b5081d8932a4ee4631875/rexuzozaxeripixakavinox.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/201ee580dae8c0827ea0cf921af16f0e/gizobedugedonejenuxegon.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/3bac5c11190d7c54440ca3bed14fd744/fusolixenazofulerisarago.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/17a5a42e1e14e4f001dc8457eb0c5841/98608697388.pdfIn PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b90a79b9466---18475601962.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/7be5e76ab75d97a74c7911dac86142bd/81965322813.pdfIn PDF document text
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160b64138a284c---bowazax.pdfIn PDF document text
- http://goref.ru/files/file/senozibopexizejoxam.pdfIn PDF document text
- https://synersys.fr/contenu/file/wapukoruved.pdfIn PDF document text
- http://kaies.cn/upfiles/21060104485059848803nl6n.pdfIn PDF document text
- https://www.anandtirth.com/wp-content/plugins/super-forms/uploads/php/files/usafg2jrq94qo5sg8s6ak2i5b1/gizepawijewisinafeperon.pdfIn PDF document text
- https://qualitymattressfactory.com/admin/userfiles/file/fosotogixodekirubadi.pdfIn PDF document text
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a887579deb4---fexuzitonejexikaw.pdfIn PDF document text
- https://precisionautoandac.com/wp-content/plugins/super-forms/uploads/php/files/eaf8e0d173694e40514481fcf8ca5f11/xekevowedezagene.pdfIn PDF document text
- https://valserve.in/web/k/main_admin/ckfinder/userfiles/files/nekixinejijatagavorewoz.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000105ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105AB | 5248 bytes |
SHA-256: 2e235576de0a831bf570ab7fe0e671b39b25c24a7a27dc0e4066c51acd592b92 |
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font_01_sfnt_off00011769.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11769 | 10696 bytes |
SHA-256: 6bd0180fdecfaecee092785c89686eddba4ca11ee6396180ee63b782d6ebee47 |
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