MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm pointing to multiple compromised WordPress sites, designed to trick users into downloading malicious files. The heuristic firings indicate a link farm on disposable hosting and a compromised CMS upload, strongly suggesting a phishing or malware distribution lure. The ML classifier and ClamAV detection further confirm the malicious nature of the PDF.
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://laborke.ru/uplcv?utm_term=mega+emerald+x+and+y+gba+download PDF link annotation
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/11115df5855b7fe2913cc8b006a3f3bb/30498602717.pdfIn PDF document text
- https://inlandautorepairmurrietaca.com/wp-content/plugins/super-forms/uploads/php/files/f43a3abee2bb182c210ccdcb1a9b97a5/1152426967.pdfIn PDF document text
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609804747b489---lezelixemariwefoduliwobun.pdfIn PDF document text
- https://reinigungsfee007.de/wp-content/plugins/super-forms/uploads/php/files/h1eujmeooq4vvveeca66p8jcve/29784741979.pdfIn PDF document text
- http://www.deep2001.com/images/library/File/jekufu.pdfIn PDF document text
- https://steklo-shik.ru/userfiles/file/161542324.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1608cfe6bb3424---jetibesusiwetunija.pdfIn PDF document text
- http://www.everhouse.lt/wp-content/plugins/formcraft/file-upload/server/content/files/160c0d353d8f1e---33011447561.pdfIn PDF document text
- http://staresecurity.com/userfiles/file/lumeveguxo.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a24a2b9160e---sujubajikob.pdfIn PDF document text
- http://abwjefferson.com/uploads/files/lakivononajuladomek.pdfIn PDF document text
- http://www.empresasdelimpeza.info/wp-content/plugins/formcraft/file-upload/server/content/files/160b77737a6fef---vosixejutoba.pdfIn PDF document text
- https://cor.org.ar/wp-content/plugins/super-forms/uploads/php/files/123flkjomp03d2u8i3dpmud5aa/gajaxujek.pdfIn PDF document text
- https://tecnibat.net/uploads/archivos/9802966384.pdfIn PDF document text
- https://menu2uplus.com/images/file/tamizafogozuzuwowamipek.pdfIn PDF document text
- http://alexlunacoach.com/img/editor/file/pimiwa.pdfIn PDF document text
- http://iwish-cosmetics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609061a1d81f4---29843373777.pdfIn PDF document text
- https://ols.lighting/wp-content/plugins/super-forms/uploads/php/files/386d5f8ccd5e0542bfc6f52ab5e2586c/foxapilatuv.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_off0000b863.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB863 | 5376 bytes |
SHA-256: f5d2da62244e52e104459ffd4e2dee94ba97e30c8364055954b8c46853e99955 |
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font_01_sfnt_off0000cab9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAB9 | 10976 bytes |
SHA-256: 9c4d1f13ecb5154e380df3d36f3bfc7d0039119b65bd092d3620c62cdcf5f0b2 |
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