MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm directing to multiple URLs, many of which are hosted on compromised CMS platforms. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to phish or deliver a secondary payload. The document's structure and embedded URLs suggest it's designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9913
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://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/3a8ce77ee2d3a0e53e1abeea693aa66d/mugikoborire.pdf In PDF document text
- http://accessibilite-salle-eau.com/ckfinder/userfiles/files/75037724148.pdfIn PDF document text
- http://kokocurry.gm/userfiles/file/bixiz.pdfIn PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160cffab1e5dcc---zukabom.pdfIn PDF document text
- https://www.mnspineandsport.com/wp-content/plugins/super-forms/uploads/php/files/93a66ede7f7c9766f5dd7af618f7e8da/95479504961.pdfIn PDF document text
- http://ptaki.info/imgekoprojekty/files/bagexekuravoronu.pdfIn PDF document text
- https://tfnd.org/wp-content/plugins/super-forms/uploads/php/files/fe680604cbe8d1189204013597b2d052/22516522251.pdfIn PDF document text
- http://aisef.org/uploads/userfiles/file/file/12349392895.pdfIn PDF document text
- https://abe-rdc.com/userfiles/file/wojuxomazuwilore.pdfIn PDF document text
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/ec5e43147edeb8ecc8de76e7dc7d8abc/12550552671.pdfIn PDF document text
- https://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1609d206e154e4---fawew.pdfIn PDF document text
- http://caacoding.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a8cf1c87cfb---refiderubukogirimiguta.pdfIn PDF document text
- https://rajakeempat.com/contents//files/ziteno.pdfIn PDF document text
- https://ambientltg.com/wp-content/plugins/super-forms/uploads/php/files/49868231560561d7e442128cc9411b9c/52638091523.pdfIn PDF document text
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/4b764e65993b26ff6a2e652fff5d3274/jeberav.pdfIn PDF document text
- https://daiichigroup.net/uploads/news_file/pineza.pdfIn PDF document text
- http://ankurgroups.com/userfiles/file/saxogixepomudog.pdfIn PDF document text
- https://sanruouvang.net/images/uploaded/file/soratunegubimonodij.pdfIn PDF document text
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f39ce177e6---72436126084.pdfIn PDF document text
- https://dutchfansitenetwork.nl/ckfinder/userfiles/files/34486885451.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/6f98040c3f9615f59c6fcabf8af5f92d/tetuvalipon.pdfIn PDF document text
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607747b7e4dc3---78255849062.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1609cee94aa4e9---61223665981.pdfIn PDF document text
- http://cricalliance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0d257af173---33828514819.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/2vglgo6tdnd3bp35ggv8qvbamo/mixupitenolazimuzewoduze.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=thesis+on+financial+management+pdfPDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000200ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x200EF | 10932 bytes |
SHA-256: aa48bfbf9b289b290be2ed8bc27d2ed5c3c2dd67d309ad3052d44e5998b08436 |
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font_01_sfnt_off000219e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x219E7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000231f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x231F9 | 17968 bytes |
SHA-256: 59a584be092b646c9f9e57fa03b623e2731e3f0472dd97a963b9f5926aa38c4a |
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