MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous embedded URLs pointing to compromised CMS upload directories and disposable hosting. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://nordicaluminium.ru/userfiles/file/61350471651.pdf
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/160726aa8cd0d9---78332939443.pdf
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/kv9k0k9dnjugghl0m5m21uutbo/rikabojutijejinawajufu.pdf
- https://hacunamatata.ru/wp-content/plugins/super-forms/uploads/php/files/61cd0a2c2595dbeade3527a15b7a3515/95937977276.pdf
- https://capitaleny.com/wp-content/plugins/super-forms/uploads/php/files/d55eef99ec2369dd93750902953ed907/kazalezizerezi.pdf
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c412b6d25f2---28281080308.pdf
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/9tghnj6fvs39ao8fk43houta3k/20357617915.pdf
- http://vivaibonomo.it/userfiles/files/33535271158.pdf
- https://jotelek.hu/files/file/jolevupupubazejudonunimaj.pdf
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16071a50e54682---11828477974.pdf
- https://prsnashville.com/wp-content/plugins/super-forms/uploads/php/files/2b163d490ca568a4d34d1f08eae2a156/regubewijobotakepupe.pdf
- https://kuzeyilac.com/resimler/files/gufabol.pdf
- https://thetitangroup.ca/wp-content/plugins/super-forms/uploads/php/files/a6c1eedc8c9467ec6fc0a74a283079d1/defoxibi.pdf
- https://canadianrelocation.net/wp-content/plugins/formcraft/file-upload/server/content/files/160857032cb853---74906448344.pdf
- http://allprintusa.com/admin/images/file/25971157449.pdf
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/160819a105b9be---85888618102.pdf
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/1607c6ab6f2712---kekikekebilesirefexo.pdf
- http://phenix-security.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16090664a5ad41---43521361419.pdf
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608a761bc2a59---pavududujetasixidagelev.pdf
- https://fajndoktor.cz/images/file/files/takuvugojokibulelugu.pdf
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/dd68ffd2af02749045244f76d98e3a21/lujawedeniwifiwaduk.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=how+to+reduce+tummy+naturally
- 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_off0000f652.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF652 | 16792 bytes |
font_01_sfnt_off00010e64.binc4d8b5f36fb3be99c9170813066375266bf50a7bf2982431ac559c9d4ae75394 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E64 | 16776 bytes |
font_02_sfnt_off00013a22.binc76cd2d7aea5e11731d74debc1bc0d05329ee99bcc78d09c75b28cb895e1adda |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A22 | 10564 bytes |
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