MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress upload directories and other disposable hosting. These links likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9753
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://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abd4459caff---91424156063.pdf
- https://zemiigori.com/uploads/file/kikefanixewev.pdf
- https://popa.com.br/wp-content/plugins/super-forms/uploads/php/files/0e6996f35a77fd252d8b0fdbda1336f3/85775721965.pdf
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/160b4962b0b95a---17844722949.pdf
- http://specimport.by/files/files/porebadevunizuxak.pdf
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/1607016d889c43---nasemino.pdf
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f61f70ae21---96427412603.pdf
- http://bikipvuikhoedep.com/app/webroot/files/editor_upload/files/58239170467.pdf
- https://haysalon.com/public_html/userfiles/file/kozojode.pdf
- http://auburn-companies.com/userfiles/files/televirapapuwedob.pdf
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/6c9f026f3f2bfdc1b9592a117b8c98aa/35148338069.pdf
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/160c19206e6c3d---busanituribajosojonoku.pdf
- http://driver-jazda.pl/upload/file/67909719994.pdf
- https://napraforgohotel.hu/upload/file/rurofekozo.pdf
- http://sip7.online/wp-content/plugins/super-forms/uploads/php/files/a0b69442f9742707d9d87619fd65cf13/27721266608.pdf
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/c468450e2689d57137b36aa46652c73a/vemukedunozolisogisumi.pdf
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfa6fb717d7---47492256469.pdf
- https://www.helpfulhunks.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16083e4749f299---23493430388.pdf
- http://hum-lucknow.org/test/fckeditor/file/8189429958.pdf
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d4ff41578a---fisujilofegoluzo.pdf
- http://avandcie-automation.fr/ckfinder/userfiles/files/10538113195.pdf
- https://bursac.net/userfiles/file/28400581649.pdf
- http://banphimchuot.com/userfiles/file/73226350135.pdf
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/lm1080019ats2qpt4srjpslkn4/wesopanuzikajewatibexuf.pdf
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be0db036f23---35272426274.pdf
- http://phuocthuan.vn/images/pic/file/fiwananitomuta.pdf
- https://www.myosiaffiliate.com/199trust/img/file/tolegapemapedovok.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=scp+witch+doctor
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- 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_off0000c79e.binbdf5e18f0413b64b88d19a5440fd763fa9187167f6dd0175d1693b9a3207d68c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC79E | 10160 bytes |
font_01_sfnt_off0000de83.bin41cb4b57754c64e67a3123fefb8a60b305ac75077f8d080cf9e7adc45310acd7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE83 | 16312 bytes |
font_02_sfnt_off000108dc.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108DC | 16792 bytes |
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