MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links to external websites, several of which are hosted on compromised CMS platforms or disposable hosting, suggesting a link farm or phishing lure. The PDF structure and embedded links are consistent with attempts to redirect users to malicious sites for further exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://a2designbg.com/userfiles/file/17121258082.pdf In PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160b18ec80b08e---tefifuruxotolapiludosode.pdfIn PDF document text
- https://kit-veron.my/ckfinder/userfiles/files/32862303370.pdfIn PDF document text
- http://noahsmarinesurveyors.ca/userfiles/file/vezurubanesuxajidem.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/ba64f408f93eddbba8a0e27b79fd5766/pesaronepigimisinizibu.pdfIn PDF document text
- https://betenrealestate.com/sites/default/files/file/65239290563.pdfIn PDF document text
- https://pasarantogeldua.com/contents//files/22226014100.pdfIn PDF document text
- http://naturallabs.de/userfiles/file/49810945596.pdfIn PDF document text
- http://www.zywawiara.pl/pliki/55826784984.pdfIn PDF document text
- http://churchliferesources.org/wp-content/plugins/formcraft/file-upload/server/content/files/160abeff812bea---fekijedetosal.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/16089ea3ca1538---93957691412.pdfIn PDF document text
- http://euro520.net/userfiles/file/1623106187323269347.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ce466106cd---kobuzoturefaxox.pdfIn PDF document text
- https://dakhoathienhoa.net/images/files/91108303750.pdfIn PDF document text
- http://patp1ryb.ru/media/file/2336600996.pdfIn PDF document text
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/q2uqnnkfruamgtkmuab2pu819a/jememavawamovub.pdfIn PDF document text
- http://zs-oilfieldequip.ru/d/files/xudepex.pdfIn PDF document text
- https://aulacvn.com/upload/fck/file/rumuvuzuxemuviz.pdfIn PDF document text
- https://zohopin.com/calisma2/files/uploads/5955483782.pdfIn PDF document text
- http://triatlonbizuterie.cz/sites/default/files/file/lixuvatipikewanukunow.pdfIn PDF document text
- http://yasairamenbar.com/uploads/files/pakeletotemu.pdfIn PDF document text
- https://www.bakkersvlaanderen.be/resources/plugins/ckfinder/userfiles/0/files/39687685956.pdfIn PDF document text
- https://bomnuocebara.com/quangbasanpham/app/webroot/upload/image/files/fipabesurepeminisapizuv.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=grid+paper+pdf+metricPDF 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_off0000b7c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7C0 | 10380 bytes |
SHA-256: ad3cdd1322ef570d676f4033d65be0974dc03545b28c9dcb115a03f42582b92d |
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font_01_sfnt_off0000cf47.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF47 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e759.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE759 | 15284 bytes |
SHA-256: 2794ef685a8ef463bc24670f99a552b317a826871ff32407f30e04f5d04156c0 |
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