MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs that point to various websites, many of which appear to be compromised or disposable hosting. Heuristics indicate a 'link farm' pattern, suggesting the document's primary purpose is to redirect users to potentially malicious sites. The ML classifier and ClamAV detection strongly support a malicious classification, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://pistant.ru/uplcv?utm_term=elephone+p8000+android+7 PDF link annotation
- http://www.tecnotrefg.it/wp-content/plugins/formcraft/file-upload/server/content/files/161341e6dc8e8b---golarixokerunulokutopaf.pdfIn PDF document text
- https://littleedupark.com/ckfinder/userfiles/files/85662669653.pdfIn PDF document text
- http://grandviewgroupresort.com/upload/files/74326442617.pdfIn PDF document text
- https://xn--interpeas-r6a.es/upload/files/4851726955.pdfIn PDF document text
- http://candybeauty.vn/upload/files/xowiwevikefe.pdfIn PDF document text
- https://bankubezpieczen.pl/userfiles/file/tenedapibo.pdfIn PDF document text
- https://weborder.cloud/userfiles/file///24981469581.pdfIn PDF document text
- http://veiligheidsslot.nl/ckfinder/userfiles/files/potirew.pdfIn PDF document text
- http://hotdeals24x7.com/ci/userfiles/files/10598704795.pdfIn PDF document text
- http://pbpharm.com/upload/files/74703531769.pdfIn PDF document text
- https://mumegram.com/userfiles/file/96393238229.pdfIn PDF document text
- https://bankubezpieczen.pl/userfiles/file/nogafowubefazasuri.pdfIn PDF document text
- http://nattukoottam.com/userfiles/file/80478820941.pdfIn PDF document text
- http://www.mariabeckmann.com/fotos/uploads/files/bomin.pdfIn PDF document text
- https://livermore.com/wysiwygfiles/file/13001005508.pdfIn PDF document text
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/16132cdf3887f7---96532098603.pdfIn PDF document text
- http://f1-rennsimulatoren.de/userfiles/file/98772242678.pdfIn PDF document text
- https://gestcargo.com/uploadfiles/file/balurixesepolajazap.pdfIn PDF document text
- http://potlista.com/file/files/27200206128.pdfIn PDF document text
- http://kondicionery-shodnya.ru/upload_picture/file/84318567503.pdfIn PDF document text
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613abeea6b533---75090968350.pdfIn PDF document text
- https://mytalk7.com/_UploadFile/Images/file/27279225826.pdfIn 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://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_off0000dba7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBA7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f3be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3BE | 10588 bytes |
SHA-256: 36a7ce640f6090fa9bd813367c411aaf595e601365b45941ec393aeecb8ad787 |
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font_02_sfnt_off00010bc4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BC4 | 18808 bytes |
SHA-256: 25fd59fd8b866715cd4ed1460efb89af07a46354832a51f4c61e6caa9b34c042 |
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