MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as a phishing trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous links, many pointing to compromised websites or disposable hosting, suggesting it functions as a link farm to direct users to malicious content. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://lebo1977.com/clients/7/7f/7f96701a3ad848a090446b6ea7dc17b1/File/sekunilovaz.pdf In PDF document text
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/160c5fe717ceb6---jaxomojawagowifi.pdfIn PDF document text
- http://fullcolorspandoeken.nl/userfiles/file/88596454561.pdfIn PDF document text
- http://www.circoloaletrium.it/wp-content/plugins/formcraft/file-upload/server/content/files/16090c1238bee6---jobewonumotuzelal.pdfIn PDF document text
- http://sylvianapoles.com/clients/e/e6/e63d90d46a840f0b3195f531cec11f6e/File/vetijokeduk.pdfIn PDF document text
- https://www.brightfieldbusinesshub.co.uk/wp-content/plugins/super-forms/uploads/php/files/2hs0sh1488v5l2daokt6d5gbmd/80118562009.pdfIn PDF document text
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098f5bdbc5f3---worugalopamir.pdfIn PDF document text
- http://stefanourso.com/public/userfiles/file/sibavajurojozasukufora.pdfIn PDF document text
- https://bandotrading.com/uploads/file/vewixeworabuza.pdfIn PDF document text
- http://clair-environnement.eu/catalogue_dynamique/file/xodewelogiziremid.pdfIn PDF document text
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160758cb49df9c---nexanud.pdfIn PDF document text
- http://mgtuae.com/uploads/file/87389155956.pdfIn PDF document text
- https://jooli.ru/ckfinder/userfiles/files/josujafuwizelojopixu.pdfIn PDF document text
- https://pankalconstructora.com/wp-content/plugins/formcraft/file-upload/server/content/files/160772360a789b---zalakofuxopovemovemaxutad.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094887a5f1bd---zutobukosegodujelelozive.pdfIn PDF document text
- http://ashioke.com/images/library/File/37248819574.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/5fdc1333ad99c0ddeecb53bebe287b4e/19673462476.pdfIn PDF document text
- https://digireg.li/upload/birivijililetizetuloda.pdfIn PDF document text
- https://daluxerealty.com/wp-content/plugins/super-forms/uploads/php/files/41k23ccbj7vnih6cj3r6q8luo0/38001062646.pdfIn PDF document text
- https://monarchwinemerchants.com/wp-content/plugins/super-forms/uploads/php/files/306c9589a13dc64a27686af739f244c4/lomasufegoxi.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a60f440bcd3---daduvaxekikifunego.pdfIn PDF document text
- https://naucharts.com/ckfinder/userfiles/files/dimavegokoriworidojus.pdfIn PDF document text
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c35e5be0f40---lefukobovirobibu.pdfIn PDF document text
- http://timatey.kz/wp-content/plugins/super-forms/uploads/php/files/5lgb5e4lju14a0a91667h4d585/41147606799.pdfIn PDF document text
- https://suma.ca/upload/editor/file/75885437547.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=records+management+thesis+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_off0000e7e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7E5 | 18680 bytes |
SHA-256: 764ea98765bd9ab1013c5299b0865c5a18c93568cc3e041e8a5ce8e04aa74c72 |
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font_01_sfnt_off0001185c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1185C | 11068 bytes |
SHA-256: ad8c5ea776db2dba180dfaa9e6441eaa111d09c763a4cbf2c0b45e35f5593f8b |
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font_02_sfnt_off000131c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131C2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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