MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URLs, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users. The presence of embedded URLs and the PDF structure itself, combined with the high risk score, strongly suggests this PDF is part of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://wastran.ru/uplcv?utm_term=full+romantic+urdu+novels+pdf+free+download PDF link annotation
- http://luxmeterthai.com/ckfinder/userfiles/files/22898832698.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/16121a1073854b---gepojusi.pdfIn PDF document text
- http://nanoscopy.ru/uploads/files/7829486163.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075c60812d36---18338726654.pdfIn PDF document text
- https://dewalt-naradi.cz/media/upload/editor/file/dojijune.pdfIn PDF document text
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c9bb500e4cd---51145003927.pdfIn PDF document text
- https://tyeetomsfishing.com/userfiles/file/tofupurulazigezemobidebib.pdfIn PDF document text
- https://hoavily.com/uploads/files/gefasuloxixuk.pdfIn PDF document text
- http://mim2010.ru/userfiles/file/5657819630.pdfIn PDF document text
- https://callalilyvn.com/upload/files/5647247359.pdfIn PDF document text
- https://emergent-partners.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086acff9c6d1---kanelogarunimorerozizaxaf.pdfIn PDF document text
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/7689b5b88fb04290a241468848cdbd8f/20102475429.pdfIn PDF document text
- https://rffsev.ru/wp-content/plugins/super-forms/uploads/php/files/535c5f952eb24379c78cbe52348cee4a/25025473204.pdfIn PDF document text
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b1e4309c7fd---8606789855.pdfIn PDF document text
- http://noxsun.com/jingkelun/userfiles/files/20210706204617.pdfIn PDF document text
- https://gitteszoneklinik.dk/ckfinder/userfiles/files/14860691496.pdfIn PDF document text
- https://www.explosivo.gr/wp-content/plugins/super-forms/uploads/php/files/b8d03a019b7c37eb942e355614b97f78/83403823777.pdfIn PDF document text
- http://hotelbelleepoque.bg/userfiles/file/velisesibifate.pdfIn PDF document text
- https://fminterativa.net/cms/plugins/ckfinder/userfiles/files/1805432625.pdfIn PDF document text
- http://www.skup.it/wp-content/plugins/formcraft/file-upload/server/content/files/1606fe6611ba65---zegipijuboladivotanutakob.pdfIn PDF document text
- http://shmgec.com/Uploadfiles/files/febesuxuvufivebel.pdfIn PDF document text
- http://henzefashion.com/userfiles/file/pebevakizokeduvivoke.pdfIn PDF document text
- http://bocghebinhduong.com/media/ftp/file/1204374660.pdfIn PDF document text
- http://sh-ruiyangcpa.com/userfiles/file/2021-8///2021826125017066.pdfIn PDF document text
- http://sts-logistika.ru/wp-content/plugins/super-forms/uploads/php/files/517d16c864283143dde1d7593c1cc230/53382693434.pdfIn PDF document text
- https://europawindow.com/app/webroot/img/main_content/files/devixilokogipunotatufavib.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_off0000e6be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6BE | 20816 bytes |
SHA-256: 96ec9ff1138dc095f0bfbaea3313b27ba81b82cd809ea125ccbab4b535b55756 |
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font_01_sfnt_off00011b97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B97 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000133ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133AE | 11012 bytes |
SHA-256: 462693e4e24d958279f2a452883beb884a2fc93a6c515d91cf8ef9751c54df61 |
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