MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous external links, many pointing to compromised websites or disposable hosting, suggesting a phishing or malware distribution lure. The presence of PDF_URI and PDF_SEO_DISPOSABLE_LINK_FARM heuristics further supports this, indicating the PDF acts as a link farm to redirect users to potentially malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9820
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://smidgel.ru/uplcv?utm_term=hanuman+chalisa+in+bengali+pdf+file+download PDF link annotation
- https://panificioilcavaliere.it/userfiles/files/warononaxen.pdfIn PDF document text
- http://babamoleskine.com/files/file/36075872680.pdfIn PDF document text
- http://keletunderground.hu/images/uploaded_pics/file/74638491735.pdfIn PDF document text
- http://hdurmuslar.com/images_upload/files/86826453535.pdfIn PDF document text
- https://bunianco.com/other_files/File/mogekimadika.pdfIn PDF document text
- http://fuzoku-kyujin.jp/ckfinder/userfiles/files/91950971857.pdfIn PDF document text
- http://hurtmar.pl/Upload/file/22632350344.pdfIn PDF document text
- http://kaies.cn/upfiles/210901112525574328cgzter.pdfIn PDF document text
- https://acrgruppe.de/userfiles/file/gegejawubovetite.pdfIn PDF document text
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/60f914d8697dd6f441b77bf7b9acd76c/62440135540.pdfIn PDF document text
- http://sz-nuoyi.com/Upload/file/2021090818021111904.pdfIn PDF document text
- https://yesilkoyluleriz.biz/resimler/files/bumajovumokekatopevozi.pdfIn PDF document text
- https://ecableapp.com/FCKeditor/FCKimgUpload/file/37517378723.pdfIn PDF document text
- https://flylights.pl/wp-content/plugins/super-forms/uploads/php/files/6hups4dfv0fhuhigqpkflnhk29/kidajodajabidogomeve.pdfIn PDF document text
- http://studiocariola.com/userfiles/files/14508033316.pdfIn PDF document text
- http://abwalabamaave.com/uploads/files/kobozalememajoj.pdfIn PDF document text
- http://spalovnachemolak.sk/userfiles/file/75380946909.pdfIn PDF document text
- http://owop.challengersports.com/ckfinder/userfiles/files/namakevotuwokif.pdfIn PDF document text
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/1614514ee53c7a---patefezawaloxepanilanu.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/16140e1263cd0b---12290137387.pdfIn PDF document text
- https://panegovernance.com/ourprojects/chowki/UserFiles/file/tutazikijoximi.pdfIn PDF document text
- http://thietbimaugiao.vn/Images_upload/files/89570469991.pdfIn PDF document text
- https://renfrewareahealthvillage.ca/ckfinder/userfiles/files/1542348457.pdfIn PDF document text
- http://mehmetrasimmutlu.com/icerik/file/52045408743.pdfIn PDF document text
- https://threadworx.com/thread/admin/uploads/file/12276349988.pdfIn PDF document text
- http://modulobase.com/userfiles/file/20252677768.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_off00010453.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10453 | 20032 bytes |
SHA-256: d405481fe59a27bb9349f51d7a871845012fb92c7ad71dd0f2950b6f63409a49 |
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font_01_sfnt_off00013944.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13944 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001515b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1515B | 11188 bytes |
SHA-256: 4a96b6b7c3ebc9a4a68b7e03be8624e0ef1c2f171d8964defbfa7457be9fec23 |
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