MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or disposable hosting, forming a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware delivery. The presence of a 'download' button lure further supports this, suggesting the user is prompted to click a link to download a payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613bcdaf52a35---forajizajoni.pdf In PDF document text
- http://coverybox.box8websites.com/ckfinder/userfiles/files/98524351888.pdfIn PDF document text
- https://studiecarriere.it/uploads/file/jopegilumolagidurosixejew.pdfIn PDF document text
- http://vcelari.naceradec.cz/includes/ckfinder/userfiles/files/wudopavezuzajanibaviter.pdfIn PDF document text
- http://89928386.com/uploads/files/202109040936301196.pdfIn PDF document text
- http://bartuceviri.com/userfiles/file/51623608724.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/kp4v1cp0dkniugdc55jim2lnl6/38216653694.pdfIn PDF document text
- http://www.galiantsolutions.com/emailimages/file/gudovuvukag.pdfIn PDF document text
- http://jjmcp.jp/userfiles/Image/file/82658914101.pdfIn PDF document text
- https://cualuoihoanmy.com/uploads/userfiles/file/tatoruresepewis.pdfIn PDF document text
- https://betamachinery.sa/other_files/File/65689713603.pdfIn PDF document text
- https://chmelo.hu/sites/default/files/file/42424630381.pdfIn PDF document text
- http://www.supair-lux.hu/ckfinder/userfiles/files/56690832362.pdfIn PDF document text
- http://irollee.com/userfiles/file/xavuvujofep.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e2cff3a568---zidogutim.pdfIn PDF document text
- http://nhuaduongnhapkhauaz.info/upload/files/88726542778.pdfIn PDF document text
- https://www.nbc.com.vn/ckfinder/userfiles/files/tezis.pdfIn PDF document text
- https://strechybenesov.cz/content/nonudoxodurejunis.pdfIn PDF document text
- http://cw-cut.com/uploads/file/71320780123.pdfIn PDF document text
- https://joepromenshealth.com/wp-content/plugins/super-forms/uploads/php/files/65883bc6369e553e7cfcfedd481120a7/11646171401.pdfIn PDF document text
- http://racecross.com/upload/edito_fckeditor/file/zevezetukiwiz.pdfIn PDF document text
- http://asfalon.com/__files/file/32806471067.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=maayavan+tamil+movie+downloadPDF 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_off0000dc6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC6A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f47c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF47C | 17792 bytes |
SHA-256: 9b89324edb84fd5341d2498855812ceafcfaacc883d95190328ab9128f9d9666 |
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font_02_sfnt_off000121f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121F3 | 10400 bytes |
SHA-256: 86263fc603153aac9202f13b384c3daff47a48d542fc0bc8b0b4d03ba7671866 |
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