MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF file contains a link farm pointing to multiple compromised websites, which in turn host other PDF files. This structure is indicative of a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or delivering a secondary payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/gba3enl95pg1ltohp2lejh1b95/kawefesufagaf.pdf In PDF document text
- https://pointswestliving.com/ckfinder/userfiles/files/95703823527.pdfIn PDF document text
- https://www.breastcancerfoundation.in/wp-content/plugins/super-forms/uploads/php/files/907ebe1ac4fcca247db1e96886a909eb/bitubofawiwo.pdfIn PDF document text
- http://szao-spb.ru/images/news/file/87837140069.pdfIn PDF document text
- https://medsplus.us/admin/images/file/82392700898.pdfIn PDF document text
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/160709e412a2fc---nozekig.pdfIn PDF document text
- http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c2ccbc8ffc---76712693579.pdfIn PDF document text
- http://www.srijonihealinghome.com/fckimages/file/75785277680.pdfIn PDF document text
- http://aeskulap24h.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607e3bb2efdcc---tozinidudedenew.pdfIn PDF document text
- https://sportsht.com/userfiles/file/24557168132.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a446f5e1e9c---90368890464.pdfIn PDF document text
- https://happycustomerservice.com/wp-content/plugins/super-forms/uploads/php/files/89b0cd808274d21a093effd0e8d978f3/likod.pdfIn PDF document text
- http://pratiklinik.com/img/userfiles/files/dejije.pdfIn PDF document text
- http://bungefamily.com/clients/5233/File/16494713232.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a984388e55a---xetusatitapizot.pdfIn PDF document text
- http://xn--vb0b83rba554gca.kr/page_data/file/20210514183030.pdfIn PDF document text
- http://anaminfo.com/attachfile/file/7130020670.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a31ccb2f105---fagisevenazunivotiragirik.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=chemical+methods+of+controlling+microbial+growthPDF 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_off0000e913.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE913 | 16996 bytes |
SHA-256: 82485d2162f4f30e4b225d6c3258d8e3cc9b8dfc6bed9ba3f7d37c865fac2477 |
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font_01_sfnt_off00011540.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11540 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012d57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D57 | 11180 bytes |
SHA-256: 648e18659bcefffecd5517c2c4ebe4f86fa8f063c27c49256c522769327cd5b6 |
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