MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised WordPress sites and disposable hosting domains, suggesting an attempt to distribute malicious content or engage in phishing. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a deliberate effort to create a network of links for potentially malicious purposes.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://ctsgroups.asia/images/file/45907697180.pdf In PDF document text
- https://pvcmikser.com/upload/files/30794714683.pdfIn PDF document text
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/ef32e95c6137535fc8627a2868b8ffb5/mewurubuvaxularovabuvuzav.pdfIn PDF document text
- https://journalofcritique.com/ckdosyalari/upload/files/janadajavixew.pdfIn PDF document text
- https://www.indee-r.fr/wp-content/plugins/super-forms/uploads/php/files/217739808a3183e84fc8f888b610a403/27538455505.pdfIn PDF document text
- http://pomocnaukowa.net/Upload/file/vozux.pdfIn PDF document text
- http://csc-0411.com/userfiles/file/20210905171835_p57h69.pdfIn PDF document text
- https://www.disbel.es/ckfinder/userfiles/files/92482262274.pdfIn PDF document text
- http://machulski.com/public/file/88366451518.pdfIn PDF document text
- https://suruburi.net/mm/file/30090004502.pdfIn PDF document text
- http://www.ondebiz.com/userfiles/file/takukesodajujojaruwoji.pdfIn PDF document text
- http://spprp.pl/userfiles/file/tafapobevawitelodoz.pdfIn PDF document text
- http://blpest.com/UserFiles/file/selokewefepifizagunifama.pdfIn PDF document text
- http://www.aamuhsv-madisonalumni.org/files/files/38348310026.pdfIn PDF document text
- http://it-hair.com/userfiles/30464198891.pdfIn PDF document text
- http://controldellaves.com/app/webroot/arxius/file/27056821208.pdfIn PDF document text
- http://monteconsultants.com/image/upload/File/kobagasovulirogufo.pdfIn PDF document text
- http://ghalemdi.com/userfiles/file/72755138448.pdfIn PDF document text
- http://arcenevents.nl/site/upload/files/gulekinanebok.pdfIn PDF document text
- http://cistenivytahu.cz/upload/file/79032171686.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134aea9967c9---lafatarisafadudag.pdfIn PDF document text
- http://maiodi.com/userfiles/files/66307498347.pdfIn PDF document text
- https://habibitoursegypt.com/ckfinder/userfiles/files/13561216183.pdfIn PDF document text
- http://rosniyom.com/userfiles/files/8703005901.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=body+sore+from+workoutPDF 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_off0000b297.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB297 | 10556 bytes |
SHA-256: 744e468835c94cf1b7cd241afae834703ebe07fc21171cc9fd7dc75e3e0287fa |
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font_01_sfnt_off0000cad5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAD5 | 15316 bytes |
SHA-256: 90972894b1e412883d411c8efbf0332bb4e3955df9e2e7293e5f6dc3debb3a0b |
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font_02_sfnt_off0000f1e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1E7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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