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. Heuristics indicate the PDF contains a link farm pointing to compromised websites and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of external URIs and embedded URLs further supports this, as they likely lead to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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=tr%C3%ADada+2016+watch+online+free PDF link annotation
- http://dsfly.com/uploads/files/pefaxifadakegexumofelenek.pdfIn PDF document text
- https://traiteur-troyes-mariage-buffet-aube-10.blaisot-traiteur.fr/ckfinder/userfiles/files/wesegelikemetagibixadowix.pdfIn PDF document text
- https://reha.bg/content/upload/file/fisifetuwimu.pdfIn PDF document text
- http://sushimura1.com/uploads/files/29116982030.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/161329ccc95412---41236295727.pdfIn PDF document text
- https://allegypttours.net/userfiles/files/12425734598.pdfIn PDF document text
- https://nodka.eu/ckeditor/ckfinder/userfiles/files/15337877572.pdfIn PDF document text
- http://ozdoby-betonowe21.pl/Upload/file/gofis.pdfIn PDF document text
- https://masukpt1.com/contents/files/lesudulinoge.pdfIn PDF document text
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16140c7fb45354---goniji.pdfIn PDF document text
- http://chikatere.com/Upload/files/xorusawoj.pdfIn PDF document text
- http://bellamy.tw/uploads/files/202109091048027329.pdfIn PDF document text
- https://intekcanada.com/ckfinder/userfiles/files/11034703959.pdfIn PDF document text
- https://brianhigbielaw.com/UserFiles/file/94434565100.pdfIn PDF document text
- http://www.kreasoft.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1612fcc570d14c---85536972044.pdfIn PDF document text
- http://raczcsalad.hu/files/37513423339.pdfIn PDF document text
- https://www.actionconstructionjax.com/wp-content/plugins/super-forms/uploads/php/files/509b4df56ca2caa7d0bd4c4074eedc00/3368378510.pdfIn PDF document text
- http://geonatlife.es/ckfinder/userfiles/files/28450338493.pdfIn PDF document text
- https://phuketwebstudio.com/ckfinder/userfiles/files/23834125990.pdfIn PDF document text
- https://bandai-k.com/userfiles/file/42776333123.pdfIn PDF document text
- http://www.peritaonline.es/ckfinder/userfiles/files/33889599774.pdfIn PDF document text
- https://beta.nhatthiengroup.com/files/uploaded/files/lezexetelodivewilifadij.pdfIn PDF document text
- https://www.burnat-provins.ch/ck/ckfinder/userfiles/files/99305035355.pdfIn PDF document text
- http://52963566.com/upload/file/202109102259320173.pdfIn PDF document text
- http://synergyproperty.com/images/files/42286567524.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_off0000bd57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD57 | 10976 bytes |
SHA-256: 2341e2306c4b441c32a2a093c546ff330a2ddd31ec2949fd6707e63ec80e85d1 |
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font_01_sfnt_off0000d6d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6D6 | 17628 bytes |
SHA-256: ea87392fdbe5ce9a12abce8b207fcfef61ccaac4426c3ab6a38786b7d7724da8 |
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font_02_sfnt_off00010501.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10501 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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