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. It contains numerous URLs pointing to compromised websites and disposable hosting, suggesting a link farm used for phishing or malware distribution. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically highlights the use of link farms on disposable hosting, reinforcing the phishing/malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://allytemp.ru/uplcv?utm_term=hunger+games+pdf+download PDF link annotation
- https://eastoncn.housemember.com/uploads/files/lufidofexoxoredawizim.pdfIn PDF document text
- http://fairway.cc/images/blog/file/bebaxosikunavi.pdfIn PDF document text
- http://bulmarconsult.com/files/leduxixitawabewif.pdfIn PDF document text
- https://onderdurdu.com/upload/ckfinder/files/nabibaxurajubamomovez.pdfIn PDF document text
- http://flairpens.ru/uploads/files/84428336650.pdfIn PDF document text
- http://www.museopizarra.com/ckfinder/userfiles/files/rulitelobexunakazeko.pdfIn PDF document text
- http://nexxosrealty.com/userfiles/files/7923708985.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/161342b3d5896f---20841694106.pdfIn PDF document text
- http://xinchenfast.com/upload/file/71870959517.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/16137fafc839d4---88699409311.pdfIn PDF document text
- https://fishboat.hr/files/26364921497.pdfIn PDF document text
- http://www.heatandgas.com/EditorImages/file/63766063234.pdfIn PDF document text
- http://poledance-chrudim.cz/files/file/72901827796.pdfIn PDF document text
- https://foodsafebox.com/ckfinder/userfiles/files/wivolejafomebu.pdfIn PDF document text
- http://www.elstar.ru/uploads/files/defujegulujasivavi.pdfIn PDF document text
- http://jnnycc.org/userfiles/file/36350810701.pdfIn PDF document text
- http://szhlfz.net/upload/19829225533.pdfIn PDF document text
- https://redengewinnt.com/userfiles/file/29494884119.pdfIn PDF document text
- https://sunsetlearningcenter.com/userfiles/file/19098664519.pdfIn PDF document text
- http://www.hptindia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fed09692ff---94489187750.pdfIn PDF document text
- https://inprovituruguay.com/ckfinder/userfiles/files/kulifabudi.pdfIn PDF document text
- http://hmondo.com/userData/board/file/79870103394.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_off0000d87e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD87E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f095.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF095 | 10828 bytes |
SHA-256: e9c022336d972dde25b0b5e7819d6c3a11a7f08619f74d403ccf4ddbdeec8801 |
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font_02_sfnt_off00010956.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10956 | 18068 bytes |
SHA-256: 4d125c0cd71c25a66d141ed53005df2f314ec7ef32fa8101d89dbe3a7d7e48c5 |
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