MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as a link farm, with several URLs pointing to compromised CMS uploads and disposable hosting. The ML classifier and ClamAV also identified it as malicious, specifically a phishing trojan. The document's structure and embedded URLs indicate an attempt to redirect users to potentially harmful external sites, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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 http://veewood.com/file_media/file_image/file/nisaxusuwixojebufabakotow.pdf In PDF document text
- http://apismorava.eu/docs/wenafefuzu.pdfIn PDF document text
- http://abwlargo.com/uploads/files/komakabumewuzufujagup.pdfIn PDF document text
- https://www.sherpachristain.org.np/ckfinder/userfiles/files/37059561223.pdfIn PDF document text
- https://petek.biz/resimler/files/safudoresepawejix.pdfIn PDF document text
- https://mkontakt.pl/dat/file/wipibaze.pdfIn PDF document text
- http://gccde.com/downloads/blog/geust/files/disabor.pdfIn PDF document text
- http://1night2daytour.com/ckupload/files/88673905270.pdfIn PDF document text
- https://ontogepszerviz.hu/editor_up/tajilarafonetujavin.pdfIn PDF document text
- http://adria-ex.com/images/blog/file/51262669959.pdfIn PDF document text
- https://mystruggle.uk/indigo/ckfinder/userfiles/files/17589782394.pdfIn PDF document text
- http://nofatrans-int.com/userfiles/file/vaxebegegegoxeteniwiji.pdfIn PDF document text
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/161336dd101eea---95224474381.pdfIn PDF document text
- http://shijijiaming.cn/filespath/files/20210914041230.pdfIn PDF document text
- https://tezerwatch.com/file/upload/files/09-22-19-25-28-60.pdfIn PDF document text
- https://karjerastests.bankai.lv/ckfinder/userfiles/files/96800866125.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613b000ee4bb8---15143598882.pdfIn PDF document text
- https://musluogluotomotiv.com/upload/ckfinder/files/21004379979.pdfIn PDF document text
- http://xhiehchin.com/Xhieh_News/_file/zovulotapowibokevulel.pdfIn PDF document text
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613fce69489ca---gudovesovetobozutakug.pdfIn PDF document text
- https://attack.lt/images/files/vijol.pdfIn PDF document text
- http://decaldankinh.net/upload/files/93934312480.pdfIn PDF document text
- http://cobmedia.hu/include/xiberewanad.pdfIn PDF document text
- http://faurau.com/luodan/images/userfiles/file/zufidajotexeno.pdfIn PDF document text
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161323f5016279---rezeboxaw.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=peek+acuity+appPDF link annotation
- https://mediaget.com/userfiles/files/64230158532.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_off0000d546.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD546 | 18764 bytes |
SHA-256: dfd9608b234ec5dfabaa8d58d0bcf8065bf7a4f78f4260d639a03c9346f48272 |
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font_01_sfnt_off000105e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105E0 | 10136 bytes |
SHA-256: e284be3bde56306595d7154cba0e85c5eb91c82890e3097a352f8ae10a5a7b35 |
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font_02_sfnt_off00011cbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CBD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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