MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that form a link farm, directing users to potentially compromised or malicious websites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates these links are on disposable hosting, suggesting an attempt to obscure the true malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://chcial.ru/uplcv?utm_term=nth+term+expression PDF link annotation
- https://hanomanberjaya.com/contents/files/55349753354.pdfIn PDF document text
- http://nataliashishkina.com/userfiles/file/juwuw.pdfIn PDF document text
- https://copperscraphandlers.com/ckfinder/userfiles/files/xikabu.pdfIn PDF document text
- http://auxerretv.com/content/public/file/63005966681.pdfIn PDF document text
- http://vietxetai.com/wp-content/plugins/super-forms/uploads/php/files/p632elkvevj24rbfefpvcogagk/sobexonexijevusokefobafom.pdfIn PDF document text
- http://www.radio-kum.si/data/files/77262623999.pdfIn PDF document text
- http://stmrcstvm.com/userfiles/file/6763342834.pdfIn PDF document text
- http://www.peretprod.ro/content-images/file/gukidemogitulikevuniba.pdfIn PDF document text
- http://autoneza.cz/UserFiles/File/gaxixinadutetagenudit.pdfIn PDF document text
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/16134d16a531e7---88223126043.pdfIn PDF document text
- http://2016.letnifestiwal.pl/ckfinder/userfiles/files/95555083052.pdfIn PDF document text
- https://ddnepal.com/assets/userfiles/files/56629617275.pdfIn PDF document text
- http://autoneza.cz/UserFiles/File/5834602867.pdfIn PDF document text
- http://hanifeugur.com/image/files/82389866729.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/90d184365ce7736700f8a822aeec8a64/45278960264.pdfIn PDF document text
- http://www.terresdescaraibes.fr/file/69912883067.pdfIn PDF document text
- https://woft-dining.com/webroot/editor-uploads/files/laxugan.pdfIn PDF document text
- http://struttur-arch.it/userfiles/files/12624186873.pdfIn PDF document text
- https://hogozaty.com/ckfinder/userfiles/files/1430779036.pdfIn PDF document text
- https://parlagame.net/calisma2/files/uploads/14903520505.pdfIn PDF document text
- http://elrey-uslugi.ru/media/file/wepolidagiji.pdfIn PDF document text
- https://ego-sofa.tw/uploads/files/202109260547408802.pdfIn PDF document text
- http://vdavloeren.be/userfiles/files/liwapovidijinexi.pdfIn PDF document text
- https://dveropolis.ru/upload_picture/46442574533.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_off0000bb77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB77 | 19300 bytes |
SHA-256: 7f7384ec9fa505f0658f7d3297e3384d4616a1f0ad1d821610c759951e9e0687 |
|||
font_01_sfnt_off0000ecb5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECB5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off000104cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104CC | 10388 bytes |
SHA-256: d85b9ede41ab1b0c91fc692002f8a05a772691f9c919f091de86aa53df89e608 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.