MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities or delivering malicious content. The PDF also contains numerous external URIs, many of which point to compromised or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9525
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.
-
Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
-
External URI info PDF_URIPDF contains an external URL action
-
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://baoholaodong24.com/userfiles/file/fetapabufutosawigifusofi.pdf In PDF document text
- https://larustt.com/upload/ckfinder/files/48716077110.pdfIn PDF document text
- http://itps-group.com/uploadfiles/file/vinozirofijuv.pdfIn PDF document text
- http://ngor2-3.com/file_media/file_image/file/63105849143.pdfIn PDF document text
- http://crystalnymph.by/wp-content/plugins/super-forms/uploads/php/files/ddd8e66b803201cb0cf16a2e90f22c01/vusenupodilotokifazeboju.pdfIn PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609413f49cbcd---55720500730.pdfIn PDF document text
- http://studio-rivetti.it/userfiles/files/wiwobo.pdfIn PDF document text
- https://dipinkrishna.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e4805c14e8---jixitemixoxivenijugum.pdfIn PDF document text
- https://www.opsclown.it/ckfinder/userfiles/files/mekanuzadubuja.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d0637e823b---31494301738.pdfIn PDF document text
- https://goez3.com/10005001208290177/ckfinder/userfiles/files/31780005514.pdfIn PDF document text
- http://xlsferrosilicon.com/d/files/41744941026.pdfIn PDF document text
- http://www.mananthavadynorbertines.org/www/js/ckfinder/userfiles/files/ruduxiruvekofijajanudom.pdfIn PDF document text
- http://manpukulivermore.com/uploads/files/64017719377.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/ghmr32ltjbjkc2s7bg9vo9ig23/bukumipavizu.pdfIn PDF document text
- http://alphasigmaoverseas.com/userfiles/file/mefevofalu.pdfIn PDF document text
- https://inchirieriavioane.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160923c7b3b164---99977811555.pdfIn PDF document text
- http://cbcom.eu/ressource/site-image/files/kajotipesa.pdfIn PDF document text
- https://kawanmto.info/contents//files/48773312647.pdfIn PDF document text
- http://cityhighclassof77.com/clients/9/9e/9ea685038b5a197d2022a69b8c6b162a/File/93087816563.pdfIn PDF document text
- https://realimpacto.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16105b9141e0e1---dumekisuvumumitolivutomo.pdfIn PDF document text
- http://diclenakliyat.com/userfiles/file/rabirojimurunezev.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=grade+11+exponents+and+surds+test+pdfPDF link annotation
- https://www.assessment.unibe.ch/app/webroot/js/ckfinder/userfiles/files/78766868294.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fccb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCCB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_01_sfnt_off000114dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114DD | 17484 bytes |
SHA-256: cafa76d38595e18fe64423ae931952185ed6a87f0879373bd2bf050655b79847 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.