MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of UTM parameters in some URLs suggests an attempt to track user engagement with these lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.7043
Heuristics 5
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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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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://catamma.ru/uplcv?utm_term=roblox+apk+mod+2020 PDF link annotation
- http://zenobiacultura.it/userfiles/file///9063180817.pdfIn PDF document text
- http://thuexedanang247.com/uploads/image/files/vopubefim.pdfIn PDF document text
- http://comicpapyrus.com/wp-content/plugins/super-forms/uploads/php/files/7fca1b8fdfc9853637a7c38720586af4/zoxufanowasivomuxofid.pdfIn PDF document text
- https://kodcomputers.ro/2664/uploads/65759395520.pdfIn PDF document text
- https://fiberglasssupplydepot.com/userfiles/files/wevevirabujaz.pdfIn PDF document text
- http://ardennes.proximeo.com/ckfinder/userfiles/files/6554488567.pdfIn PDF document text
- http://schubert-hh.de/image/file/dawevumomadekaxuvu.pdfIn PDF document text
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/161315c8b3c637---42503580939.pdfIn PDF document text
- http://stavclearing.ru/upload/files/koromumedabefuwoxifopip.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/r587jh4tpa0si9atc9qc0l9nr7/repotazoli.pdfIn PDF document text
- http://nm-union.ru/ckfinder/userfiles/files/38552016621.pdfIn PDF document text
- https://fontaine-eva.fr/userfiles/files/jiwasewunep.pdfIn PDF document text
- http://akcompany.vn/uploads/userfiles/file/mulikoserimusib.pdfIn PDF document text
- https://intrigantka.ru/images/userfiles/file/sodoniruwoga.pdfIn PDF document text
- https://vas-vill.hu/userfiles/file/53982029355.pdfIn PDF document text
- http://gccde.com/downloads/blog/geust/files/botexuv.pdfIn PDF document text
- https://tidurmalam2.com/contents/files/jejamimosupukefef.pdfIn PDF document text
- http://idrogastermoclima.it/Utentifile/FCKPage/file/38983534555.pdfIn PDF document text
- http://gazduire-domeniu.com/UserFiles/file/gamagojefulave.pdfIn PDF document text
- http://achilleferolla.it/userfiles/files/pozupemenonupuzulopuxor.pdfIn PDF document text
- https://ksboutlet.com/file/files/5720664201.pdfIn PDF document text
- http://mazdooradda.com/userfiles/file/dubelorajakef.pdfIn PDF document text
- https://leise.ru/admin/ckfinder/userfiles/files/keripunezajebodu.pdfIn PDF document text
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/161313df59f370---36533364115.pdfIn PDF document text
- http://pretaporter-pegah.com/userfiles/file/nawikow.pdfIn PDF document text
- http://baoveantam.info/upload/files/32952790872.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_off0000cde4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDE4 | 17652 bytes |
SHA-256: 538cea700d04b68b7201badbbc3db1ed2d44414c848956e539ecf9c430198d1d |
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font_01_sfnt_off0000fb8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB8D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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