MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1105 Ingress Tool Transfer
The PDF contains embedded JavaScript and numerous external URIs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The ClamAV detection and ML classifier further support its malicious nature, likely serving as a lure for phishing or to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.8304
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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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.
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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://philabc.ru/uplcv?utm_term=someone+like+u+novel+pdf PDF link annotation
- https://cubic.is/userfiles/file/dofusumu.pdfIn PDF document text
- http://graviroz.hu/ckfinder/userfiles/files/suguwebofoxa.pdfIn PDF document text
- https://avenue102.com/uploads/file/89041341760.pdfIn PDF document text
- http://saovietgroup.com/upload/FCK/file/91397009140.pdfIn PDF document text
- http://ancient-theater.gr/media/file/64242611073.pdfIn PDF document text
- https://o-dance.com/upload/files/widuzetewagijibadi.pdfIn PDF document text
- https://rubin2000-distribuitorshop.ro/userfiles/file/3828229142.pdfIn PDF document text
- http://elmiraclassiccountry.com/wp-content/plugins/super-forms/uploads/php/files/f2p8rosnbmjrgev9dkugcdhhe5/50610604842.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/0c2sb444mdpklijfjpna3ifr1e/84954244943.pdfIn PDF document text
- http://elitsatodorova.com/uploadfiles/file/wizuvokiki.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/2fd331dd3023539a01a01c1bafe3deed/fupebupareluvavep.pdfIn PDF document text
- https://discovery99.com/userfiles/file/95095472898.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/kouolr3bs7pb1o4kg955cfrt93/19184976336.pdfIn PDF document text
- https://motoquadro.de/userfiles/file/jipidipu.pdfIn PDF document text
- http://evergreendentistryva.com/app/webroot/js/ckfinder/userfiles/files/rusikigevamid.pdfIn PDF document text
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082f00cc3bb8---67178322686.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b08156119ae---50444950045.pdfIn PDF document text
- https://hv2barrier.com/application/third_party/ckfinder/userfiles/files/76526849822.pdfIn PDF document text
- http://barbusci.it/maisUserFile/file/takawozefug.pdfIn PDF document text
- http://deficanderel.com/clients/6/67/674a09facce11b7629d390eef9534ff9/File/89081765709.pdfIn PDF document text
- http://stardentalcare.org/userfiles/file/gegivofuzagegedavar.pdfIn PDF document text
- http://gursakaryahukuk.com/images/file/15448233628.pdfIn PDF document text
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2f56c2e51c---86006797160.pdfIn PDF document text
- http://nsfeed.com/_UploadFile/Images/file/36229187140.pdfIn PDF document text
- http://studiodispirito.it/userfiles/file/51757127926.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_off0000e936.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE936 | 18028 bytes |
SHA-256: f8940a64d3065332c64ffb83e286f7e46aa2fd4b7e33b7b9be268ca99e7ecbb1 |
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font_01_sfnt_off00011836.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11836 | 10464 bytes |
SHA-256: 4806d881c485bb9c3de9fd90e95ee538eb1f8aadde9944c9694dc79e19d16fcb |
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