MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and ML classifiers, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to disposable hosting or compromised CMS upload directories, suggesting it functions as a link farm to distribute further malicious content or phish for information. No scripts were extracted, but the PDF structure itself is used to host these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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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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 https://oniceh.ru/uplcv?utm_term=naira+marley+latest+song PDF link annotation
- http://ventss.ru/userfiles/files/xudusavubo.pdfIn PDF document text
- http://madmojo.com/fckupload/file/jijabetekifomupumagotax.pdfIn PDF document text
- http://dentistturkey.com/image/files/supojezusorijuzulo.pdfIn PDF document text
- https://incense888.com/uploads/files/202109160344546039.pdfIn PDF document text
- http://nuovojob.com/userfiles/files/vovagopawarenexojima.pdfIn PDF document text
- https://agroadvanced.com/app/webroot/newsletters/editor/files/28484420368.pdfIn PDF document text
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614a1b45e4f28---82549323563.pdfIn PDF document text
- https://amzentransportationindustries.com/admin/imagetemp1/file/23469779365.pdfIn PDF document text
- http://marjoleintje.nl/include/userfiles/72936304071.pdfIn PDF document text
- http://taihegas.com/filespath/files/20210925040713.pdfIn PDF document text
- http://guitarenko.fr/img/files/54311669019.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/161442bc3ceaad---30511483319.pdfIn PDF document text
- https://suemsas.com/wp-content/plugins/super-forms/uploads/php/files/v040qvd85a3clbe0jg4in7h9k5/79441847233.pdfIn PDF document text
- https://mobspace.xyz/web/img/podborky/files/doguredugefivis.pdfIn PDF document text
- http://kemnhapkhau.com/upload/files/75073327311.pdfIn PDF document text
- http://gd-weimi.com/upfolder/e/files/20210904231727.pdfIn PDF document text
- http://paradoxine.com/upload/files/19485548972.pdfIn PDF document text
- http://schokofontaenen.de/idata/3008082376.pdfIn PDF document text
- https://gdwtechnology.com/fckeditor/file/In PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613b0d281be93---2773154378.pdfIn PDF document text
- https://rawoctane.com/uploads/file/94548775497.pdfIn PDF document text
- http://retrievers.su/ckfinder/userfiles/files/49989204897.pdfIn PDF document text
- http://farmaciafoglia.eu/userfiles/files/47700211253.pdfIn PDF document text
- http://www.gcsystem.pl/wp-content/plugins/formcraft/file-upload/server/content/files/161402cd0033f4---jekipivotixarewepikejuwiw.pdfIn PDF document text
- https://marwaautorepair.com/nbloom/fckuploads/file/39192947068.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_off0000b787.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB787 | 10540 bytes |
SHA-256: eb615399ccbb25b8ce930738ca2b4e3577f9b67a538d760eea1027603a57ee88 |
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font_01_sfnt_off0000cf91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF91 | 20248 bytes |
SHA-256: 902e213d7e0a319448ea80c9f0a0afb1700dc93d3c2fb0703621847833970c15 |
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font_02_sfnt_off000104d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104D2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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