MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating it's a phishing or trojan delivery mechanism. It functions as a link farm, containing numerous URLs pointing to disposable hosting, likely to obscure the ultimate destination and evade detection. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM heuristics confirms this behavior.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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 http://fine-trading-knotwork.de/uploads/media/32756402347.pdf In PDF document text
- http://suphammamnon.org/uploads/files/jolufevarafu.pdfIn PDF document text
- http://originalavto.ru/userfiles/file/sefimuvom.pdfIn PDF document text
- http://interiorconsignments.com/media/file/ribijotesewulinivup.pdfIn PDF document text
- https://jagamimpi.info/contents/files/tifuwiwijuxawelor.pdfIn PDF document text
- http://datavincity.com/uploads/ckfinder/files/wadasikexesoxisu.pdfIn PDF document text
- http://irinabailey.com/upload/files/dakibikubelumo.pdfIn PDF document text
- http://bndweb.nl/upload/files/10354844807.pdfIn PDF document text
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/161440c1a4f1bc---93137174941.pdfIn PDF document text
- http://taiwan-casters.com/userfiles/file/nesofazijibul.pdfIn PDF document text
- http://nguyenxuanhuong.com/upload/files/bugidobuseza.pdfIn PDF document text
- https://www.golaw.net/wp-content/plugins/formcraft/file-upload/server/content/files/1614529ebaf853---96897880096.pdfIn PDF document text
- http://studiopol.it/userfiles/files/wurigodi.pdfIn PDF document text
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/d78953766eed8dba67a7cdb64f93cfc1/57987585532.pdfIn PDF document text
- http://shqinze.net/admin/upimg/file///63777117858.pdfIn PDF document text
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/5lrt9tktcsk1tvf3baoh9nteai/jitamojeb.pdfIn PDF document text
- https://kalimati.in/userfiles/file/tulixidapasewaxotifalej.pdfIn PDF document text
- http://magendans.com/imagefiles/file/55722485870.pdfIn PDF document text
- http://fuchs-orthopaedie.de/UserFiles/file/39133671838.pdfIn PDF document text
- http://0225674989.kad.tw/kads/ckfinder/userfiles/files/48012107861.pdfIn PDF document text
- http://veoguidecostarica.com/ci/userfiles/files/85636068835.pdfIn PDF document text
- http://sun-eko.eu/files/file/zazave.pdfIn PDF document text
- https://samsunyapi.com/userfiles/files/ziviba.pdfIn PDF document text
- http://nguyenxuanhuong.com/upload/files/26016878593.pdfIn PDF document text
- https://feedproxy.google.com/~r/Gsjc/~3/1hHberoKktI/uplcv?utm_term=hbo+max+harley+quinn+showPDF link annotation
- 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_off0001acfa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1ACFA | 21948 bytes |
SHA-256: 1ffed064747c3482a67f1d4bcce36b54899c25170a9d5fef4574aa00c1e83e63 |
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font_01_sfnt_off0001e63e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1E63E | 10952 bytes |
SHA-256: e083a5e6e6fae6845a9fbd2c075f718a5335fc242d36cc05f727b1785b046e6f |
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font_02_sfnt_off0001ff75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1FF75 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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